Subversion Repositories OpenCV2-Cookbook

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Index: images/chessboards/chessboard05.jpg
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/images/chessboards/chessboard05.jpg
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/images/chessboards/chessboard23.jpg
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/images/chessboards/chessboard24.jpg
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Index: images/chessboards/chessboard06.jpg
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/images/chessboards/chessboard06.jpg
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Index: images/chessboards/chessboard42.jpg
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/images/chessboards/chessboard42.jpg
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Index: images/chessboards/chessboard25.jpg
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/images/chessboards/chessboard25.jpg
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Index: images/chessboards/chessboard07.jpg
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/images/chessboards/chessboard07.jpg
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Index: images/chessboards/chessboard43.jpg
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/images/chessboards/chessboard43.jpg
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Index: images/chessboards/chessboard26.jpg
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/images/chessboards/chessboard26.jpg
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Index: images/chessboards/chessboard08.jpg
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/images/chessboards/chessboard08.jpg
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Index: images/chessboards/chessboard27.jpg
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/images/chessboards/chessboard27.jpg
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Index: images/chessboards/chessboard09.jpg
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/images/chessboards/chessboard09.jpg
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Index: images/chessboards/chessboard28.jpg
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/images/chessboards/chessboard28.jpg
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/images/chessboards/chessboard29.jpg
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Index: images/moose.jpg
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/images/moose.jpg
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Index: images/baboon2.jpg
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/images/baboon2.jpg
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Index: images/binary.bmp
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/images/binary.bmp
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Index: images/baboon3.jpg
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/images/baboon3.jpg
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Index: images/baboon4.jpg
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/images/baboon4.jpg
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Index: images/waves.jpg
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/images/waves.jpg
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Index: images/building.jpg
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/images/building.jpg
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/images/logo.bmp
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Index: images/binaryGroup.bmp
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/images/binaryGroup.bmp
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Index: images/tower.jpg
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/images/tower.jpg
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Index: images/beach.jpg
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/images/beach.jpg
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Index: images/boldt.jpg
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/images/boldt.jpg
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Index: images/bike.avi
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/images/bike.avi
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Index: images/bear.jpg
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/images/bear.jpg
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Index: images/sagouine.jpg
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/images/sagouine.jpg
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Index: images/puppy.bmp
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/images/puppy.bmp
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Index: images/lake.jpg
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/images/lake.jpg
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Index: images/marais.jpg
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/images/marais.jpg
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Index: images/church01.jpg
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/images/church01.jpg
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Index: images/church02.jpg
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/images/church02.jpg
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Index: images/church03.jpg
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/images/church03.jpg
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Index: images/monument1.jpg
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/images/monument1.jpg
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Index: images/monument2.jpg
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/images/monument2.jpg
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Index: images/fundy.jpg
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Index: images/road.jpg
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/images/road.jpg
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Index: images/chariot.jpg
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/images/chariot.jpg
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Index: images/rain.jpg
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/images/rain.jpg
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Index: images/group.jpg
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/images/group.jpg
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Index: images/canal1.jpg
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/images/canal1.jpg
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Index: Chapter 09/CameraCalibrator.h
===================================================================
--- Chapter 09/CameraCalibrator.h (nonexistent)
+++ Chapter 09/CameraCalibrator.h (revision 9)
@@ -0,0 +1,83 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 9 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+ \*------------------------------------------------------------------------------------------*/
+
+#ifndef CAMERACALIBRATOR_H
+#define CAMERACALIBRATOR_H
+
+#include <vector>
+#include <iostream>
+
+#include <opencv2/core/core.hpp>
+#include "opencv2/imgproc/imgproc.hpp"
+#include "opencv2/calib3d/calib3d.hpp"
+#include <opencv2/highgui/highgui.hpp>
+
+class CameraCalibrator
+{
+
+ // input points
+ std::vector<std::vector<cv::Point3f> > objectPoints;
+ std::vector<std::vector<cv::Point2f> > imagePoints;
+ // output Matrices
+ cv::Mat cameraMatrix;
+ cv::Mat distCoeffs;
+ // flag to specify how calibration is done
+ int flag;
+ // used in image undistortion
+ cv::Mat map1, map2;
+ bool mustInitUndistort;
+
+public:
+ CameraCalibrator() :
+ flag(0), mustInitUndistort(true)
+ {
+ }
+ ;
+
+ // Open the chessboard images and extract corner points
+ int
+ addChessboardPoints(const std::vector<std::string>& filelist,
+ cv::Size & boardSize);
+ // Add scene points and corresponding image points
+ void
+ addPoints(const std::vector<cv::Point2f>& imageCorners,
+ const std::vector<cv::Point3f>& objectCorners);
+ // Calibrate the camera
+ double
+ calibrate(cv::Size imageSize);
+ // Set the calibration flag
+ void
+ setCalibrationFlag(bool radial8CoeffEnabled = false,
+ bool tangentialParamEnabled = false);
+ // Remove distortion in an image (after calibration)
+ cv::Mat
+ remap(const cv::Mat &image);
+
+ // Getters
+ cv::Mat
+ getCameraMatrix()
+ {
+ return cameraMatrix;
+ }
+ cv::Mat
+ getDistCoeffs()
+ {
+ return distCoeffs;
+ }
+};
+
+#endif // CAMERACALIBRATOR_H
/Chapter 09/CameraCalibrator.h
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Index: Chapter 09/calibrate.cpp
===================================================================
--- Chapter 09/calibrate.cpp (nonexistent)
+++ Chapter 09/calibrate.cpp (revision 9)
@@ -0,0 +1,85 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 9 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+ \*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+#include <iomanip>
+#include <vector>
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include <opencv2/features2d/features2d.hpp>
+
+#include "CameraCalibrator.h"
+
+int
+main()
+{
+
+ cv::namedWindow("Image");
+ cv::Mat image;
+ std::vector<std::string> filelist;
+
+ // generate list of chessboard image filename
+ for (int i = 1; i <= 20; i++)
+ {
+
+ std::stringstream str;
+ str << "../chessboards/chessboard" << std::setw(2) << std::setfill('0')
+ << i << ".jpg";
+ std::cout << str.str() << std::endl;
+
+ filelist.push_back(str.str());
+ image = cv::imread(str.str(), 0);
+ cv::imshow("Image", image);
+
+ cv::waitKey(100);
+ }
+
+ // Create calibrator object
+ CameraCalibrator cameraCalibrator;
+ // add the corners from the chessboard
+ cv::Size boardSize(6, 4);
+ cameraCalibrator.addChessboardPoints(filelist, // filenames of chessboard image
+ boardSize); // size of chessboard
+ // calibrate the camera
+ // cameraCalibrator.setCalibrationFlag(true,true);
+ cameraCalibrator.calibrate(image.size());
+
+ // Image Undistortion
+ image = cv::imread(filelist[6]);
+ cv::Mat uImage = cameraCalibrator.remap(image);
+
+ // display camera matrix
+ cv::Mat cameraMatrix = cameraCalibrator.getCameraMatrix();
+ std::cout << " Camera intrinsic: " << cameraMatrix.rows << "x"
+ << cameraMatrix.cols << std::endl;
+ std::cout << cameraMatrix.at<double>(0, 0) << " "
+ << cameraMatrix.at<double>(0, 1) << " " << cameraMatrix.at<double>(0, 2)
+ << std::endl;
+ std::cout << cameraMatrix.at<double>(1, 0) << " "
+ << cameraMatrix.at<double>(1, 1) << " " << cameraMatrix.at<double>(1, 2)
+ << std::endl;
+ std::cout << cameraMatrix.at<double>(2, 0) << " "
+ << cameraMatrix.at<double>(2, 1) << " " << cameraMatrix.at<double>(2, 2)
+ << std::endl;
+
+ imshow("Original Image", image);
+ imshow("Undistorted Image", uImage);
+
+ cv::waitKey();
+ return 0;
+}
/Chapter 09/calibrate.cpp
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Index: Chapter 09/CameraCalibrator.cpp
===================================================================
--- Chapter 09/CameraCalibrator.cpp (nonexistent)
+++ Chapter 09/CameraCalibrator.cpp (revision 9)
@@ -0,0 +1,158 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 9 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+ \*------------------------------------------------------------------------------------------*/
+
+#include "CameraCalibrator.h"
+
+// Open chessboard images and extract corner points
+int
+CameraCalibrator::addChessboardPoints(const std::vector<std::string>& filelist,
+ cv::Size & boardSize)
+{
+
+ // the points on the chessboard
+ std::vector<cv::Point2f> imageCorners;
+ std::vector<cv::Point3f> objectCorners;
+
+ // 3D Scene Points:
+ // Initialize the chessboard corners
+ // in the chessboard reference frame
+ // The corners are at 3D location (X,Y,Z)= (i,j,0)
+ for (int i = 0; i < boardSize.height; i++)
+ {
+ for (int j = 0; j < boardSize.width; j++)
+ {
+
+ objectCorners.push_back(cv::Point3f(i, j, 0.0f));
+ }
+ }
+
+ // 2D Image points:
+ cv::Mat image; // to contain chessboard image
+ int successes = 0;
+ // for all viewpoints
+ for (unsigned int i = 0; i < filelist.size(); i++)
+ {
+
+ // Open the image
+ image = cv::imread(filelist[i], 0);
+
+ // Get the chessboard corners
+ bool found = cv::findChessboardCorners(image, boardSize, imageCorners);
+
+ // Get subpixel accuracy on the corners
+ cv::cornerSubPix(image, imageCorners, cv::Size(5, 5), cv::Size(-1, -1),
+ cv::TermCriteria(cv::TermCriteria::MAX_ITER + cv::TermCriteria::EPS,
+ 30, // max number of iterations
+ 0.1)); // min accuracy
+
+ // If we have a good board, add it to our data
+ if (imageCorners.size() == (unsigned int) boardSize.area())
+ {
+
+ // Add image and scene points from one view
+ addPoints(imageCorners, objectCorners);
+ successes++;
+ }
+
+ //Draw the corners
+ cv::drawChessboardCorners(image, boardSize, imageCorners, found);
+ cv::imshow("Corners on Chessboard", image);
+ cv::waitKey(100);
+ }
+
+ return successes;
+}
+
+// Add scene points and corresponding image points
+void
+CameraCalibrator::addPoints(const std::vector<cv::Point2f>& imageCorners,
+ const std::vector<cv::Point3f>& objectCorners)
+{
+
+ // 2D image points from one view
+ imagePoints.push_back(imageCorners);
+ // corresponding 3D scene points
+ objectPoints.push_back(objectCorners);
+}
+
+// Calibrate the camera
+// returns the re-projection error
+double
+CameraCalibrator::calibrate(cv::Size imageSize)
+{
+ // undistorter must be reinitialized
+ mustInitUndistort = true;
+
+ //Output rotations and translations
+ std::vector<cv::Mat> rvecs, tvecs;
+
+ // start calibration
+ return calibrateCamera(objectPoints, // the 3D points
+ imagePoints, // the image points
+ imageSize, // image size
+ cameraMatrix, // output camera matrix
+ distCoeffs, // output distortion matrix
+ rvecs, tvecs, // Rs, Ts
+ flag); // set options
+// ,CV_CALIB_USE_INTRINSIC_GUESS);
+
+}
+
+// remove distortion in an image (after calibration)
+cv::Mat
+CameraCalibrator::remap(const cv::Mat &image)
+{
+
+ cv::Mat undistorted;
+
+ if (mustInitUndistort)
+ { // called once per calibration
+
+ cv::initUndistortRectifyMap(cameraMatrix, // computed camera matrix
+ distCoeffs, // computed distortion matrix
+ cv::Mat(), // optional rectification (none)
+ cv::Mat(), // camera matrix to generate undistorted
+ cv::Size(640, 480),
+// image.size(), // size of undistorted
+ CV_32FC1,// type of output map
+ map1, map2); // the x and y mapping functions
+
+ mustInitUndistort = false;
+ }
+
+ // Apply mapping functions
+ cv::remap(image, undistorted, map1, map2, cv::INTER_LINEAR); // interpolation type
+
+ return undistorted;
+}
+
+// Set the calibration options
+// 8radialCoeffEnabled should be true if 8 radial coefficients are required (5 is default)
+// tangentialParamEnabled should be true if tangeantial distortion is present
+void
+CameraCalibrator::setCalibrationFlag(bool radial8CoeffEnabled,
+ bool tangentialParamEnabled)
+{
+
+ // Set the flag used in cv::calibrateCamera()
+ flag = 0;
+ if (!tangentialParamEnabled)
+ flag += CV_CALIB_ZERO_TANGENT_DIST;
+ if (radial8CoeffEnabled)
+ flag += CV_CALIB_RATIONAL_MODEL;
+}
+
/Chapter 09/CameraCalibrator.cpp
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Index: Chapter 09/estimateF.cpp
===================================================================
--- Chapter 09/estimateF.cpp (nonexistent)
+++ Chapter 09/estimateF.cpp (revision 9)
@@ -0,0 +1,331 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 9 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+#include <vector>
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include <opencv2/features2d/features2d.hpp>
+#include <opencv2/calib3d/calib3d.hpp>
+
+int main()
+{
+ // Read input images
+ cv::Mat image1= cv::imread("../church01.jpg",0);
+ cv::Mat image2= cv::imread("../church03.jpg",0);
+ if (!image1.data || !image2.data)
+ return 0;
+
+ // Display the images
+ cv::namedWindow("Right Image");
+ cv::imshow("Right Image",image1);
+ cv::namedWindow("Left Image");
+ cv::imshow("Left Image",image2);
+
+ // vector of keypoints
+ std::vector<cv::KeyPoint> keypoints1;
+ std::vector<cv::KeyPoint> keypoints2;
+
+ // Construction of the SURF feature detector
+ cv::SurfFeatureDetector surf(3000);
+
+ // Detection of the SURF features
+ surf.detect(image1,keypoints1);
+ surf.detect(image2,keypoints2);
+
+ std::cout << "Number of SURF points (1): " << keypoints1.size() << std::endl;
+ std::cout << "Number of SURF points (2): " << keypoints2.size() << std::endl;
+
+ // Draw the kepoints
+ cv::Mat imageKP;
+ cv::drawKeypoints(image1,keypoints1,imageKP,cv::Scalar(255,255,255),cv::DrawMatchesFlags::DRAW_RICH_KEYPOINTS);
+ cv::namedWindow("Right SURF Features");
+ cv::imshow("Right SURF Features",imageKP);
+ cv::drawKeypoints(image2,keypoints2,imageKP,cv::Scalar(255,255,255),cv::DrawMatchesFlags::DRAW_RICH_KEYPOINTS);
+ cv::namedWindow("Left SURF Features");
+ cv::imshow("Left SURF Features",imageKP);
+
+ // Construction of the SURF descriptor extractor
+ cv::SurfDescriptorExtractor surfDesc;
+
+ // Extraction of the SURF descriptors
+ cv::Mat descriptors1, descriptors2;
+ surfDesc.compute(image1,keypoints1,descriptors1);
+ surfDesc.compute(image2,keypoints2,descriptors2);
+
+ std::cout << "descriptor matrix size: " << descriptors1.rows << " by " << descriptors1.cols << std::endl;
+
+ // Construction of the matcher
+ cv::BruteForceMatcher<cv::L2<float>> matcher;
+
+ // Match the two image descriptors
+ std::vector<cv::DMatch> matches;
+ matcher.match(descriptors1,descriptors2, matches);
+
+ std::cout << "Number of matched points: " << matches.size() << std::endl;
+
+ // Select few Matches
+ std::vector<cv::DMatch> selMatches;
+ /*
+ keypoints1.push_back(cv::KeyPoint(342.,615.,2));
+ keypoints2.push_back(cv::KeyPoint(410.,600.,2));
+ selMatches.push_back(cv::DMatch(keypoints1.size()-1,keypoints2.size()-1,0)); // street light bulb
+ selMatches.push_back(matches[6]); // right tower
+ selMatches.push_back(matches[60]); // left bottom window
+ selMatches.push_back(matches[139]);
+ selMatches.push_back(matches[141]); // middle window
+ selMatches.push_back(matches[213]);
+ selMatches.push_back(matches[273]);
+
+ int kk=0;
+ while (kk<matches.size()) {
+ std::cout<<kk<<std::endl;
+ selMatches.push_back(matches[kk++]);
+ selMatches.pop_back();
+ cv::waitKey();
+ }
+ */
+
+ /* between church01 and church03 */
+ selMatches.push_back(matches[14]);
+ selMatches.push_back(matches[16]);
+ selMatches.push_back(matches[141]);
+ selMatches.push_back(matches[146]);
+ selMatches.push_back(matches[235]);
+ selMatches.push_back(matches[238]);
+ selMatches.push_back(matches[274]);
+
+ // Draw the selected matches
+ cv::Mat imageMatches;
+ cv::drawMatches(image1,keypoints1, // 1st image and its keypoints
+ image2,keypoints2, // 2nd image and its keypoints
+// selMatches, // the matches
+ matches, // the matches
+ imageMatches, // the image produced
+ cv::Scalar(255,255,255)); // color of the lines
+ cv::namedWindow("Matches");
+ cv::imshow("Matches",imageMatches);
+
+ // Convert 1 vector of keypoints into
+ // 2 vectors of Point2f
+ std::vector<int> pointIndexes1;
+ std::vector<int> pointIndexes2;
+ for (std::vector<cv::DMatch>::const_iterator it= selMatches.begin();
+ it!= selMatches.end(); ++it) {
+
+ // Get the indexes of the selected matched keypoints
+ pointIndexes1.push_back(it->queryIdx);
+ pointIndexes2.push_back(it->trainIdx);
+ }
+
+ // Convert keypoints into Point2f
+ std::vector<cv::Point2f> selPoints1, selPoints2;
+ cv::KeyPoint::convert(keypoints1,selPoints1,pointIndexes1);
+ cv::KeyPoint::convert(keypoints2,selPoints2,pointIndexes2);
+
+ // check by drawing the points
+ std::vector<cv::Point2f>::const_iterator it= selPoints1.begin();
+ while (it!=selPoints1.end()) {
+
+ // draw a circle at each corner location
+ cv::circle(image1,*it,3,cv::Scalar(255,255,255),2);
+ ++it;
+ }
+
+ it= selPoints2.begin();
+ while (it!=selPoints2.end()) {
+
+ // draw a circle at each corner location
+ cv::circle(image2,*it,3,cv::Scalar(255,255,255),2);
+ ++it;
+ }
+
+ // Compute F matrix from 7 matches
+ cv::Mat fundemental= cv::findFundamentalMat(
+ cv::Mat(selPoints1), // points in first image
+ cv::Mat(selPoints2), // points in second image
+ CV_FM_7POINT); // 7-point method
+
+ std::cout << "F-Matrix size= " << fundemental.rows << "," << fundemental.cols << std::endl;
+
+ // draw the left points corresponding epipolar lines in right image
+ std::vector<cv::Vec3f> lines1;
+ cv::computeCorrespondEpilines(
+ cv::Mat(selPoints1), // image points
+ 1, // in image 1 (can also be 2)
+ fundemental, // F matrix
+ lines1); // vector of epipolar lines
+
+ // for all epipolar lines
+ for (vector<cv::Vec3f>::const_iterator it= lines1.begin();
+ it!=lines1.end(); ++it) {
+
+ // draw the epipolar line between first and last column
+ cv::line(image2,cv::Point(0,-(*it)[2]/(*it)[1]),
+ cv::Point(image2.cols,-((*it)[2]+(*it)[0]*image2.cols)/(*it)[1]),
+ cv::Scalar(255,255,255));
+ }
+
+ // draw the left points corresponding epipolar lines in left image
+ std::vector<cv::Vec3f> lines2;
+ cv::computeCorrespondEpilines(cv::Mat(selPoints2),2,fundemental,lines2);
+ for (vector<cv::Vec3f>::const_iterator it= lines2.begin();
+ it!=lines2.end(); ++it) {
+
+ // draw the epipolar line between first and last column
+ cv::line(image1,cv::Point(0,-(*it)[2]/(*it)[1]),
+ cv::Point(image1.cols,-((*it)[2]+(*it)[0]*image1.cols)/(*it)[1]),
+ cv::Scalar(255,255,255));
+ }
+
+ // Display the images with points and epipolar lines
+ cv::namedWindow("Right Image Epilines");
+ cv::imshow("Right Image Epilines",image1);
+ cv::namedWindow("Left Image Epilines");
+ cv::imshow("Left Image Epilines",image2);
+
+ /*
+ std::nth_element(matches.begin(), // initial position
+ matches.begin()+matches.size()/2, // 50%
+ matches.end()); // end position
+ // remove all elements after the
+ matches.erase(matches.begin()+matches.size()/2, matches.end());
+*/
+ // Convert keypoints into Point2f
+ std::vector<cv::Point2f> points1, points2;
+ for (std::vector<cv::DMatch>::const_iterator it= matches.begin();
+ it!= matches.end(); ++it) {
+
+ // Get the position of left keypoints
+ float x= keypoints1[it->queryIdx].pt.x;
+ float y= keypoints1[it->queryIdx].pt.y;
+ points1.push_back(cv::Point2f(x,y));
+ // Get the position of right keypoints
+ x= keypoints2[it->trainIdx].pt.x;
+ y= keypoints2[it->trainIdx].pt.y;
+ points2.push_back(cv::Point2f(x,y));
+ }
+
+ std::cout << points1.size() << " " << points2.size() << std::endl;
+
+ // Compute F matrix using RANSAC
+ std::vector<uchar> inliers(points1.size(),0);
+ fundemental= cv::findFundamentalMat(
+ cv::Mat(points1),cv::Mat(points2), // matching points
+ inliers, // match status (inlier ou outlier)
+ CV_FM_RANSAC, // RANSAC method
+ 1, // distance to epipolar line
+ 0.98); // confidence probability
+
+ // Read input images
+ image1= cv::imread("../church01.jpg",0);
+ image2= cv::imread("../church03.jpg",0);
+
+ // Draw the epipolar line of few points
+ cv::computeCorrespondEpilines(cv::Mat(selPoints1),1,fundemental,lines1);
+ for (vector<cv::Vec3f>::const_iterator it= lines1.begin();
+ it!=lines1.end(); ++it) {
+
+ cv::line(image2,cv::Point(0,-(*it)[2]/(*it)[1]),
+ cv::Point(image2.cols,-((*it)[2]+(*it)[0]*image2.cols)/(*it)[1]),
+ cv::Scalar(255,255,255));
+ }
+
+ cv::computeCorrespondEpilines(cv::Mat(selPoints2),2,fundemental,lines2);
+ for (vector<cv::Vec3f>::const_iterator it= lines2.begin();
+ it!=lines2.end(); ++it) {
+
+ cv::line(image1,cv::Point(0,-(*it)[2]/(*it)[1]),
+ cv::Point(image1.cols,-((*it)[2]+(*it)[0]*image1.cols)/(*it)[1]),
+ cv::Scalar(255,255,255));
+ }
+
+ // Draw the inlier points
+ std::vector<cv::Point2f> points1In, points2In;
+ std::vector<cv::Point2f>::const_iterator itPts= points1.begin();
+ std::vector<uchar>::const_iterator itIn= inliers.begin();
+ while (itPts!=points1.end()) {
+
+ // draw a circle at each inlier location
+ if (*itIn) {
+ cv::circle(image1,*itPts,3,cv::Scalar(255,255,255),2);
+ points1In.push_back(*itPts);
+ }
+ ++itPts;
+ ++itIn;
+ }
+
+ itPts= points2.begin();
+ itIn= inliers.begin();
+ while (itPts!=points2.end()) {
+
+ // draw a circle at each inlier location
+ if (*itIn) {
+ cv::circle(image2,*itPts,3,cv::Scalar(255,255,255),2);
+ points2In.push_back(*itPts);
+ }
+ ++itPts;
+ ++itIn;
+ }
+
+ // Display the images with points
+ cv::namedWindow("Right Image Epilines (RANSAC)");
+ cv::imshow("Right Image Epilines (RANSAC)",image1);
+ cv::namedWindow("Left Image Epilines (RANSAC)");
+ cv::imshow("Left Image Epilines (RANSAC)",image2);
+
+ cv::findHomography(cv::Mat(points1In),cv::Mat(points2In),inliers,CV_RANSAC,1.);
+
+ // Read input images
+ image1= cv::imread("../church01.jpg",0);
+ image2= cv::imread("../church03.jpg",0);
+
+ // Draw the inlier points
+ itPts= points1In.begin();
+ itIn= inliers.begin();
+ while (itPts!=points1In.end()) {
+
+ // draw a circle at each inlier location
+ if (*itIn)
+ cv::circle(image1,*itPts,3,cv::Scalar(255,255,255),2);
+
+ ++itPts;
+ ++itIn;
+ }
+
+ itPts= points2In.begin();
+ itIn= inliers.begin();
+ while (itPts!=points2In.end()) {
+
+ // draw a circle at each inlier location
+ if (*itIn)
+ cv::circle(image2,*itPts,3,cv::Scalar(255,255,255),2);
+
+ ++itPts;
+ ++itIn;
+ }
+
+ // Display the images with points
+ cv::namedWindow("Right Image Homography (RANSAC)");
+ cv::imshow("Right Image Homography (RANSAC)",image1);
+ cv::namedWindow("Left Image Homography (RANSAC)");
+ cv::imshow("Left Image Homography (RANSAC)",image2);
+
+ cv::waitKey();
+ return 0;
+ }
\ No newline at end of file
/Chapter 09/estimateF.cpp
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Index: Chapter 09/estimateH.cpp
===================================================================
--- Chapter 09/estimateH.cpp (nonexistent)
+++ Chapter 09/estimateH.cpp (revision 9)
@@ -0,0 +1,137 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 9 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+#include <vector>
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include <opencv2/features2d/features2d.hpp>
+#include <opencv2/calib3d/calib3d.hpp>
+#include "matcher.h"
+
+int main()
+{
+ // Read input images
+ cv::Mat image1= cv::imread("../parliament1.bmp",0);
+ cv::Mat image2= cv::imread("../parliament2.bmp",0);
+ if (!image1.data || !image2.data)
+ return 0;
+
+ // Display the images
+ cv::namedWindow("Image 1");
+ cv::imshow("Image 1",image1);
+ cv::namedWindow("Image 2");
+ cv::imshow("Image 2",image2);
+
+ // Prepare the matcher
+ RobustMatcher rmatcher;
+ rmatcher.setConfidenceLevel(0.98);
+ rmatcher.setMinDistanceToEpipolar(1.0);
+ rmatcher.setRatio(0.65f);
+ cv::Ptr<cv::FeatureDetector> pfd= new cv::SurfFeatureDetector(10);
+ rmatcher.setFeatureDetector(pfd);
+
+ // Match the two images
+ std::vector<cv::DMatch> matches;
+ std::vector<cv::KeyPoint> keypoints1, keypoints2;
+ cv::Mat fundemental= rmatcher.match(image1,image2,matches, keypoints1, keypoints2);
+
+ // draw the matches
+ cv::Mat imageMatches;
+ cv::drawMatches(image1,keypoints1, // 1st image and its keypoints
+ image2,keypoints2, // 2nd image and its keypoints
+ matches, // the matches
+ imageMatches, // the image produced
+ cv::Scalar(255,255,255)); // color of the lines
+ cv::namedWindow("Matches");
+ cv::imshow("Matches",imageMatches);
+
+ // Convert keypoints into Point2f
+ std::vector<cv::Point2f> points1, points2;
+ for (std::vector<cv::DMatch>::const_iterator it= matches.begin();
+ it!= matches.end(); ++it) {
+
+ // Get the position of left keypoints
+ float x= keypoints1[it->queryIdx].pt.x;
+ float y= keypoints1[it->queryIdx].pt.y;
+ points1.push_back(cv::Point2f(x,y));
+ // Get the position of right keypoints
+ x= keypoints2[it->trainIdx].pt.x;
+ y= keypoints2[it->trainIdx].pt.y;
+ points2.push_back(cv::Point2f(x,y));
+ }
+
+ std::cout << points1.size() << " " << points2.size() << std::endl;
+
+ // Find the homography between image 1 and image 2
+ std::vector<uchar> inliers(points1.size(),0);
+ cv::Mat homography= cv::findHomography(
+ cv::Mat(points1),cv::Mat(points2), // corresponding points
+ inliers, // outputed inliers matches
+ CV_RANSAC, // RANSAC method
+ 1.); // max distance to reprojection point
+
+ // Draw the inlier points
+ std::vector<cv::Point2f>::const_iterator itPts= points1.begin();
+ std::vector<uchar>::const_iterator itIn= inliers.begin();
+ while (itPts!=points1.end()) {
+
+ // draw a circle at each inlier location
+ if (*itIn)
+ cv::circle(image1,*itPts,3,cv::Scalar(255,255,255),2);
+
+ ++itPts;
+ ++itIn;
+ }
+
+ itPts= points2.begin();
+ itIn= inliers.begin();
+ while (itPts!=points2.end()) {
+
+ // draw a circle at each inlier location
+ if (*itIn)
+ cv::circle(image2,*itPts,3,cv::Scalar(255,255,255),2);
+
+ ++itPts;
+ ++itIn;
+ }
+
+ // Display the images with points
+ cv::namedWindow("Image 1 Homography Points");
+ cv::imshow("Image 1 Homography Points",image1);
+ cv::namedWindow("Image 2 Homography Points");
+ cv::imshow("Image 2 Homography Points",image2);
+
+ // Warp image 1 to image 2
+ cv::Mat result;
+ cv::warpPerspective(image1, // input image
+ result, // output image
+ homography, // homography
+ cv::Size(2*image1.cols,image1.rows)); // size of output image
+
+ // Copy image 1 on the first half of full image
+ cv::Mat half(result,cv::Rect(0,0,image2.cols,image2.rows));
+ image2.copyTo(half);
+
+ // Display the warp image
+ cv::namedWindow("After warping");
+ cv::imshow("After warping",result);
+
+ cv::waitKey();
+ return 0;
+}
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/Chapter 09/estimateH.cpp
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Index: Chapter 09/matcher.h
===================================================================
--- Chapter 09/matcher.h (nonexistent)
+++ Chapter 09/matcher.h (revision 9)
@@ -0,0 +1,288 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 9 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#if !defined MATCHER
+#define MATCHER
+
+#include <vector>
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include <opencv2/features2d/features2d.hpp>
+
+class RobustMatcher {
+
+ private:
+
+ // pointer to the feature point detector object
+ cv::Ptr<cv::FeatureDetector> detector;
+ // pointer to the feature descriptor extractor object
+ cv::Ptr<cv::DescriptorExtractor> extractor;
+ float ratio; // max ratio between 1st and 2nd NN
+ bool refineF; // if true will refine the F matrix
+ double distance; // min distance to epipolar
+ double confidence; // confidence level (probability)
+
+ public:
+
+ RobustMatcher() : ratio(0.65f), refineF(true), confidence(0.99), distance(3.0) {
+
+ // SURF is the default feature
+ detector= new cv::SurfFeatureDetector();
+ extractor= new cv::SurfDescriptorExtractor();
+ }
+
+ // Set the feature detector
+ void setFeatureDetector(cv::Ptr<cv::FeatureDetector>& detect) {
+
+ detector= detect;
+ }
+
+ // Set descriptor extractor
+ void setDescriptorExtractor(cv::Ptr<cv::DescriptorExtractor>& desc) {
+
+ extractor= desc;
+ }
+
+ // Set the minimum distance to epipolar in RANSAC
+ void setMinDistanceToEpipolar(double d) {
+
+ distance= d;
+ }
+
+ // Set confidence level in RANSAC
+ void setConfidenceLevel(double c) {
+
+ confidence= c;
+ }
+
+ // Set the NN ratio
+ void setRatio(float r) {
+
+ ratio= r;
+ }
+
+ // if you want the F matrix to be recalculated
+ void refineFundamental(bool flag) {
+
+ refineF= flag;
+ }
+
+ // Clear matches for which NN ratio is > than threshold
+ // return the number of removed points
+ // (corresponding entries being cleared, i.e. size will be 0)
+ int ratioTest(std::vector<std::vector<cv::DMatch>>& matches) {
+
+ int removed=0;
+
+ // for all matches
+ for (std::vector<std::vector<cv::DMatch>>::iterator matchIterator= matches.begin();
+ matchIterator!= matches.end(); ++matchIterator) {
+
+ // if 2 NN has been identified
+ if (matchIterator->size() > 1) {
+
+ // check distance ratio
+ if ((*matchIterator)[0].distance/(*matchIterator)[1].distance > ratio) {
+
+ matchIterator->clear(); // remove match
+ removed++;
+ }
+
+ } else { // does not have 2 neighbours
+
+ matchIterator->clear(); // remove match
+ removed++;
+ }
+ }
+
+ return removed;
+ }
+
+ // Insert symmetrical matches in symMatches vector
+ void symmetryTest(const std::vector<std::vector<cv::DMatch>>& matches1,
+ const std::vector<std::vector<cv::DMatch>>& matches2,
+ std::vector<cv::DMatch>& symMatches) {
+
+ // for all matches image 1 -> image 2
+ for (std::vector<std::vector<cv::DMatch>>::const_iterator matchIterator1= matches1.begin();
+ matchIterator1!= matches1.end(); ++matchIterator1) {
+
+ if (matchIterator1->size() < 2) // ignore deleted matches
+ continue;
+
+ // for all matches image 2 -> image 1
+ for (std::vector<std::vector<cv::DMatch>>::const_iterator matchIterator2= matches2.begin();
+ matchIterator2!= matches2.end(); ++matchIterator2) {
+
+ if (matchIterator2->size() < 2) // ignore deleted matches
+ continue;
+
+ // Match symmetry test
+ if ((*matchIterator1)[0].queryIdx == (*matchIterator2)[0].trainIdx &&
+ (*matchIterator2)[0].queryIdx == (*matchIterator1)[0].trainIdx) {
+
+ // add symmetrical match
+ symMatches.push_back(cv::DMatch((*matchIterator1)[0].queryIdx,
+ (*matchIterator1)[0].trainIdx,
+ (*matchIterator1)[0].distance));
+ break; // next match in image 1 -> image 2
+ }
+ }
+ }
+ }
+
+ // Identify good matches using RANSAC
+ // Return fundemental matrix
+ cv::Mat ransacTest(const std::vector<cv::DMatch>& matches,
+ const std::vector<cv::KeyPoint>& keypoints1,
+ const std::vector<cv::KeyPoint>& keypoints2,
+ std::vector<cv::DMatch>& outMatches) {
+
+ // Convert keypoints into Point2f
+ std::vector<cv::Point2f> points1, points2;
+ for (std::vector<cv::DMatch>::const_iterator it= matches.begin();
+ it!= matches.end(); ++it) {
+
+ // Get the position of left keypoints
+ float x= keypoints1[it->queryIdx].pt.x;
+ float y= keypoints1[it->queryIdx].pt.y;
+ points1.push_back(cv::Point2f(x,y));
+ // Get the position of right keypoints
+ x= keypoints2[it->trainIdx].pt.x;
+ y= keypoints2[it->trainIdx].pt.y;
+ points2.push_back(cv::Point2f(x,y));
+ }
+
+ // Compute F matrix using RANSAC
+ std::vector<uchar> inliers(points1.size(),0);
+ cv::Mat fundemental= cv::findFundamentalMat(
+ cv::Mat(points1),cv::Mat(points2), // matching points
+ inliers, // match status (inlier ou outlier)
+ CV_FM_RANSAC, // RANSAC method
+ distance, // distance to epipolar line
+ confidence); // confidence probability
+
+ // extract the surviving (inliers) matches
+ std::vector<uchar>::const_iterator itIn= inliers.begin();
+ std::vector<cv::DMatch>::const_iterator itM= matches.begin();
+ // for all matches
+ for ( ;itIn!= inliers.end(); ++itIn, ++itM) {
+
+ if (*itIn) { // it is a valid match
+
+ outMatches.push_back(*itM);
+ }
+ }
+
+ std::cout << "Number of matched points (after cleaning): " << outMatches.size() << std::endl;
+
+ if (refineF) {
+ // The F matrix will be recomputed with all accepted matches
+
+ // Convert keypoints into Point2f for final F computation
+ points1.clear();
+ points2.clear();
+
+ for (std::vector<cv::DMatch>::const_iterator it= outMatches.begin();
+ it!= outMatches.end(); ++it) {
+
+ // Get the position of left keypoints
+ float x= keypoints1[it->queryIdx].pt.x;
+ float y= keypoints1[it->queryIdx].pt.y;
+ points1.push_back(cv::Point2f(x,y));
+ // Get the position of right keypoints
+ x= keypoints2[it->trainIdx].pt.x;
+ y= keypoints2[it->trainIdx].pt.y;
+ points2.push_back(cv::Point2f(x,y));
+ }
+
+ // Compute 8-point F from all accepted matches
+ fundemental= cv::findFundamentalMat(
+ cv::Mat(points1),cv::Mat(points2), // matching points
+ CV_FM_8POINT); // 8-point method
+ }
+
+ return fundemental;
+ }
+
+ // Match feature points using symmetry test and RANSAC
+ // returns fundemental matrix
+ cv::Mat match(cv::Mat& image1, cv::Mat& image2, // input images
+ std::vector<cv::DMatch>& matches, // output matches and keypoints
+ std::vector<cv::KeyPoint>& keypoints1, std::vector<cv::KeyPoint>& keypoints2) {
+
+ // 1a. Detection of the SURF features
+ detector->detect(image1,keypoints1);
+ detector->detect(image2,keypoints2);
+
+ std::cout << "Number of SURF points (1): " << keypoints1.size() << std::endl;
+ std::cout << "Number of SURF points (2): " << keypoints2.size() << std::endl;
+
+ // 1b. Extraction of the SURF descriptors
+ cv::Mat descriptors1, descriptors2;
+ extractor->compute(image1,keypoints1,descriptors1);
+ extractor->compute(image2,keypoints2,descriptors2);
+
+ std::cout << "descriptor matrix size: " << descriptors1.rows << " by " << descriptors1.cols << std::endl;
+
+ // 2. Match the two image descriptors
+
+ // Construction of the matcher
+ cv::BruteForceMatcher<cv::L2<float>> matcher;
+
+ // from image 1 to image 2
+ // based on k nearest neighbours (with k=2)
+ std::vector<std::vector<cv::DMatch>> matches1;
+ matcher.knnMatch(descriptors1,descriptors2,
+ matches1, // vector of matches (up to 2 per entry)
+ 2); // return 2 nearest neighbours
+
+ // from image 2 to image 1
+ // based on k nearest neighbours (with k=2)
+ std::vector<std::vector<cv::DMatch>> matches2;
+ matcher.knnMatch(descriptors2,descriptors1,
+ matches2, // vector of matches (up to 2 per entry)
+ 2); // return 2 nearest neighbours
+
+ std::cout << "Number of matched points 1->2: " << matches1.size() << std::endl;
+ std::cout << "Number of matched points 2->1: " << matches2.size() << std::endl;
+
+ // 3. Remove matches for which NN ratio is > than threshold
+
+ // clean image 1 -> image 2 matches
+ int removed= ratioTest(matches1);
+ std::cout << "Number of matched points 1->2 (ratio test) : " << matches1.size()-removed << std::endl;
+ // clean image 2 -> image 1 matches
+ removed= ratioTest(matches2);
+ std::cout << "Number of matched points 1->2 (ratio test) : " << matches2.size()-removed << std::endl;
+
+ // 4. Remove non-symmetrical matches
+ std::vector<cv::DMatch> symMatches;
+ symmetryTest(matches1,matches2,symMatches);
+
+ std::cout << "Number of matched points (symmetry test): " << symMatches.size() << std::endl;
+
+ // 5. Validate matches using RANSAC
+ cv::Mat fundemental= ransacTest(symMatches, keypoints1, keypoints2, matches);
+
+ // return the found fundemental matrix
+ return fundemental;
+ }
+};
+
+#endif
/Chapter 09/matcher.h
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+text/plain
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Index: Chapter 09/robustmatching.cpp
===================================================================
--- Chapter 09/robustmatching.cpp (nonexistent)
+++ Chapter 09/robustmatching.cpp (revision 9)
@@ -0,0 +1,113 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 9 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+#include <vector>
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include <opencv2/features2d/features2d.hpp>
+#include <opencv2/calib3d/calib3d.hpp>
+#include "matcher.h"
+
+int main()
+{
+ // Read input images
+ cv::Mat image1= cv::imread("../canal1.jpg",0);
+ cv::Mat image2= cv::imread("../canal2.jpg",0);
+ if (!image1.data || !image2.data)
+ return 0;
+
+ // Display the images
+ cv::namedWindow("Right Image");
+ cv::imshow("Right Image",image1);
+ cv::namedWindow("Left Image");
+ cv::imshow("Left Image",image2);
+
+ // Prepare the matcher
+ RobustMatcher rmatcher;
+ rmatcher.setConfidenceLevel(0.98);
+ rmatcher.setMinDistanceToEpipolar(1.0);
+ rmatcher.setRatio(0.65f);
+ cv::Ptr<cv::FeatureDetector> pfd= new cv::SurfFeatureDetector(10);
+ rmatcher.setFeatureDetector(pfd);
+
+ // Match the two images
+ std::vector<cv::DMatch> matches;
+ std::vector<cv::KeyPoint> keypoints1, keypoints2;
+ cv::Mat fundemental= rmatcher.match(image1,image2,matches, keypoints1, keypoints2);
+
+ // draw the matches
+ cv::Mat imageMatches;
+ cv::drawMatches(image1,keypoints1, // 1st image and its keypoints
+ image2,keypoints2, // 2nd image and its keypoints
+ matches, // the matches
+ imageMatches, // the image produced
+ cv::Scalar(255,255,255)); // color of the lines
+ cv::namedWindow("Matches");
+ cv::imshow("Matches",imageMatches);
+
+ // Convert keypoints into Point2f
+ std::vector<cv::Point2f> points1, points2;
+
+ for (std::vector<cv::DMatch>::const_iterator it= matches.begin();
+ it!= matches.end(); ++it) {
+
+ // Get the position of left keypoints
+ float x= keypoints1[it->queryIdx].pt.x;
+ float y= keypoints1[it->queryIdx].pt.y;
+ points1.push_back(cv::Point2f(x,y));
+ cv::circle(image1,cv::Point(x,y),3,cv::Scalar(255,255,255),3);
+ // Get the position of right keypoints
+ x= keypoints2[it->trainIdx].pt.x;
+ y= keypoints2[it->trainIdx].pt.y;
+ cv::circle(image2,cv::Point(x,y),3,cv::Scalar(255,255,255),3);
+ points2.push_back(cv::Point2f(x,y));
+ }
+
+ // Draw the epipolar lines
+ std::vector<cv::Vec3f> lines1;
+ cv::computeCorrespondEpilines(cv::Mat(points1),1,fundemental,lines1);
+
+ for (vector<cv::Vec3f>::const_iterator it= lines1.begin();
+ it!=lines1.end(); ++it) {
+
+ cv::line(image2,cv::Point(0,-(*it)[2]/(*it)[1]),
+ cv::Point(image2.cols,-((*it)[2]+(*it)[0]*image2.cols)/(*it)[1]),
+ cv::Scalar(255,255,255));
+ }
+
+ std::vector<cv::Vec3f> lines2;
+ cv::computeCorrespondEpilines(cv::Mat(points2),2,fundemental,lines2);
+
+ for (vector<cv::Vec3f>::const_iterator it= lines2.begin();
+ it!=lines2.end(); ++it) {
+
+ cv::line(image1,cv::Point(0,-(*it)[2]/(*it)[1]),
+ cv::Point(image1.cols,-((*it)[2]+(*it)[0]*image1.cols)/(*it)[1]),
+ cv::Scalar(255,255,255));
+ }
+
+ // Display the images with epipolar lines
+ cv::namedWindow("Right Image Epilines (RANSAC)");
+ cv::imshow("Right Image Epilines (RANSAC)",image1);
+ cv::namedWindow("Left Image Epilines (RANSAC)");
+ cv::imshow("Left Image Epilines (RANSAC)",image2);
+
+ cv::waitKey();
+ return 0;
+}
\ No newline at end of file
/Chapter 09/robustmatching.cpp
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+text/plain
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Index: Chapter 09/README.txt
===================================================================
--- Chapter 09/README.txt (nonexistent)
+++ Chapter 09/README.txt (revision 9)
@@ -0,0 +1,23 @@
+This directory contains material supporting chapter 9 of the cookbook:
+Computer Vision Programming using the OpenCV Library.
+by Robert Laganiere, Packt Publishing, 2011.
+
+Files:
+ CameraCalibrator.h
+ CameraCalibrator.cpp
+ calibrate.cpp
+correspond to Recipes:
+Calibrating a camera
+File:
+ estimateF.cpp
+correspond to Recipe:
+Computing the Fundamental Matrix of an Image Pair
+Files:
+ matcher.h
+ robustmatching.cpp
+correspond to Recipe:
+Matching Images using Random Sample Consensus
+File:
+ estimateH.cpp
+correspond to Recipe:
+Computing a homography between two images
/Chapter 09/README.txt
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## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: Chapter 01/myQtGUIApp/myQtGUIApp.pro
===================================================================
--- Chapter 01/myQtGUIApp/myQtGUIApp.pro (nonexistent)
+++ Chapter 01/myQtGUIApp/myQtGUIApp.pro (revision 9)
@@ -0,0 +1,25 @@
+#-------------------------------------------------
+#
+# Project created by QtCreator 2010-06-28T13:41:33
+#
+#-------------------------------------------------
+
+TARGET = myQtGUIApp
+TEMPLATE = app
+
+
+SOURCES += main.cpp\
+ mainwindow.cpp
+
+HEADERS += mainwindow.h
+
+FORMS += mainwindow.ui
+
+INCLUDEPATH += C:\OpenCV2.2\include\
+
+LIBS += -LC:\OpenCV2.2\lib \
+ -lopencv_core \
+ -lopencv_highgui \
+ -lopencv_imgproc \
+ -lopencv_features2d \
+ -lopencv_calib3d
Index: Chapter 01/myQtGUIApp/myQtGUIApp
===================================================================
Cannot display: file marked as a binary type.
svn:mime-type = application/octet-stream
/Chapter 01/myQtGUIApp/myQtGUIApp
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Added: svn:executable
## -0,0 +1 ##
+*
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+application/octet-stream
\ No newline at end of property
Index: Chapter 01/myQtGUIApp/.project
===================================================================
--- Chapter 01/myQtGUIApp/.project (nonexistent)
+++ Chapter 01/myQtGUIApp/.project (revision 9)
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+ <name>OpenCV2-Cookbook-Chapter-01-Qt1</name>
+ <comment></comment>
+ <projects>
+ </projects>
+ <buildSpec>
+ <buildCommand>
+ <name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
+ <triggers>clean,full,incremental,</triggers>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ <buildCommand>
+ <name>org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder</name>
+ <triggers>full,incremental,</triggers>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ </buildSpec>
+ <natures>
+ <nature>org.eclipse.cdt.core.cnature</nature>
+ <nature>org.eclipse.cdt.core.ccnature</nature>
+ <nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
+ <nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
+ </natures>
+</projectDescription>
/Chapter 01/myQtGUIApp/.project
Property changes:
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## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: Chapter 01/myQtGUIApp/Debug/OpenCV2-Qt1
===================================================================
Cannot display: file marked as a binary type.
svn:mime-type = application/octet-stream
/Chapter 01/myQtGUIApp/Debug/OpenCV2-Qt1
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## -0,0 +1 ##
+*
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+application/octet-stream
\ No newline at end of property
Index: Chapter 01/myQtGUIApp/Debug/objects.mk
===================================================================
--- Chapter 01/myQtGUIApp/Debug/objects.mk (nonexistent)
+++ Chapter 01/myQtGUIApp/Debug/objects.mk (revision 9)
@@ -0,0 +1,8 @@
+################################################################################
+# Automatically-generated file. Do not edit!
+################################################################################
+
+USER_OBJS :=
+
+LIBS := -lopencv_core -lopencv_highgui -lopencv_imgproc -lopencv_features2d -lopencv_calib3d -lQtGui -lQtCore -lpthread
+
Index: Chapter 01/myQtGUIApp/Debug/main.d
===================================================================
--- Chapter 01/myQtGUIApp/Debug/main.d (nonexistent)
+++ Chapter 01/myQtGUIApp/Debug/main.d (revision 9)
@@ -0,0 +1,179 @@
+main.d: ../main.cpp /usr/include/qt4/QtGui/QApplication \
+ /usr/include/qt4/QtGui/qapplication.h \
+ /usr/include/qt4/QtCore/qcoreapplication.h \
+ /usr/include/qt4/QtCore/qobject.h /usr/include/qt4/QtCore/qobjectdefs.h \
+ /usr/include/qt4/QtCore/qnamespace.h /usr/include/qt4/QtCore/qglobal.h \
+ /usr/include/qt4/QtCore/qconfig.h /usr/include/qt4/QtCore/qfeatures.h \
+ /usr/include/qt4/QtCore/qstring.h /usr/include/qt4/QtCore/qchar.h \
+ /usr/include/qt4/QtCore/qbytearray.h /usr/include/qt4/QtCore/qatomic.h \
+ /usr/include/qt4/QtCore/qbasicatomic.h \
+ /usr/include/qt4/QtCore/qatomic_arch.h \
+ /usr/include/qt4/QtCore/qatomic_i386.h /usr/include/qt4/QtCore/qlist.h \
+ /usr/include/qt4/QtCore/qiterator.h \
+ /usr/include/qt4/QtCore/qalgorithms.h \
+ /usr/include/qt4/QtCore/qscopedpointer.h \
+ /usr/include/qt4/QtCore/qcoreevent.h \
+ /usr/include/qt4/QtCore/qeventloop.h \
+ /usr/include/qt4/QtGui/qwindowdefs.h /usr/include/qt4/QtCore/qpoint.h \
+ /usr/include/qt4/QtCore/qsize.h /usr/include/qt4/QtGui/qcursor.h \
+ ../mainwindow.h /usr/include/qt4/QtGui/QMainWindow \
+ /usr/include/qt4/QtGui/qmainwindow.h /usr/include/qt4/QtGui/qwidget.h \
+ /usr/include/qt4/QtCore/qmargins.h /usr/include/qt4/QtGui/qpaintdevice.h \
+ /usr/include/qt4/QtCore/qrect.h /usr/include/qt4/QtGui/qpalette.h \
+ /usr/include/qt4/QtGui/qcolor.h /usr/include/qt4/QtGui/qrgb.h \
+ /usr/include/qt4/QtCore/qstringlist.h \
+ /usr/include/qt4/QtCore/qdatastream.h \
+ /usr/include/qt4/QtCore/qiodevice.h /usr/include/qt4/QtCore/qregexp.h \
+ /usr/include/qt4/QtCore/qstringmatcher.h /usr/include/qt4/QtGui/qbrush.h \
+ /usr/include/qt4/QtCore/qpair.h /usr/include/qt4/QtCore/qvector.h \
+ /usr/include/qt4/QtGui/qmatrix.h /usr/include/qt4/QtGui/qpolygon.h \
+ /usr/include/qt4/QtGui/qregion.h /usr/include/qt4/QtCore/qline.h \
+ /usr/include/qt4/QtGui/qtransform.h \
+ /usr/include/qt4/QtGui/qpainterpath.h /usr/include/qt4/QtGui/qimage.h \
+ /usr/include/qt4/QtGui/qpixmap.h \
+ /usr/include/qt4/QtCore/qsharedpointer.h \
+ /usr/include/qt4/QtCore/qshareddata.h \
+ /usr/include/qt4/QtCore/qsharedpointer_impl.h \
+ /usr/include/qt4/QtGui/qfont.h /usr/include/qt4/QtGui/qfontmetrics.h \
+ /usr/include/qt4/QtGui/qfontinfo.h /usr/include/qt4/QtGui/qsizepolicy.h \
+ /usr/include/qt4/QtGui/qkeysequence.h \
+ /usr/include/qt4/QtGui/qtabwidget.h /usr/include/qt4/QtGui/qicon.h \
+ /usr/include/qt4/QtGui/QFileDialog /usr/include/qt4/QtGui/qfiledialog.h \
+ /usr/include/qt4/QtCore/qdir.h /usr/include/qt4/QtCore/qfileinfo.h \
+ /usr/include/qt4/QtCore/qfile.h /usr/include/qt4/QtGui/qdialog.h
+
+/usr/include/qt4/QtGui/QApplication:
+
+/usr/include/qt4/QtGui/qapplication.h:
+
+/usr/include/qt4/QtCore/qcoreapplication.h:
+
+/usr/include/qt4/QtCore/qobject.h:
+
+/usr/include/qt4/QtCore/qobjectdefs.h:
+
+/usr/include/qt4/QtCore/qnamespace.h:
+
+/usr/include/qt4/QtCore/qglobal.h:
+
+/usr/include/qt4/QtCore/qconfig.h:
+
+/usr/include/qt4/QtCore/qfeatures.h:
+
+/usr/include/qt4/QtCore/qstring.h:
+
+/usr/include/qt4/QtCore/qchar.h:
+
+/usr/include/qt4/QtCore/qbytearray.h:
+
+/usr/include/qt4/QtCore/qatomic.h:
+
+/usr/include/qt4/QtCore/qbasicatomic.h:
+
+/usr/include/qt4/QtCore/qatomic_arch.h:
+
+/usr/include/qt4/QtCore/qatomic_i386.h:
+
+/usr/include/qt4/QtCore/qlist.h:
+
+/usr/include/qt4/QtCore/qiterator.h:
+
+/usr/include/qt4/QtCore/qalgorithms.h:
+
+/usr/include/qt4/QtCore/qscopedpointer.h:
+
+/usr/include/qt4/QtCore/qcoreevent.h:
+
+/usr/include/qt4/QtCore/qeventloop.h:
+
+/usr/include/qt4/QtGui/qwindowdefs.h:
+
+/usr/include/qt4/QtCore/qpoint.h:
+
+/usr/include/qt4/QtCore/qsize.h:
+
+/usr/include/qt4/QtGui/qcursor.h:
+
+../mainwindow.h:
+
+/usr/include/qt4/QtGui/QMainWindow:
+
+/usr/include/qt4/QtGui/qmainwindow.h:
+
+/usr/include/qt4/QtGui/qwidget.h:
+
+/usr/include/qt4/QtCore/qmargins.h:
+
+/usr/include/qt4/QtGui/qpaintdevice.h:
+
+/usr/include/qt4/QtCore/qrect.h:
+
+/usr/include/qt4/QtGui/qpalette.h:
+
+/usr/include/qt4/QtGui/qcolor.h:
+
+/usr/include/qt4/QtGui/qrgb.h:
+
+/usr/include/qt4/QtCore/qstringlist.h:
+
+/usr/include/qt4/QtCore/qdatastream.h:
+
+/usr/include/qt4/QtCore/qiodevice.h:
+
+/usr/include/qt4/QtCore/qregexp.h:
+
+/usr/include/qt4/QtCore/qstringmatcher.h:
+
+/usr/include/qt4/QtGui/qbrush.h:
+
+/usr/include/qt4/QtCore/qpair.h:
+
+/usr/include/qt4/QtCore/qvector.h:
+
+/usr/include/qt4/QtGui/qmatrix.h:
+
+/usr/include/qt4/QtGui/qpolygon.h:
+
+/usr/include/qt4/QtGui/qregion.h:
+
+/usr/include/qt4/QtCore/qline.h:
+
+/usr/include/qt4/QtGui/qtransform.h:
+
+/usr/include/qt4/QtGui/qpainterpath.h:
+
+/usr/include/qt4/QtGui/qimage.h:
+
+/usr/include/qt4/QtGui/qpixmap.h:
+
+/usr/include/qt4/QtCore/qsharedpointer.h:
+
+/usr/include/qt4/QtCore/qshareddata.h:
+
+/usr/include/qt4/QtCore/qsharedpointer_impl.h:
+
+/usr/include/qt4/QtGui/qfont.h:
+
+/usr/include/qt4/QtGui/qfontmetrics.h:
+
+/usr/include/qt4/QtGui/qfontinfo.h:
+
+/usr/include/qt4/QtGui/qsizepolicy.h:
+
+/usr/include/qt4/QtGui/qkeysequence.h:
+
+/usr/include/qt4/QtGui/qtabwidget.h:
+
+/usr/include/qt4/QtGui/qicon.h:
+
+/usr/include/qt4/QtGui/QFileDialog:
+
+/usr/include/qt4/QtGui/qfiledialog.h:
+
+/usr/include/qt4/QtCore/qdir.h:
+
+/usr/include/qt4/QtCore/qfileinfo.h:
+
+/usr/include/qt4/QtCore/qfile.h:
+
+/usr/include/qt4/QtGui/qdialog.h:
Index: Chapter 01/myQtGUIApp/Debug/sources.mk
===================================================================
--- Chapter 01/myQtGUIApp/Debug/sources.mk (nonexistent)
+++ Chapter 01/myQtGUIApp/Debug/sources.mk (revision 9)
@@ -0,0 +1,27 @@
+################################################################################
+# Automatically-generated file. Do not edit!
+################################################################################
+
+O_SRCS :=
+CPP_SRCS :=
+C_UPPER_SRCS :=
+C_SRCS :=
+S_UPPER_SRCS :=
+OBJ_SRCS :=
+ASM_SRCS :=
+CXX_SRCS :=
+C++_SRCS :=
+CC_SRCS :=
+OBJS :=
+C++_DEPS :=
+C_DEPS :=
+CC_DEPS :=
+CPP_DEPS :=
+EXECUTABLES :=
+CXX_DEPS :=
+C_UPPER_DEPS :=
+
+# Every subdirectory with source files must be described here
+SUBDIRS := \
+. \
+
Index: Chapter 01/myQtGUIApp/Debug/moc_mainwindow.d
===================================================================
--- Chapter 01/myQtGUIApp/Debug/moc_mainwindow.d (nonexistent)
+++ Chapter 01/myQtGUIApp/Debug/moc_mainwindow.d (revision 9)
@@ -0,0 +1,165 @@
+moc_mainwindow.d: ../moc_mainwindow.cpp ../mainwindow.h \
+ /usr/include/qt4/QtGui/QMainWindow /usr/include/qt4/QtGui/qmainwindow.h \
+ /usr/include/qt4/QtGui/qwidget.h /usr/include/qt4/QtCore/qconfig.h \
+ /usr/include/qt4/QtGui/qwindowdefs.h \
+ /usr/include/qt4/QtCore/qobjectdefs.h \
+ /usr/include/qt4/QtCore/qnamespace.h /usr/include/qt4/QtCore/qglobal.h \
+ /usr/include/qt4/QtCore/qfeatures.h /usr/include/qt4/QtCore/qobject.h \
+ /usr/include/qt4/QtCore/qstring.h /usr/include/qt4/QtCore/qchar.h \
+ /usr/include/qt4/QtCore/qbytearray.h /usr/include/qt4/QtCore/qatomic.h \
+ /usr/include/qt4/QtCore/qbasicatomic.h \
+ /usr/include/qt4/QtCore/qatomic_arch.h \
+ /usr/include/qt4/QtCore/qatomic_i386.h /usr/include/qt4/QtCore/qlist.h \
+ /usr/include/qt4/QtCore/qiterator.h \
+ /usr/include/qt4/QtCore/qalgorithms.h \
+ /usr/include/qt4/QtCore/qscopedpointer.h \
+ /usr/include/qt4/QtCore/qmargins.h /usr/include/qt4/QtGui/qpaintdevice.h \
+ /usr/include/qt4/QtCore/qrect.h /usr/include/qt4/QtCore/qsize.h \
+ /usr/include/qt4/QtCore/qpoint.h /usr/include/qt4/QtGui/qpalette.h \
+ /usr/include/qt4/QtGui/qcolor.h /usr/include/qt4/QtGui/qrgb.h \
+ /usr/include/qt4/QtCore/qstringlist.h \
+ /usr/include/qt4/QtCore/qdatastream.h \
+ /usr/include/qt4/QtCore/qiodevice.h /usr/include/qt4/QtCore/qregexp.h \
+ /usr/include/qt4/QtCore/qstringmatcher.h /usr/include/qt4/QtGui/qbrush.h \
+ /usr/include/qt4/QtCore/qpair.h /usr/include/qt4/QtCore/qvector.h \
+ /usr/include/qt4/QtGui/qmatrix.h /usr/include/qt4/QtGui/qpolygon.h \
+ /usr/include/qt4/QtGui/qregion.h /usr/include/qt4/QtCore/qline.h \
+ /usr/include/qt4/QtGui/qtransform.h \
+ /usr/include/qt4/QtGui/qpainterpath.h /usr/include/qt4/QtGui/qimage.h \
+ /usr/include/qt4/QtGui/qpixmap.h \
+ /usr/include/qt4/QtCore/qsharedpointer.h \
+ /usr/include/qt4/QtCore/qshareddata.h \
+ /usr/include/qt4/QtCore/qsharedpointer_impl.h \
+ /usr/include/qt4/QtGui/qfont.h /usr/include/qt4/QtGui/qfontmetrics.h \
+ /usr/include/qt4/QtGui/qfontinfo.h /usr/include/qt4/QtGui/qsizepolicy.h \
+ /usr/include/qt4/QtGui/qcursor.h /usr/include/qt4/QtGui/qkeysequence.h \
+ /usr/include/qt4/QtGui/qtabwidget.h /usr/include/qt4/QtGui/qicon.h \
+ /usr/include/qt4/QtGui/QFileDialog /usr/include/qt4/QtGui/qfiledialog.h \
+ /usr/include/qt4/QtCore/qdir.h /usr/include/qt4/QtCore/qfileinfo.h \
+ /usr/include/qt4/QtCore/qfile.h /usr/include/qt4/QtGui/qdialog.h
+
+../mainwindow.h:
+
+/usr/include/qt4/QtGui/QMainWindow:
+
+/usr/include/qt4/QtGui/qmainwindow.h:
+
+/usr/include/qt4/QtGui/qwidget.h:
+
+/usr/include/qt4/QtCore/qconfig.h:
+
+/usr/include/qt4/QtGui/qwindowdefs.h:
+
+/usr/include/qt4/QtCore/qobjectdefs.h:
+
+/usr/include/qt4/QtCore/qnamespace.h:
+
+/usr/include/qt4/QtCore/qglobal.h:
+
+/usr/include/qt4/QtCore/qfeatures.h:
+
+/usr/include/qt4/QtCore/qobject.h:
+
+/usr/include/qt4/QtCore/qstring.h:
+
+/usr/include/qt4/QtCore/qchar.h:
+
+/usr/include/qt4/QtCore/qbytearray.h:
+
+/usr/include/qt4/QtCore/qatomic.h:
+
+/usr/include/qt4/QtCore/qbasicatomic.h:
+
+/usr/include/qt4/QtCore/qatomic_arch.h:
+
+/usr/include/qt4/QtCore/qatomic_i386.h:
+
+/usr/include/qt4/QtCore/qlist.h:
+
+/usr/include/qt4/QtCore/qiterator.h:
+
+/usr/include/qt4/QtCore/qalgorithms.h:
+
+/usr/include/qt4/QtCore/qscopedpointer.h:
+
+/usr/include/qt4/QtCore/qmargins.h:
+
+/usr/include/qt4/QtGui/qpaintdevice.h:
+
+/usr/include/qt4/QtCore/qrect.h:
+
+/usr/include/qt4/QtCore/qsize.h:
+
+/usr/include/qt4/QtCore/qpoint.h:
+
+/usr/include/qt4/QtGui/qpalette.h:
+
+/usr/include/qt4/QtGui/qcolor.h:
+
+/usr/include/qt4/QtGui/qrgb.h:
+
+/usr/include/qt4/QtCore/qstringlist.h:
+
+/usr/include/qt4/QtCore/qdatastream.h:
+
+/usr/include/qt4/QtCore/qiodevice.h:
+
+/usr/include/qt4/QtCore/qregexp.h:
+
+/usr/include/qt4/QtCore/qstringmatcher.h:
+
+/usr/include/qt4/QtGui/qbrush.h:
+
+/usr/include/qt4/QtCore/qpair.h:
+
+/usr/include/qt4/QtCore/qvector.h:
+
+/usr/include/qt4/QtGui/qmatrix.h:
+
+/usr/include/qt4/QtGui/qpolygon.h:
+
+/usr/include/qt4/QtGui/qregion.h:
+
+/usr/include/qt4/QtCore/qline.h:
+
+/usr/include/qt4/QtGui/qtransform.h:
+
+/usr/include/qt4/QtGui/qpainterpath.h:
+
+/usr/include/qt4/QtGui/qimage.h:
+
+/usr/include/qt4/QtGui/qpixmap.h:
+
+/usr/include/qt4/QtCore/qsharedpointer.h:
+
+/usr/include/qt4/QtCore/qshareddata.h:
+
+/usr/include/qt4/QtCore/qsharedpointer_impl.h:
+
+/usr/include/qt4/QtGui/qfont.h:
+
+/usr/include/qt4/QtGui/qfontmetrics.h:
+
+/usr/include/qt4/QtGui/qfontinfo.h:
+
+/usr/include/qt4/QtGui/qsizepolicy.h:
+
+/usr/include/qt4/QtGui/qcursor.h:
+
+/usr/include/qt4/QtGui/qkeysequence.h:
+
+/usr/include/qt4/QtGui/qtabwidget.h:
+
+/usr/include/qt4/QtGui/qicon.h:
+
+/usr/include/qt4/QtGui/QFileDialog:
+
+/usr/include/qt4/QtGui/qfiledialog.h:
+
+/usr/include/qt4/QtCore/qdir.h:
+
+/usr/include/qt4/QtCore/qfileinfo.h:
+
+/usr/include/qt4/QtCore/qfile.h:
+
+/usr/include/qt4/QtGui/qdialog.h:
Index: Chapter 01/myQtGUIApp/Debug/makefile
===================================================================
--- Chapter 01/myQtGUIApp/Debug/makefile (nonexistent)
+++ Chapter 01/myQtGUIApp/Debug/makefile (revision 9)
@@ -0,0 +1,58 @@
+################################################################################
+# Automatically-generated file. Do not edit!
+################################################################################
+
+-include ../makefile.init
+
+RM := rm -rf
+
+# All of the sources participating in the build are defined here
+-include sources.mk
+-include subdir.mk
+-include objects.mk
+
+ifneq ($(MAKECMDGOALS),clean)
+ifneq ($(strip $(C++_DEPS)),)
+-include $(C++_DEPS)
+endif
+ifneq ($(strip $(C_DEPS)),)
+-include $(C_DEPS)
+endif
+ifneq ($(strip $(CC_DEPS)),)
+-include $(CC_DEPS)
+endif
+ifneq ($(strip $(CPP_DEPS)),)
+-include $(CPP_DEPS)
+endif
+ifneq ($(strip $(CXX_DEPS)),)
+-include $(CXX_DEPS)
+endif
+ifneq ($(strip $(C_UPPER_DEPS)),)
+-include $(C_UPPER_DEPS)
+endif
+endif
+
+-include ../makefile.defs
+
+# Add inputs and outputs from these tool invocations to the build variables
+
+# All Target
+all: OpenCV2-Qt1
+
+# Tool invocations
+OpenCV2-Qt1: $(OBJS) $(USER_OBJS)
+ @echo 'Building target: $@'
+ @echo 'Invoking: GCC C++ Linker'
+ g++ -L/usr/lib/i386-linux-gnu -o "OpenCV2-Qt1" $(OBJS) $(USER_OBJS) $(LIBS)
+ @echo 'Finished building target: $@'
+ @echo ' '
+
+# Other Targets
+clean:
+ -$(RM) $(OBJS)$(C++_DEPS)$(C_DEPS)$(CC_DEPS)$(CPP_DEPS)$(EXECUTABLES)$(CXX_DEPS)$(C_UPPER_DEPS) OpenCV2-Qt1
+ -@echo ' '
+
+.PHONY: all clean dependents
+.SECONDARY:
+
+-include ../makefile.targets
Index: Chapter 01/myQtGUIApp/Debug/mainwindow.d
===================================================================
--- Chapter 01/myQtGUIApp/Debug/mainwindow.d (nonexistent)
+++ Chapter 01/myQtGUIApp/Debug/mainwindow.d (revision 9)
@@ -0,0 +1,293 @@
+mainwindow.d: ../mainwindow.cpp ../mainwindow.h \
+ /usr/include/qt4/QtGui/QMainWindow /usr/include/qt4/QtGui/qmainwindow.h \
+ /usr/include/qt4/QtGui/qwidget.h /usr/include/qt4/QtCore/qconfig.h \
+ /usr/include/qt4/QtGui/qwindowdefs.h \
+ /usr/include/qt4/QtCore/qobjectdefs.h \
+ /usr/include/qt4/QtCore/qnamespace.h /usr/include/qt4/QtCore/qglobal.h \
+ /usr/include/qt4/QtCore/qfeatures.h /usr/include/qt4/QtCore/qobject.h \
+ /usr/include/qt4/QtCore/qstring.h /usr/include/qt4/QtCore/qchar.h \
+ /usr/include/qt4/QtCore/qbytearray.h /usr/include/qt4/QtCore/qatomic.h \
+ /usr/include/qt4/QtCore/qbasicatomic.h \
+ /usr/include/qt4/QtCore/qatomic_arch.h \
+ /usr/include/qt4/QtCore/qatomic_i386.h /usr/include/qt4/QtCore/qlist.h \
+ /usr/include/qt4/QtCore/qiterator.h \
+ /usr/include/qt4/QtCore/qalgorithms.h \
+ /usr/include/qt4/QtCore/qscopedpointer.h \
+ /usr/include/qt4/QtCore/qmargins.h /usr/include/qt4/QtGui/qpaintdevice.h \
+ /usr/include/qt4/QtCore/qrect.h /usr/include/qt4/QtCore/qsize.h \
+ /usr/include/qt4/QtCore/qpoint.h /usr/include/qt4/QtGui/qpalette.h \
+ /usr/include/qt4/QtGui/qcolor.h /usr/include/qt4/QtGui/qrgb.h \
+ /usr/include/qt4/QtCore/qstringlist.h \
+ /usr/include/qt4/QtCore/qdatastream.h \
+ /usr/include/qt4/QtCore/qiodevice.h /usr/include/qt4/QtCore/qregexp.h \
+ /usr/include/qt4/QtCore/qstringmatcher.h /usr/include/qt4/QtGui/qbrush.h \
+ /usr/include/qt4/QtCore/qpair.h /usr/include/qt4/QtCore/qvector.h \
+ /usr/include/qt4/QtGui/qmatrix.h /usr/include/qt4/QtGui/qpolygon.h \
+ /usr/include/qt4/QtGui/qregion.h /usr/include/qt4/QtCore/qline.h \
+ /usr/include/qt4/QtGui/qtransform.h \
+ /usr/include/qt4/QtGui/qpainterpath.h /usr/include/qt4/QtGui/qimage.h \
+ /usr/include/qt4/QtGui/qpixmap.h \
+ /usr/include/qt4/QtCore/qsharedpointer.h \
+ /usr/include/qt4/QtCore/qshareddata.h \
+ /usr/include/qt4/QtCore/qsharedpointer_impl.h \
+ /usr/include/qt4/QtGui/qfont.h /usr/include/qt4/QtGui/qfontmetrics.h \
+ /usr/include/qt4/QtGui/qfontinfo.h /usr/include/qt4/QtGui/qsizepolicy.h \
+ /usr/include/qt4/QtGui/qcursor.h /usr/include/qt4/QtGui/qkeysequence.h \
+ /usr/include/qt4/QtGui/qtabwidget.h /usr/include/qt4/QtGui/qicon.h \
+ /usr/include/qt4/QtGui/QFileDialog /usr/include/qt4/QtGui/qfiledialog.h \
+ /usr/include/qt4/QtCore/qdir.h /usr/include/qt4/QtCore/qfileinfo.h \
+ /usr/include/qt4/QtCore/qfile.h /usr/include/qt4/QtGui/qdialog.h \
+ ../ui_mainwindow.h /usr/include/qt4/QtCore/QVariant \
+ /usr/include/qt4/QtCore/qvariant.h /usr/include/qt4/QtCore/qmetatype.h \
+ /usr/include/qt4/QtCore/qmap.h /usr/include/qt4/QtCore/qhash.h \
+ /usr/include/qt4/QtGui/QAction /usr/include/qt4/QtGui/qaction.h \
+ /usr/include/qt4/QtCore/qvariant.h /usr/include/qt4/QtGui/qactiongroup.h \
+ /usr/include/qt4/QtGui/qaction.h /usr/include/qt4/QtGui/QApplication \
+ /usr/include/qt4/QtGui/qapplication.h \
+ /usr/include/qt4/QtCore/qcoreapplication.h \
+ /usr/include/qt4/QtCore/qcoreevent.h \
+ /usr/include/qt4/QtCore/qeventloop.h /usr/include/qt4/QtGui/QButtonGroup \
+ /usr/include/qt4/QtGui/qbuttongroup.h /usr/include/qt4/QtGui/QHeaderView \
+ /usr/include/qt4/QtGui/qheaderview.h \
+ /usr/include/qt4/QtGui/qabstractitemview.h \
+ /usr/include/qt4/QtGui/qabstractscrollarea.h \
+ /usr/include/qt4/QtGui/qframe.h \
+ /usr/include/qt4/QtCore/qabstractitemmodel.h \
+ /usr/include/qt4/QtGui/qitemselectionmodel.h \
+ /usr/include/qt4/QtCore/qset.h \
+ /usr/include/qt4/QtGui/qabstractitemdelegate.h \
+ /usr/include/qt4/QtGui/qstyleoption.h \
+ /usr/include/qt4/QtGui/qabstractspinbox.h \
+ /usr/include/qt4/QtGui/qvalidator.h /usr/include/qt4/QtCore/qlocale.h \
+ /usr/include/qt4/QtGui/qslider.h \
+ /usr/include/qt4/QtGui/qabstractslider.h /usr/include/qt4/QtGui/qstyle.h \
+ /usr/include/qt4/QtGui/qtabbar.h /usr/include/qt4/QtGui/qrubberband.h \
+ /usr/include/qt4/QtGui/QMenuBar /usr/include/qt4/QtGui/qmenubar.h \
+ /usr/include/qt4/QtGui/qmenu.h /usr/include/qt4/QtGui/QPushButton \
+ /usr/include/qt4/QtGui/qpushbutton.h \
+ /usr/include/qt4/QtGui/qabstractbutton.h \
+ /usr/include/qt4/QtGui/QStatusBar /usr/include/qt4/QtGui/qstatusbar.h \
+ /usr/include/qt4/QtGui/QToolBar /usr/include/qt4/QtGui/qtoolbar.h \
+ /usr/include/qt4/QtGui/QWidget /usr/include/qt4/QtGui/qwidget.h
+
+../mainwindow.h:
+
+/usr/include/qt4/QtGui/QMainWindow:
+
+/usr/include/qt4/QtGui/qmainwindow.h:
+
+/usr/include/qt4/QtGui/qwidget.h:
+
+/usr/include/qt4/QtCore/qconfig.h:
+
+/usr/include/qt4/QtGui/qwindowdefs.h:
+
+/usr/include/qt4/QtCore/qobjectdefs.h:
+
+/usr/include/qt4/QtCore/qnamespace.h:
+
+/usr/include/qt4/QtCore/qglobal.h:
+
+/usr/include/qt4/QtCore/qfeatures.h:
+
+/usr/include/qt4/QtCore/qobject.h:
+
+/usr/include/qt4/QtCore/qstring.h:
+
+/usr/include/qt4/QtCore/qchar.h:
+
+/usr/include/qt4/QtCore/qbytearray.h:
+
+/usr/include/qt4/QtCore/qatomic.h:
+
+/usr/include/qt4/QtCore/qbasicatomic.h:
+
+/usr/include/qt4/QtCore/qatomic_arch.h:
+
+/usr/include/qt4/QtCore/qatomic_i386.h:
+
+/usr/include/qt4/QtCore/qlist.h:
+
+/usr/include/qt4/QtCore/qiterator.h:
+
+/usr/include/qt4/QtCore/qalgorithms.h:
+
+/usr/include/qt4/QtCore/qscopedpointer.h:
+
+/usr/include/qt4/QtCore/qmargins.h:
+
+/usr/include/qt4/QtGui/qpaintdevice.h:
+
+/usr/include/qt4/QtCore/qrect.h:
+
+/usr/include/qt4/QtCore/qsize.h:
+
+/usr/include/qt4/QtCore/qpoint.h:
+
+/usr/include/qt4/QtGui/qpalette.h:
+
+/usr/include/qt4/QtGui/qcolor.h:
+
+/usr/include/qt4/QtGui/qrgb.h:
+
+/usr/include/qt4/QtCore/qstringlist.h:
+
+/usr/include/qt4/QtCore/qdatastream.h:
+
+/usr/include/qt4/QtCore/qiodevice.h:
+
+/usr/include/qt4/QtCore/qregexp.h:
+
+/usr/include/qt4/QtCore/qstringmatcher.h:
+
+/usr/include/qt4/QtGui/qbrush.h:
+
+/usr/include/qt4/QtCore/qpair.h:
+
+/usr/include/qt4/QtCore/qvector.h:
+
+/usr/include/qt4/QtGui/qmatrix.h:
+
+/usr/include/qt4/QtGui/qpolygon.h:
+
+/usr/include/qt4/QtGui/qregion.h:
+
+/usr/include/qt4/QtCore/qline.h:
+
+/usr/include/qt4/QtGui/qtransform.h:
+
+/usr/include/qt4/QtGui/qpainterpath.h:
+
+/usr/include/qt4/QtGui/qimage.h:
+
+/usr/include/qt4/QtGui/qpixmap.h:
+
+/usr/include/qt4/QtCore/qsharedpointer.h:
+
+/usr/include/qt4/QtCore/qshareddata.h:
+
+/usr/include/qt4/QtCore/qsharedpointer_impl.h:
+
+/usr/include/qt4/QtGui/qfont.h:
+
+/usr/include/qt4/QtGui/qfontmetrics.h:
+
+/usr/include/qt4/QtGui/qfontinfo.h:
+
+/usr/include/qt4/QtGui/qsizepolicy.h:
+
+/usr/include/qt4/QtGui/qcursor.h:
+
+/usr/include/qt4/QtGui/qkeysequence.h:
+
+/usr/include/qt4/QtGui/qtabwidget.h:
+
+/usr/include/qt4/QtGui/qicon.h:
+
+/usr/include/qt4/QtGui/QFileDialog:
+
+/usr/include/qt4/QtGui/qfiledialog.h:
+
+/usr/include/qt4/QtCore/qdir.h:
+
+/usr/include/qt4/QtCore/qfileinfo.h:
+
+/usr/include/qt4/QtCore/qfile.h:
+
+/usr/include/qt4/QtGui/qdialog.h:
+
+../ui_mainwindow.h:
+
+/usr/include/qt4/QtCore/QVariant:
+
+/usr/include/qt4/QtCore/qvariant.h:
+
+/usr/include/qt4/QtCore/qmetatype.h:
+
+/usr/include/qt4/QtCore/qmap.h:
+
+/usr/include/qt4/QtCore/qhash.h:
+
+/usr/include/qt4/QtGui/QAction:
+
+/usr/include/qt4/QtGui/qaction.h:
+
+/usr/include/qt4/QtCore/qvariant.h:
+
+/usr/include/qt4/QtGui/qactiongroup.h:
+
+/usr/include/qt4/QtGui/qaction.h:
+
+/usr/include/qt4/QtGui/QApplication:
+
+/usr/include/qt4/QtGui/qapplication.h:
+
+/usr/include/qt4/QtCore/qcoreapplication.h:
+
+/usr/include/qt4/QtCore/qcoreevent.h:
+
+/usr/include/qt4/QtCore/qeventloop.h:
+
+/usr/include/qt4/QtGui/QButtonGroup:
+
+/usr/include/qt4/QtGui/qbuttongroup.h:
+
+/usr/include/qt4/QtGui/QHeaderView:
+
+/usr/include/qt4/QtGui/qheaderview.h:
+
+/usr/include/qt4/QtGui/qabstractitemview.h:
+
+/usr/include/qt4/QtGui/qabstractscrollarea.h:
+
+/usr/include/qt4/QtGui/qframe.h:
+
+/usr/include/qt4/QtCore/qabstractitemmodel.h:
+
+/usr/include/qt4/QtGui/qitemselectionmodel.h:
+
+/usr/include/qt4/QtCore/qset.h:
+
+/usr/include/qt4/QtGui/qabstractitemdelegate.h:
+
+/usr/include/qt4/QtGui/qstyleoption.h:
+
+/usr/include/qt4/QtGui/qabstractspinbox.h:
+
+/usr/include/qt4/QtGui/qvalidator.h:
+
+/usr/include/qt4/QtCore/qlocale.h:
+
+/usr/include/qt4/QtGui/qslider.h:
+
+/usr/include/qt4/QtGui/qabstractslider.h:
+
+/usr/include/qt4/QtGui/qstyle.h:
+
+/usr/include/qt4/QtGui/qtabbar.h:
+
+/usr/include/qt4/QtGui/qrubberband.h:
+
+/usr/include/qt4/QtGui/QMenuBar:
+
+/usr/include/qt4/QtGui/qmenubar.h:
+
+/usr/include/qt4/QtGui/qmenu.h:
+
+/usr/include/qt4/QtGui/QPushButton:
+
+/usr/include/qt4/QtGui/qpushbutton.h:
+
+/usr/include/qt4/QtGui/qabstractbutton.h:
+
+/usr/include/qt4/QtGui/QStatusBar:
+
+/usr/include/qt4/QtGui/qstatusbar.h:
+
+/usr/include/qt4/QtGui/QToolBar:
+
+/usr/include/qt4/QtGui/qtoolbar.h:
+
+/usr/include/qt4/QtGui/QWidget:
+
+/usr/include/qt4/QtGui/qwidget.h:
Index: Chapter 01/myQtGUIApp/Debug/subdir.mk
===================================================================
--- Chapter 01/myQtGUIApp/Debug/subdir.mk (nonexistent)
+++ Chapter 01/myQtGUIApp/Debug/subdir.mk (revision 9)
@@ -0,0 +1,35 @@
+################################################################################
+# Automatically-generated file. Do not edit!
+################################################################################
+
+# Add inputs and outputs from these tool invocations to the build variables
+O_SRCS += \
+../main.o \
+../mainwindow.o \
+../moc_mainwindow.o
+
+CPP_SRCS += \
+../main.cpp \
+../mainwindow.cpp \
+../moc_mainwindow.cpp
+
+OBJS += \
+./main.o \
+./mainwindow.o \
+./moc_mainwindow.o
+
+CPP_DEPS += \
+./main.d \
+./mainwindow.d \
+./moc_mainwindow.d
+
+
+# Each subdirectory must supply rules for building sources it contributes
+%.o: ../%.cpp
+ @echo 'Building file: $<'
+ @echo 'Invoking: GCC C++ Compiler'
+ g++ -I/usr/share/qt4/mkspecs/linux-g++ -I"/home/pelinux/workspace/OpenCV-Cookbook/Chapter 01/myQtGUIApp" -I/usr/include/qt4/QtCore -I/usr/include/qt4/QtGui -I/usr/include/qt4 -O0 -g3 -Wall -c -fmessage-length=0 -MMD -MP -MF"$(@:%.o=%.d)" -MT"$(@:%.o=%.d)" -o "$@" "$<"
+ @echo 'Finished building: $<'
+ @echo ' '
+
+
Index: Chapter 01/myQtGUIApp/.cproject
===================================================================
--- Chapter 01/myQtGUIApp/.cproject (nonexistent)
+++ Chapter 01/myQtGUIApp/.cproject (revision 9)
@@ -0,0 +1,143 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<?fileVersion 4.0.0?><cproject storage_type_id="org.eclipse.cdt.core.XmlProjectDescriptionStorage">
+ <storageModule moduleId="org.eclipse.cdt.core.settings">
+ <cconfiguration id="cdt.managedbuild.config.gnu.exe.debug.1645441074">
+ <storageModule buildSystemId="org.eclipse.cdt.managedbuilder.core.configurationDataProvider" id="cdt.managedbuild.config.gnu.exe.debug.1645441074" moduleId="org.eclipse.cdt.core.settings" name="Debug">
+ <externalSettings/>
+ <extensions>
+ <extension id="org.eclipse.cdt.core.GmakeErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+ <extension id="org.eclipse.cdt.core.CWDLocator" point="org.eclipse.cdt.core.ErrorParser"/>
+ <extension id="org.eclipse.cdt.core.GCCErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
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/Chapter 01/myQtGUIApp/.cproject
Property changes:
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: Chapter 01/myQtGUIApp/moc_mainwindow.cpp
===================================================================
--- Chapter 01/myQtGUIApp/moc_mainwindow.cpp (nonexistent)
+++ Chapter 01/myQtGUIApp/moc_mainwindow.cpp (revision 9)
@@ -0,0 +1,96 @@
+/****************************************************************************
+** Meta object code from reading C++ file 'mainwindow.h'
+**
+** Created by: The Qt Meta Object Compiler version 63 (Qt 4.8.6)
+**
+** WARNING! All changes made in this file will be lost!
+*****************************************************************************/
+
+#include "mainwindow.h"
+#if !defined(Q_MOC_OUTPUT_REVISION)
+#error "The header file 'mainwindow.h' doesn't include <QObject>."
+#elif Q_MOC_OUTPUT_REVISION != 63
+#error "This file was generated using the moc from 4.8.6. It"
+#error "cannot be used with the include files from this version of Qt."
+#error "(The moc has changed too much.)"
+#endif
+
+QT_BEGIN_MOC_NAMESPACE
+static const uint qt_meta_data_MainWindow[] = {
+
+ // content:
+ 6, // revision
+ 0, // classname
+ 0, 0, // classinfo
+ 2, 14, // methods
+ 0, 0, // properties
+ 0, 0, // enums/sets
+ 0, 0, // constructors
+ 0, // flags
+ 0, // signalCount
+
+ // slots: signature, parameters, type, tag, flags
+ 12, 11, 11, 11, 0x08,
+ 38, 11, 11, 11, 0x08,
+
+ 0 // eod
+};
+
+static const char qt_meta_stringdata_MainWindow[] = {
+ "MainWindow\0\0on_pushButton_2_clicked()\0"
+ "on_pushButton_clicked()\0"
+};
+
+void MainWindow::qt_static_metacall(QObject *_o, QMetaObject::Call _c, int _id, void **_a)
+{
+ if (_c == QMetaObject::InvokeMetaMethod) {
+ Q_ASSERT(staticMetaObject.cast(_o));
+ MainWindow *_t = static_cast<MainWindow *>(_o);
+ switch (_id) {
+ case 0: _t->on_pushButton_2_clicked(); break;
+ case 1: _t->on_pushButton_clicked(); break;
+ default: ;
+ }
+ }
+ Q_UNUSED(_a);
+}
+
+const QMetaObjectExtraData MainWindow::staticMetaObjectExtraData = {
+ 0, qt_static_metacall
+};
+
+const QMetaObject MainWindow::staticMetaObject = {
+ { &QMainWindow::staticMetaObject, qt_meta_stringdata_MainWindow,
+ qt_meta_data_MainWindow, &staticMetaObjectExtraData }
+};
+
+#ifdef Q_NO_DATA_RELOCATION
+const QMetaObject &MainWindow::getStaticMetaObject() { return staticMetaObject; }
+#endif //Q_NO_DATA_RELOCATION
+
+const QMetaObject *MainWindow::metaObject() const
+{
+ return QObject::d_ptr->metaObject ? QObject::d_ptr->metaObject : &staticMetaObject;
+}
+
+void *MainWindow::qt_metacast(const char *_clname)
+{
+ if (!_clname) return 0;
+ if (!strcmp(_clname, qt_meta_stringdata_MainWindow))
+ return static_cast<void*>(const_cast< MainWindow*>(this));
+ return QMainWindow::qt_metacast(_clname);
+}
+
+int MainWindow::qt_metacall(QMetaObject::Call _c, int _id, void **_a)
+{
+ _id = QMainWindow::qt_metacall(_c, _id, _a);
+ if (_id < 0)
+ return _id;
+ if (_c == QMetaObject::InvokeMetaMethod) {
+ if (_id < 2)
+ qt_static_metacall(this, _c, _id, _a);
+ _id -= 2;
+ }
+ return _id;
+}
+QT_END_MOC_NAMESPACE
/Chapter 01/myQtGUIApp/moc_mainwindow.cpp
Property changes:
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: Chapter 01/myQtGUIApp/Makefile
===================================================================
--- Chapter 01/myQtGUIApp/Makefile (nonexistent)
+++ Chapter 01/myQtGUIApp/Makefile (revision 9)
@@ -0,0 +1,235 @@
+#############################################################################
+# Makefile for building: myQtGUIApp
+# Generated by qmake (2.01a) (Qt 4.8.6) on: Sa. Jan 25 02:53:28 2014
+# Project: myQtGUIApp.pro
+# Template: app
+# Command: /usr/lib/i386-linux-gnu/qt4/bin/qmake -o Makefile myQtGUIApp.pro
+#############################################################################
+
+####### Compiler, tools and options
+
+CC = gcc
+CXX = g++
+DEFINES = -DQT_WEBKIT -DQT_NO_DEBUG -DQT_GUI_LIB -DQT_CORE_LIB -DQT_SHARED
+CFLAGS = -pipe -O2 -Wall -W -D_REENTRANT $(DEFINES)
+CXXFLAGS = -pipe -O2 -Wall -W -D_REENTRANT $(DEFINES)
+INCPATH = -I/usr/share/qt4/mkspecs/linux-g++ -I. -I/usr/include/qt4/QtCore -I/usr/include/qt4/QtGui -I/usr/include/qt4 -IC:\OpenCV2.2\include -I. -I.
+LINK = g++
+LFLAGS = -Wl,-O1
+LIBS = $(SUBLIBS) -L/usr/lib/i386-linux-gnu -LC:\OpenCV2.2\lib -lopencv_core -lopencv_highgui -lopencv_imgproc -lopencv_features2d -lopencv_calib3d -lQtGui -lQtCore -lpthread
+AR = ar cqs
+RANLIB =
+QMAKE = /usr/lib/i386-linux-gnu/qt4/bin/qmake
+TAR = tar -cf
+COMPRESS = gzip -9f
+COPY = cp -f
+SED = sed
+COPY_FILE = $(COPY)
+COPY_DIR = $(COPY) -r
+STRIP = strip
+INSTALL_FILE = install -m 644 -p
+INSTALL_DIR = $(COPY_DIR)
+INSTALL_PROGRAM = install -m 755 -p
+DEL_FILE = rm -f
+SYMLINK = ln -f -s
+DEL_DIR = rmdir
+MOVE = mv -f
+CHK_DIR_EXISTS= test -d
+MKDIR = mkdir -p
+
+####### Output directory
+
+OBJECTS_DIR = ./
+
+####### Files
+
+SOURCES = main.cpp \
+ mainwindow.cpp moc_mainwindow.cpp
+OBJECTS = main.o \
+ mainwindow.o \
+ moc_mainwindow.o
+DIST = /usr/share/qt4/mkspecs/common/unix.conf \
+ /usr/share/qt4/mkspecs/common/linux.conf \
+ /usr/share/qt4/mkspecs/common/gcc-base.conf \
+ /usr/share/qt4/mkspecs/common/gcc-base-unix.conf \
+ /usr/share/qt4/mkspecs/common/g++-base.conf \
+ /usr/share/qt4/mkspecs/common/g++-unix.conf \
+ /usr/share/qt4/mkspecs/qconfig.pri \
+ /usr/share/qt4/mkspecs/modules/qt_webkit_version.pri \
+ /usr/share/qt4/mkspecs/features/qt_functions.prf \
+ /usr/share/qt4/mkspecs/features/qt_config.prf \
+ /usr/share/qt4/mkspecs/features/exclusive_builds.prf \
+ /usr/share/qt4/mkspecs/features/default_pre.prf \
+ /usr/share/qt4/mkspecs/features/release.prf \
+ /usr/share/qt4/mkspecs/features/default_post.prf \
+ /usr/share/qt4/mkspecs/features/shared.prf \
+ /usr/share/qt4/mkspecs/features/unix/gdb_dwarf_index.prf \
+ /usr/share/qt4/mkspecs/features/warn_on.prf \
+ /usr/share/qt4/mkspecs/features/qt.prf \
+ /usr/share/qt4/mkspecs/features/unix/thread.prf \
+ /usr/share/qt4/mkspecs/features/moc.prf \
+ /usr/share/qt4/mkspecs/features/resources.prf \
+ /usr/share/qt4/mkspecs/features/uic.prf \
+ /usr/share/qt4/mkspecs/features/yacc.prf \
+ /usr/share/qt4/mkspecs/features/lex.prf \
+ /usr/share/qt4/mkspecs/features/include_source_dir.prf \
+ myQtGUIApp.pro
+QMAKE_TARGET = myQtGUIApp
+DESTDIR =
+TARGET = myQtGUIApp
+
+first: all
+####### Implicit rules
+
+.SUFFIXES: .o .c .cpp .cc .cxx .C
+
+.cpp.o:
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"
+
+.cc.o:
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"
+
+.cxx.o:
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"
+
+.C.o:
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"
+
+.c.o:
+ $(CC) -c $(CFLAGS) $(INCPATH) -o "$@" "$<"
+
+####### Build rules
+
+all: Makefile $(TARGET)
+
+$(TARGET): ui_mainwindow.h $(OBJECTS)
+ $(LINK) $(LFLAGS) -o $(TARGET) $(OBJECTS) $(OBJCOMP) $(LIBS)
+
+Makefile: myQtGUIApp.pro /usr/share/qt4/mkspecs/linux-g++/qmake.conf /usr/share/qt4/mkspecs/common/unix.conf \
+ /usr/share/qt4/mkspecs/common/linux.conf \
+ /usr/share/qt4/mkspecs/common/gcc-base.conf \
+ /usr/share/qt4/mkspecs/common/gcc-base-unix.conf \
+ /usr/share/qt4/mkspecs/common/g++-base.conf \
+ /usr/share/qt4/mkspecs/common/g++-unix.conf \
+ /usr/share/qt4/mkspecs/qconfig.pri \
+ /usr/share/qt4/mkspecs/modules/qt_webkit_version.pri \
+ /usr/share/qt4/mkspecs/features/qt_functions.prf \
+ /usr/share/qt4/mkspecs/features/qt_config.prf \
+ /usr/share/qt4/mkspecs/features/exclusive_builds.prf \
+ /usr/share/qt4/mkspecs/features/default_pre.prf \
+ /usr/share/qt4/mkspecs/features/release.prf \
+ /usr/share/qt4/mkspecs/features/default_post.prf \
+ /usr/share/qt4/mkspecs/features/shared.prf \
+ /usr/share/qt4/mkspecs/features/unix/gdb_dwarf_index.prf \
+ /usr/share/qt4/mkspecs/features/warn_on.prf \
+ /usr/share/qt4/mkspecs/features/qt.prf \
+ /usr/share/qt4/mkspecs/features/unix/thread.prf \
+ /usr/share/qt4/mkspecs/features/moc.prf \
+ /usr/share/qt4/mkspecs/features/resources.prf \
+ /usr/share/qt4/mkspecs/features/uic.prf \
+ /usr/share/qt4/mkspecs/features/yacc.prf \
+ /usr/share/qt4/mkspecs/features/lex.prf \
+ /usr/share/qt4/mkspecs/features/include_source_dir.prf \
+ /usr/lib/i386-linux-gnu/libQtGui.prl \
+ /usr/lib/i386-linux-gnu/libQtCore.prl
+ $(QMAKE) -o Makefile myQtGUIApp.pro
+/usr/share/qt4/mkspecs/common/unix.conf:
+/usr/share/qt4/mkspecs/common/linux.conf:
+/usr/share/qt4/mkspecs/common/gcc-base.conf:
+/usr/share/qt4/mkspecs/common/gcc-base-unix.conf:
+/usr/share/qt4/mkspecs/common/g++-base.conf:
+/usr/share/qt4/mkspecs/common/g++-unix.conf:
+/usr/share/qt4/mkspecs/qconfig.pri:
+/usr/share/qt4/mkspecs/modules/qt_webkit_version.pri:
+/usr/share/qt4/mkspecs/features/qt_functions.prf:
+/usr/share/qt4/mkspecs/features/qt_config.prf:
+/usr/share/qt4/mkspecs/features/exclusive_builds.prf:
+/usr/share/qt4/mkspecs/features/default_pre.prf:
+/usr/share/qt4/mkspecs/features/release.prf:
+/usr/share/qt4/mkspecs/features/default_post.prf:
+/usr/share/qt4/mkspecs/features/shared.prf:
+/usr/share/qt4/mkspecs/features/unix/gdb_dwarf_index.prf:
+/usr/share/qt4/mkspecs/features/warn_on.prf:
+/usr/share/qt4/mkspecs/features/qt.prf:
+/usr/share/qt4/mkspecs/features/unix/thread.prf:
+/usr/share/qt4/mkspecs/features/moc.prf:
+/usr/share/qt4/mkspecs/features/resources.prf:
+/usr/share/qt4/mkspecs/features/uic.prf:
+/usr/share/qt4/mkspecs/features/yacc.prf:
+/usr/share/qt4/mkspecs/features/lex.prf:
+/usr/share/qt4/mkspecs/features/include_source_dir.prf:
+/usr/lib/i386-linux-gnu/libQtGui.prl:
+/usr/lib/i386-linux-gnu/libQtCore.prl:
+qmake: FORCE
+ @$(QMAKE) -o Makefile myQtGUIApp.pro
+
+dist:
+ @$(CHK_DIR_EXISTS) .tmp/myQtGUIApp1.0.0 || $(MKDIR) .tmp/myQtGUIApp1.0.0
+ $(COPY_FILE) --parents $(SOURCES) $(DIST) .tmp/myQtGUIApp1.0.0/ && $(COPY_FILE) --parents mainwindow.h .tmp/myQtGUIApp1.0.0/ && $(COPY_FILE) --parents main.cpp mainwindow.cpp .tmp/myQtGUIApp1.0.0/ && $(COPY_FILE) --parents mainwindow.ui .tmp/myQtGUIApp1.0.0/ && (cd `dirname .tmp/myQtGUIApp1.0.0` && $(TAR) myQtGUIApp1.0.0.tar myQtGUIApp1.0.0 && $(COMPRESS) myQtGUIApp1.0.0.tar) && $(MOVE) `dirname .tmp/myQtGUIApp1.0.0`/myQtGUIApp1.0.0.tar.gz . && $(DEL_FILE) -r .tmp/myQtGUIApp1.0.0
+
+
+clean:compiler_clean
+ -$(DEL_FILE) $(OBJECTS)
+ -$(DEL_FILE) *~ core *.core
+
+
+####### Sub-libraries
+
+distclean: clean
+ -$(DEL_FILE) $(TARGET)
+ -$(DEL_FILE) Makefile
+
+
+check: first
+
+mocclean: compiler_moc_header_clean compiler_moc_source_clean
+
+mocables: compiler_moc_header_make_all compiler_moc_source_make_all
+
+compiler_moc_header_make_all: moc_mainwindow.cpp
+compiler_moc_header_clean:
+ -$(DEL_FILE) moc_mainwindow.cpp
+moc_mainwindow.cpp: mainwindow.h
+ /usr/lib/i386-linux-gnu/qt4/bin/moc $(DEFINES) $(INCPATH) mainwindow.h -o moc_mainwindow.cpp
+
+compiler_rcc_make_all:
+compiler_rcc_clean:
+compiler_image_collection_make_all: qmake_image_collection.cpp
+compiler_image_collection_clean:
+ -$(DEL_FILE) qmake_image_collection.cpp
+compiler_moc_source_make_all:
+compiler_moc_source_clean:
+compiler_uic_make_all: ui_mainwindow.h
+compiler_uic_clean:
+ -$(DEL_FILE) ui_mainwindow.h
+ui_mainwindow.h: mainwindow.ui
+ /usr/lib/i386-linux-gnu/qt4/bin/uic mainwindow.ui -o ui_mainwindow.h
+
+compiler_yacc_decl_make_all:
+compiler_yacc_decl_clean:
+compiler_yacc_impl_make_all:
+compiler_yacc_impl_clean:
+compiler_lex_make_all:
+compiler_lex_clean:
+compiler_clean: compiler_moc_header_clean compiler_uic_clean
+
+####### Compile
+
+main.o: main.cpp mainwindow.h
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -o main.o main.cpp
+
+mainwindow.o: mainwindow.cpp mainwindow.h \
+ ui_mainwindow.h
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -o mainwindow.o mainwindow.cpp
+
+moc_mainwindow.o: moc_mainwindow.cpp
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -o moc_mainwindow.o moc_mainwindow.cpp
+
+####### Install
+
+install: FORCE
+
+uninstall: FORCE
+
+FORCE:
+
Index: Chapter 01/myQtGUIApp/ui_mainwindow.h
===================================================================
--- Chapter 01/myQtGUIApp/ui_mainwindow.h (nonexistent)
+++ Chapter 01/myQtGUIApp/ui_mainwindow.h (revision 9)
@@ -0,0 +1,99 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 1 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+/********************************************************************************
+** Form generated from reading UI file 'mainwindow.ui'
+**
+** Created: Tue Jun 29 12:53:36 2010
+** by: Qt User Interface Compiler version 4.6.3
+**
+** WARNING! All changes made in this file will be lost when recompiling UI file!
+********************************************************************************/
+
+#ifndef UI_MAINWINDOW_H
+#define UI_MAINWINDOW_H
+
+#include <QtCore/QVariant>
+#include <QtGui/QAction>
+#include <QtGui/QApplication>
+#include <QtGui/QButtonGroup>
+#include <QtGui/QHeaderView>
+#include <QtGui/QMainWindow>
+#include <QtGui/QMenuBar>
+#include <QtGui/QPushButton>
+#include <QtGui/QStatusBar>
+#include <QtGui/QToolBar>
+#include <QtGui/QWidget>
+
+QT_BEGIN_NAMESPACE
+
+class Ui_MainWindow
+{
+public:
+ QWidget *centralWidget;
+ QPushButton *pushButton;
+ QPushButton *pushButton_2;
+ QMenuBar *menuBar;
+ QToolBar *mainToolBar;
+ QStatusBar *statusBar;
+
+ void setupUi(QMainWindow *MainWindow)
+ {
+ if (MainWindow->objectName().isEmpty())
+ MainWindow->setObjectName(QString::fromUtf8("MainWindow"));
+ MainWindow->resize(262, 214);
+ centralWidget = new QWidget(MainWindow);
+ centralWidget->setObjectName(QString::fromUtf8("centralWidget"));
+ pushButton = new QPushButton(centralWidget);
+ pushButton->setObjectName(QString::fromUtf8("pushButton"));
+ pushButton->setGeometry(QRect(60, 20, 141, 51));
+ pushButton_2 = new QPushButton(centralWidget);
+ pushButton_2->setObjectName(QString::fromUtf8("pushButton_2"));
+ pushButton_2->setGeometry(QRect(60, 90, 141, 51));
+ MainWindow->setCentralWidget(centralWidget);
+ menuBar = new QMenuBar(MainWindow);
+ menuBar->setObjectName(QString::fromUtf8("menuBar"));
+ menuBar->setGeometry(QRect(0, 0, 262, 25));
+ MainWindow->setMenuBar(menuBar);
+ mainToolBar = new QToolBar(MainWindow);
+ mainToolBar->setObjectName(QString::fromUtf8("mainToolBar"));
+ MainWindow->addToolBar(Qt::TopToolBarArea, mainToolBar);
+ statusBar = new QStatusBar(MainWindow);
+ statusBar->setObjectName(QString::fromUtf8("statusBar"));
+ MainWindow->setStatusBar(statusBar);
+
+ retranslateUi(MainWindow);
+
+ QMetaObject::connectSlotsByName(MainWindow);
+ } // setupUi
+
+ void retranslateUi(QMainWindow *MainWindow)
+ {
+ MainWindow->setWindowTitle(QApplication::translate("MainWindow", "My Qt Application", 0, QApplication::UnicodeUTF8));
+ pushButton->setText(QApplication::translate("MainWindow", "Open Image", 0, QApplication::UnicodeUTF8));
+ pushButton_2->setText(QApplication::translate("MainWindow", "Process", 0, QApplication::UnicodeUTF8));
+ } // retranslateUi
+
+};
+
+namespace Ui {
+ class MainWindow: public Ui_MainWindow {};
+} // namespace Ui
+
+QT_END_NAMESPACE
+
+#endif // UI_MAINWINDOW_H
/Chapter 01/myQtGUIApp/ui_mainwindow.h
Property changes:
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: Chapter 01/myQtGUIApp/Makefile.Debug
===================================================================
--- Chapter 01/myQtGUIApp/Makefile.Debug (nonexistent)
+++ Chapter 01/myQtGUIApp/Makefile.Debug (revision 9)
@@ -0,0 +1,176 @@
+#############################################################################
+# Makefile for building: myQtGUIApp
+# Generated by qmake (2.01a) (Qt 4.6.3) on: Mon Feb 28 15:14:16 2011
+# Project: myQtGUIApp.pro
+# Template: app
+#############################################################################
+
+####### Compiler, tools and options
+
+CC = cl
+CXX = cl
+DEFINES = -DUNICODE -DWIN32 -DQT_LARGEFILE_SUPPORT -DQT_DLL -DQT_GUI_LIB -DQT_CORE_LIB -DQT_THREAD_SUPPORT
+CFLAGS = -nologo -Zm200 -Zc:wchar_t- -Zi -MDd -W3 $(DEFINES)
+CXXFLAGS = -nologo -Zm200 -Zc:wchar_t- -Zi -MDd -GR -EHsc -W3 -w34100 -w34189 $(DEFINES)
+INCPATH = -I"..\..\Qt\4.6.3\include\QtCore" -I"..\..\Qt\4.6.3\include\QtGui" -I"..\..\Qt\4.6.3\include" -I"..\..\OpenCV2.2\include" -I"..\..\Qt\4.6.3\include\ActiveQt" -I"debug" -I"." -I"..\..\Qt\4.6.3\mkspecs\win32-msvc2008"
+LINK = link
+LFLAGS = /LIBPATH:"c:\Qt\4.6.3\lib" /NOLOGO /DEBUG /MANIFEST /MANIFESTFILE:"debug\myQtGUIApp.intermediate.manifest" /SUBSYSTEM:WINDOWS "/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='*' processorArchitecture='*'"
+LIBS = c:\Qt\4.6.3\lib\qtmaind.lib /LIBPATH:C:\OpenCV2.2\lib C:\OpenCV2.2\lib\opencv_core220.lib C:\OpenCV2.2\lib\opencv_highgui220.lib C:\OpenCV2.2\lib\opencv_imgproc220.lib C:\OpenCV2.2\lib\opencv_features2d220.lib C:\OpenCV2.2\lib\opencv_calib3d220.lib c:\Qt\4.6.3\lib\QtGuid4.lib c:\Qt\4.6.3\lib\QtCored4.lib
+QMAKE = c:\Qt\4.6.3\bin\qmake.exe
+IDC = c:\Qt\4.6.3\bin\idc.exe
+IDL = midl
+ZIP = zip -r -9
+DEF_FILE =
+RES_FILE =
+COPY = copy /y
+COPY_FILE = $(COPY)
+COPY_DIR = xcopy /s /q /y /i
+DEL_FILE = del
+DEL_DIR = rmdir
+MOVE = move
+CHK_DIR_EXISTS= if not exist
+MKDIR = mkdir
+INSTALL_FILE = $(COPY_FILE)
+INSTALL_PROGRAM = $(COPY_FILE)
+INSTALL_DIR = $(COPY_DIR)
+
+####### Output directory
+
+OBJECTS_DIR = debug
+
+####### Files
+
+SOURCES = main.cpp \
+ mainwindow.cpp debug\moc_mainwindow.cpp
+OBJECTS = debug\main.obj \
+ debug\mainwindow.obj \
+ debug\moc_mainwindow.obj
+DIST =
+QMAKE_TARGET = myQtGUIApp
+DESTDIR = debug\ #avoid trailing-slash linebreak
+TARGET = myQtGUIApp.exe
+DESTDIR_TARGET = debug\myQtGUIApp.exe
+
+####### Implicit rules
+
+.SUFFIXES: .c .cpp .cc .cxx
+
+{.}.cpp{debug\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Fodebug\ @<<
+ $<
+<<
+
+{.}.cc{debug\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Fodebug\ @<<
+ $<
+<<
+
+{.}.cxx{debug\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Fodebug\ @<<
+ $<
+<<
+
+{.}.c{debug\}.obj::
+ $(CC) -c $(CFLAGS) $(INCPATH) -Fodebug\ @<<
+ $<
+<<
+
+{debug}.cpp{debug\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Fodebug\ @<<
+ $<
+<<
+
+{debug}.cc{debug\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Fodebug\ @<<
+ $<
+<<
+
+{debug}.cxx{debug\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Fodebug\ @<<
+ $<
+<<
+
+{debug}.c{debug\}.obj::
+ $(CC) -c $(CFLAGS) $(INCPATH) -Fodebug\ @<<
+ $<
+<<
+
+####### Build rules
+
+first: all
+all: Makefile.Debug $(DESTDIR_TARGET)
+
+$(DESTDIR_TARGET): ui_mainwindow.h $(OBJECTS)
+ $(LINK) $(LFLAGS) /OUT:$(DESTDIR_TARGET) @<<
+ $(OBJECTS) $(LIBS)
+<<
+ mt.exe -nologo -manifest "debug\myQtGUIApp.intermediate.manifest" -outputresource:$(DESTDIR_TARGET);1
+
+
+
+qmake: FORCE
+ @$(QMAKE) -spec ..\..\Qt\4.6.3\mkspecs\win32-msvc2008 -win32 CONFIG+=release -o Makefile.Debug myQtGUIApp.pro
+
+dist:
+ $(ZIP) myQtGUIApp.zip $(SOURCES) $(DIST) myQtGUIApp.pro ..\..\Qt\4.6.3\mkspecs\qconfig.pri ..\..\Qt\4.6.3\mkspecs\features\qt_functions.prf ..\..\Qt\4.6.3\mkspecs\features\qt_config.prf ..\..\Qt\4.6.3\mkspecs\features\exclusive_builds.prf ..\..\Qt\4.6.3\mkspecs\features\default_pre.prf ..\..\Qt\4.6.3\mkspecs\features\win32\default_pre.prf ..\..\Qt\4.6.3\mkspecs\features\debug.prf ..\..\Qt\4.6.3\mkspecs\features\debug_and_release.prf ..\..\Qt\4.6.3\mkspecs\features\default_post.prf ..\..\Qt\4.6.3\mkspecs\features\win32\default_post.prf ..\..\Qt\4.6.3\mkspecs\features\build_pass.prf ..\..\Qt\4.6.3\mkspecs\features\win32\rtti.prf ..\..\Qt\4.6.3\mkspecs\features\win32\exceptions.prf ..\..\Qt\4.6.3\mkspecs\features\win32\stl.prf ..\..\Qt\4.6.3\mkspecs\features\shared.prf ..\..\Qt\4.6.3\mkspecs\features\win32\embed_manifest_exe.prf ..\..\Qt\4.6.3\mkspecs\features\win32\embed_manifest_dll.prf ..\..\Qt\4.6.3\mkspecs\features\warn_on.prf ..\..\Qt\4.6.3\mkspecs\features\qt.prf ..\..\Qt\4.6.3\mkspecs\features\win32\thread.prf ..\..\Qt\4.6.3\mkspecs\features\moc.prf ..\..\Qt\4.6.3\mkspecs\features\win32\windows.prf ..\..\Qt\4.6.3\mkspecs\features\resources.prf ..\..\Qt\4.6.3\mkspecs\features\uic.prf ..\..\Qt\4.6.3\mkspecs\features\yacc.prf ..\..\Qt\4.6.3\mkspecs\features\lex.prf ..\..\Qt\4.6.3\mkspecs\features\incredibuild_xge.prf ..\..\Qt\4.6.3\mkspecs\features\include_source_dir.prf c:\Qt\4.6.3\lib\qtmaind.prl HEADERS RESOURCES IMAGES SOURCES OBJECTIVE_SOURCES FORMS YACCSOURCES YACCSOURCES LEXSOURCES
+
+clean: compiler_clean
+ -$(DEL_FILE) debug\main.obj debug\mainwindow.obj debug\moc_mainwindow.obj
+ -$(DEL_FILE) debug\myQtGUIApp.intermediate.manifest debug\myQtGUIApp.exp debug\myQtGUIApp.pdb debug\myQtGUIApp.ilk vc*.pdb vc*.idb
+
+distclean: clean
+ -$(DEL_FILE) $(DESTDIR_TARGET)
+ -$(DEL_FILE) Makefile.Debug
+
+check: first
+
+mocclean: compiler_moc_header_clean compiler_moc_source_clean
+
+mocables: compiler_moc_header_make_all compiler_moc_source_make_all
+
+compiler_moc_header_make_all: debug\moc_mainwindow.cpp
+compiler_moc_header_clean:
+ -$(DEL_FILE) debug\moc_mainwindow.cpp
+debug\moc_mainwindow.cpp: mainwindow.h
+ C:\Qt\4.6.3\bin\moc.exe $(DEFINES) $(INCPATH) -D_MSC_VER=1500 -DWIN32 mainwindow.h -o debug\moc_mainwindow.cpp
+
+compiler_rcc_make_all:
+compiler_rcc_clean:
+compiler_image_collection_make_all: qmake_image_collection.cpp
+compiler_image_collection_clean:
+ -$(DEL_FILE) qmake_image_collection.cpp
+compiler_moc_source_make_all:
+compiler_moc_source_clean:
+compiler_uic_make_all: ui_mainwindow.h
+compiler_uic_clean:
+ -$(DEL_FILE) ui_mainwindow.h
+ui_mainwindow.h: mainwindow.ui
+ c:\Qt\4.6.3\bin\uic.exe mainwindow.ui -o ui_mainwindow.h
+
+compiler_yacc_decl_make_all:
+compiler_yacc_decl_clean:
+compiler_yacc_impl_make_all:
+compiler_yacc_impl_clean:
+compiler_lex_make_all:
+compiler_lex_clean:
+compiler_clean: compiler_moc_header_clean compiler_uic_clean
+
+
+
+####### Compile
+
+debug\main.obj: main.cpp mainwindow.h
+
+debug\mainwindow.obj: mainwindow.cpp mainwindow.h \
+ ui_mainwindow.h
+
+debug\moc_mainwindow.obj: debug\moc_mainwindow.cpp
+
+####### Install
+
+install: FORCE
+
+uninstall: FORCE
+
+FORCE:
+
Index: Chapter 01/myQtGUIApp/mainwindow.h
===================================================================
--- Chapter 01/myQtGUIApp/mainwindow.h (nonexistent)
+++ Chapter 01/myQtGUIApp/mainwindow.h (revision 9)
@@ -0,0 +1,50 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 1 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+
+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include <QtGui/QMainWindow>
+#include <QFileDialog>
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+
+
+namespace Ui
+{
+ class MainWindow;
+}
+
+class MainWindow : public QMainWindow
+{
+ Q_OBJECT
+
+public:
+ MainWindow(QWidget *parent = 0);
+ ~MainWindow();
+
+private:
+ Ui::MainWindow *ui;
+ cv::Mat image; // the image variable
+
+private slots:
+ void on_pushButton_2_clicked();
+ void on_pushButton_clicked();
+};
+
+#endif // MAINWINDOW_H
/Chapter 01/myQtGUIApp/mainwindow.h
Property changes:
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: Chapter 01/myQtGUIApp/main.cpp
===================================================================
--- Chapter 01/myQtGUIApp/main.cpp (nonexistent)
+++ Chapter 01/myQtGUIApp/main.cpp (revision 9)
@@ -0,0 +1,27 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 1 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <QtGui/QApplication>
+#include "mainwindow.h"
+
+int main(int argc, char *argv[])
+{
+ QApplication a(argc, argv);
+ MainWindow w;
+ w.show();
+ return a.exec();
+}
/Chapter 01/myQtGUIApp/main.cpp
Property changes:
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: Chapter 01/myQtGUIApp/mainwindow.ui
===================================================================
--- Chapter 01/myQtGUIApp/mainwindow.ui (nonexistent)
+++ Chapter 01/myQtGUIApp/mainwindow.ui (revision 9)
@@ -0,0 +1,67 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MainWindow</class>
+ <widget class="QMainWindow" name="MainWindow">
+ <property name="geometry">
+ <rect>
+ <x>0</x>
+ <y>0</y>
+ <width>262</width>
+ <height>214</height>
+ </rect>
+ </property>
+ <property name="windowTitle">
+ <string>My Qt Application</string>
+ </property>
+ <widget class="QWidget" name="centralWidget">
+ <widget class="QPushButton" name="pushButton">
+ <property name="geometry">
+ <rect>
+ <x>60</x>
+ <y>20</y>
+ <width>141</width>
+ <height>51</height>
+ </rect>
+ </property>
+ <property name="text">
+ <string>Open Image</string>
+ </property>
+ </widget>
+ <widget class="QPushButton" name="pushButton_2">
+ <property name="geometry">
+ <rect>
+ <x>60</x>
+ <y>90</y>
+ <width>141</width>
+ <height>51</height>
+ </rect>
+ </property>
+ <property name="text">
+ <string>Process</string>
+ </property>
+ </widget>
+ </widget>
+ <widget class="QMenuBar" name="menuBar">
+ <property name="geometry">
+ <rect>
+ <x>0</x>
+ <y>0</y>
+ <width>262</width>
+ <height>25</height>
+ </rect>
+ </property>
+ </widget>
+ <widget class="QToolBar" name="mainToolBar">
+ <attribute name="toolBarArea">
+ <enum>TopToolBarArea</enum>
+ </attribute>
+ <attribute name="toolBarBreak">
+ <bool>false</bool>
+ </attribute>
+ </widget>
+ <widget class="QStatusBar" name="statusBar"/>
+ </widget>
+ <layoutdefault spacing="6" margin="11"/>
+ <resources/>
+ <connections/>
+</ui>
Index: Chapter 01/myQtGUIApp/Makefile.Release
===================================================================
--- Chapter 01/myQtGUIApp/Makefile.Release (nonexistent)
+++ Chapter 01/myQtGUIApp/Makefile.Release (revision 9)
@@ -0,0 +1,176 @@
+#############################################################################
+# Makefile for building: myQtGUIApp
+# Generated by qmake (2.01a) (Qt 4.6.3) on: Mon Feb 28 15:14:16 2011
+# Project: myQtGUIApp.pro
+# Template: app
+#############################################################################
+
+####### Compiler, tools and options
+
+CC = cl
+CXX = cl
+DEFINES = -DUNICODE -DWIN32 -DQT_LARGEFILE_SUPPORT -DQT_DLL -DQT_NO_DEBUG -DQT_GUI_LIB -DQT_CORE_LIB -DQT_THREAD_SUPPORT
+CFLAGS = -nologo -Zm200 -Zc:wchar_t- -O2 -MD -W3 $(DEFINES)
+CXXFLAGS = -nologo -Zm200 -Zc:wchar_t- -O2 -MD -GR -EHsc -W3 -w34100 -w34189 $(DEFINES)
+INCPATH = -I"..\..\Qt\4.6.3\include\QtCore" -I"..\..\Qt\4.6.3\include\QtGui" -I"..\..\Qt\4.6.3\include" -I"..\..\OpenCV2.2\include" -I"..\..\Qt\4.6.3\include\ActiveQt" -I"release" -I"." -I"..\..\Qt\4.6.3\mkspecs\win32-msvc2008"
+LINK = link
+LFLAGS = /LIBPATH:"c:\Qt\4.6.3\lib" /NOLOGO /INCREMENTAL:NO /MANIFEST /MANIFESTFILE:"release\myQtGUIApp.intermediate.manifest" /SUBSYSTEM:WINDOWS "/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='*' processorArchitecture='*'"
+LIBS = c:\Qt\4.6.3\lib\qtmain.lib /LIBPATH:C:\OpenCV2.2\lib C:\OpenCV2.2\lib\opencv_core220.lib C:\OpenCV2.2\lib\opencv_highgui220.lib C:\OpenCV2.2\lib\opencv_imgproc220.lib C:\OpenCV2.2\lib\opencv_features2d220.lib C:\OpenCV2.2\lib\opencv_calib3d220.lib c:\Qt\4.6.3\lib\QtGui4.lib c:\Qt\4.6.3\lib\QtCore4.lib
+QMAKE = c:\Qt\4.6.3\bin\qmake.exe
+IDC = c:\Qt\4.6.3\bin\idc.exe
+IDL = midl
+ZIP = zip -r -9
+DEF_FILE =
+RES_FILE =
+COPY = copy /y
+COPY_FILE = $(COPY)
+COPY_DIR = xcopy /s /q /y /i
+DEL_FILE = del
+DEL_DIR = rmdir
+MOVE = move
+CHK_DIR_EXISTS= if not exist
+MKDIR = mkdir
+INSTALL_FILE = $(COPY_FILE)
+INSTALL_PROGRAM = $(COPY_FILE)
+INSTALL_DIR = $(COPY_DIR)
+
+####### Output directory
+
+OBJECTS_DIR = release
+
+####### Files
+
+SOURCES = main.cpp \
+ mainwindow.cpp release\moc_mainwindow.cpp
+OBJECTS = release\main.obj \
+ release\mainwindow.obj \
+ release\moc_mainwindow.obj
+DIST =
+QMAKE_TARGET = myQtGUIApp
+DESTDIR = release\ #avoid trailing-slash linebreak
+TARGET = myQtGUIApp.exe
+DESTDIR_TARGET = release\myQtGUIApp.exe
+
+####### Implicit rules
+
+.SUFFIXES: .c .cpp .cc .cxx
+
+{release}.cpp{release\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Forelease\ @<<
+ $<
+<<
+
+{release}.cc{release\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Forelease\ @<<
+ $<
+<<
+
+{release}.cxx{release\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Forelease\ @<<
+ $<
+<<
+
+{release}.c{release\}.obj::
+ $(CC) -c $(CFLAGS) $(INCPATH) -Forelease\ @<<
+ $<
+<<
+
+{.}.cpp{release\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Forelease\ @<<
+ $<
+<<
+
+{.}.cc{release\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Forelease\ @<<
+ $<
+<<
+
+{.}.cxx{release\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Forelease\ @<<
+ $<
+<<
+
+{.}.c{release\}.obj::
+ $(CC) -c $(CFLAGS) $(INCPATH) -Forelease\ @<<
+ $<
+<<
+
+####### Build rules
+
+first: all
+all: Makefile.Release $(DESTDIR_TARGET)
+
+$(DESTDIR_TARGET): ui_mainwindow.h $(OBJECTS)
+ $(LINK) $(LFLAGS) /OUT:$(DESTDIR_TARGET) @<<
+ $(OBJECTS) $(LIBS)
+<<
+ mt.exe -nologo -manifest "release\myQtGUIApp.intermediate.manifest" -outputresource:$(DESTDIR_TARGET);1
+
+
+
+qmake: FORCE
+ @$(QMAKE) -spec ..\..\Qt\4.6.3\mkspecs\win32-msvc2008 -win32 CONFIG+=release -o Makefile.Release myQtGUIApp.pro
+
+dist:
+ $(ZIP) myQtGUIApp.zip $(SOURCES) $(DIST) myQtGUIApp.pro ..\..\Qt\4.6.3\mkspecs\qconfig.pri ..\..\Qt\4.6.3\mkspecs\features\qt_functions.prf ..\..\Qt\4.6.3\mkspecs\features\qt_config.prf ..\..\Qt\4.6.3\mkspecs\features\exclusive_builds.prf ..\..\Qt\4.6.3\mkspecs\features\default_pre.prf ..\..\Qt\4.6.3\mkspecs\features\win32\default_pre.prf ..\..\Qt\4.6.3\mkspecs\features\release.prf ..\..\Qt\4.6.3\mkspecs\features\debug_and_release.prf ..\..\Qt\4.6.3\mkspecs\features\default_post.prf ..\..\Qt\4.6.3\mkspecs\features\win32\default_post.prf ..\..\Qt\4.6.3\mkspecs\features\build_pass.prf ..\..\Qt\4.6.3\mkspecs\features\win32\rtti.prf ..\..\Qt\4.6.3\mkspecs\features\win32\exceptions.prf ..\..\Qt\4.6.3\mkspecs\features\win32\stl.prf ..\..\Qt\4.6.3\mkspecs\features\shared.prf ..\..\Qt\4.6.3\mkspecs\features\win32\embed_manifest_exe.prf ..\..\Qt\4.6.3\mkspecs\features\win32\embed_manifest_dll.prf ..\..\Qt\4.6.3\mkspecs\features\warn_on.prf ..\..\Qt\4.6.3\mkspecs\features\qt.prf ..\..\Qt\4.6.3\mkspecs\features\win32\thread.prf ..\..\Qt\4.6.3\mkspecs\features\moc.prf ..\..\Qt\4.6.3\mkspecs\features\win32\windows.prf ..\..\Qt\4.6.3\mkspecs\features\resources.prf ..\..\Qt\4.6.3\mkspecs\features\uic.prf ..\..\Qt\4.6.3\mkspecs\features\yacc.prf ..\..\Qt\4.6.3\mkspecs\features\lex.prf ..\..\Qt\4.6.3\mkspecs\features\incredibuild_xge.prf ..\..\Qt\4.6.3\mkspecs\features\include_source_dir.prf c:\Qt\4.6.3\lib\qtmain.prl HEADERS RESOURCES IMAGES SOURCES OBJECTIVE_SOURCES FORMS YACCSOURCES YACCSOURCES LEXSOURCES
+
+clean: compiler_clean
+ -$(DEL_FILE) release\main.obj release\mainwindow.obj release\moc_mainwindow.obj
+ -$(DEL_FILE) release\myQtGUIApp.intermediate.manifest release\myQtGUIApp.exp
+
+distclean: clean
+ -$(DEL_FILE) $(DESTDIR_TARGET)
+ -$(DEL_FILE) Makefile.Release
+
+check: first
+
+mocclean: compiler_moc_header_clean compiler_moc_source_clean
+
+mocables: compiler_moc_header_make_all compiler_moc_source_make_all
+
+compiler_moc_header_make_all: release\moc_mainwindow.cpp
+compiler_moc_header_clean:
+ -$(DEL_FILE) release\moc_mainwindow.cpp
+release\moc_mainwindow.cpp: mainwindow.h
+ C:\Qt\4.6.3\bin\moc.exe $(DEFINES) $(INCPATH) -D_MSC_VER=1500 -DWIN32 mainwindow.h -o release\moc_mainwindow.cpp
+
+compiler_rcc_make_all:
+compiler_rcc_clean:
+compiler_image_collection_make_all: qmake_image_collection.cpp
+compiler_image_collection_clean:
+ -$(DEL_FILE) qmake_image_collection.cpp
+compiler_moc_source_make_all:
+compiler_moc_source_clean:
+compiler_uic_make_all: ui_mainwindow.h
+compiler_uic_clean:
+ -$(DEL_FILE) ui_mainwindow.h
+ui_mainwindow.h: mainwindow.ui
+ c:\Qt\4.6.3\bin\uic.exe mainwindow.ui -o ui_mainwindow.h
+
+compiler_yacc_decl_make_all:
+compiler_yacc_decl_clean:
+compiler_yacc_impl_make_all:
+compiler_yacc_impl_clean:
+compiler_lex_make_all:
+compiler_lex_clean:
+compiler_clean: compiler_moc_header_clean compiler_uic_clean
+
+
+
+####### Compile
+
+release\main.obj: main.cpp mainwindow.h
+
+release\mainwindow.obj: mainwindow.cpp mainwindow.h \
+ ui_mainwindow.h
+
+release\moc_mainwindow.obj: release\moc_mainwindow.cpp
+
+####### Install
+
+install: FORCE
+
+uninstall: FORCE
+
+FORCE:
+
Index: Chapter 01/myQtGUIApp/mainwindow.cpp
===================================================================
--- Chapter 01/myQtGUIApp/mainwindow.cpp (nonexistent)
+++ Chapter 01/myQtGUIApp/mainwindow.cpp (revision 9)
@@ -0,0 +1,47 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 1 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include "mainwindow.h"
+#include "ui_mainwindow.h"
+
+MainWindow::MainWindow(QWidget *parent)
+ : QMainWindow(parent), ui(new Ui::MainWindow)
+{
+ ui->setupUi(this);
+}
+
+MainWindow::~MainWindow()
+{
+ delete ui;
+}
+
+void MainWindow::on_pushButton_clicked()
+{
+ QString fileName = QFileDialog::getOpenFileName(this,
+ tr("Open Image"), ".", tr("Image Files (*.png *.jpg *.bmp)"));
+
+ image= cv::imread(fileName.toAscii().data());
+ cv::namedWindow("Original Image");
+ cv::imshow("Original Image", image);
+}
+
+void MainWindow::on_pushButton_2_clicked()
+{
+ cv::flip(image,image,1);
+ cv::namedWindow("Output Image");
+ cv::imshow("Output Image", image);
+}
/Chapter 01/myQtGUIApp/mainwindow.cpp
Property changes:
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: Chapter 01/main1.cpp
===================================================================
--- Chapter 01/main1.cpp (nonexistent)
+++ Chapter 01/main1.cpp (revision 9)
@@ -0,0 +1,33 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 1 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+
+int main() {
+
+ // read an image
+ cv::Mat image= cv::imread("baboon1.jpg");
+ // create image window named "My Image"
+ cv::namedWindow("My Image");
+ // show the image on window
+ cv::imshow("My Image", image);
+ // wait key for 5000 ms
+ cv::waitKey(5000);
+
+ return 1;
+}
/Chapter 01/main1.cpp
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## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: Chapter 01/main2.cpp
===================================================================
--- Chapter 01/main2.cpp (nonexistent)
+++ Chapter 01/main2.cpp (revision 9)
@@ -0,0 +1,92 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 1 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+
+// function that creates and returns an image
+cv::Mat function() {
+
+ // create image
+ cv::Mat ima(240,320,CV_8U,cv::Scalar(100));
+ // return it
+ return ima;
+}
+
+int main() {
+
+ // create image
+ cv::Mat image;
+ // print image size
+ std::cout << "size: " << image.size().height << " , "
+ << image.size().width << std::endl;
+ // open image
+ image= cv::imread("baboon1.jpg");
+ // check if image has been successfully read
+ if (!image.data) {
+ // no image has been created�
+ return 0;
+ }
+ // print image size
+ std::cout << "size (after reading): " << image.size().height << " , "
+ << image.size().width << std::endl;
+
+ // display image
+ cv::namedWindow("Original Image"); // define the window
+ cv::imshow("Original Image", image); // show the image
+
+ // create another image
+ cv::Mat result;
+ // flip the image
+ cv::flip(image,result,1); // positive for horizontal
+ // 0 for vertical,
+ // negative for both
+ // display result
+ cv::namedWindow("Output Image");
+ cv::imshow("Output Image", result);
+ // wait for key pressed
+ cv::waitKey(0);
+ // write image on file
+ cv::imwrite("output.bmp", result);
+
+ // create two new images
+ cv::Mat image2, image3;
+
+ image2= result; // the two images refer to the same data
+ result.copyTo(image3); // a new copy is created
+
+ // flip vertically this time
+ cv::flip(result,result,0);
+
+ // display result
+ cv::namedWindow("image 2");
+ cv::imshow("image 2", image2);
+ cv::namedWindow("image 3");
+ cv::imshow("image 3", image3);
+
+ // get a gray-level image
+ cv::Mat gray= function();
+ // display result
+ cv::namedWindow("Gray Image");
+ cv::imshow("Gray Image", gray);
+
+ // wait for key pressed
+ cv::waitKey(0);
+ return 1;
+}
+
/Chapter 01/main2.cpp
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## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: Chapter 01/anotherQtGUI/ui_mainwindow.h
===================================================================
--- Chapter 01/anotherQtGUI/ui_mainwindow.h (nonexistent)
+++ Chapter 01/anotherQtGUI/ui_mainwindow.h (revision 9)
@@ -0,0 +1,87 @@
+/********************************************************************************
+** Form generated from reading UI file 'mainwindow.ui'
+**
+** Created by: Qt User Interface Compiler version 4.8.6
+**
+** WARNING! All changes made in this file will be lost when recompiling UI file!
+********************************************************************************/
+
+#ifndef UI_MAINWINDOW_H
+#define UI_MAINWINDOW_H
+
+#include <QtCore/QVariant>
+#include <QtGui/QAction>
+#include <QtGui/QApplication>
+#include <QtGui/QButtonGroup>
+#include <QtGui/QHeaderView>
+#include <QtGui/QLabel>
+#include <QtGui/QMainWindow>
+#include <QtGui/QMenuBar>
+#include <QtGui/QPushButton>
+#include <QtGui/QStatusBar>
+#include <QtGui/QToolBar>
+#include <QtGui/QWidget>
+
+QT_BEGIN_NAMESPACE
+
+class Ui_MainWindow
+{
+public:
+ QWidget *centralWidget;
+ QPushButton *pushButton;
+ QPushButton *pushButton_2;
+ QLabel *label;
+ QMenuBar *menuBar;
+ QToolBar *mainToolBar;
+ QStatusBar *statusBar;
+
+ void setupUi(QMainWindow *MainWindow)
+ {
+ if (MainWindow->objectName().isEmpty())
+ MainWindow->setObjectName(QString::fromUtf8("MainWindow"));
+ MainWindow->resize(572, 326);
+ centralWidget = new QWidget(MainWindow);
+ centralWidget->setObjectName(QString::fromUtf8("centralWidget"));
+ pushButton = new QPushButton(centralWidget);
+ pushButton->setObjectName(QString::fromUtf8("pushButton"));
+ pushButton->setGeometry(QRect(10, 10, 111, 51));
+ pushButton_2 = new QPushButton(centralWidget);
+ pushButton_2->setObjectName(QString::fromUtf8("pushButton_2"));
+ pushButton_2->setGeometry(QRect(10, 70, 111, 51));
+ label = new QLabel(centralWidget);
+ label->setObjectName(QString::fromUtf8("label"));
+ label->setGeometry(QRect(160, 10, 391, 261));
+ MainWindow->setCentralWidget(centralWidget);
+ menuBar = new QMenuBar(MainWindow);
+ menuBar->setObjectName(QString::fromUtf8("menuBar"));
+ menuBar->setGeometry(QRect(0, 0, 572, 25));
+ MainWindow->setMenuBar(menuBar);
+ mainToolBar = new QToolBar(MainWindow);
+ mainToolBar->setObjectName(QString::fromUtf8("mainToolBar"));
+ MainWindow->addToolBar(Qt::TopToolBarArea, mainToolBar);
+ statusBar = new QStatusBar(MainWindow);
+ statusBar->setObjectName(QString::fromUtf8("statusBar"));
+ MainWindow->setStatusBar(statusBar);
+
+ retranslateUi(MainWindow);
+
+ QMetaObject::connectSlotsByName(MainWindow);
+ } // setupUi
+
+ void retranslateUi(QMainWindow *MainWindow)
+ {
+ MainWindow->setWindowTitle(QApplication::translate("MainWindow", "MainWindow", 0, QApplication::UnicodeUTF8));
+ pushButton->setText(QApplication::translate("MainWindow", "Open Image", 0, QApplication::UnicodeUTF8));
+ pushButton_2->setText(QApplication::translate("MainWindow", "Process", 0, QApplication::UnicodeUTF8));
+ label->setText(QApplication::translate("MainWindow", "Image", 0, QApplication::UnicodeUTF8));
+ } // retranslateUi
+
+};
+
+namespace Ui {
+ class MainWindow: public Ui_MainWindow {};
+} // namespace Ui
+
+QT_END_NAMESPACE
+
+#endif // UI_MAINWINDOW_H
/Chapter 01/anotherQtGUI/ui_mainwindow.h
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## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: Chapter 01/anotherQtGUI/mainwindow.h
===================================================================
--- Chapter 01/anotherQtGUI/mainwindow.h (nonexistent)
+++ Chapter 01/anotherQtGUI/mainwindow.h (revision 9)
@@ -0,0 +1,48 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 1 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include <QtGui/QMainWindow>
+#include <QFileDialog>
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+
+namespace Ui
+{
+ class MainWindow;
+}
+
+class MainWindow : public QMainWindow
+{
+ Q_OBJECT
+
+public:
+ MainWindow(QWidget *parent = 0);
+ ~MainWindow();
+
+private:
+ Ui::MainWindow *ui;
+ cv::Mat image; // the image variable
+
+private slots:
+ void on_pushButton_2_clicked();
+ void on_pushButton_clicked();
+};
+
+#endif // MAINWINDOW_H
/Chapter 01/anotherQtGUI/mainwindow.h
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+text/plain
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Index: Chapter 01/anotherQtGUI/.project
===================================================================
--- Chapter 01/anotherQtGUI/.project (nonexistent)
+++ Chapter 01/anotherQtGUI/.project (revision 9)
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+ <name>OpenCV2-Cookbook-Chapter-01-Qt2</name>
+ <comment></comment>
+ <projects>
+ </projects>
+ <buildSpec>
+ <buildCommand>
+ <name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
+ <triggers>clean,full,incremental,</triggers>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ <buildCommand>
+ <name>org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder</name>
+ <triggers>full,incremental,</triggers>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ </buildSpec>
+ <natures>
+ <nature>org.eclipse.cdt.core.cnature</nature>
+ <nature>org.eclipse.cdt.core.ccnature</nature>
+ <nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
+ <nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
+ </natures>
+</projectDescription>
/Chapter 01/anotherQtGUI/.project
Property changes:
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## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: Chapter 01/anotherQtGUI/main.cpp
===================================================================
--- Chapter 01/anotherQtGUI/main.cpp (nonexistent)
+++ Chapter 01/anotherQtGUI/main.cpp (revision 9)
@@ -0,0 +1,27 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 1 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <qt4/QtGui/QApplication>
+#include "mainwindow.h"
+
+int main(int argc, char *argv[])
+{
+ QApplication a(argc, argv);
+ MainWindow w;
+ w.show();
+ return a.exec();
+}
/Chapter 01/anotherQtGUI/main.cpp
Property changes:
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## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: Chapter 01/anotherQtGUI/.cproject
===================================================================
--- Chapter 01/anotherQtGUI/.cproject (nonexistent)
+++ Chapter 01/anotherQtGUI/.cproject (revision 9)
@@ -0,0 +1,123 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<?fileVersion 4.0.0?><cproject storage_type_id="org.eclipse.cdt.core.XmlProjectDescriptionStorage">
+ <storageModule moduleId="org.eclipse.cdt.core.settings">
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+ </storageModule>
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/Chapter 01/anotherQtGUI/.cproject
Property changes:
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: Chapter 01/anotherQtGUI/anotherQtGUI.pro
===================================================================
--- Chapter 01/anotherQtGUI/anotherQtGUI.pro (nonexistent)
+++ Chapter 01/anotherQtGUI/anotherQtGUI.pro (revision 9)
@@ -0,0 +1,25 @@
+#-------------------------------------------------
+#
+# Project created by QtCreator 2010-06-30T08:18:42
+#
+#-------------------------------------------------
+
+TARGET = anotherQtGUI
+TEMPLATE = app
+
+
+SOURCES += main.cpp\
+ mainwindow.cpp
+
+HEADERS += mainwindow.h
+
+FORMS += mainwindow.ui
+
+INCLUDEPATH += C:\OpenCV2.2\include\
+
+LIBS += -LC:\OpenCV2.2\lib \
+ -lopencv_core \
+ -lopencv_highgui \
+ -lopencv_imgproc \
+ -lopencv_features2d \
+ -lopencv_calib3d
Index: Chapter 01/anotherQtGUI/anotherQtGUI
===================================================================
Cannot display: file marked as a binary type.
svn:mime-type = application/octet-stream
/Chapter 01/anotherQtGUI/anotherQtGUI
Property changes:
Added: svn:executable
## -0,0 +1 ##
+*
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+application/octet-stream
\ No newline at end of property
Index: Chapter 01/anotherQtGUI/moc_mainwindow.cpp
===================================================================
--- Chapter 01/anotherQtGUI/moc_mainwindow.cpp (nonexistent)
+++ Chapter 01/anotherQtGUI/moc_mainwindow.cpp (revision 9)
@@ -0,0 +1,96 @@
+/****************************************************************************
+** Meta object code from reading C++ file 'mainwindow.h'
+**
+** Created by: The Qt Meta Object Compiler version 63 (Qt 4.8.6)
+**
+** WARNING! All changes made in this file will be lost!
+*****************************************************************************/
+
+#include "mainwindow.h"
+#if !defined(Q_MOC_OUTPUT_REVISION)
+#error "The header file 'mainwindow.h' doesn't include <QObject>."
+#elif Q_MOC_OUTPUT_REVISION != 63
+#error "This file was generated using the moc from 4.8.6. It"
+#error "cannot be used with the include files from this version of Qt."
+#error "(The moc has changed too much.)"
+#endif
+
+QT_BEGIN_MOC_NAMESPACE
+static const uint qt_meta_data_MainWindow[] = {
+
+ // content:
+ 6, // revision
+ 0, // classname
+ 0, 0, // classinfo
+ 2, 14, // methods
+ 0, 0, // properties
+ 0, 0, // enums/sets
+ 0, 0, // constructors
+ 0, // flags
+ 0, // signalCount
+
+ // slots: signature, parameters, type, tag, flags
+ 12, 11, 11, 11, 0x08,
+ 38, 11, 11, 11, 0x08,
+
+ 0 // eod
+};
+
+static const char qt_meta_stringdata_MainWindow[] = {
+ "MainWindow\0\0on_pushButton_2_clicked()\0"
+ "on_pushButton_clicked()\0"
+};
+
+void MainWindow::qt_static_metacall(QObject *_o, QMetaObject::Call _c, int _id, void **_a)
+{
+ if (_c == QMetaObject::InvokeMetaMethod) {
+ Q_ASSERT(staticMetaObject.cast(_o));
+ MainWindow *_t = static_cast<MainWindow *>(_o);
+ switch (_id) {
+ case 0: _t->on_pushButton_2_clicked(); break;
+ case 1: _t->on_pushButton_clicked(); break;
+ default: ;
+ }
+ }
+ Q_UNUSED(_a);
+}
+
+const QMetaObjectExtraData MainWindow::staticMetaObjectExtraData = {
+ 0, qt_static_metacall
+};
+
+const QMetaObject MainWindow::staticMetaObject = {
+ { &QMainWindow::staticMetaObject, qt_meta_stringdata_MainWindow,
+ qt_meta_data_MainWindow, &staticMetaObjectExtraData }
+};
+
+#ifdef Q_NO_DATA_RELOCATION
+const QMetaObject &MainWindow::getStaticMetaObject() { return staticMetaObject; }
+#endif //Q_NO_DATA_RELOCATION
+
+const QMetaObject *MainWindow::metaObject() const
+{
+ return QObject::d_ptr->metaObject ? QObject::d_ptr->metaObject : &staticMetaObject;
+}
+
+void *MainWindow::qt_metacast(const char *_clname)
+{
+ if (!_clname) return 0;
+ if (!strcmp(_clname, qt_meta_stringdata_MainWindow))
+ return static_cast<void*>(const_cast< MainWindow*>(this));
+ return QMainWindow::qt_metacast(_clname);
+}
+
+int MainWindow::qt_metacall(QMetaObject::Call _c, int _id, void **_a)
+{
+ _id = QMainWindow::qt_metacall(_c, _id, _a);
+ if (_id < 0)
+ return _id;
+ if (_c == QMetaObject::InvokeMetaMethod) {
+ if (_id < 2)
+ qt_static_metacall(this, _c, _id, _a);
+ _id -= 2;
+ }
+ return _id;
+}
+QT_END_MOC_NAMESPACE
/Chapter 01/anotherQtGUI/moc_mainwindow.cpp
Property changes:
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: Chapter 01/anotherQtGUI/Makefile
===================================================================
--- Chapter 01/anotherQtGUI/Makefile (nonexistent)
+++ Chapter 01/anotherQtGUI/Makefile (revision 9)
@@ -0,0 +1,235 @@
+#############################################################################
+# Makefile for building: anotherQtGUI
+# Generated by qmake (2.01a) (Qt 4.8.6) on: Sa. Jan 25 06:37:10 2014
+# Project: anotherQtGUI.pro
+# Template: app
+# Command: /usr/lib/i386-linux-gnu/qt4/bin/qmake -o Makefile anotherQtGUI.pro
+#############################################################################
+
+####### Compiler, tools and options
+
+CC = gcc
+CXX = g++
+DEFINES = -DQT_WEBKIT -DQT_NO_DEBUG -DQT_GUI_LIB -DQT_CORE_LIB -DQT_SHARED
+CFLAGS = -pipe -O2 -Wall -W -D_REENTRANT $(DEFINES)
+CXXFLAGS = -pipe -O2 -Wall -W -D_REENTRANT $(DEFINES)
+INCPATH = -I/usr/share/qt4/mkspecs/linux-g++ -I. -I/usr/include/qt4/QtCore -I/usr/include/qt4/QtGui -I/usr/include/qt4 -IC:\OpenCV2.2\include -I. -I.
+LINK = g++
+LFLAGS = -Wl,-O1
+LIBS = $(SUBLIBS) -L/usr/lib/i386-linux-gnu -LC:\OpenCV2.2\lib -lopencv_core -lopencv_highgui -lopencv_imgproc -lopencv_features2d -lopencv_calib3d -lQtGui -lQtCore -lpthread
+AR = ar cqs
+RANLIB =
+QMAKE = /usr/lib/i386-linux-gnu/qt4/bin/qmake
+TAR = tar -cf
+COMPRESS = gzip -9f
+COPY = cp -f
+SED = sed
+COPY_FILE = $(COPY)
+COPY_DIR = $(COPY) -r
+STRIP = strip
+INSTALL_FILE = install -m 644 -p
+INSTALL_DIR = $(COPY_DIR)
+INSTALL_PROGRAM = install -m 755 -p
+DEL_FILE = rm -f
+SYMLINK = ln -f -s
+DEL_DIR = rmdir
+MOVE = mv -f
+CHK_DIR_EXISTS= test -d
+MKDIR = mkdir -p
+
+####### Output directory
+
+OBJECTS_DIR = ./
+
+####### Files
+
+SOURCES = main.cpp \
+ mainwindow.cpp moc_mainwindow.cpp
+OBJECTS = main.o \
+ mainwindow.o \
+ moc_mainwindow.o
+DIST = /usr/share/qt4/mkspecs/common/unix.conf \
+ /usr/share/qt4/mkspecs/common/linux.conf \
+ /usr/share/qt4/mkspecs/common/gcc-base.conf \
+ /usr/share/qt4/mkspecs/common/gcc-base-unix.conf \
+ /usr/share/qt4/mkspecs/common/g++-base.conf \
+ /usr/share/qt4/mkspecs/common/g++-unix.conf \
+ /usr/share/qt4/mkspecs/qconfig.pri \
+ /usr/share/qt4/mkspecs/modules/qt_webkit_version.pri \
+ /usr/share/qt4/mkspecs/features/qt_functions.prf \
+ /usr/share/qt4/mkspecs/features/qt_config.prf \
+ /usr/share/qt4/mkspecs/features/exclusive_builds.prf \
+ /usr/share/qt4/mkspecs/features/default_pre.prf \
+ /usr/share/qt4/mkspecs/features/release.prf \
+ /usr/share/qt4/mkspecs/features/default_post.prf \
+ /usr/share/qt4/mkspecs/features/shared.prf \
+ /usr/share/qt4/mkspecs/features/unix/gdb_dwarf_index.prf \
+ /usr/share/qt4/mkspecs/features/warn_on.prf \
+ /usr/share/qt4/mkspecs/features/qt.prf \
+ /usr/share/qt4/mkspecs/features/unix/thread.prf \
+ /usr/share/qt4/mkspecs/features/moc.prf \
+ /usr/share/qt4/mkspecs/features/resources.prf \
+ /usr/share/qt4/mkspecs/features/uic.prf \
+ /usr/share/qt4/mkspecs/features/yacc.prf \
+ /usr/share/qt4/mkspecs/features/lex.prf \
+ /usr/share/qt4/mkspecs/features/include_source_dir.prf \
+ anotherQtGUI.pro
+QMAKE_TARGET = anotherQtGUI
+DESTDIR =
+TARGET = anotherQtGUI
+
+first: all
+####### Implicit rules
+
+.SUFFIXES: .o .c .cpp .cc .cxx .C
+
+.cpp.o:
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"
+
+.cc.o:
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"
+
+.cxx.o:
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"
+
+.C.o:
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"
+
+.c.o:
+ $(CC) -c $(CFLAGS) $(INCPATH) -o "$@" "$<"
+
+####### Build rules
+
+all: Makefile $(TARGET)
+
+$(TARGET): ui_mainwindow.h $(OBJECTS)
+ $(LINK) $(LFLAGS) -o $(TARGET) $(OBJECTS) $(OBJCOMP) $(LIBS)
+
+Makefile: anotherQtGUI.pro /usr/share/qt4/mkspecs/linux-g++/qmake.conf /usr/share/qt4/mkspecs/common/unix.conf \
+ /usr/share/qt4/mkspecs/common/linux.conf \
+ /usr/share/qt4/mkspecs/common/gcc-base.conf \
+ /usr/share/qt4/mkspecs/common/gcc-base-unix.conf \
+ /usr/share/qt4/mkspecs/common/g++-base.conf \
+ /usr/share/qt4/mkspecs/common/g++-unix.conf \
+ /usr/share/qt4/mkspecs/qconfig.pri \
+ /usr/share/qt4/mkspecs/modules/qt_webkit_version.pri \
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+ /usr/share/qt4/mkspecs/features/release.prf \
+ /usr/share/qt4/mkspecs/features/default_post.prf \
+ /usr/share/qt4/mkspecs/features/shared.prf \
+ /usr/share/qt4/mkspecs/features/unix/gdb_dwarf_index.prf \
+ /usr/share/qt4/mkspecs/features/warn_on.prf \
+ /usr/share/qt4/mkspecs/features/qt.prf \
+ /usr/share/qt4/mkspecs/features/unix/thread.prf \
+ /usr/share/qt4/mkspecs/features/moc.prf \
+ /usr/share/qt4/mkspecs/features/resources.prf \
+ /usr/share/qt4/mkspecs/features/uic.prf \
+ /usr/share/qt4/mkspecs/features/yacc.prf \
+ /usr/share/qt4/mkspecs/features/lex.prf \
+ /usr/share/qt4/mkspecs/features/include_source_dir.prf \
+ /usr/lib/i386-linux-gnu/libQtGui.prl \
+ /usr/lib/i386-linux-gnu/libQtCore.prl
+ $(QMAKE) -o Makefile anotherQtGUI.pro
+/usr/share/qt4/mkspecs/common/unix.conf:
+/usr/share/qt4/mkspecs/common/linux.conf:
+/usr/share/qt4/mkspecs/common/gcc-base.conf:
+/usr/share/qt4/mkspecs/common/gcc-base-unix.conf:
+/usr/share/qt4/mkspecs/common/g++-base.conf:
+/usr/share/qt4/mkspecs/common/g++-unix.conf:
+/usr/share/qt4/mkspecs/qconfig.pri:
+/usr/share/qt4/mkspecs/modules/qt_webkit_version.pri:
+/usr/share/qt4/mkspecs/features/qt_functions.prf:
+/usr/share/qt4/mkspecs/features/qt_config.prf:
+/usr/share/qt4/mkspecs/features/exclusive_builds.prf:
+/usr/share/qt4/mkspecs/features/default_pre.prf:
+/usr/share/qt4/mkspecs/features/release.prf:
+/usr/share/qt4/mkspecs/features/default_post.prf:
+/usr/share/qt4/mkspecs/features/shared.prf:
+/usr/share/qt4/mkspecs/features/unix/gdb_dwarf_index.prf:
+/usr/share/qt4/mkspecs/features/warn_on.prf:
+/usr/share/qt4/mkspecs/features/qt.prf:
+/usr/share/qt4/mkspecs/features/unix/thread.prf:
+/usr/share/qt4/mkspecs/features/moc.prf:
+/usr/share/qt4/mkspecs/features/resources.prf:
+/usr/share/qt4/mkspecs/features/uic.prf:
+/usr/share/qt4/mkspecs/features/yacc.prf:
+/usr/share/qt4/mkspecs/features/lex.prf:
+/usr/share/qt4/mkspecs/features/include_source_dir.prf:
+/usr/lib/i386-linux-gnu/libQtGui.prl:
+/usr/lib/i386-linux-gnu/libQtCore.prl:
+qmake: FORCE
+ @$(QMAKE) -o Makefile anotherQtGUI.pro
+
+dist:
+ @$(CHK_DIR_EXISTS) .tmp/anotherQtGUI1.0.0 || $(MKDIR) .tmp/anotherQtGUI1.0.0
+ $(COPY_FILE) --parents $(SOURCES) $(DIST) .tmp/anotherQtGUI1.0.0/ && $(COPY_FILE) --parents mainwindow.h .tmp/anotherQtGUI1.0.0/ && $(COPY_FILE) --parents main.cpp mainwindow.cpp .tmp/anotherQtGUI1.0.0/ && $(COPY_FILE) --parents mainwindow.ui .tmp/anotherQtGUI1.0.0/ && (cd `dirname .tmp/anotherQtGUI1.0.0` && $(TAR) anotherQtGUI1.0.0.tar anotherQtGUI1.0.0 && $(COMPRESS) anotherQtGUI1.0.0.tar) && $(MOVE) `dirname .tmp/anotherQtGUI1.0.0`/anotherQtGUI1.0.0.tar.gz . && $(DEL_FILE) -r .tmp/anotherQtGUI1.0.0
+
+
+clean:compiler_clean
+ -$(DEL_FILE) $(OBJECTS)
+ -$(DEL_FILE) *~ core *.core
+
+
+####### Sub-libraries
+
+distclean: clean
+ -$(DEL_FILE) $(TARGET)
+ -$(DEL_FILE) Makefile
+
+
+check: first
+
+mocclean: compiler_moc_header_clean compiler_moc_source_clean
+
+mocables: compiler_moc_header_make_all compiler_moc_source_make_all
+
+compiler_moc_header_make_all: moc_mainwindow.cpp
+compiler_moc_header_clean:
+ -$(DEL_FILE) moc_mainwindow.cpp
+moc_mainwindow.cpp: mainwindow.h
+ /usr/lib/i386-linux-gnu/qt4/bin/moc $(DEFINES) $(INCPATH) mainwindow.h -o moc_mainwindow.cpp
+
+compiler_rcc_make_all:
+compiler_rcc_clean:
+compiler_image_collection_make_all: qmake_image_collection.cpp
+compiler_image_collection_clean:
+ -$(DEL_FILE) qmake_image_collection.cpp
+compiler_moc_source_make_all:
+compiler_moc_source_clean:
+compiler_uic_make_all: ui_mainwindow.h
+compiler_uic_clean:
+ -$(DEL_FILE) ui_mainwindow.h
+ui_mainwindow.h: mainwindow.ui
+ /usr/lib/i386-linux-gnu/qt4/bin/uic mainwindow.ui -o ui_mainwindow.h
+
+compiler_yacc_decl_make_all:
+compiler_yacc_decl_clean:
+compiler_yacc_impl_make_all:
+compiler_yacc_impl_clean:
+compiler_lex_make_all:
+compiler_lex_clean:
+compiler_clean: compiler_moc_header_clean compiler_uic_clean
+
+####### Compile
+
+main.o: main.cpp mainwindow.h
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -o main.o main.cpp
+
+mainwindow.o: mainwindow.cpp mainwindow.h \
+ ui_mainwindow.h
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -o mainwindow.o mainwindow.cpp
+
+moc_mainwindow.o: moc_mainwindow.cpp
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -o moc_mainwindow.o moc_mainwindow.cpp
+
+####### Install
+
+install: FORCE
+
+uninstall: FORCE
+
+FORCE:
+
Index: Chapter 01/anotherQtGUI/Makefile.Debug
===================================================================
--- Chapter 01/anotherQtGUI/Makefile.Debug (nonexistent)
+++ Chapter 01/anotherQtGUI/Makefile.Debug (revision 9)
@@ -0,0 +1,176 @@
+#############################################################################
+# Makefile for building: anotherQtGUI
+# Generated by qmake (2.01a) (Qt 4.6.3) on: Thu Aug 5 11:10:44 2010
+# Project: anotherQtGUI.pro
+# Template: app
+#############################################################################
+
+####### Compiler, tools and options
+
+CC = cl
+CXX = cl
+DEFINES = -DUNICODE -DWIN32 -DQT_LARGEFILE_SUPPORT -DQT_DLL -DQT_GUI_LIB -DQT_CORE_LIB -DQT_THREAD_SUPPORT
+CFLAGS = -nologo -Zm200 -Zc:wchar_t- -Zi -MDd -W3 $(DEFINES)
+CXXFLAGS = -nologo -Zm200 -Zc:wchar_t- -Zi -MDd -GR -EHsc -W3 -w34100 -w34189 $(DEFINES)
+INCPATH = -I"..\..\Qt\4.6.3\include\QtCore" -I"..\..\Qt\4.6.3\include\QtGui" -I"..\..\Qt\4.6.3\include" -I"..\..\OpenCV2.1\include\opencv" -I"..\..\Qt\4.6.3\include\ActiveQt" -I"debug" -I"." -I"..\..\Qt\4.6.3\mkspecs\win32-msvc2008"
+LINK = link
+LFLAGS = /LIBPATH:"c:\Qt\4.6.3\lib" /NOLOGO /DEBUG /MANIFEST /MANIFESTFILE:"debug\anotherQtGUI.intermediate.manifest" /SUBSYSTEM:WINDOWS "/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='*' processorArchitecture='*'"
+LIBS = c:\Qt\4.6.3\lib\qtmaind.lib /LIBPATH:C:\OpenCV2.1\lib C:\OpenCV2.1\lib\cv210.lib C:\OpenCV2.1\lib\cxcore210.lib C:\OpenCV2.1\lib\highgui210.lib c:\Qt\4.6.3\lib\QtGuid4.lib c:\Qt\4.6.3\lib\QtCored4.lib
+QMAKE = c:\Qt\4.6.3\bin\qmake.exe
+IDC = c:\Qt\4.6.3\bin\idc.exe
+IDL = midl
+ZIP = zip -r -9
+DEF_FILE =
+RES_FILE =
+COPY = copy /y
+COPY_FILE = $(COPY)
+COPY_DIR = xcopy /s /q /y /i
+DEL_FILE = del
+DEL_DIR = rmdir
+MOVE = move
+CHK_DIR_EXISTS= if not exist
+MKDIR = mkdir
+INSTALL_FILE = $(COPY_FILE)
+INSTALL_PROGRAM = $(COPY_FILE)
+INSTALL_DIR = $(COPY_DIR)
+
+####### Output directory
+
+OBJECTS_DIR = debug
+
+####### Files
+
+SOURCES = main.cpp \
+ mainwindow.cpp debug\moc_mainwindow.cpp
+OBJECTS = debug\main.obj \
+ debug\mainwindow.obj \
+ debug\moc_mainwindow.obj
+DIST =
+QMAKE_TARGET = anotherQtGUI
+DESTDIR = debug\ #avoid trailing-slash linebreak
+TARGET = anotherQtGUI.exe
+DESTDIR_TARGET = debug\anotherQtGUI.exe
+
+####### Implicit rules
+
+.SUFFIXES: .c .cpp .cc .cxx
+
+{.}.cpp{debug\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Fodebug\ @<<
+ $<
+<<
+
+{.}.cc{debug\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Fodebug\ @<<
+ $<
+<<
+
+{.}.cxx{debug\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Fodebug\ @<<
+ $<
+<<
+
+{.}.c{debug\}.obj::
+ $(CC) -c $(CFLAGS) $(INCPATH) -Fodebug\ @<<
+ $<
+<<
+
+{debug}.cpp{debug\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Fodebug\ @<<
+ $<
+<<
+
+{debug}.cc{debug\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Fodebug\ @<<
+ $<
+<<
+
+{debug}.cxx{debug\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Fodebug\ @<<
+ $<
+<<
+
+{debug}.c{debug\}.obj::
+ $(CC) -c $(CFLAGS) $(INCPATH) -Fodebug\ @<<
+ $<
+<<
+
+####### Build rules
+
+first: all
+all: Makefile.Debug $(DESTDIR_TARGET)
+
+$(DESTDIR_TARGET): ui_mainwindow.h $(OBJECTS)
+ $(LINK) $(LFLAGS) /OUT:$(DESTDIR_TARGET) @<<
+ $(OBJECTS) $(LIBS)
+<<
+ mt.exe -nologo -manifest "debug\anotherQtGUI.intermediate.manifest" -outputresource:$(DESTDIR_TARGET);1
+
+
+
+qmake: FORCE
+ @$(QMAKE) -spec ..\..\Qt\4.6.3\mkspecs\win32-msvc2008 -win32 CONFIG+=release -o Makefile.Debug anotherQtGUI.pro
+
+dist:
+ $(ZIP) anotherQtGUI.zip $(SOURCES) $(DIST) anotherQtGUI.pro ..\..\Qt\4.6.3\mkspecs\qconfig.pri ..\..\Qt\4.6.3\mkspecs\features\qt_functions.prf ..\..\Qt\4.6.3\mkspecs\features\qt_config.prf ..\..\Qt\4.6.3\mkspecs\features\exclusive_builds.prf ..\..\Qt\4.6.3\mkspecs\features\default_pre.prf ..\..\Qt\4.6.3\mkspecs\features\win32\default_pre.prf ..\..\Qt\4.6.3\mkspecs\features\debug.prf ..\..\Qt\4.6.3\mkspecs\features\debug_and_release.prf ..\..\Qt\4.6.3\mkspecs\features\default_post.prf ..\..\Qt\4.6.3\mkspecs\features\win32\default_post.prf ..\..\Qt\4.6.3\mkspecs\features\build_pass.prf ..\..\Qt\4.6.3\mkspecs\features\win32\rtti.prf ..\..\Qt\4.6.3\mkspecs\features\win32\exceptions.prf ..\..\Qt\4.6.3\mkspecs\features\win32\stl.prf ..\..\Qt\4.6.3\mkspecs\features\shared.prf ..\..\Qt\4.6.3\mkspecs\features\win32\embed_manifest_exe.prf ..\..\Qt\4.6.3\mkspecs\features\win32\embed_manifest_dll.prf ..\..\Qt\4.6.3\mkspecs\features\warn_on.prf ..\..\Qt\4.6.3\mkspecs\features\qt.prf ..\..\Qt\4.6.3\mkspecs\features\win32\thread.prf ..\..\Qt\4.6.3\mkspecs\features\moc.prf ..\..\Qt\4.6.3\mkspecs\features\win32\windows.prf ..\..\Qt\4.6.3\mkspecs\features\resources.prf ..\..\Qt\4.6.3\mkspecs\features\uic.prf ..\..\Qt\4.6.3\mkspecs\features\yacc.prf ..\..\Qt\4.6.3\mkspecs\features\lex.prf ..\..\Qt\4.6.3\mkspecs\features\incredibuild_xge.prf ..\..\Qt\4.6.3\mkspecs\features\include_source_dir.prf c:\Qt\4.6.3\lib\qtmaind.prl HEADERS RESOURCES IMAGES SOURCES OBJECTIVE_SOURCES FORMS YACCSOURCES YACCSOURCES LEXSOURCES
+
+clean: compiler_clean
+ -$(DEL_FILE) debug\main.obj debug\mainwindow.obj debug\moc_mainwindow.obj
+ -$(DEL_FILE) debug\anotherQtGUI.intermediate.manifest debug\anotherQtGUI.exp debug\anotherQtGUI.pdb debug\anotherQtGUI.ilk vc*.pdb vc*.idb
+
+distclean: clean
+ -$(DEL_FILE) $(DESTDIR_TARGET)
+ -$(DEL_FILE) Makefile.Debug
+
+check: first
+
+mocclean: compiler_moc_header_clean compiler_moc_source_clean
+
+mocables: compiler_moc_header_make_all compiler_moc_source_make_all
+
+compiler_moc_header_make_all: debug\moc_mainwindow.cpp
+compiler_moc_header_clean:
+ -$(DEL_FILE) debug\moc_mainwindow.cpp
+debug\moc_mainwindow.cpp: mainwindow.h
+ C:\Qt\4.6.3\bin\moc.exe $(DEFINES) $(INCPATH) -D_MSC_VER=1500 -DWIN32 mainwindow.h -o debug\moc_mainwindow.cpp
+
+compiler_rcc_make_all:
+compiler_rcc_clean:
+compiler_image_collection_make_all: qmake_image_collection.cpp
+compiler_image_collection_clean:
+ -$(DEL_FILE) qmake_image_collection.cpp
+compiler_moc_source_make_all:
+compiler_moc_source_clean:
+compiler_uic_make_all: ui_mainwindow.h
+compiler_uic_clean:
+ -$(DEL_FILE) ui_mainwindow.h
+ui_mainwindow.h: mainwindow.ui
+ c:\Qt\4.6.3\bin\uic.exe mainwindow.ui -o ui_mainwindow.h
+
+compiler_yacc_decl_make_all:
+compiler_yacc_decl_clean:
+compiler_yacc_impl_make_all:
+compiler_yacc_impl_clean:
+compiler_lex_make_all:
+compiler_lex_clean:
+compiler_clean: compiler_moc_header_clean compiler_uic_clean
+
+
+
+####### Compile
+
+debug\main.obj: main.cpp mainwindow.h
+
+debug\mainwindow.obj: mainwindow.cpp mainwindow.h \
+ ui_mainwindow.h
+
+debug\moc_mainwindow.obj: debug\moc_mainwindow.cpp
+
+####### Install
+
+install: FORCE
+
+uninstall: FORCE
+
+FORCE:
+
Index: Chapter 01/anotherQtGUI/mainwindow.ui
===================================================================
--- Chapter 01/anotherQtGUI/mainwindow.ui (nonexistent)
+++ Chapter 01/anotherQtGUI/mainwindow.ui (revision 9)
@@ -0,0 +1,80 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MainWindow</class>
+ <widget class="QMainWindow" name="MainWindow">
+ <property name="geometry">
+ <rect>
+ <x>0</x>
+ <y>0</y>
+ <width>572</width>
+ <height>326</height>
+ </rect>
+ </property>
+ <property name="windowTitle">
+ <string>MainWindow</string>
+ </property>
+ <widget class="QWidget" name="centralWidget">
+ <widget class="QPushButton" name="pushButton">
+ <property name="geometry">
+ <rect>
+ <x>10</x>
+ <y>10</y>
+ <width>111</width>
+ <height>51</height>
+ </rect>
+ </property>
+ <property name="text">
+ <string>Open Image</string>
+ </property>
+ </widget>
+ <widget class="QPushButton" name="pushButton_2">
+ <property name="geometry">
+ <rect>
+ <x>10</x>
+ <y>70</y>
+ <width>111</width>
+ <height>51</height>
+ </rect>
+ </property>
+ <property name="text">
+ <string>Process</string>
+ </property>
+ </widget>
+ <widget class="QLabel" name="label">
+ <property name="geometry">
+ <rect>
+ <x>160</x>
+ <y>10</y>
+ <width>391</width>
+ <height>261</height>
+ </rect>
+ </property>
+ <property name="text">
+ <string>Image</string>
+ </property>
+ </widget>
+ </widget>
+ <widget class="QMenuBar" name="menuBar">
+ <property name="geometry">
+ <rect>
+ <x>0</x>
+ <y>0</y>
+ <width>572</width>
+ <height>25</height>
+ </rect>
+ </property>
+ </widget>
+ <widget class="QToolBar" name="mainToolBar">
+ <attribute name="toolBarArea">
+ <enum>TopToolBarArea</enum>
+ </attribute>
+ <attribute name="toolBarBreak">
+ <bool>false</bool>
+ </attribute>
+ </widget>
+ <widget class="QStatusBar" name="statusBar"/>
+ </widget>
+ <layoutdefault spacing="6" margin="11"/>
+ <resources/>
+ <connections/>
+</ui>
Index: Chapter 01/anotherQtGUI/Makefile.Release
===================================================================
--- Chapter 01/anotherQtGUI/Makefile.Release (nonexistent)
+++ Chapter 01/anotherQtGUI/Makefile.Release (revision 9)
@@ -0,0 +1,176 @@
+#############################################################################
+# Makefile for building: anotherQtGUI
+# Generated by qmake (2.01a) (Qt 4.6.3) on: Thu Aug 5 11:10:44 2010
+# Project: anotherQtGUI.pro
+# Template: app
+#############################################################################
+
+####### Compiler, tools and options
+
+CC = cl
+CXX = cl
+DEFINES = -DUNICODE -DWIN32 -DQT_LARGEFILE_SUPPORT -DQT_DLL -DQT_NO_DEBUG -DQT_GUI_LIB -DQT_CORE_LIB -DQT_THREAD_SUPPORT
+CFLAGS = -nologo -Zm200 -Zc:wchar_t- -O2 -MD -W3 $(DEFINES)
+CXXFLAGS = -nologo -Zm200 -Zc:wchar_t- -O2 -MD -GR -EHsc -W3 -w34100 -w34189 $(DEFINES)
+INCPATH = -I"..\..\Qt\4.6.3\include\QtCore" -I"..\..\Qt\4.6.3\include\QtGui" -I"..\..\Qt\4.6.3\include" -I"..\..\OpenCV2.1\include\opencv" -I"..\..\Qt\4.6.3\include\ActiveQt" -I"release" -I"." -I"..\..\Qt\4.6.3\mkspecs\win32-msvc2008"
+LINK = link
+LFLAGS = /LIBPATH:"c:\Qt\4.6.3\lib" /NOLOGO /INCREMENTAL:NO /MANIFEST /MANIFESTFILE:"release\anotherQtGUI.intermediate.manifest" /SUBSYSTEM:WINDOWS "/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='*' processorArchitecture='*'"
+LIBS = c:\Qt\4.6.3\lib\qtmain.lib /LIBPATH:C:\OpenCV2.1\lib C:\OpenCV2.1\lib\cv210.lib C:\OpenCV2.1\lib\cxcore210.lib C:\OpenCV2.1\lib\highgui210.lib c:\Qt\4.6.3\lib\QtGui4.lib c:\Qt\4.6.3\lib\QtCore4.lib
+QMAKE = c:\Qt\4.6.3\bin\qmake.exe
+IDC = c:\Qt\4.6.3\bin\idc.exe
+IDL = midl
+ZIP = zip -r -9
+DEF_FILE =
+RES_FILE =
+COPY = copy /y
+COPY_FILE = $(COPY)
+COPY_DIR = xcopy /s /q /y /i
+DEL_FILE = del
+DEL_DIR = rmdir
+MOVE = move
+CHK_DIR_EXISTS= if not exist
+MKDIR = mkdir
+INSTALL_FILE = $(COPY_FILE)
+INSTALL_PROGRAM = $(COPY_FILE)
+INSTALL_DIR = $(COPY_DIR)
+
+####### Output directory
+
+OBJECTS_DIR = release
+
+####### Files
+
+SOURCES = main.cpp \
+ mainwindow.cpp release\moc_mainwindow.cpp
+OBJECTS = release\main.obj \
+ release\mainwindow.obj \
+ release\moc_mainwindow.obj
+DIST =
+QMAKE_TARGET = anotherQtGUI
+DESTDIR = release\ #avoid trailing-slash linebreak
+TARGET = anotherQtGUI.exe
+DESTDIR_TARGET = release\anotherQtGUI.exe
+
+####### Implicit rules
+
+.SUFFIXES: .c .cpp .cc .cxx
+
+{release}.cpp{release\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Forelease\ @<<
+ $<
+<<
+
+{release}.cc{release\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Forelease\ @<<
+ $<
+<<
+
+{release}.cxx{release\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Forelease\ @<<
+ $<
+<<
+
+{release}.c{release\}.obj::
+ $(CC) -c $(CFLAGS) $(INCPATH) -Forelease\ @<<
+ $<
+<<
+
+{.}.cpp{release\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Forelease\ @<<
+ $<
+<<
+
+{.}.cc{release\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Forelease\ @<<
+ $<
+<<
+
+{.}.cxx{release\}.obj::
+ $(CXX) -c $(CXXFLAGS) $(INCPATH) -Forelease\ @<<
+ $<
+<<
+
+{.}.c{release\}.obj::
+ $(CC) -c $(CFLAGS) $(INCPATH) -Forelease\ @<<
+ $<
+<<
+
+####### Build rules
+
+first: all
+all: Makefile.Release $(DESTDIR_TARGET)
+
+$(DESTDIR_TARGET): ui_mainwindow.h $(OBJECTS)
+ $(LINK) $(LFLAGS) /OUT:$(DESTDIR_TARGET) @<<
+ $(OBJECTS) $(LIBS)
+<<
+ mt.exe -nologo -manifest "release\anotherQtGUI.intermediate.manifest" -outputresource:$(DESTDIR_TARGET);1
+
+
+
+qmake: FORCE
+ @$(QMAKE) -spec ..\..\Qt\4.6.3\mkspecs\win32-msvc2008 -win32 CONFIG+=release -o Makefile.Release anotherQtGUI.pro
+
+dist:
+ $(ZIP) anotherQtGUI.zip $(SOURCES) $(DIST) anotherQtGUI.pro ..\..\Qt\4.6.3\mkspecs\qconfig.pri ..\..\Qt\4.6.3\mkspecs\features\qt_functions.prf ..\..\Qt\4.6.3\mkspecs\features\qt_config.prf ..\..\Qt\4.6.3\mkspecs\features\exclusive_builds.prf ..\..\Qt\4.6.3\mkspecs\features\default_pre.prf ..\..\Qt\4.6.3\mkspecs\features\win32\default_pre.prf ..\..\Qt\4.6.3\mkspecs\features\release.prf ..\..\Qt\4.6.3\mkspecs\features\debug_and_release.prf ..\..\Qt\4.6.3\mkspecs\features\default_post.prf ..\..\Qt\4.6.3\mkspecs\features\win32\default_post.prf ..\..\Qt\4.6.3\mkspecs\features\build_pass.prf ..\..\Qt\4.6.3\mkspecs\features\win32\rtti.prf ..\..\Qt\4.6.3\mkspecs\features\win32\exceptions.prf ..\..\Qt\4.6.3\mkspecs\features\win32\stl.prf ..\..\Qt\4.6.3\mkspecs\features\shared.prf ..\..\Qt\4.6.3\mkspecs\features\win32\embed_manifest_exe.prf ..\..\Qt\4.6.3\mkspecs\features\win32\embed_manifest_dll.prf ..\..\Qt\4.6.3\mkspecs\features\warn_on.prf ..\..\Qt\4.6.3\mkspecs\features\qt.prf ..\..\Qt\4.6.3\mkspecs\features\win32\thread.prf ..\..\Qt\4.6.3\mkspecs\features\moc.prf ..\..\Qt\4.6.3\mkspecs\features\win32\windows.prf ..\..\Qt\4.6.3\mkspecs\features\resources.prf ..\..\Qt\4.6.3\mkspecs\features\uic.prf ..\..\Qt\4.6.3\mkspecs\features\yacc.prf ..\..\Qt\4.6.3\mkspecs\features\lex.prf ..\..\Qt\4.6.3\mkspecs\features\incredibuild_xge.prf ..\..\Qt\4.6.3\mkspecs\features\include_source_dir.prf c:\Qt\4.6.3\lib\qtmain.prl HEADERS RESOURCES IMAGES SOURCES OBJECTIVE_SOURCES FORMS YACCSOURCES YACCSOURCES LEXSOURCES
+
+clean: compiler_clean
+ -$(DEL_FILE) release\main.obj release\mainwindow.obj release\moc_mainwindow.obj
+ -$(DEL_FILE) release\anotherQtGUI.intermediate.manifest release\anotherQtGUI.exp
+
+distclean: clean
+ -$(DEL_FILE) $(DESTDIR_TARGET)
+ -$(DEL_FILE) Makefile.Release
+
+check: first
+
+mocclean: compiler_moc_header_clean compiler_moc_source_clean
+
+mocables: compiler_moc_header_make_all compiler_moc_source_make_all
+
+compiler_moc_header_make_all: release\moc_mainwindow.cpp
+compiler_moc_header_clean:
+ -$(DEL_FILE) release\moc_mainwindow.cpp
+release\moc_mainwindow.cpp: mainwindow.h
+ C:\Qt\4.6.3\bin\moc.exe $(DEFINES) $(INCPATH) -D_MSC_VER=1500 -DWIN32 mainwindow.h -o release\moc_mainwindow.cpp
+
+compiler_rcc_make_all:
+compiler_rcc_clean:
+compiler_image_collection_make_all: qmake_image_collection.cpp
+compiler_image_collection_clean:
+ -$(DEL_FILE) qmake_image_collection.cpp
+compiler_moc_source_make_all:
+compiler_moc_source_clean:
+compiler_uic_make_all: ui_mainwindow.h
+compiler_uic_clean:
+ -$(DEL_FILE) ui_mainwindow.h
+ui_mainwindow.h: mainwindow.ui
+ c:\Qt\4.6.3\bin\uic.exe mainwindow.ui -o ui_mainwindow.h
+
+compiler_yacc_decl_make_all:
+compiler_yacc_decl_clean:
+compiler_yacc_impl_make_all:
+compiler_yacc_impl_clean:
+compiler_lex_make_all:
+compiler_lex_clean:
+compiler_clean: compiler_moc_header_clean compiler_uic_clean
+
+
+
+####### Compile
+
+release\main.obj: main.cpp mainwindow.h
+
+release\mainwindow.obj: mainwindow.cpp mainwindow.h \
+ ui_mainwindow.h
+
+release\moc_mainwindow.obj: release\moc_mainwindow.cpp
+
+####### Install
+
+install: FORCE
+
+uninstall: FORCE
+
+FORCE:
+
Index: Chapter 01/anotherQtGUI/mainwindow.cpp
===================================================================
--- Chapter 01/anotherQtGUI/mainwindow.cpp (nonexistent)
+++ Chapter 01/anotherQtGUI/mainwindow.cpp (revision 9)
@@ -0,0 +1,55 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 1 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+#include "mainwindow.h"
+#include "ui_mainwindow.h"
+
+MainWindow::MainWindow(QWidget *parent)
+ : QMainWindow(parent), ui(new Ui::MainWindow)
+{
+ ui->setupUi(this);
+ ui->pushButton_2->setEnabled(false);
+}
+
+MainWindow::~MainWindow()
+{
+ delete ui;
+}
+
+void MainWindow::on_pushButton_clicked()
+{
+ QString fileName = QFileDialog::getOpenFileName(this,
+ tr("Open Image"), ".", tr("Image Files (*.png *.jpg *.bmp)"));
+
+ image= cv::imread(fileName.toAscii().data());
+
+ if (image.data) {
+ cv::namedWindow("Original Image");
+ cv::imshow("Original Image", image);
+ ui->pushButton_2->setEnabled(true);
+ }
+}
+
+void MainWindow::on_pushButton_2_clicked()
+{
+ cv::flip(image,image,1); // process the image
+
+ cv::cvtColor(image,image,CV_BGR2RGB); // change color channel ordering
+ QImage img= QImage((const unsigned char*)(image.data), // Qt image structure
+ image.cols,image.rows,QImage::Format_RGB888);
+ ui->label->setPixmap(QPixmap::fromImage(img)); // display on label
+ ui->label->resize(ui->label->pixmap()->size()); // resize the label to fit the image
+}
/Chapter 01/anotherQtGUI/mainwindow.cpp
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+text/plain
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Index: Chapter 01/myQtConsoleProject.pro
===================================================================
--- Chapter 01/myQtConsoleProject.pro (nonexistent)
+++ Chapter 01/myQtConsoleProject.pro (revision 9)
@@ -0,0 +1,25 @@
+#-------------------------------------------------
+#
+# Project created by QtCreator
+#
+#-------------------------------------------------
+
+QT -= gui
+
+TARGET = myQtConsoleProject
+CONFIG += console
+CONFIG -= app_bundle
+
+TEMPLATE = app
+
+
+SOURCES += main.cpp
+
+INCLUDEPATH += C:\OpenCV2.2\include\
+
+LIBS += -LC:\OpenCV2.2\lib \
+ -lopencv_core220 \
+ -lopencv_highgui220 \
+ -lopencv_imgproc220 \
+ -lopencv_features2d220 \
+ -lopencv_calib3d220
Index: Chapter 01/README.txt
===================================================================
--- Chapter 01/README.txt (nonexistent)
+++ Chapter 01/README.txt (revision 9)
@@ -0,0 +1,21 @@
+This directory contains material supporting chapter 1 of the cookbook:
+Computer Vision Programming using the OpenCV Library.
+by Robert Laganiere, Packt Publishing, 2011.
+
+
+File:
+ main1.cpp
+correspond to Recipes:
+Creating an OpenCV project with MS Visual C++
+Creating an OpenCV project with Qt
+
+File:
+ main2.cpp
+correspond to Recipe:
+Loading, displaying and saving images
+
+Files in :
+ myQtGUIApp
+ anotherQtGUI
+correspond to Recipe:
+Creating a GUI application using Qt
/Chapter 01/README.txt
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Index: Chapter 03/color_detector/mainwindow.h
===================================================================
--- Chapter 03/color_detector/mainwindow.h (nonexistent)
+++ Chapter 03/color_detector/mainwindow.h (revision 9)
@@ -0,0 +1,64 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 3 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include <QMainWindow>
+#include <QFileDialog>
+#include <QColorDialog>
+
+//OpenCV
+#include <opencv/cv.h>
+#include <opencv/highgui.h>
+
+//color detector, controller
+#include "colorDetectController.h"
+#include "colordetector.h"
+
+namespace Ui {
+ class MainWindow;
+}
+
+class MainWindow : public QMainWindow {
+ Q_OBJECT
+public:
+ MainWindow(QWidget *parent = 0);
+ ~MainWindow();
+
+protected:
+ void changeEvent(QEvent *e);
+ void displayMat(const cv::Mat& img);
+
+ //Main Image
+ //cv::Mat img_mat;
+
+private:
+ Ui::MainWindow *ui;
+
+private slots:
+ void on_pushButton_color_clicked();
+ void processColorDetection();
+ void on_verticalSlider_Threshold_valueChanged(int value);
+
+ void setColor();
+ void setImage();
+
+
+};
+
+#endif // MAINWINDOW_H
/Chapter 03/color_detector/mainwindow.h
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Index: Chapter 03/color_detector/colordetector.h
===================================================================
--- Chapter 03/color_detector/colordetector.h (nonexistent)
+++ Chapter 03/color_detector/colordetector.h (revision 9)
@@ -0,0 +1,113 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 3 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#if !defined COLORDETECT
+#define COLORDETECT
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+
+class ColorDetector {
+
+ private:
+
+ // minimum acceptable distance
+ int minDist;
+
+ // target color
+ cv::Vec3b target;
+
+ // image containing resulting binary map
+ cv::Mat result;
+
+ // image containing color converted image
+ cv::Mat converted;
+
+ // inline private member function
+ // Computes the distance from target color.
+ int getDistance(const cv::Vec3b& color) const {
+ // return static_cast<int>(cv::norm<int,3>(cv::Vec3i(color[0]-target[0],color[1]-target[1],color[2]-target[2])));
+ return abs(color[0]-target[0])+
+ abs(color[1]-target[1])+
+ abs(color[2]-target[2]);
+ }
+
+ public:
+
+ // empty constructor
+ ColorDetector() : minDist(100) {
+
+ // default parameter initialization here
+ target[0]= target[1]= target[2]= 0;
+ }
+
+ // Getters and setters
+
+ // Sets the color distance threshold.
+ // Threshold must be positive, otherwise distance threshold
+ // is set to 0.
+ void setColorDistanceThreshold(int distance) {
+
+ if (distance<0)
+ distance=0;
+ minDist= distance;
+ }
+
+ // Gets the color distance threshold
+ int getColorDistanceThreshold() const {
+
+ return minDist;
+ }
+
+ // Sets the color to be detected
+ void setTargetColor(unsigned char red, unsigned char green, unsigned char blue) {
+
+ cv::Mat tmp(1,1,CV_8UC3);
+ tmp.at<cv::Vec3b>(0,0)[0]= blue;
+ tmp.at<cv::Vec3b>(0,0)[1]= green;
+ tmp.at<cv::Vec3b>(0,0)[2]= red;
+
+ // Converting the target to Lab color space
+ cv::cvtColor(tmp, tmp, CV_BGR2Lab);
+
+ target= tmp.at<cv::Vec3b>(0,0);
+ }
+
+ // Sets the color to be detected
+ void setTargetColor(cv::Vec3b color) {
+
+ cv::Mat tmp(1,1,CV_8UC3);
+ tmp.at<cv::Vec3b>(0,0)= color;
+
+ // Converting the target to Lab color space
+ cv::cvtColor(tmp, tmp, CV_BGR2Lab);
+
+ target= tmp.at<cv::Vec3b>(0,0);
+ }
+
+ // Gets the color to be detected
+ cv::Vec3b getTargetColor() const {
+
+ return target;
+ }
+
+ // Processes the image. Returns a 1-channel binary image.
+ cv::Mat process(const cv::Mat &image);
+};
+
+
+#endif
/Chapter 03/color_detector/colordetector.h
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Index: Chapter 03/color_detector/ui_mainwindow.h
===================================================================
--- Chapter 03/color_detector/ui_mainwindow.h (nonexistent)
+++ Chapter 03/color_detector/ui_mainwindow.h (revision 9)
@@ -0,0 +1,131 @@
+/********************************************************************************
+** Form generated from reading UI file 'mainwindow.ui'
+**
+** Created: Tue Sep 21 18:32:00 2010
+** by: Qt User Interface Compiler version 4.6.3
+**
+** WARNING! All changes made in this file will be lost when recompiling UI file!
+********************************************************************************/
+
+#ifndef UI_MAINWINDOW_H
+#define UI_MAINWINDOW_H
+
+#include <QtCore/QVariant>
+#include <QtGui/QAction>
+#include <QtGui/QApplication>
+#include <QtGui/QButtonGroup>
+#include <QtGui/QHeaderView>
+#include <QtGui/QLabel>
+#include <QtGui/QMainWindow>
+#include <QtGui/QMenu>
+#include <QtGui/QMenuBar>
+#include <QtGui/QPushButton>
+#include <QtGui/QSlider>
+#include <QtGui/QStatusBar>
+#include <QtGui/QWidget>
+
+QT_BEGIN_NAMESPACE
+
+class Ui_MainWindow
+{
+public:
+ QAction *actionOpen_Image;
+ QAction *actionChoose_Color;
+ QAction *actionProcess;
+ QAction *actionQuit;
+ QWidget *centralWidget;
+ QPushButton *pushButton_openImage;
+ QPushButton *pushButton_color;
+ QPushButton *pushButton_process;
+ QLabel *label;
+ QSlider *verticalSlider_Threshold;
+ QLabel *label_2;
+ QMenuBar *menuBar;
+ QMenu *menuFile;
+ QStatusBar *statusBar;
+
+ void setupUi(QMainWindow *MainWindow)
+ {
+ if (MainWindow->objectName().isEmpty())
+ MainWindow->setObjectName(QString::fromUtf8("MainWindow"));
+ MainWindow->resize(600, 394);
+ actionOpen_Image = new QAction(MainWindow);
+ actionOpen_Image->setObjectName(QString::fromUtf8("actionOpen_Image"));
+ actionChoose_Color = new QAction(MainWindow);
+ actionChoose_Color->setObjectName(QString::fromUtf8("actionChoose_Color"));
+ actionProcess = new QAction(MainWindow);
+ actionProcess->setObjectName(QString::fromUtf8("actionProcess"));
+ actionQuit = new QAction(MainWindow);
+ actionQuit->setObjectName(QString::fromUtf8("actionQuit"));
+ centralWidget = new QWidget(MainWindow);
+ centralWidget->setObjectName(QString::fromUtf8("centralWidget"));
+ pushButton_openImage = new QPushButton(centralWidget);
+ pushButton_openImage->setObjectName(QString::fromUtf8("pushButton_openImage"));
+ pushButton_openImage->setGeometry(QRect(10, 10, 81, 23));
+ pushButton_color = new QPushButton(centralWidget);
+ pushButton_color->setObjectName(QString::fromUtf8("pushButton_color"));
+ pushButton_color->setGeometry(QRect(10, 40, 81, 23));
+ pushButton_process = new QPushButton(centralWidget);
+ pushButton_process->setObjectName(QString::fromUtf8("pushButton_process"));
+ pushButton_process->setGeometry(QRect(10, 320, 81, 23));
+ label = new QLabel(centralWidget);
+ label->setObjectName(QString::fromUtf8("label"));
+ label->setGeometry(QRect(100, 10, 491, 331));
+ label->setFrameShape(QFrame::Box);
+ verticalSlider_Threshold = new QSlider(centralWidget);
+ verticalSlider_Threshold->setObjectName(QString::fromUtf8("verticalSlider_Threshold"));
+ verticalSlider_Threshold->setGeometry(QRect(40, 80, 20, 151));
+ verticalSlider_Threshold->setMaximum(442);
+ verticalSlider_Threshold->setOrientation(Qt::Vertical);
+ label_2 = new QLabel(centralWidget);
+ label_2->setObjectName(QString::fromUtf8("label_2"));
+ label_2->setGeometry(QRect(10, 240, 81, 71));
+ label_2->setWordWrap(true);
+ MainWindow->setCentralWidget(centralWidget);
+ menuBar = new QMenuBar(MainWindow);
+ menuBar->setObjectName(QString::fromUtf8("menuBar"));
+ menuBar->setGeometry(QRect(0, 0, 600, 23));
+ menuFile = new QMenu(menuBar);
+ menuFile->setObjectName(QString::fromUtf8("menuFile"));
+ MainWindow->setMenuBar(menuBar);
+ statusBar = new QStatusBar(MainWindow);
+ statusBar->setObjectName(QString::fromUtf8("statusBar"));
+ MainWindow->setStatusBar(statusBar);
+
+ menuBar->addAction(menuFile->menuAction());
+ menuFile->addAction(actionOpen_Image);
+ menuFile->addAction(actionChoose_Color);
+ menuFile->addAction(actionProcess);
+ menuFile->addSeparator();
+ menuFile->addAction(actionQuit);
+
+ retranslateUi(MainWindow);
+ QObject::connect(actionQuit, SIGNAL(triggered()), MainWindow, SLOT(close()));
+
+ QMetaObject::connectSlotsByName(MainWindow);
+ } // setupUi
+
+ void retranslateUi(QMainWindow *MainWindow)
+ {
+ MainWindow->setWindowTitle(QApplication::translate("MainWindow", "Color Detector (CIE Lab)", 0, QApplication::UnicodeUTF8));
+ actionOpen_Image->setText(QApplication::translate("MainWindow", "Open Image", 0, QApplication::UnicodeUTF8));
+ actionChoose_Color->setText(QApplication::translate("MainWindow", "Choose Color", 0, QApplication::UnicodeUTF8));
+ actionProcess->setText(QApplication::translate("MainWindow", "Process", 0, QApplication::UnicodeUTF8));
+ actionQuit->setText(QApplication::translate("MainWindow", "Quit", 0, QApplication::UnicodeUTF8));
+ pushButton_openImage->setText(QApplication::translate("MainWindow", "Open Image", 0, QApplication::UnicodeUTF8));
+ pushButton_color->setText(QApplication::translate("MainWindow", "Select Color", 0, QApplication::UnicodeUTF8));
+ pushButton_process->setText(QApplication::translate("MainWindow", "Process", 0, QApplication::UnicodeUTF8));
+ label->setText(QApplication::translate("MainWindow", "Image", 0, QApplication::UnicodeUTF8));
+ label_2->setText(QApplication::translate("MainWindow", "Color Distance Threshold: 0", 0, QApplication::UnicodeUTF8));
+ menuFile->setTitle(QApplication::translate("MainWindow", "File", 0, QApplication::UnicodeUTF8));
+ } // retranslateUi
+
+};
+
+namespace Ui {
+ class MainWindow: public Ui_MainWindow {};
+} // namespace Ui
+
+QT_END_NAMESPACE
+
+#endif // UI_MAINWINDOW_H
/Chapter 03/color_detector/ui_mainwindow.h
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Index: Chapter 03/color_detector/colorDetectController.h
===================================================================
--- Chapter 03/color_detector/colorDetectController.h (nonexistent)
+++ Chapter 03/color_detector/colorDetectController.h (revision 9)
@@ -0,0 +1,110 @@
+#if !defined CD_CNTRLLR
+#define CD_CNTRLLR
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include "colordetector.h"
+
+class ColorDetectController {
+
+ private:
+
+ static ColorDetectController *singleton; // pointer to the singleton
+
+ ColorDetector *cdetect;
+
+ // The image to be processed
+ cv::Mat image;
+ cv::Mat result;
+
+ public:
+ ColorDetectController() { // private constructor
+
+ //setting up the application
+ cdetect= new ColorDetector();
+ }
+
+ // Sets the color distance threshold
+ void setColorDistanceThreshold(int distance) {
+
+ cdetect->setColorDistanceThreshold(distance);
+ }
+
+ // Gets the color distance threshold
+ int getColorDistanceThreshold() const {
+
+ return cdetect->getColorDistanceThreshold();
+ }
+
+ // Sets the color to be detected
+ void setTargetColor(unsigned char red, unsigned char green, unsigned char blue) {
+
+ cdetect->setTargetColor(red,green,blue);
+ }
+
+ // Gets the color to be detected
+ void getTargetColor(unsigned char &red, unsigned char &green, unsigned char &blue) const {
+
+ cv::Vec3b color= cdetect->getTargetColor();
+
+ red= color[2];
+ green= color[1];
+ blue= color[0];
+ }
+
+ // Sets the input image. Reads it from file.
+ bool setInputImage(std::string filename) {
+
+ image= cv::imread(filename);
+
+ if (!image.data)
+ return false;
+ else
+ return true;
+ }
+
+ // Returns the current input image.
+ const cv::Mat getInputImage() const {
+
+ return image;
+ }
+
+ // Performs image processing.
+ void process() {
+
+ result= cdetect->process(image);
+ }
+
+
+ // Returns the image result from the latest processing.
+ const cv::Mat getLastResult() const {
+
+ return result;
+ }
+
+ // Deletes all processor objects created by the controller.
+ ~ColorDetectController() {
+
+ delete cdetect;
+ }
+
+ // Singleton static members
+ static ColorDetectController *getInstance() {
+
+ if (singleton == 0)
+ singleton= new ColorDetectController;
+
+ return singleton;
+ }
+
+ // Releases the singleton instance of this controller.
+ static void destroy() {
+
+ if (singleton != 0) {
+ delete singleton;
+ singleton= 0;
+ }
+ }
+};
+
+#endif
/Chapter 03/color_detector/colorDetectController.h
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Index: Chapter 03/color_detector/main.cpp
===================================================================
--- Chapter 03/color_detector/main.cpp (nonexistent)
+++ Chapter 03/color_detector/main.cpp (revision 9)
@@ -0,0 +1,27 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 3 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <QtGui/QApplication>
+#include "mainwindow.h"
+
+int main(int argc, char *argv[])
+{
+ QApplication a(argc, argv);
+ MainWindow w;
+ w.show();
+ return a.exec();
+}
/Chapter 03/color_detector/main.cpp
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+text/plain
\ No newline at end of property
Index: Chapter 03/color_detector/color_detector.pro
===================================================================
--- Chapter 03/color_detector/color_detector.pro (nonexistent)
+++ Chapter 03/color_detector/color_detector.pro (revision 9)
@@ -0,0 +1,21 @@
+# -------------------------------------------------
+# Project created by QtCreator 2010-09-10T15:33:45
+# -------------------------------------------------
+TARGET = color_detector
+TEMPLATE = app
+SOURCES += main.cpp \
+ mainwindow.cpp \
+ colordetector.cpp \
+ colordetector.cpp \
+ colorDetectController.cpp
+HEADERS += mainwindow.h \
+ colordetector.h \
+ colorDetectController.h
+FORMS += mainwindow.ui
+INCLUDEPATH += C:\OpenCV2.2\include\
+LIBS += -LC:\OpenCV2.2\lib \
+ -lopencv_core220 \
+ -lopencv_highgui220 \
+ -lopencv_imgproc220 \
+ -lopencv_features2d220 \
+ -lopencv_calib3d220
Index: Chapter 03/color_detector/mainwindow.ui
===================================================================
--- Chapter 03/color_detector/mainwindow.ui (nonexistent)
+++ Chapter 03/color_detector/mainwindow.ui (revision 9)
@@ -0,0 +1,168 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MainWindow</class>
+ <widget class="QMainWindow" name="MainWindow">
+ <property name="geometry">
+ <rect>
+ <x>0</x>
+ <y>0</y>
+ <width>600</width>
+ <height>394</height>
+ </rect>
+ </property>
+ <property name="windowTitle">
+ <string>Color Detector (CIE Lab)</string>
+ </property>
+ <widget class="QWidget" name="centralWidget">
+ <widget class="QPushButton" name="pushButton_openImage">
+ <property name="geometry">
+ <rect>
+ <x>10</x>
+ <y>10</y>
+ <width>81</width>
+ <height>23</height>
+ </rect>
+ </property>
+ <property name="text">
+ <string>Open Image</string>
+ </property>
+ </widget>
+ <widget class="QPushButton" name="pushButton_color">
+ <property name="geometry">
+ <rect>
+ <x>10</x>
+ <y>40</y>
+ <width>81</width>
+ <height>23</height>
+ </rect>
+ </property>
+ <property name="text">
+ <string>Select Color</string>
+ </property>
+ </widget>
+ <widget class="QPushButton" name="pushButton_process">
+ <property name="geometry">
+ <rect>
+ <x>10</x>
+ <y>320</y>
+ <width>81</width>
+ <height>23</height>
+ </rect>
+ </property>
+ <property name="text">
+ <string>Process</string>
+ </property>
+ </widget>
+ <widget class="QLabel" name="label">
+ <property name="geometry">
+ <rect>
+ <x>100</x>
+ <y>10</y>
+ <width>491</width>
+ <height>331</height>
+ </rect>
+ </property>
+ <property name="frameShape">
+ <enum>QFrame::Box</enum>
+ </property>
+ <property name="text">
+ <string>Image</string>
+ </property>
+ </widget>
+ <widget class="QSlider" name="verticalSlider_Threshold">
+ <property name="geometry">
+ <rect>
+ <x>40</x>
+ <y>80</y>
+ <width>20</width>
+ <height>151</height>
+ </rect>
+ </property>
+ <property name="maximum">
+ <number>442</number>
+ </property>
+ <property name="orientation">
+ <enum>Qt::Vertical</enum>
+ </property>
+ </widget>
+ <widget class="QLabel" name="label_2">
+ <property name="geometry">
+ <rect>
+ <x>10</x>
+ <y>240</y>
+ <width>81</width>
+ <height>71</height>
+ </rect>
+ </property>
+ <property name="text">
+ <string>Color Distance Threshold: 0</string>
+ </property>
+ <property name="wordWrap">
+ <bool>true</bool>
+ </property>
+ </widget>
+ </widget>
+ <widget class="QMenuBar" name="menuBar">
+ <property name="geometry">
+ <rect>
+ <x>0</x>
+ <y>0</y>
+ <width>600</width>
+ <height>23</height>
+ </rect>
+ </property>
+ <widget class="QMenu" name="menuFile">
+ <property name="title">
+ <string>File</string>
+ </property>
+ <addaction name="actionOpen_Image"/>
+ <addaction name="actionChoose_Color"/>
+ <addaction name="actionProcess"/>
+ <addaction name="separator"/>
+ <addaction name="actionQuit"/>
+ </widget>
+ <addaction name="menuFile"/>
+ </widget>
+ <widget class="QStatusBar" name="statusBar"/>
+ <action name="actionOpen_Image">
+ <property name="text">
+ <string>Open Image</string>
+ </property>
+ </action>
+ <action name="actionChoose_Color">
+ <property name="text">
+ <string>Choose Color</string>
+ </property>
+ </action>
+ <action name="actionProcess">
+ <property name="text">
+ <string>Process</string>
+ </property>
+ </action>
+ <action name="actionQuit">
+ <property name="text">
+ <string>Quit</string>
+ </property>
+ </action>
+ </widget>
+ <layoutdefault spacing="6" margin="11"/>
+ <resources/>
+ <connections>
+ <connection>
+ <sender>actionQuit</sender>
+ <signal>triggered()</signal>
+ <receiver>MainWindow</receiver>
+ <slot>close()</slot>
+ <hints>
+ <hint type="sourcelabel">
+ <x>-1</x>
+ <y>-1</y>
+ </hint>
+ <hint type="destinationlabel">
+ <x>299</x>
+ <y>199</y>
+ </hint>
+ </hints>
+ </connection>
+ </connections>
+</ui>
Index: Chapter 03/color_detector/colordetector.cpp
===================================================================
--- Chapter 03/color_detector/colordetector.cpp (nonexistent)
+++ Chapter 03/color_detector/colordetector.cpp (revision 9)
@@ -0,0 +1,57 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 3 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include "colordetector.h"
+
+cv::Mat ColorDetector::process(const cv::Mat &image) {
+
+ // re-allocate binary map if necessary
+ // same size as input image, but 1-channel
+ result.create(image.rows,image.cols,CV_8U);
+
+ // re-allocate intermediate image if necessary
+ converted.create(image.rows,image.cols,image.type());
+
+ // Converting to Lab color space
+ cv::cvtColor(image, converted, CV_BGR2Lab);
+
+ // get the iterators
+ cv::Mat_<cv::Vec3b>::iterator it= converted.begin<cv::Vec3b>();
+ cv::Mat_<cv::Vec3b>::iterator itend= converted.end<cv::Vec3b>();
+ cv::Mat_<uchar>::iterator itout= result.begin<uchar>();
+
+ // for each pixel
+ for ( ; it!= itend; ++it, ++itout) {
+
+ // process each pixel ---------------------
+
+ // compute distance from target color
+ if (getDistance(*it)<minDist) {
+
+ *itout= 255;
+
+ } else {
+
+ *itout= 0;
+ }
+
+ // end of pixel processing ----------------
+ }
+
+ return result;
+}
+
/Chapter 03/color_detector/colordetector.cpp
Property changes:
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
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Index: Chapter 03/color_detector/colorDetectController.cpp
===================================================================
--- Chapter 03/color_detector/colorDetectController.cpp (nonexistent)
+++ Chapter 03/color_detector/colorDetectController.cpp (revision 9)
@@ -0,0 +1,20 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 3 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include "colorDetectController.h"
+
+ColorDetectController *ColorDetectController::singleton=0;
/Chapter 03/color_detector/colorDetectController.cpp
Property changes:
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: Chapter 03/color_detector/Makefile
===================================================================
--- Chapter 03/color_detector/Makefile (nonexistent)
+++ Chapter 03/color_detector/Makefile (revision 9)
@@ -0,0 +1,153 @@
+#############################################################################
+# Makefile for building: color_detector
+# Generated by qmake (2.01a) (Qt 4.6.3) on: Tue Sep 21 18:30:06 2010
+# Project: color_detector.pro
+# Template: app
+# Command: c:\Qt\4.6.3\bin\qmake.exe -spec c:\Qt\4.6.3\mkspecs\win32-msvc2008 -win32 CONFIG+=release -o Makefile color_detector.pro
+#############################################################################
+
+first: release
+install: release-install
+uninstall: release-uninstall
+MAKEFILE = Makefile
+QMAKE = c:\Qt\4.6.3\bin\qmake.exe
+DEL_FILE = del
+CHK_DIR_EXISTS= if not exist
+MKDIR = mkdir
+COPY = copy /y
+COPY_FILE = $(COPY)
+COPY_DIR = xcopy /s /q /y /i
+INSTALL_FILE = $(COPY_FILE)
+INSTALL_PROGRAM = $(COPY_FILE)
+INSTALL_DIR = $(COPY_DIR)
+DEL_FILE = del
+SYMLINK =
+DEL_DIR = rmdir
+MOVE = move
+CHK_DIR_EXISTS= if not exist
+MKDIR = mkdir
+SUBTARGETS = \
+ release \
+ debug
+
+release: $(MAKEFILE).Release FORCE
+ $(MAKE) -f $(MAKEFILE).Release
+release-make_default: $(MAKEFILE).Release FORCE
+ $(MAKE) -f $(MAKEFILE).Release
+release-make_first: $(MAKEFILE).Release FORCE
+ $(MAKE) -f $(MAKEFILE).Release first
+release-all: $(MAKEFILE).Release FORCE
+ $(MAKE) -f $(MAKEFILE).Release all
+release-clean: $(MAKEFILE).Release FORCE
+ $(MAKE) -f $(MAKEFILE).Release clean
+release-distclean: $(MAKEFILE).Release FORCE
+ $(MAKE) -f $(MAKEFILE).Release distclean
+release-install: $(MAKEFILE).Release FORCE
+ $(MAKE) -f $(MAKEFILE).Release install
+release-uninstall: $(MAKEFILE).Release FORCE
+ $(MAKE) -f $(MAKEFILE).Release uninstall
+debug: $(MAKEFILE).Debug FORCE
+ $(MAKE) -f $(MAKEFILE).Debug
+debug-make_default: $(MAKEFILE).Debug FORCE
+ $(MAKE) -f $(MAKEFILE).Debug
+debug-make_first: $(MAKEFILE).Debug FORCE
+ $(MAKE) -f $(MAKEFILE).Debug first
+debug-all: $(MAKEFILE).Debug FORCE
+ $(MAKE) -f $(MAKEFILE).Debug all
+debug-clean: $(MAKEFILE).Debug FORCE
+ $(MAKE) -f $(MAKEFILE).Debug clean
+debug-distclean: $(MAKEFILE).Debug FORCE
+ $(MAKE) -f $(MAKEFILE).Debug distclean
+debug-install: $(MAKEFILE).Debug FORCE
+ $(MAKE) -f $(MAKEFILE).Debug install
+debug-uninstall: $(MAKEFILE).Debug FORCE
+ $(MAKE) -f $(MAKEFILE).Debug uninstall
+
+Makefile: color_detector.pro c:\Qt\4.6.3\mkspecs\win32-msvc2008\qmake.conf c:\Qt\4.6.3\mkspecs\qconfig.pri \
+ c:\Qt\4.6.3\mkspecs\features\qt_functions.prf \
+ c:\Qt\4.6.3\mkspecs\features\qt_config.prf \
+ c:\Qt\4.6.3\mkspecs\features\exclusive_builds.prf \
+ c:\Qt\4.6.3\mkspecs\features\default_pre.prf \
+ c:\Qt\4.6.3\mkspecs\features\win32\default_pre.prf \
+ c:\Qt\4.6.3\mkspecs\features\release.prf \
+ c:\Qt\4.6.3\mkspecs\features\debug_and_release.prf \
+ c:\Qt\4.6.3\mkspecs\features\default_post.prf \
+ c:\Qt\4.6.3\mkspecs\features\win32\default_post.prf \
+ c:\Qt\4.6.3\mkspecs\features\win32\rtti.prf \
+ c:\Qt\4.6.3\mkspecs\features\win32\exceptions.prf \
+ c:\Qt\4.6.3\mkspecs\features\win32\stl.prf \
+ c:\Qt\4.6.3\mkspecs\features\shared.prf \
+ c:\Qt\4.6.3\mkspecs\features\win32\embed_manifest_exe.prf \
+ c:\Qt\4.6.3\mkspecs\features\win32\embed_manifest_dll.prf \
+ c:\Qt\4.6.3\mkspecs\features\warn_on.prf \
+ c:\Qt\4.6.3\mkspecs\features\qt.prf \
+ c:\Qt\4.6.3\mkspecs\features\win32\thread.prf \
+ c:\Qt\4.6.3\mkspecs\features\moc.prf \
+ c:\Qt\4.6.3\mkspecs\features\win32\windows.prf \
+ c:\Qt\4.6.3\mkspecs\features\resources.prf \
+ c:\Qt\4.6.3\mkspecs\features\uic.prf \
+ c:\Qt\4.6.3\mkspecs\features\yacc.prf \
+ c:\Qt\4.6.3\mkspecs\features\lex.prf \
+ c:\Qt\4.6.3\mkspecs\features\incredibuild_xge.prf \
+ c:\Qt\4.6.3\mkspecs\features\include_source_dir.prf \
+ c:\Qt\4.6.3\lib\qtmain.prl
+ $(QMAKE) -spec c:\Qt\4.6.3\mkspecs\win32-msvc2008 -win32 CONFIG+=release -o Makefile color_detector.pro
+c:\Qt\4.6.3\mkspecs\qconfig.pri:
+c:\Qt\4.6.3\mkspecs\features\qt_functions.prf:
+c:\Qt\4.6.3\mkspecs\features\qt_config.prf:
+c:\Qt\4.6.3\mkspecs\features\exclusive_builds.prf:
+c:\Qt\4.6.3\mkspecs\features\default_pre.prf:
+c:\Qt\4.6.3\mkspecs\features\win32\default_pre.prf:
+c:\Qt\4.6.3\mkspecs\features\release.prf:
+c:\Qt\4.6.3\mkspecs\features\debug_and_release.prf:
+c:\Qt\4.6.3\mkspecs\features\default_post.prf:
+c:\Qt\4.6.3\mkspecs\features\win32\default_post.prf:
+c:\Qt\4.6.3\mkspecs\features\win32\rtti.prf:
+c:\Qt\4.6.3\mkspecs\features\win32\exceptions.prf:
+c:\Qt\4.6.3\mkspecs\features\win32\stl.prf:
+c:\Qt\4.6.3\mkspecs\features\shared.prf:
+c:\Qt\4.6.3\mkspecs\features\win32\embed_manifest_exe.prf:
+c:\Qt\4.6.3\mkspecs\features\win32\embed_manifest_dll.prf:
+c:\Qt\4.6.3\mkspecs\features\warn_on.prf:
+c:\Qt\4.6.3\mkspecs\features\qt.prf:
+c:\Qt\4.6.3\mkspecs\features\win32\thread.prf:
+c:\Qt\4.6.3\mkspecs\features\moc.prf:
+c:\Qt\4.6.3\mkspecs\features\win32\windows.prf:
+c:\Qt\4.6.3\mkspecs\features\resources.prf:
+c:\Qt\4.6.3\mkspecs\features\uic.prf:
+c:\Qt\4.6.3\mkspecs\features\yacc.prf:
+c:\Qt\4.6.3\mkspecs\features\lex.prf:
+c:\Qt\4.6.3\mkspecs\features\incredibuild_xge.prf:
+c:\Qt\4.6.3\mkspecs\features\include_source_dir.prf:
+c:\Qt\4.6.3\lib\qtmain.prl:
+qmake: qmake_all FORCE
+ @$(QMAKE) -spec c:\Qt\4.6.3\mkspecs\win32-msvc2008 -win32 CONFIG+=release -o Makefile color_detector.pro
+
+qmake_all: FORCE
+
+make_default: release-make_default debug-make_default FORCE
+make_first: release-make_first debug-make_first FORCE
+all: release-all debug-all FORCE
+clean: release-clean debug-clean FORCE
+ -$(DEL_FILE) ".\color_detector.intermediate.manifest"
+ -$(DEL_FILE) color_detector.exp
+distclean: release-distclean debug-distclean FORCE
+ -$(DEL_FILE) Makefile
+
+check: first
+
+release-mocclean: $(MAKEFILE).Release
+ $(MAKE) -f $(MAKEFILE).Release mocclean
+debug-mocclean: $(MAKEFILE).Debug
+ $(MAKE) -f $(MAKEFILE).Debug mocclean
+mocclean: release-mocclean debug-mocclean
+
+release-mocables: $(MAKEFILE).Release
+ $(MAKE) -f $(MAKEFILE).Release mocables
+debug-mocables: $(MAKEFILE).Debug
+ $(MAKE) -f $(MAKEFILE).Debug mocables
+mocables: release-mocables debug-mocables
+FORCE:
+
+$(MAKEFILE).Release: Makefile
+$(MAKEFILE).Debug: Makefile
Index: Chapter 03/color_detector/mainwindow.cpp
===================================================================
--- Chapter 03/color_detector/mainwindow.cpp (nonexistent)
+++ Chapter 03/color_detector/mainwindow.cpp (revision 9)
@@ -0,0 +1,122 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 3 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include "mainwindow.h"
+#include "ui_mainwindow.h"
+
+MainWindow::MainWindow(QWidget *parent) :
+ QMainWindow(parent),
+ ui(new Ui::MainWindow)
+{
+ ui->setupUi(this);
+
+ //select color
+ connect(ui->pushButton_color, SIGNAL(clicked()), this, SLOT(setColor()));
+ connect(ui->actionChoose_Color, SIGNAL(triggered()), this, SLOT(setColor()));
+
+ //open image
+ connect(ui->pushButton_openImage, SIGNAL(clicked()), this, SLOT(setImage()));
+ connect(ui->actionOpen_Image, SIGNAL(triggered()), this, SLOT(setImage()));
+
+ //process Color Detection
+ connect(ui->pushButton_process, SIGNAL(clicked()), this, SLOT(processColorDetection()));
+ connect(ui->actionProcess, SIGNAL(triggered()), this, SLOT(processColorDetection()));
+
+}
+
+MainWindow::~MainWindow()
+{
+ delete ui;
+}
+
+void MainWindow::changeEvent(QEvent *e)
+{
+ QMainWindow::changeEvent(e);
+ switch (e->type()) {
+ case QEvent::LanguageChange:
+ ui->retranslateUi(this);
+ break;
+ default:
+ break;
+ }
+}
+
+void MainWindow::setImage()
+{
+ QFileDialog::Options options;
+ QString selectedFilter;
+ QString fileName = QFileDialog::getOpenFileName(this,
+ tr("Open Image Files"),
+ "",
+ tr("Image files (*.jpg *.jpeg *.png *.gif *.bmp)"),
+ &selectedFilter,
+ options);
+ if (!fileName.isEmpty()){
+ cv::Mat img_mat = cv::imread(fileName.toStdString(),1); //0 for grayscale
+ displayMat(img_mat);
+ }
+ //Set Filename
+ ColorDetectController::getInstance()->setInputImage(fileName.toStdString());
+}
+
+//Convert cv::Mat to QImage and display
+void MainWindow::displayMat(const cv::Mat& image){
+
+ //BGR openCV Mat to QImage
+ QImage img_qt = QImage((const unsigned char*)image.data,image.cols, image.rows, image.step, QImage::Format_RGB888);
+
+ //For Binary Images
+ if (img_qt.isNull()){
+ //ColorTable for Binary Images
+ QVector<QRgb> colorTable;
+ for (int i = 0; i < 256; i++)
+ colorTable.push_back(qRgb(i, i, i));
+
+ img_qt = QImage((const unsigned char*)image.data,image.cols, image.rows, QImage::Format_Indexed8);
+ img_qt.setColorTable(colorTable);
+ }
+
+ //Display the QImage in the Label
+ QPixmap img_pix = QPixmap::fromImage(img_qt.rgbSwapped()); //BGR to RGB
+ this->ui->label->setPixmap(img_pix.scaled(ui->label->size(), Qt::KeepAspectRatio));
+}
+
+void MainWindow::on_verticalSlider_Threshold_valueChanged(int value)
+{
+ QString cdt("Color Distance Threshold: ");
+ cdt.append(QString::number(value));
+ this->ui->label_2->setText(cdt);
+}
+
+void MainWindow::setColor()
+{
+ QColor color = QColorDialog::getColor(Qt::green, this);
+ if (color.isValid()) {
+ ColorDetectController::getInstance()->setTargetColor(color.red(),color.green(),color.blue());
+ }
+}
+
+void MainWindow::processColorDetection()
+{
+ ColorDetectController::getInstance()->setColorDistanceThreshold(ui->verticalSlider_Threshold->value());
+ ColorDetectController::getInstance()->process();
+
+ cv::Mat resulting = ColorDetectController::getInstance()->getLastResult();
+ if (!resulting.empty())
+ displayMat(resulting);
+
+}
/Chapter 03/color_detector/mainwindow.cpp
Property changes:
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+text/plain
\ No newline at end of property
Index: Chapter 03/colordetectorLab.cpp
===================================================================
--- Chapter 03/colordetectorLab.cpp (nonexistent)
+++ Chapter 03/colordetectorLab.cpp (revision 9)
@@ -0,0 +1,58 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 3 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include "color_detector/colordetector.h"
+#include <opencv2/imgproc/imgproc.hpp>
+
+cv::Mat ColorDetector::process(const cv::Mat &image) {
+
+ // re-allocate binary map if necessary
+ // same size as input image, but 1-channel
+ result.create(image.rows,image.cols,CV_8U);
+
+ // re-allocate intermediate image if necessary
+ converted.create(image.rows,image.cols,image.type());
+
+ // Converting to Lab color space
+ cv::cvtColor(image, converted, CV_BGR2Lab);
+
+ // get the iterators
+ cv::Mat_<cv::Vec3b>::iterator it= converted.begin<cv::Vec3b>();
+ cv::Mat_<cv::Vec3b>::iterator itend= converted.end<cv::Vec3b>();
+ cv::Mat_<uchar>::iterator itout= result.begin<uchar>();
+
+ // for each pixel
+ for ( ; it!= itend; ++it, ++itout) {
+
+ // process each pixel ---------------------
+
+ // compute distance from target color
+ if (getDistance(*it)<minDist) {
+
+ *itout= 255;
+
+ } else {
+
+ *itout= 0;
+ }
+
+ // end of pixel processing ----------------
+ }
+
+ return result;
+}
+
/Chapter 03/colordetectorLab.cpp
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Index: Chapter 03/colorDetectController.h
===================================================================
--- Chapter 03/colorDetectController.h (nonexistent)
+++ Chapter 03/colorDetectController.h (revision 9)
@@ -0,0 +1,127 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 3 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#if !defined CD_CNTRLLR
+#define CD_CNTRLLR
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include "colordetector.h"
+
+class ColorDetectController {
+
+ private:
+
+ static ColorDetectController *singleton; // pointer to the singleton
+
+ ColorDetector *cdetect;
+
+ // The image to be processed
+ cv::Mat image;
+ cv::Mat result;
+
+ public:
+ ColorDetectController() { // private constructor
+
+ //setting up the application
+ cdetect= new ColorDetector();
+ }
+
+ // Sets the color distance threshold
+ void setColorDistanceThreshold(int distance) {
+
+ cdetect->setColorDistanceThreshold(distance);
+ }
+
+ // Gets the color distance threshold
+ int getColorDistanceThreshold() const {
+
+ return cdetect->getColorDistanceThreshold();
+ }
+
+ // Sets the color to be detected
+ void setTargetColor(unsigned char red, unsigned char green, unsigned char blue) {
+
+ cdetect->setTargetColor(red,green,blue);
+ }
+
+ // Gets the color to be detected
+ void getTargetColor(unsigned char &red, unsigned char &green, unsigned char &blue) const {
+
+ cv::Vec3b color= cdetect->getTargetColor();
+
+ red= color[2];
+ green= color[1];
+ blue= color[0];
+ }
+
+ // Sets the input image. Reads it from file.
+ bool setInputImage(std::string filename) {
+
+ image= cv::imread(filename);
+
+ if (!image.data)
+ return false;
+ else
+ return true;
+ }
+
+ // Returns the current input image.
+ const cv::Mat getInputImage() const {
+
+ return image;
+ }
+
+ // Performs image processing.
+ void process() {
+
+ result= cdetect->process(image);
+ }
+
+
+ // Returns the image result from the latest processing.
+ const cv::Mat getLastResult() const {
+
+ return result;
+ }
+
+ // Deletes all processor objects created by the controller.
+ ~ColorDetectController() {
+
+ delete cdetect;
+ }
+
+ // Singleton static members
+ static ColorDetectController *getInstance() {
+
+ if (singleton == 0)
+ singleton= new ColorDetectController;
+
+ return singleton;
+ }
+
+ // Releases the singleton instance of this controller.
+ static void destroy() {
+
+ if (singleton != 0) {
+ delete singleton;
+ singleton= 0;
+ }
+ }
+};
+
+#endif
/Chapter 03/colorDetectController.h
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Index: Chapter 03/colordetector.cpp
===================================================================
--- Chapter 03/colordetector.cpp (nonexistent)
+++ Chapter 03/colordetector.cpp (revision 9)
@@ -0,0 +1,51 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 3 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include "colordetector.h"
+
+cv::Mat ColorDetector::process(const cv::Mat &image) {
+
+ // re-allocate binary map if necessary
+ // same size as input image, but 1-channel
+ result.create(image.rows,image.cols,CV_8U);
+
+ // get the iterators
+ cv::Mat_<cv::Vec3b>::const_iterator it= image.begin<cv::Vec3b>();
+ cv::Mat_<cv::Vec3b>::const_iterator itend= image.end<cv::Vec3b>();
+ cv::Mat_<uchar>::iterator itout= result.begin<uchar>();
+
+ // for each pixel
+ for ( ; it!= itend; ++it, ++itout) {
+
+ // process each pixel ---------------------
+
+ // compute distance from target color
+ if (getDistance(*it)<minDist) {
+
+ *itout= 255;
+
+ } else {
+
+ *itout= 0;
+ }
+
+ // end of pixel processing ----------------
+ }
+
+ return result;
+}
+
/Chapter 03/colordetector.cpp
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Index: Chapter 03/README.txt
===================================================================
--- Chapter 03/README.txt (nonexistent)
+++ Chapter 03/README.txt (revision 9)
@@ -0,0 +1,23 @@
+This directory contains material supporting chapter 3 of the cookbook:
+Computer Vision Programming using the OpenCV Library.
+by Robert Laganiere, Packt Publishing, 2011.
+
+Files:
+ colorDetection.h
+ colorDetection.cpp
+ colordetector.cpp
+correspond to Recipe:
+Using the Strategy Pattern in Algorithm Design
+
+Files:
+ colorDetectContoller.h
+ colorDetectContoller.cpp
+correspond to Recipes:
+Using the Controller Pattern to Communicate with Processing Modules
+Using the Singleton Design Pattern
+
+Directory:
+ color_detector
+correspond to Recipes:
+Using the Model-View-Controller Pattern to Design an Application
+Converting Color Spaces
/Chapter 03/README.txt
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Index: Chapter 03/colorDetectController.cpp
===================================================================
--- Chapter 03/colorDetectController.cpp (nonexistent)
+++ Chapter 03/colorDetectController.cpp (revision 9)
@@ -0,0 +1,20 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 3 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include "colorDetectController.h"
+
+ColorDetectController *ColorDetectController::singleton=0;
/Chapter 03/colorDetectController.cpp
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Index: Chapter 03/colordetectorLab.h
===================================================================
--- Chapter 03/colordetectorLab.h (nonexistent)
+++ Chapter 03/colordetectorLab.h (revision 9)
@@ -0,0 +1,112 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 3 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#if !defined COLORDETECT
+#define COLORDETECT
+
+#include <opencv2/core/core.hpp>
+
+class ColorDetector {
+
+ private:
+
+ // minimum acceptable distance
+ int minDist;
+
+ // target color
+ cv::Vec3b target;
+
+ // image containing resulting binary map
+ cv::Mat result;
+
+ // image containing color converted image
+ cv::Mat converted;
+
+ // inline private member function
+ // Computes the distance from target color.
+ int getDistance(const cv::Vec3b& color) const {
+ // return static_cast<int>(cv::norm<int,3>(cv::Vec3i(color[0]-target[0],color[1]-target[1],color[2]-target[2])));
+ return abs(color[0]-target[0])+
+ abs(color[1]-target[1])+
+ abs(color[2]-target[2]);
+ }
+
+ public:
+
+ // empty constructor
+ ColorDetector() : minDist(100) {
+
+ // default parameter initialization here
+ target[0]= target[1]= target[2]= 0;
+ }
+
+ // Getters and setters
+
+ // Sets the color distance threshold.
+ // Threshold must be positive, otherwise distance threshold
+ // is set to 0.
+ void setColorDistanceThreshold(int distance) {
+
+ if (distance<0)
+ distance=0;
+ minDist= distance;
+ }
+
+ // Gets the color distance threshold
+ int getColorDistanceThreshold() const {
+
+ return minDist;
+ }
+
+ // Sets the color to be detected
+ void setTargetColor(unsigned char red, unsigned char green, unsigned char blue) {
+
+ cv::Mat tmp(1,1,CV_8UC3);
+ tmp.at<cv::Vec3b>(0,0)[0]= blue;
+ tmp.at<cv::Vec3b>(0,0)[1]= green;
+ tmp.at<cv::Vec3b>(0,0)[2]= red;
+
+ // Converting the target to Lab color space
+ cv::cvtColor(tmp, tmp, CV_BGR2Lab);
+
+ target= tmp.at<cv::Vec3b>(0,0);
+ }
+
+ // Sets the color to be detected
+ void setTargetColor(cv::Vec3b color) {
+
+ cv::Mat tmp(1,1,CV_8UC3);
+ tmp.at<cv::Vec3b>(0,0)= color;
+
+ // Converting the target to Lab color space
+ cv::cvtColor(tmp, tmp, CV_BGR2Lab);
+
+ target= tmp.at<cv::Vec3b>(0,0);
+ }
+
+ // Gets the color to be detected
+ cv::Vec3b getTargetColor() const {
+
+ return target;
+ }
+
+ // Processes the image. Returns a 1-channel binary image.
+ cv::Mat process(const cv::Mat &image);
+};
+
+
+#endif
/Chapter 03/colordetectorLab.h
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Index: Chapter 03/colorDetection.cpp
===================================================================
--- Chapter 03/colorDetection.cpp (nonexistent)
+++ Chapter 03/colorDetection.cpp (revision 9)
@@ -0,0 +1,44 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 3 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+
+#include "colordetector.h"
+
+int main()
+{
+ // Create image processor object
+ ColorDetector cdetect;
+
+ // Read input image
+ cv::Mat image= cv::imread("boldt.jpg");
+ if (!image.data)
+ return 0;
+
+ // set input parameters
+ cdetect.setTargetColor(130,190,230); // here blue sky
+
+ // Read image, process it and display the result
+ cv::namedWindow("result");
+ cv::imshow("result",cdetect.process(image));
+
+ cv::waitKey();
+
+ return 0;
+}
+
/Chapter 03/colorDetection.cpp
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Index: Chapter 03/colordetector.h
===================================================================
--- Chapter 03/colordetector.h (nonexistent)
+++ Chapter 03/colordetector.h (revision 9)
@@ -0,0 +1,97 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 3 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#if !defined COLORDETECT
+#define COLORDETECT
+
+#include <opencv2/core/core.hpp>
+
+class ColorDetector {
+
+ private:
+
+ // minimum acceptable distance
+ int minDist;
+
+ // target color
+ cv::Vec3b target;
+
+ // image containing resulting binary map
+ cv::Mat result;
+
+ // inline private member function
+ // Computes the distance from target color.
+ int getDistance(const cv::Vec3b& color) const {
+ // return static_cast<int>(cv::norm<int,3>(cv::Vec3i(color[0]-target[0],color[1]-target[1],color[2]-target[2])));
+ return abs(color[0]-target[0])+
+ abs(color[1]-target[1])+
+ abs(color[2]-target[2]);
+ }
+
+ public:
+
+ // empty constructor
+ ColorDetector() : minDist(100) {
+
+ // default parameter initialization here
+ target[0]= target[1]= target[2]= 0;
+ }
+
+ // Getters and setters
+
+ // Sets the color distance threshold.
+ // Threshold must be positive, otherwise distance threshold
+ // is set to 0.
+ void setColorDistanceThreshold(int distance) {
+
+ if (distance<0)
+ distance=0;
+ minDist= distance;
+ }
+
+ // Gets the color distance threshold
+ int getColorDistanceThreshold() const {
+
+ return minDist;
+ }
+
+ // Sets the color to be detected
+ void setTargetColor(unsigned char red, unsigned char green, unsigned char blue) {
+
+ target[2]= red;
+ target[1]= green;
+ target[0]= blue;
+ }
+
+ // Sets the color to be detected
+ void setTargetColor(cv::Vec3b color) {
+
+ target= color;
+ }
+
+ // Gets the color to be detected
+ cv::Vec3b getTargetColor() const {
+
+ return target;
+ }
+
+ // Processes the image. Returns a 1-channel binary image.
+ cv::Mat process(const cv::Mat &image);
+};
+
+
+#endif
/Chapter 03/colordetector.h
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Index: Chapter 04/objectfinder.cpp
===================================================================
--- Chapter 04/objectfinder.cpp (nonexistent)
+++ Chapter 04/objectfinder.cpp (revision 9)
@@ -0,0 +1,186 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 4 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+using namespace std;
+
+#include <opencv/cv.h>
+#include <opencv/highgui.h>
+
+#include "histogram.h"
+#include "objectFinder.h"
+#include "colorhistogram.h"
+
+int main()
+{
+ // Read input image
+ cv::Mat image= cv::imread("../waves.jpg",0);
+ if (!image.data)
+ return 0;
+
+ // define image ROI
+ cv::Mat imageROI;
+ imageROI= image(cv::Rect(360,55,40,50)); // Cloud region
+
+ // Display reference patch
+ cv::namedWindow("Reference");
+ cv::imshow("Reference",imageROI);
+
+ // Find histogram of reference
+ Histogram1D h;
+ cv::MatND hist= h.getHistogram(imageROI);
+ cv::namedWindow("Reference Hist");
+ cv::imshow("Reference Hist",h.getHistogramImage(imageROI));
+
+ // Create the objectfinder
+ ObjectFinder finder;
+ finder.setHistogram(hist);
+
+ finder.setThreshold(-1.0f);
+
+ // Get back-projection
+ cv::Mat result1;
+ result1= finder.find(image);
+
+ // Create negative image and display result
+ cv::Mat tmp;
+ result1.convertTo(tmp,CV_8U,-1.0,255.0);
+ cv::namedWindow("Backprojection result");
+ cv::imshow("Backprojection result",tmp);
+
+ // Get binary back-projection
+ finder.setThreshold(0.12f);
+ result1= finder.find(image);
+
+ // Draw a rectangle around the reference area
+ cv::rectangle(image,cv::Rect(360,55,40,50),cv::Scalar(0,0,0));
+
+ // Display image
+ cv::namedWindow("Image");
+ cv::imshow("Image",image);
+
+ // Display result
+ cv::namedWindow("Detection Result");
+ cv::imshow("Detection Result",result1);
+
+ // Second test image
+ cv::Mat image2= cv::imread("../dog.jpg",0);
+ cv::Mat result2;
+ result2= finder.find(image2);
+
+ // Display result
+ cv::namedWindow("Result (2)");
+ cv::imshow("Result (2)",result2);
+
+ // Load color image
+ ColorHistogram hc;
+ cv::Mat color= cv::imread("../waves.jpg");
+ color= hc.colorReduce(color,32);
+ cv::namedWindow("Color Image");
+ cv::imshow("Color Image",color);
+
+ imageROI= color(cv::Rect(0,0,165,75)); // blue sky area
+
+ // Get 3D color histogram
+ cv::MatND shist= hc.getHistogram(imageROI);
+ // Histograms with SparseMat does not work with OpenCV2.1
+ // cv::SparseMat shist= hc.getSparseHistogram(imageROI);
+
+ finder.setHistogram(shist);
+ finder.setThreshold(0.05f);
+
+ // Get back-projection of color histogram
+ result1= finder.find(color);
+
+ cv::namedWindow("Color Backproject Result");
+ cv::imshow("Color Backproject Result",result1);
+
+ // Second color image
+ cv::Mat color2= cv::imread("../dog.jpg");
+ color2= hc.colorReduce(color2,32);
+
+ // Get back-projection of color histogram
+ result2= finder.find(color2);
+
+ cv::namedWindow("Result color (2)");
+ cv::imshow("Result color (2)",result2);
+
+ // Get ab color histogram
+ color= cv::imread("../waves.jpg");
+ imageROI= color(cv::Rect(0,0,165,75)); // blue sky area
+ cv::MatND colorhist= hc.getabHistogram(imageROI);
+
+ finder.setHistogram(colorhist);
+ finder.setThreshold(0.05f);
+
+ // Convert to Lab space
+ cv::Mat lab;
+ cv::cvtColor(color, lab, CV_BGR2Lab);
+
+ // Get back-projection of ab histogram
+ int ch[2]={1,2};
+ result1= finder.find(lab,-128.0f,127.0f,ch,2);
+
+ cv::namedWindow("Result ab (1)");
+ cv::imshow("Result ab (1)",result1);
+
+ // Second color image
+ color2= cv::imread("../dog.jpg");
+
+ cv::namedWindow("Color Image (2)");
+ cv::imshow("Color Image (2)",color2);
+
+ cv::cvtColor(color2, lab, CV_BGR2Lab);
+
+ result2= finder.find(lab,-128.0f,127.0f,ch,2);
+
+ cv::namedWindow("Result ab (2)");
+ cv::imshow("Result ab (2)",result2);
+
+ // Get Hue color histogram
+ color= cv::imread("../waves.jpg");
+ imageROI= color(cv::Rect(0,0,165,75)); // blue sky area
+ colorhist= hc.getHueHistogram(imageROI);
+
+ finder.setHistogram(colorhist);
+ finder.setThreshold(0.3f);
+
+ // Convert to HSV space
+ cv::Mat hsv;
+ cv::cvtColor(color, hsv, CV_BGR2HSV);
+
+ // Get back-projection of hue histogram
+ ch[0]=0;
+ result1= finder.find(hsv,0.0f,180.0f,ch,1);
+
+ cv::namedWindow("Result Hue (1)");
+ cv::imshow("Result Hue (1)",result1);
+
+ // Second color image
+ color2= cv::imread("../dog.jpg");
+
+ cv::cvtColor(color2, hsv, CV_BGR2HSV);
+
+ result2= finder.find(hsv,0.0f,180.0f,ch,1);
+
+ cv::namedWindow("Result Hue (2)");
+ cv::imshow("Result Hue (2)",result2);
+
+ cv::waitKey();
+ return 0;
+}
+
/Chapter 04/objectfinder.cpp
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Index: Chapter 04/imageComparator.h
===================================================================
--- Chapter 04/imageComparator.h (nonexistent)
+++ Chapter 04/imageComparator.h (revision 9)
@@ -0,0 +1,72 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 4 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#if !defined ICOMPARATOR
+#define ICOMPARATOR
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include "colorhistogram.h"
+
+class ImageComparator {
+
+ private:
+
+ cv::Mat reference;
+ cv::Mat input;
+ cv::MatND refH;
+ cv::MatND inputH;
+
+ ColorHistogram hist;
+ int div;
+
+ public:
+
+ ImageComparator() : div(32) {
+
+ }
+
+ // Color reduction factor
+ // The comparaison will be made on images with
+ // color space reduced by this factor in each dimension
+ void setColorReduction( int factor) {
+
+ div= factor;
+ }
+
+ int getColorReduction() {
+
+ return div;
+ }
+
+ void setReferenceImage(const cv::Mat& image) {
+
+ reference= hist.colorReduce(image,div);
+ refH= hist.getHistogram(reference);
+ }
+
+ double compare(const cv::Mat& image) {
+
+ input= hist.colorReduce(image,div);
+ inputH= hist.getHistogram(input);
+
+ return cv::compareHist(refH,inputH,CV_COMP_INTERSECT);
+ }
+};
+
+
+#endif
/Chapter 04/imageComparator.h
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Index: Chapter 04/histograms.cpp
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--- Chapter 04/histograms.cpp (nonexistent)
+++ Chapter 04/histograms.cpp (revision 9)
@@ -0,0 +1,96 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 4 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+using namespace std;
+
+#include <opencv/cv.h>
+#include <opencv/highgui.h>
+#include "histogram.h"
+
+int main()
+{
+ // Read input image
+ cv::Mat image= cv::imread("../group.jpg",0);
+ if (!image.data)
+ return 0;
+
+ // Display the image
+ cv::namedWindow("Image");
+ cv::imshow("Image",image);
+
+ // The histogram object
+ Histogram1D h;
+
+ // Compute the histogram
+ cv::MatND histo= h.getHistogram(image);
+
+ // Loop over each bin
+ for (int i=0; i<256; i++)
+ cout << "Value " << i << " = " << histo.at<float>(i) << endl;
+
+ // Display a histogram as an image
+ cv::namedWindow("Histogram");
+ cv::imshow("Histogram",h.getHistogramImage(image));
+
+ // creating a binary image by thresholding at the valley
+ cv::Mat thresholded;
+ cv::threshold(image,thresholded,60,255,cv::THRESH_BINARY);
+
+ // Display the thresholded image
+ cv::namedWindow("Binary Image");
+ cv::imshow("Binary Image",thresholded);
+ cv::imwrite("binary.bmp",thresholded);
+
+ // Equalize the image
+ cv::Mat eq= h.equalize(image);
+
+ // Show the result
+ cv::namedWindow("Equalized Image");
+ cv::imshow("Equalized Image",eq);
+
+ // Show the new histogram
+ cv::namedWindow("Equalized Histogram");
+ cv::imshow("Equalized Histogram",h.getHistogramImage(eq));
+
+ // Stretch the image ignoring bins with less than 5 pixels
+ cv::Mat str= h.stretch(image,5);
+
+ // Show the result
+ cv::namedWindow("Stretched Image");
+ cv::imshow("Stretched Image",str);
+
+ // Show the new histogram
+ cv::namedWindow("Stretched Histogram");
+ cv::imshow("Stretched Histogram",h.getHistogramImage(str));
+
+ // Create an image inversion table
+ cv::Mat lookup;
+
+ for (int i=0; i<256; i++) {
+
+ lookup.data[i]= 255-i;
+ }
+
+ // Apply lookup and display negative image
+ cv::namedWindow("Negative image");
+ cv::imshow("Negative image",h.applyLookUp(image,lookup));
+
+ cv::waitKey();
+ return 0;
+}
+
/Chapter 04/histograms.cpp
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Index: Chapter 04/colorhistogram.h
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--- Chapter 04/colorhistogram.h (nonexistent)
+++ Chapter 04/colorhistogram.h (revision 9)
@@ -0,0 +1,169 @@
+#if !defined COLHISTOGRAM
+#define COLHISTOGRAM
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+
+class ColorHistogram {
+
+ private:
+
+ int histSize[3];
+ float hranges[2];
+ const float* ranges[3];
+ int channels[3];
+
+ public:
+
+ ColorHistogram() {
+
+ // Prepare arguments for a color histogram
+ histSize[0]= histSize[1]= histSize[2]= 256;
+ hranges[0]= 0.0; // BRG range
+ hranges[1]= 255.0;
+ ranges[0]= hranges; // all channels have the same range
+ ranges[1]= hranges;
+ ranges[2]= hranges;
+ channels[0]= 0; // the three channels
+ channels[1]= 1;
+ channels[2]= 2;
+ }
+
+ // Computes the histogram.
+ cv::MatND getHistogram(const cv::Mat &image) {
+
+ cv::MatND hist;
+
+ // BGR color histogram
+ hranges[0]= 0.0; // BRG range
+ hranges[1]= 255.0;
+ channels[0]= 0; // the three channels
+ channels[1]= 1;
+ channels[2]= 2;
+
+ // Compute histogram
+ cv::calcHist(&image,
+ 1, // histogram of 1 image only
+ channels, // the channel used
+ cv::Mat(), // no mask is used
+ hist, // the resulting histogram
+ 3, // it is a 3D histogram
+ histSize, // number of bins
+ ranges // pixel value range
+ );
+
+ return hist;
+ }
+
+ // Computes the histogram.
+ cv::SparseMat getSparseHistogram(const cv::Mat &image) {
+
+ cv::SparseMat hist(3,histSize,CV_32F);
+
+ // BGR color histogram
+ hranges[0]= 0.0; // BRG range
+ hranges[1]= 255.0;
+ channels[0]= 0; // the three channels
+ channels[1]= 1;
+ channels[2]= 2;
+
+ // Compute histogram
+ cv::calcHist(&image,
+ 1, // histogram of 1 image only
+ channels, // the channel used
+ cv::Mat(), // no mask is used
+ hist, // the resulting histogram
+ 3, // it is a 3D histogram
+ histSize, // number of bins
+ ranges // pixel value range
+ );
+
+ return hist;
+ }
+
+ // Computes the 2D ab histogram.
+ // BGR source image is converted to Lab
+ cv::MatND getabHistogram(const cv::Mat &image) {
+
+ cv::MatND hist;
+
+ // Convert to Lab color space
+ cv::Mat lab;
+ cv::cvtColor(image, lab, CV_BGR2Lab);
+
+ // Prepare arguments for a 2D color histogram
+ hranges[0]= -128.0;
+ hranges[1]= 127.0;
+ channels[0]= 1; // the two channels used are ab
+ channels[1]= 2;
+
+ // Compute histogram
+ cv::calcHist(&lab,
+ 1, // histogram of 1 image only
+ channels, // the channel used
+ cv::Mat(), // no mask is used
+ hist, // the resulting histogram
+ 2, // it is a 2D histogram
+ histSize, // number of bins
+ ranges // pixel value range
+ );
+
+ return hist;
+ }
+
+ // Computes the 1D Hue histogram with a mask.
+ // BGR source image is converted to HSV
+ cv::MatND getHueHistogram(const cv::Mat &image) {
+
+ cv::MatND hist;
+
+ // Convert to Lab color space
+ cv::Mat hue;
+ cv::cvtColor(image, hue, CV_BGR2HSV);
+
+ // Prepare arguments for a 1D hue histogram
+ hranges[0]= 0.0;
+ hranges[1]= 180.0;
+ channels[0]= 0; // the hue channel
+
+ // Compute histogram
+ cv::calcHist(&hue,
+ 1, // histogram of 1 image only
+ channels, // the channel used
+ cv::Mat(), // no mask is used
+ hist, // the resulting histogram
+ 1, // it is a 1D histogram
+ histSize, // number of bins
+ ranges // pixel value range
+ );
+
+ return hist;
+ }
+
+ cv::Mat colorReduce(const cv::Mat &image, int div=64) {
+
+ int n= static_cast<int>(log(static_cast<double>(div))/log(2.0));
+ // mask used to round the pixel value
+ uchar mask= 0xFF<<n; // e.g. for div=16, mask= 0xF0
+
+ cv::Mat_<cv::Vec3b>::const_iterator it= image.begin<cv::Vec3b>();
+ cv::Mat_<cv::Vec3b>::const_iterator itend= image.end<cv::Vec3b>();
+
+ // Set output image (always 1-channel)
+ cv::Mat result(image.rows,image.cols,image.type());
+ cv::Mat_<cv::Vec3b>::iterator itr= result.begin<cv::Vec3b>();
+
+ for ( ; it!= itend; ++it, ++itr) {
+
+ (*itr)[0]= ((*it)[0]&mask) + div/2;
+ (*itr)[1]= ((*it)[1]&mask) + div/2;
+ (*itr)[2]= ((*it)[2]&mask) + div/2;
+ }
+
+ return result;
+}
+
+};
+
+
+#endif
/Chapter 04/colorhistogram.h
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Index: Chapter 04/histogram.h
===================================================================
--- Chapter 04/histogram.h (nonexistent)
+++ Chapter 04/histogram.h (revision 9)
@@ -0,0 +1,192 @@
+#if !defined HISTOGRAM
+#define HISTOGRAM
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+
+class Histogram1D {
+
+ private:
+
+ int histSize[1];
+ float hranges[2];
+ const float* ranges[1];
+ int channels[1];
+
+ public:
+
+ Histogram1D() {
+
+ // Prepare arguments for 1D histogram
+ histSize[0]= 256;
+ hranges[0]= 0.0;
+ hranges[1]= 255.0;
+ ranges[0]= hranges;
+ channels[0]= 0; // by default, we look at channel 0
+ }
+
+ // Sets the channel on which histogram will be calculated.
+ // By default it is channel 0.
+ void setChannel(int c) {
+
+ channels[0]= c;
+ }
+
+ // Gets the channel used.
+ int getChannel() {
+
+ return channels[0];
+ }
+
+ // Sets the range for the pixel values.
+ // By default it is [0,255]
+ void setRange(float minValue, float maxValue) {
+
+ hranges[0]= minValue;
+ hranges[1]= maxValue;
+ }
+
+ // Gets the min pixel value.
+ float getMinValue() {
+
+ return hranges[0];
+ }
+
+ // Gets the max pixel value.
+ float getMaxValue() {
+
+ return hranges[1];
+ }
+
+ // Sets the number of bins in histogram.
+ // By default it is 256.
+ void setNBins(int nbins) {
+
+ histSize[0]= nbins;
+ }
+
+ // Gets the number of bins in histogram.
+ int getNBins() {
+
+ return histSize[0];
+ }
+
+ // Computes the 1D histogram.
+ cv::MatND getHistogram(const cv::Mat &image) {
+
+ cv::MatND hist;
+
+ // Compute histogram
+ cv::calcHist(&image,
+ 1, // histogram of 1 image only
+ channels, // the channel used
+ cv::Mat(), // no mask is used
+ hist, // the resulting histogram
+ 1, // it is a 1D histogram
+ histSize, // number of bins
+ ranges // pixel value range
+ );
+
+ return hist;
+ }
+
+ // Computes the 1D histogram and returns an image of it.
+ cv::Mat getHistogramImage(const cv::Mat &image){
+
+ // Compute histogram first
+ cv::MatND hist= getHistogram(image);
+
+ // Get min and max bin values
+ double maxVal=0;
+ double minVal=0;
+ cv::minMaxLoc(hist, &minVal, &maxVal, 0, 0);
+
+ // Image on which to display histogram
+ cv::Mat histImg(histSize[0], histSize[0], CV_8U,cv::Scalar(255));
+
+ // set highest point at 90% of nbins
+ int hpt = static_cast<int>(0.9*histSize[0]);
+
+ // Draw vertical line for each bin
+ for( int h = 0; h < histSize[0]; h++ ) {
+
+ float binVal = hist.at<float>(h);
+ int intensity = static_cast<int>(binVal*hpt/maxVal);
+ cv::line(histImg,cv::Point(h,histSize[0]),cv::Point(h,histSize[0]-intensity),cv::Scalar::all(0));
+ }
+
+ return histImg;
+ }
+
+ // Equalizes the source image.
+ cv::Mat equalize(const cv::Mat &image) {
+
+ cv::Mat result;
+ cv::equalizeHist(image,result);
+
+ return result;
+ }
+
+ // Stretches the source image.
+ cv::Mat stretch(const cv::Mat &image, int minValue=0) {
+
+ // Compute histogram first
+ cv::MatND hist= getHistogram(image);
+
+ // find left extremity of the histogram
+ int imin= 0;
+ for( ; imin < histSize[0]; imin++ ) {
+ std::cout<<hist.at<float>(imin)<<std::endl;
+ if (hist.at<float>(imin) > minValue)
+ break;
+ }
+
+ // find right extremity of the histogram
+ int imax= histSize[0]-1;
+ for( ; imax >= 0; imax-- ) {
+
+ if (hist.at<float>(imax) > minValue)
+ break;
+ }
+
+ // Create lookup table
+ int dims[1]={256};
+ cv::MatND lookup(1,dims,CV_8U);
+
+ for (int i=0; i<256; i++) {
+
+ if (i < imin) lookup.at<uchar>(i)= 0;
+ else if (i > imax) lookup.at<uchar>(i)= 255;
+ else lookup.at<uchar>(i)= static_cast<uchar>(255.0*(i-imin)/(imax-imin)+0.5);
+ }
+
+ // Apply lookup table
+ cv::Mat result;
+ result= applyLookUp(image,lookup);
+
+ return result;
+ }
+
+ // Applies a lookup table transforming an input image into a 1-channel image
+ cv::Mat applyLookUp(const cv::Mat& image, const cv::MatND& lookup) {
+
+ // Set output image (always 1-channel)
+ cv::Mat result(image.rows,image.cols,CV_8U);
+ cv::Mat_<uchar>::iterator itr= result.begin<uchar>();
+
+ // Iterates over the input image
+ cv::Mat_<uchar>::const_iterator it= image.begin<uchar>();
+ cv::Mat_<uchar>::const_iterator itend= image.end<uchar>();
+
+ // Applies lookup to each pixel
+ for ( ; it!= itend; ++it, ++itr) {
+
+ *itr= lookup.at<uchar>(*it);
+ }
+
+ return result;
+ }
+};
+
+
+#endif
/Chapter 04/histogram.h
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Index: Chapter 04/objectFinder.h
===================================================================
--- Chapter 04/objectFinder.h (nonexistent)
+++ Chapter 04/objectFinder.h (revision 9)
@@ -0,0 +1,142 @@
+#if !defined OFINDER
+#define OFINDER
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+
+class ObjectFinder {
+
+ private:
+
+ float hranges[2];
+ const float* ranges[3];
+ int channels[3];
+
+ float threshold;
+ cv::MatND histogram;
+ cv::SparseMat shistogram;
+ bool isSparse;
+
+ public:
+
+ ObjectFinder() : threshold(0.1f), isSparse(false) {
+
+ ranges[0]= hranges; // all channels have the same range
+ ranges[1]= hranges;
+ ranges[2]= hranges;
+ }
+
+ // Sets the threshold on histogram values [0,1]
+ void setThreshold(float t) {
+
+ threshold= t;
+ }
+
+ // Gets the threshold
+ float getThreshold() {
+
+ return threshold;
+ }
+
+ // Sets the reference histogram
+ void setHistogram(const cv::MatND& h) {
+
+ isSparse= false;
+ histogram= h;
+ cv::normalize(histogram,histogram,1.0);
+ }
+
+ // Sets the reference histogram
+ void setHistogram(const cv::SparseMat& h) {
+
+ isSparse= true;
+ shistogram= h;
+ cv::normalize(shistogram,shistogram,1.0,cv::NORM_L2);
+ }
+
+ // Finds the pixels belonging to the histogram
+ cv::Mat find(const cv::Mat& image) {
+
+ cv::Mat result;
+
+ hranges[0]= 0.0; // range [0,255]
+ hranges[1]= 255.0;
+ channels[0]= 0; // the three channels
+ channels[1]= 1;
+ channels[2]= 2;
+
+ if (isSparse) { // call the right function based on histogram type
+
+ cv::calcBackProject(&image,
+ 1, // one image
+ channels, // vector specifying what histogram dimensions belong to what image channels
+ shistogram, // the histogram we are using
+ result, // the resulting back projection image
+ ranges, // the range of values, for each dimension
+ 255.0 // the scaling factor is chosen such that a histogram value of 1 maps to 255
+ );
+
+ } else {
+
+ cv::calcBackProject(&image,
+ 1, // one image
+ channels, // vector specifying what histogram dimensions belong to what image channels
+ histogram, // the histogram we are using
+ result, // the resulting back projection image
+ ranges, // the range of values, for each dimension
+ 255.0 // the scaling factor is chosen such that a histogram value of 1 maps to 255
+ );
+ }
+
+
+ // Threshold back projection to obtain a binary image
+ if (threshold>0.0)
+ cv::threshold(result, result, 255*threshold, 255, cv::THRESH_BINARY);
+
+ return result;
+ }
+
+ cv::Mat find(const cv::Mat& image, float minValue, float maxValue, int *channels, int dim) {
+
+ cv::Mat result;
+
+ hranges[0]= minValue;
+ hranges[1]= maxValue;
+
+ for (int i=0; i<dim; i++)
+ this->channels[i]= channels[i];
+
+ if (isSparse) { // call the right function based on histogram type
+
+ cv::calcBackProject(&image,
+ 1, // we only use one image at a time
+ channels, // vector specifying what histogram dimensions belong to what image channels
+ shistogram, // the histogram we are using
+ result, // the resulting back projection image
+ ranges, // the range of values, for each dimension
+ 255.0 // the scaling factor is chosen such that a histogram value of 1 maps to 255
+ );
+
+ } else {
+
+ cv::calcBackProject(&image,
+ 1, // we only use one image at a time
+ channels, // vector specifying what histogram dimensions belong to what image channels
+ histogram, // the histogram we are using
+ result, // the resulting back projection image
+ ranges, // the range of values, for each dimension
+ 255.0 // the scaling factor is chosen such that a histogram value of 1 maps to 255
+ );
+ }
+
+ // Threshold back projection to obtain a binary image
+ if (threshold>0.0)
+ cv::threshold(result, result, 255*threshold, 255, cv::THRESH_BINARY);
+
+ return result;
+ }
+
+};
+
+
+#endif
/Chapter 04/objectFinder.h
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Index: Chapter 04/retrieve.cpp
===================================================================
--- Chapter 04/retrieve.cpp (nonexistent)
+++ Chapter 04/retrieve.cpp (revision 9)
@@ -0,0 +1,74 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 4 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+using namespace std;
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+
+#include "imageComparator.h"
+
+int main()
+{
+ // Read reference image
+ cv::Mat image= cv::imread("../waves.jpg");
+ if (!image.data)
+ return 0;
+
+ // Display image
+ cv::namedWindow("Query Image");
+ cv::imshow("Query Image",image);
+
+ ImageComparator c;
+ c.setReferenceImage(image);
+
+ // Read an image and compare it with reference
+ cv::Mat input= cv::imread("../dog.jpg");
+ cout << "waves vs dog: " << c.compare(input) << endl;
+
+ // Read an image and compare it with reference
+ input= cv::imread("../marais.jpg");
+ cout << "waves vs marais: " << c.compare(input) << endl;
+
+ // Read an image and compare it with reference
+ input= cv::imread("../bear.jpg");
+ cout << "waves vs bear: " << c.compare(input) << endl;
+
+ // Read an image and compare it with reference
+ input= cv::imread("../beach.jpg");
+ cout << "waves vs beach: " << c.compare(input) << endl;
+
+ // Read an image and compare it with reference
+ input= cv::imread("../polar.jpg");
+ cout << "waves vs polar: " << c.compare(input) << endl;
+
+ // Read an image and compare it with reference
+ input= cv::imread("../moose.jpg");
+ cout << "waves vs moose: " << c.compare(input) << endl;
+
+ // Read an image and compare it with reference
+ input= cv::imread("../lake.jpg");
+ cout << "waves vs lake: " << c.compare(input) << endl;
+
+ // Read an image and compare it with reference
+ input= cv::imread("../fundy.jpg");
+ cout << "waves vs fundy: " << c.compare(input) << endl;
+
+ cv::waitKey();
+ return 0;
+}
/Chapter 04/retrieve.cpp
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Index: Chapter 04/finder.cpp
===================================================================
--- Chapter 04/finder.cpp (nonexistent)
+++ Chapter 04/finder.cpp (revision 9)
@@ -0,0 +1,128 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 4 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+#include <vector>
+using namespace std;
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/video/tracking.hpp>
+
+#include "objectFinder.h"
+#include "colorhistogram.h"
+
+int main()
+{
+ // Read reference image
+ cv::Mat image= cv::imread("../baboon1.jpg");
+ if (!image.data)
+ return 0;
+
+ // Define ROI
+ cv::Mat imageROI= image(cv::Rect(110,260,35,40));
+ cv::rectangle(image, cv::Rect(110,260,35,40),cv::Scalar(0,0,255));
+
+ // Display image
+ cv::namedWindow("Image");
+ cv::imshow("Image",image);
+
+ // Get the Hue histogram
+ int minSat=65;
+ ColorHistogram hc;
+ cv::MatND colorhist= hc.getHueHistogram(imageROI);
+
+ ObjectFinder finder;
+ finder.setHistogram(colorhist);
+ finder.setThreshold(0.2f);
+
+ // Convert to HSV space
+ cv::Mat hsv;
+ cv::cvtColor(image, hsv, CV_BGR2HSV);
+
+ // Split the image
+ vector<cv::Mat> v;
+ cv::split(hsv,v);
+
+ // Eliminate pixels with low saturation
+ cv::threshold(v[1],v[1],minSat,255,cv::THRESH_BINARY);
+ cv::namedWindow("Saturation");
+ cv::imshow("Saturation",v[1]);
+
+ // Get back-projection of hue histogram
+ int ch[1]={0};
+ cv::Mat result= finder.find(hsv,0.0f,180.0f,ch,1);
+
+ cv::namedWindow("Result Hue");
+ cv::imshow("Result Hue",result);
+
+ cv::bitwise_and(result,v[1],result);
+ cv::namedWindow("Result Hue and");
+ cv::imshow("Result Hue and",result);
+
+ // Second image
+ image= cv::imread("../baboon3.jpg");
+
+ // Display image
+ cv::namedWindow("Image 2");
+ cv::imshow("Image 2",image);
+
+ // Convert to HSV space
+ cv::cvtColor(image, hsv, CV_BGR2HSV);
+
+ // Split the image
+ cv::split(hsv,v);
+
+ // Eliminate pixels with low saturation
+ cv::threshold(v[1],v[1],minSat,255,cv::THRESH_BINARY);
+ cv::namedWindow("Saturation");
+ cv::imshow("Saturation",v[1]);
+
+ // Get back-projection of hue histogram
+ result= finder.find(hsv,0.0f,180.0f,ch,1);
+
+ cv::namedWindow("Result Hue");
+ cv::imshow("Result Hue",result);
+
+ // Eliminate low stauration pixels
+ cv::bitwise_and(result,v[1],result);
+ cv::namedWindow("Result Hue and");
+ cv::imshow("Result Hue and",result);
+
+ // Get back-projection of hue histogram
+ finder.setThreshold(-1.0f);
+ result= finder.find(hsv,0.0f,180.0f,ch,1);
+ cv::bitwise_and(result,v[1],result);
+ cv::namedWindow("Result Hue and raw");
+ cv::imshow("Result Hue and raw",result);
+
+ cv::Rect rect(110,260,35,40);
+ cv::rectangle(image, rect, cv::Scalar(0,0,255));
+
+ cv::TermCriteria criteria(cv::TermCriteria::MAX_ITER,10,0.01);
+ cout << "meanshift= " << cv::meanShift(result,rect,criteria) << endl;
+
+ cv::rectangle(image, rect, cv::Scalar(0,255,0));
+
+ // Display image
+ cv::namedWindow("Image 2 result");
+ cv::imshow("Image 2 result",image);
+
+ cv::waitKey();
+ return 0;
+}
/Chapter 04/finder.cpp
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Index: Chapter 04/README.txt
===================================================================
--- Chapter 04/README.txt (nonexistent)
+++ Chapter 04/README.txt (revision 9)
@@ -0,0 +1,28 @@
+This directory contains material supporting chapter 4 of the cookbook:
+Computer Vision Programming using the OpenCV Library.
+by Robert Laganiere, Packt Publishing, 2011.
+
+Files:
+ histogram.h
+ histograms.cpp
+correspond to Recipes:
+Computing the Image Histogram
+Applying Look-up Tables to Modify Image Appearance
+
+Files:
+ colorhistogram.h
+ objectfinder.h
+ objectfinder.cpp
+correspond to Recipe:
+Backprojecting a Histogram to Detect Specific Image Content
+
+File:
+ finder.cpp
+correspond to Recipe:
+Using the Meanshift Algorithm to Find an Object
+
+Files:
+ imageComparator.h
+ retrieve.cpp
+correspond to Recipes:
+Retrieving Similar Images using Histogram Comparison
/Chapter 04/README.txt
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Index: Chapter 07/blobs.cpp
===================================================================
--- Chapter 07/blobs.cpp (nonexistent)
+++ Chapter 07/blobs.cpp (revision 9)
@@ -0,0 +1,169 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 7 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+#include <vector>
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+
+int main()
+{
+ // Read input binary image
+ cv::Mat image= cv::imread("../binaryGroup.bmp",0);
+ if (!image.data)
+ return 0;
+
+ cv::namedWindow("Binary Image");
+ cv::imshow("Binary Image",image);
+
+ // Get the contours of the connected components
+ std::vector<std::vector<cv::Point> > contours;
+ cv::findContours(image,
+ contours, // a vector of contours
+ CV_RETR_EXTERNAL, // retrieve the external contours
+ CV_CHAIN_APPROX_NONE); // retrieve all pixels of each contours
+
+ // Print contours' length
+ std::cout << "Contours: " << contours.size() << std::endl;
+ std::vector<std::vector<cv::Point> >::const_iterator itContours= contours.begin();
+ for ( ; itContours!=contours.end(); ++itContours) {
+
+ std::cout << "Size: " << itContours->size() << std::endl;
+ }
+
+ // draw black contours on white image
+ cv::Mat result(image.size(),CV_8U,cv::Scalar(255));
+ cv::drawContours(result,contours,
+ -1, // draw all contours
+ cv::Scalar(0), // in black
+ 2); // with a thickness of 2
+
+ cv::namedWindow("Contours");
+ cv::imshow("Contours",result);
+
+ // Eliminate too short or too long contours
+ int cmin= 100; // minimum contour length
+ int cmax= 1000; // maximum contour length
+ std::vector<std::vector<cv::Point> >::const_iterator itc= contours.begin();
+ while (itc!=contours.end()) {
+
+ if (itc->size() < cmin || itc->size() > cmax)
+ itc= contours.erase(itc);
+ else
+ ++itc;
+ }
+
+ // draw contours on the original image
+ cv::Mat original= cv::imread("../group.jpg");
+ cv::drawContours(original,contours,
+ -1, // draw all contours
+ cv::Scalar(255,255,255), // in white
+ 2); // with a thickness of 2
+
+ cv::namedWindow("Contours on Animals");
+ cv::imshow("Contours on Animals",original);
+
+ // Let's now draw black contours on white image
+ result.setTo(cv::Scalar(255));
+ cv::drawContours(result,contours,
+ -1, // draw all contours
+ cv::Scalar(0), // in black
+ 1); // with a thickness of 1
+ image= cv::imread("../binaryGroup.bmp",0);
+
+ // testing the bounding box
+ cv::Rect r0= cv::boundingRect(cv::Mat(contours[0]));
+ cv::rectangle(result,r0,cv::Scalar(0),2);
+
+ // testing the enclosing circle
+ float radius;
+ cv::Point2f center;
+ cv::minEnclosingCircle(cv::Mat(contours[1]),center,radius);
+ cv::circle(result,cv::Point(center),static_cast<int>(radius),cv::Scalar(0),2);
+
+// cv::RotatedRect rrect= cv::fitEllipse(cv::Mat(contours[1]));
+// cv::ellipse(result,rrect,cv::Scalar(0),2);
+
+ // testing the approximate polygon
+ std::vector<cv::Point> poly;
+ cv::approxPolyDP(cv::Mat(contours[2]),poly,5,true);
+
+ std::cout << "Polygon size: " << poly.size() << std::endl;
+
+ // Iterate over each segment and draw it
+ std::vector<cv::Point>::const_iterator itp= poly.begin();
+ while (itp!=(poly.end()-1)) {
+ cv::line(result,*itp,*(itp+1),cv::Scalar(0),2);
+ ++itp;
+ }
+ // last point linked to first point
+ cv::line(result,*(poly.begin()),*(poly.end()-1),cv::Scalar(20),2);
+
+ // testing the convex hull
+ std::vector<cv::Point> hull;
+ cv::convexHull(cv::Mat(contours[3]),hull);
+
+ // Iterate over each segment and draw it
+ std::vector<cv::Point>::const_iterator it= hull.begin();
+ while (it!=(hull.end()-1)) {
+ cv::line(result,*it,*(it+1),cv::Scalar(0),2);
+ ++it;
+ }
+ // last point linked to first point
+ cv::line(result,*(hull.begin()),*(hull.end()-1),cv::Scalar(20),2);
+
+ // testing the moments
+
+ // iterate over all contours
+ itc= contours.begin();
+ while (itc!=contours.end()) {
+
+ // compute all moments
+ cv::Moments mom= cv::moments(cv::Mat(*itc++));
+
+ // draw mass center
+ cv::circle(result,
+ // position of mass center converted to integer
+ cv::Point(mom.m10/mom.m00,mom.m01/mom.m00),
+ 2,cv::Scalar(0),2); // draw black dot
+ }
+
+ cv::namedWindow("Some Shape descriptors");
+ cv::imshow("Some Shape descriptors",result);
+
+ // New call to findContours but with CV_RETR_LIST flag
+ image= cv::imread("../binaryGroup.bmp",0);
+
+ // Get the contours of the connected components
+ cv::findContours(image,
+ contours, // a vector of contours
+ CV_RETR_LIST, // retrieve the external and internal contours
+ CV_CHAIN_APPROX_NONE); // retrieve all pixels of each contours
+
+ // draw black contours on white image
+ result.setTo(cv::Scalar(255));
+ cv::drawContours(result,contours,
+ -1, // draw all contours
+ cv::Scalar(0), // in black
+ 2); // with a thickness of 2
+ cv::namedWindow("All Contours");
+ cv::imshow("All Contours",result);
+
+ cv::waitKey();
+ return 0;
+}
/Chapter 07/blobs.cpp
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Index: Chapter 07/edgedetector.h
===================================================================
--- Chapter 07/edgedetector.h (nonexistent)
+++ Chapter 07/edgedetector.h (revision 9)
@@ -0,0 +1,121 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 6 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#if !defined SOBELEDGES
+#define SOBELEDGES
+
+#define PI 3.1415926
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+
+class EdgeDetector {
+
+ private:
+
+ // original image
+ cv::Mat img;
+
+ // 16-bit signed int image
+ cv::Mat sobel;
+
+ // Aperture size of the Sobel kernel
+ int aperture;
+
+ // Sobel magnitude
+ cv::Mat sobelMagnitude;
+
+ // Sobel orientation
+ cv::Mat sobelOrientation;
+
+ public:
+
+ EdgeDetector() : aperture(3) {}
+
+ // Set the aperture size of the kernel
+ void setAperture(int a) {
+
+ aperture= a;
+ }
+
+ // Get the aperture size of the kernel
+ int getAperture() const {
+
+ return aperture;
+ }
+
+ // Compute the Sobel
+ void computeSobel(const cv::Mat& image, cv::Mat &sobelX=cv::Mat(), cv::Mat &sobelY=cv::Mat()) {
+
+ // Compute Sobel
+ cv::Sobel(image,sobelX,CV_32F,1,0,aperture);
+ cv::Sobel(image,sobelY,CV_32F,0,1,aperture);
+
+ // Compute magnitude and orientation
+ cv::cartToPolar(sobelX,sobelY,sobelMagnitude,sobelOrientation);
+ }
+
+ // Get Sobel magnitude
+ // Make a copy if called more than once
+ cv::Mat getMagnitude() {
+
+ return sobelMagnitude;
+ }
+
+ // Get Sobel orientation
+ // Make a copy if called more than once
+ cv::Mat getOrientation() {
+
+ return sobelOrientation;
+ }
+
+ // Get a thresholded binary map
+ cv::Mat getBinaryMap(double threshold) {
+
+ cv::Mat bin;
+ cv::threshold(sobelMagnitude,bin,threshold,255,cv::THRESH_BINARY_INV);
+
+ return bin;
+ }
+
+ // Get a CV_8U image of the Sobel
+ cv::Mat getSobelImage() {
+
+ cv::Mat bin;
+
+ double minval, maxval;
+ cv::minMaxLoc(sobelMagnitude,&minval,&maxval);
+ sobelMagnitude.convertTo(bin,CV_8U,255/maxval);
+
+ return bin;
+ }
+
+ // Get a CV_8U image of the Sobel orientation
+ // 1 gray-level = 2 degrees
+ cv::Mat getSobelOrientationImage() {
+
+ cv::Mat bin;
+
+ sobelOrientation.convertTo(bin,CV_8U,90/PI);
+
+ return bin;
+ }
+
+};
+
+
+#endif
/Chapter 07/edgedetector.h
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Index: Chapter 07/linefinder.h
===================================================================
--- Chapter 07/linefinder.h (nonexistent)
+++ Chapter 07/linefinder.h (revision 9)
@@ -0,0 +1,157 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 7 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#if !defined LINEF
+#define LINEF
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#define PI 3.1415926
+
+class LineFinder {
+
+ private:
+
+ // original image
+ cv::Mat img;
+
+ // vector containing the end points
+ // of the detected lines
+ std::vector<cv::Vec4i> lines;
+
+ // accumulator resolution parameters
+ double deltaRho;
+ double deltaTheta;
+
+ // minimum number of votes that a line
+ // must receive before being considered
+ int minVote;
+
+ // min length for a line
+ double minLength;
+
+ // max allowed gap along the line
+ double maxGap;
+
+ public:
+
+ // Default accumulator resolution is 1 pixel by 1 degree
+ // no gap, no mimimum length
+ LineFinder() : deltaRho(1), deltaTheta(PI/180), minVote(10), minLength(0.), maxGap(0.) {}
+
+ // Set the resolution of the accumulator
+ void setAccResolution(double dRho, double dTheta) {
+
+ deltaRho= dRho;
+ deltaTheta= dTheta;
+ }
+
+ // Set the minimum number of votes
+ void setMinVote(int minv) {
+
+ minVote= minv;
+ }
+
+ // Set line length and gap
+ void setLineLengthAndGap(double length, double gap) {
+
+ minLength= length;
+ maxGap= gap;
+ }
+
+ // Apply probabilistic Hough Transform
+ std::vector<cv::Vec4i> findLines(cv::Mat& binary) {
+
+ lines.clear();
+ cv::HoughLinesP(binary,lines,deltaRho,deltaTheta,minVote, minLength, maxGap);
+
+ return lines;
+ }
+
+ // Draw the detected lines on an image
+ void drawDetectedLines(cv::Mat &image, cv::Scalar color=cv::Scalar(255,255,255)) {
+
+ // Draw the lines
+ std::vector<cv::Vec4i>::const_iterator it2= lines.begin();
+
+ while (it2!=lines.end()) {
+
+ cv::Point pt1((*it2)[0],(*it2)[1]);
+ cv::Point pt2((*it2)[2],(*it2)[3]);
+
+ cv::line( image, pt1, pt2, color);
+
+ ++it2;
+ }
+ }
+
+ // Eliminates lines that do not have an orientation equals to
+ // the ones specified in the input matrix of orientations
+ // At least the given percentage of pixels on the line must
+ // be within plus or minus delta of the corresponding orientation
+ std::vector<cv::Vec4i> removeLinesOfInconsistentOrientations(
+ const cv::Mat &orientations, double percentage, double delta) {
+
+ std::vector<cv::Vec4i>::iterator it= lines.begin();
+
+ // check all lines
+ while (it!=lines.end()) {
+
+ // end points
+ int x1= (*it)[0];
+ int y1= (*it)[1];
+ int x2= (*it)[2];
+ int y2= (*it)[3];
+
+ // line orientation + 90o to get the parallel line
+ double ori1= atan2(static_cast<double>(y1-y2),static_cast<double>(x1-x2))+PI/2;
+ if (ori1>PI) ori1= ori1-2*PI;
+
+ double ori2= atan2(static_cast<double>(y2-y1),static_cast<double>(x2-x1))+PI/2;
+ if (ori2>PI) ori2= ori2-2*PI;
+
+ // for all points on the line
+ cv::LineIterator lit(orientations,cv::Point(x1,y1),cv::Point(x2,y2));
+ int i,count=0;
+ for(i = 0, count=0; i < lit.count; i++, ++lit) {
+
+ float ori= *(reinterpret_cast<float *>(*lit));
+
+ // is line orientation similar to gradient orientation ?
+ if (std::min(fabs(ori-ori1),fabs(ori-ori2))<delta)
+ count++;
+
+ }
+
+ double consistency= count/static_cast<double>(i);
+
+ // set to zero lines of inconsistent orientation
+ if (consistency < percentage) {
+
+ (*it)[0]=(*it)[1]=(*it)[2]=(*it)[3]=0;
+
+ }
+
+ ++it;
+ }
+
+ return lines;
+ }
+};
+
+
+#endif
/Chapter 07/linefinder.h
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Index: Chapter 07/README.txt
===================================================================
--- Chapter 07/README.txt (nonexistent)
+++ Chapter 07/README.txt (revision 9)
@@ -0,0 +1,18 @@
+This directory contains material supporting chapter 7 of the cookbook:
+Computer Vision Programming using the OpenCV Library.
+by Robert Laganiere, Packt Publishing, 2011.
+
+Files:
+ edgedetector.h
+ linefinder.h
+ contours.cpp
+correspond to Recipes:
+Detecting Image Contours with the Canny Operator
+Detecting Lines in Images with the Hough Transform
+Fitting a Line to a Set of Points
+
+File:
+ blobs.cpp
+correspond to Recipes:
+Extracting the ComponentsÂ’ Contours
+Computing ComponentsÂ’ Shape Descriptors
/Chapter 07/README.txt
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Index: Chapter 07/contours.cpp
===================================================================
--- Chapter 07/contours.cpp (nonexistent)
+++ Chapter 07/contours.cpp (revision 9)
@@ -0,0 +1,277 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 7 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+#include <vector>
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+
+#include "linefinder.h"
+#include "edgedetector.h"
+
+#define PI 3.1415926
+
+int main()
+{
+ // Read input image
+ cv::Mat image= cv::imread("../road.jpg",0);
+ if (!image.data)
+ return 0;
+
+ // Display the image
+ cv::namedWindow("Original Image");
+ cv::imshow("Original Image",image);
+
+ // Compute Sobel
+ EdgeDetector ed;
+ ed.computeSobel(image);
+
+ // Display the Sobel orientation
+ cv::namedWindow("Sobel (orientation)");
+ cv::imshow("Sobel (orientation)",ed.getSobelOrientationImage());
+ cv::imwrite("ori.bmp",ed.getSobelOrientationImage());
+
+ // Display the Sobel low threshold
+ cv::namedWindow("Sobel (low threshold)");
+ cv::imshow("Sobel (low threshold)",ed.getBinaryMap(125));
+
+ // Display the Sobel high threshold
+ cv::namedWindow("Sobel (high threshold)");
+ cv::imshow("Sobel (high threshold)",ed.getBinaryMap(350));
+
+ // Apply Canny algorithm
+ cv::Mat contours;
+ cv::Canny(image,contours,125,350);
+ cv::Mat contoursInv;
+ cv::threshold(contours,contoursInv,128,255,cv::THRESH_BINARY_INV);
+
+ // Display the image of contours
+ cv::namedWindow("Canny Contours");
+ cv::imshow("Canny Contours",contoursInv);
+
+ // Create a test image
+ cv::Mat test(200,200,CV_8U,cv::Scalar(0));
+ cv::line(test,cv::Point(100,0),cv::Point(200,200),cv::Scalar(255));
+ cv::line(test,cv::Point(0,50),cv::Point(200,200),cv::Scalar(255));
+ cv::line(test,cv::Point(0,200),cv::Point(200,0),cv::Scalar(255));
+ cv::line(test,cv::Point(200,0),cv::Point(0,200),cv::Scalar(255));
+ cv::line(test,cv::Point(100,0),cv::Point(100,200),cv::Scalar(255));
+ cv::line(test,cv::Point(0,100),cv::Point(200,100),cv::Scalar(255));
+
+ // Display the test image
+ cv::namedWindow("Test Image");
+ cv::imshow("Test Image",test);
+ cv::imwrite("test.bmp",test);
+
+ // Hough tranform for line detection
+ std::vector<cv::Vec2f> lines;
+ cv::HoughLines(contours,lines,1,PI/180,60);
+
+ // Draw the lines
+ cv::Mat result(contours.rows,contours.cols,CV_8U,cv::Scalar(255));
+ image.copyTo(result);
+
+ std::cout << "Lines detected: " << lines.size() << std::endl;
+
+ std::vector<cv::Vec2f>::const_iterator it= lines.begin();
+ while (it!=lines.end()) {
+
+ float rho= (*it)[0]; // first element is distance rho
+ float theta= (*it)[1]; // second element is angle theta
+
+ if (theta < PI/4. || theta > 3.*PI/4.) { // ~vertical line
+
+ // point of intersection of the line with first row
+ cv::Point pt1(rho/cos(theta),0);
+ // point of intersection of the line with last row
+ cv::Point pt2((rho-result.rows*sin(theta))/cos(theta),result.rows);
+ // draw a white line
+ cv::line( result, pt1, pt2, cv::Scalar(255), 1);
+
+ } else { // ~horizontal line
+
+ // point of intersection of the line with first column
+ cv::Point pt1(0,rho/sin(theta));
+ // point of intersection of the line with last column
+ cv::Point pt2(result.cols,(rho-result.cols*cos(theta))/sin(theta));
+ // draw a white line
+ cv::line( result, pt1, pt2, cv::Scalar(255), 1);
+ }
+
+ std::cout << "line: (" << rho << "," << theta << ")\n";
+
+ ++it;
+ }
+
+ // Display the detected line image
+ cv::namedWindow("Detected Lines with Hough");
+ cv::imshow("Detected Lines with Hough",result);
+
+ // Create LineFinder instance
+ LineFinder ld;
+
+ // Set probabilistic Hough parameters
+ ld.setLineLengthAndGap(100,20);
+ ld.setMinVote(80);
+
+ // Detect lines
+ std::vector<cv::Vec4i> li= ld.findLines(contours);
+ ld.drawDetectedLines(image);
+ cv::namedWindow("Detected Lines with HoughP");
+ cv::imshow("Detected Lines with HoughP",image);
+
+ std::vector<cv::Vec4i>::const_iterator it2= li.begin();
+ while (it2!=li.end()) {
+
+ std::cout << "(" << (*it2)[0] << ","<< (*it2)[1]<< ")-("
+ << (*it2)[2]<< "," << (*it2)[3] << ")" <<std::endl;
+
+ ++it2;
+ }
+
+ // Display one line
+ image= cv::imread("../road.jpg",0);
+ int n=0;
+ cv::line(image, cv::Point(li[n][0],li[n][1]),cv::Point(li[n][2],li[n][3]),cv::Scalar(255),5);
+ cv::namedWindow("One line of the Image");
+ cv::imshow("One line of the Image",image);
+
+ // Extract the contour pixels of the first detected line
+ cv::Mat oneline(image.size(),CV_8U,cv::Scalar(0));
+ cv::line(oneline, cv::Point(li[n][0],li[n][1]),cv::Point(li[n][2],li[n][3]),cv::Scalar(255),5);
+ cv::bitwise_and(contours,oneline,oneline);
+ cv::Mat onelineInv;
+ cv::threshold(oneline,onelineInv,128,255,cv::THRESH_BINARY_INV);
+ cv::namedWindow("One line");
+ cv::imshow("One line",onelineInv);
+
+ std::vector<cv::Point> points;
+
+ // Iterate over the pixels to obtain all point positions
+ for( int y = 0; y < oneline.rows; y++ ) {
+
+ uchar* rowPtr = oneline.ptr<uchar>(y);
+
+ for( int x = 0; x < oneline.cols; x++ ) {
+
+ // if on a contour
+ if (rowPtr[x]) {
+
+ points.push_back(cv::Point(x,y));
+ }
+ }
+ }
+
+ // find the best fitting line
+ cv::Vec4f line;
+ cv::fitLine(cv::Mat(points),line,CV_DIST_L2,0,0.01,0.01);
+
+ std::cout << "line: (" << line[0] << "," << line[1] << ")(" << line[2] << "," << line[3] << ")\n";
+
+ int x0= line[2];
+ int y0= line[3];
+ int x1= x0-200*line[0];
+ int y1= y0-200*line[1];
+ image= cv::imread("../road.jpg",0);
+ cv::line(image,cv::Point(x0,y0),cv::Point(x1,y1),cv::Scalar(0),3);
+ cv::namedWindow("Estimated line");
+ cv::imshow("Estimated line",image);
+
+ // eliminate inconsistent lines
+ ld.removeLinesOfInconsistentOrientations(ed.getOrientation(),0.4,0.1);
+
+ // Display the detected line image
+ image= cv::imread("../road.jpg",0);
+ ld.drawDetectedLines(image);
+ cv::namedWindow("Detected Lines (2)");
+ cv::imshow("Detected Lines (2)",image);
+
+ // Create a Hough accumulator
+ cv::Mat acc(200,180,CV_8U,cv::Scalar(0));
+
+ // Choose a point
+ int x=50, y=30;
+
+ // loop over all angles
+ for (int i=0; i<180; i++) {
+
+ double theta= i*PI/180.;
+
+ // find corresponding rho value
+ double rho= x*cos(theta)+y*sin(theta);
+ int j= static_cast<int>(rho+100.5);
+
+ std::cout << i << "," << j << std::endl;
+
+ // increment accumulator
+ acc.at<uchar>(j,i)++;
+ }
+
+ cv::imwrite("hough1.bmp",acc*100);
+
+ // Choose a second point
+ x=30, y=10;
+
+ // loop over all angles
+ for (int i=0; i<180; i++) {
+
+ double theta= i*PI/180.;
+ double rho= x*cos(theta)+y*sin(theta);
+ int j= static_cast<int>(rho+100.5);
+
+ acc.at<uchar>(j,i)++;
+ }
+
+ cv::namedWindow("Hough Accumulator");
+ cv::imshow("Hough Accumulator",acc*100);
+ cv::imwrite("hough2.bmp",acc*100);
+
+ // Detect circles
+ image= cv::imread("../chariot.jpg",0);
+ cv::GaussianBlur(image,image,cv::Size(5,5),1.5);
+ std::vector<cv::Vec3f> circles;
+ cv::HoughCircles(image, circles, CV_HOUGH_GRADIENT,
+ 2, // accumulator resolution (size of the image / 2)
+ 50, // minimum distance between two circles
+ 200, // Canny high threshold
+ 100, // minimum number of votes
+ 25, 100); // min and max radius
+
+ std::cout << "Circles: " << circles.size() << std::endl;
+
+ // Draw the circles
+ image= cv::imread("../chariot.jpg",0);
+ std::vector<cv::Vec3f>::const_iterator itc= circles.begin();
+
+ while (itc!=circles.end()) {
+
+ cv::circle(image,
+ cv::Point((*itc)[0], (*itc)[1]), // circle centre
+ (*itc)[2], // circle radius
+ cv::Scalar(255), // color
+ 2); // thickness
+
+ ++itc;
+ }
+
+ cv::namedWindow("Detected Circles");
+ cv::imshow("Detected Circles",image);
+
+ cv::waitKey();
+ return 0;
+}
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/Chapter 07/contours.cpp
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Index: Chapter 08/tracking.cpp
===================================================================
--- Chapter 08/tracking.cpp (nonexistent)
+++ Chapter 08/tracking.cpp (revision 9)
@@ -0,0 +1,108 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 8 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+#include <vector>
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include <opencv2/features2d/features2d.hpp>
+
+int main()
+{
+ // Read input images
+ cv::Mat image1= cv::imread("../church01.jpg",0);
+ cv::Mat image2= cv::imread("../church02.jpg",0);
+ if (!image1.data || !image2.data)
+ return 0;
+
+ // Display the images
+ cv::namedWindow("Right Image");
+ cv::imshow("Right Image",image1);
+ cv::namedWindow("Left Image");
+ cv::imshow("Left Image",image2);
+
+ // vector of keypoints
+ std::vector<cv::KeyPoint> keypoints1;
+ std::vector<cv::KeyPoint> keypoints2;
+
+ // Construction of the SURF feature detector
+ cv::SurfFeatureDetector surf(3000);
+
+ // Detection of the SURF features
+ surf.detect(image1,keypoints1);
+ surf.detect(image2,keypoints2);
+
+ std::cout << "Number of SURF points (1): " << keypoints1.size() << std::endl;
+ std::cout << "Number of SURF points (2): " << keypoints2.size() << std::endl;
+
+ // Draw the kepoints
+ cv::Mat imageKP;
+ cv::drawKeypoints(image1,keypoints1,imageKP,cv::Scalar(255,255,255),cv::DrawMatchesFlags::DRAW_RICH_KEYPOINTS);
+ cv::namedWindow("Right SURF Features");
+ cv::imshow("Right SURF Features",imageKP);
+ cv::drawKeypoints(image2,keypoints2,imageKP,cv::Scalar(255,255,255),cv::DrawMatchesFlags::DRAW_RICH_KEYPOINTS);
+ cv::namedWindow("Left SURF Features");
+ cv::imshow("Left SURF Features",imageKP);
+
+ // Construction of the SURF descriptor extractor
+ cv::SurfDescriptorExtractor surfDesc;
+
+ // Extraction of the SURF descriptors
+ cv::Mat descriptors1, descriptors2;
+ surfDesc.compute(image1,keypoints1,descriptors1);
+ surfDesc.compute(image2,keypoints2,descriptors2);
+
+ std::cout << "descriptor matrix size: " << descriptors1.rows << " by " << descriptors1.cols << std::endl;
+
+ // Construction of the matcher
+ cv::BruteForceMatcher<cv::L2<float>> matcher;
+
+ // Match the two image descriptors
+ std::vector<cv::DMatch> matches;
+ matcher.match(descriptors1,descriptors2, matches);
+
+ std::cout << "Number of matched points: " << matches.size() << std::endl;
+
+ std::nth_element(matches.begin(), // initial position
+ matches.begin()+24, // position of the sorted element
+ matches.end()); // end position
+ // remove all elements after the 25th
+ matches.erase(matches.begin()+25, matches.end());
+
+ cv::Mat imageMatches;
+ cv::drawMatches(image1,keypoints1, // 1st image and its keypoints
+ image2,keypoints2, // 2nd image and its keypoints
+ matches, // the matches
+ imageMatches, // the image produced
+ cv::Scalar(255,255,255)); // color of the lines
+ cv::namedWindow("Matches");
+ cv::imshow("Matches",imageMatches);
+
+ cv::waitKey();
+ return 0;
+
+ int size=7;
+ cv::Mat imaf1;
+ image1.convertTo(imaf1,CV_32F);
+
+ cv::Mat imaf2;
+ image2.convertTo(imaf2,CV_32F);
+
+ cv::waitKey();
+ return 0;
+}
/Chapter 08/tracking.cpp
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Index: Chapter 08/harrisDetector.h
===================================================================
--- Chapter 08/harrisDetector.h (nonexistent)
+++ Chapter 08/harrisDetector.h (revision 9)
@@ -0,0 +1,146 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 8 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#if !defined HARRISD
+#define HARRISD
+
+#include <vector>
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include <opencv2/features2d/features2d.hpp>
+
+class HarrisDetector {
+
+ private:
+
+ // 32-bit float image of corner strength
+ cv::Mat cornerStrength;
+ // 32-bit float image of thresholded corners
+ cv::Mat cornerTh;
+ // image of local maxima (internal)
+ cv::Mat localMax;
+ // size of neighbourhood for derivatives smoothing
+ int neighbourhood;
+ // aperture for gradient computation
+ int aperture;
+ // Harris parameter
+ double k;
+ // maximum strength for threshold computation
+ double maxStrength;
+ // calculated threshold (internal)
+ double threshold;
+ // size of neighbourhood for non-max suppression
+ int nonMaxSize;
+ // kernel for non-max suppression
+ cv::Mat kernel;
+
+ public:
+
+ HarrisDetector() : neighbourhood(3), aperture(3), k(0.1), maxStrength(0.0), threshold(0.01), nonMaxSize(3) {
+
+ setLocalMaxWindowSize(nonMaxSize);
+ }
+
+ // Create kernel used in non-maxima suppression
+ void setLocalMaxWindowSize(int size) {
+
+ nonMaxSize= size;
+ kernel.create(nonMaxSize,nonMaxSize,CV_8U);
+ }
+
+ // Compute Harris corners
+ void detect(const cv::Mat& image) {
+
+ // Harris computation
+ cv::cornerHarris(image,cornerStrength,
+ neighbourhood,// neighborhood size
+ aperture, // aperture size
+ k); // Harris parameter
+
+ // internal threshold computation
+ double minStrength; // not used
+ cv::minMaxLoc(cornerStrength,&minStrength,&maxStrength);
+
+ // local maxima detection
+ cv::Mat dilated; // temporary image
+ cv::dilate(cornerStrength,dilated,cv::Mat());
+ cv::compare(cornerStrength,dilated,localMax,cv::CMP_EQ);
+ }
+
+ // Get the corner map from the computed Harris values
+ cv::Mat getCornerMap(double qualityLevel) {
+
+ cv::Mat cornerMap;
+
+ // thresholding the corner strength
+ threshold= qualityLevel*maxStrength;
+ cv::threshold(cornerStrength,cornerTh,threshold,255,cv::THRESH_BINARY);
+
+ // convert to 8-bit image
+ cornerTh.convertTo(cornerMap,CV_8U);
+
+ // non-maxima suppression
+ cv::bitwise_and(cornerMap,localMax,cornerMap);
+
+ return cornerMap;
+ }
+
+ // Get the feature points vector from the computed Harris values
+ void getCorners(std::vector<cv::Point> &points, double qualityLevel) {
+
+ // Get the corner map
+ cv::Mat cornerMap= getCornerMap(qualityLevel);
+ // Get the corners
+ getCorners(points, cornerMap);
+ }
+
+ // Get the feature points vector from the computed corner map
+ void getCorners(std::vector<cv::Point> &points, const cv::Mat& cornerMap) {
+
+ // Iterate over the pixels to obtain all feature points
+ for( int y = 0; y < cornerMap.rows; y++ ) {
+
+ const uchar* rowPtr = cornerMap.ptr<uchar>(y);
+
+ for( int x = 0; x < cornerMap.cols; x++ ) {
+
+ // if it is a feature point
+ if (rowPtr[x]) {
+
+ points.push_back(cv::Point(x,y));
+ }
+ }
+ }
+ }
+
+ // Draw circles at feature point locations on an image
+ void drawOnImage(cv::Mat &image, const std::vector<cv::Point> &points, cv::Scalar color= cv::Scalar(255,255,255), int radius=3, int thickness=2) {
+
+ std::vector<cv::Point>::const_iterator it= points.begin();
+
+ // for all corners
+ while (it!=points.end()) {
+
+ // draw a circle at each corner location
+ cv::circle(image,*it,radius,color,thickness);
+ ++it;
+ }
+ }
+};
+
+#endif
/Chapter 08/harrisDetector.h
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Index: Chapter 08/README.txt
===================================================================
--- Chapter 08/README.txt (nonexistent)
+++ Chapter 08/README.txt (revision 9)
@@ -0,0 +1,16 @@
+This directory contains material supporting chapter 8 of the cookbook:
+Computer Vision Programming using the OpenCV Library.
+by Robert Laganiere, Packt Publishing, 2011.
+
+Files:
+ harrisDetector.h
+ interestPoints.cpp
+correspond to Recipes:
+Detecting Harris Corners
+Detecting Fast Features
+Detecting the Scale-Invariant SURF Features
+
+File:
+ blobs.cpp
+correspond to Recipe:
+Describing SURF Features
\ No newline at end of file
/Chapter 08/README.txt
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Index: Chapter 08/interestPoints.cpp
===================================================================
--- Chapter 08/interestPoints.cpp (nonexistent)
+++ Chapter 08/interestPoints.cpp (revision 9)
@@ -0,0 +1,184 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 8 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+#include <vector>
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include <opencv2/features2d/features2d.hpp>
+
+#include "harrisDetector.h"
+
+int main()
+{
+ // Read input image
+ cv::Mat image= cv::imread("../church01.jpg",0);
+ if (!image.data)
+ return 0;
+
+ // Display the image
+ cv::namedWindow("Original Image");
+ cv::imshow("Original Image",image);
+
+ // Detect Harris Corners
+ cv::Mat cornerStrength;
+ cv::cornerHarris(image,cornerStrength,
+ 3, // neighborhood size
+ 3, // aperture size
+ 0.01); // Harris parameter
+
+ // threshold the corner strengths
+ cv::Mat harrisCorners;
+ double threshold= 0.0001;
+ cv::threshold(cornerStrength,harrisCorners,
+ threshold,255,cv::THRESH_BINARY_INV);
+
+ // Display the corners
+ cv::namedWindow("Harris Corner Map");
+ cv::imshow("Harris Corner Map",harrisCorners);
+
+ // Create Harris detector instance
+ HarrisDetector harris;
+ // Compute Harris values
+ harris.detect(image);
+ // Detect Harris corners
+ std::vector<cv::Point> pts;
+ harris.getCorners(pts,0.01);
+ // Draw Harris corners
+ harris.drawOnImage(image,pts);
+
+ // Display the corners
+ cv::namedWindow("Harris Corners");
+ cv::imshow("Harris Corners",image);
+
+ // Read input image
+ image= cv::imread("../church01.jpg",0);
+
+ // Compute good features to track
+ std::vector<cv::Point2f> corners;
+ cv::goodFeaturesToTrack(image,corners,
+ 500, // maximum number of corners to be returned
+ 0.01, // quality level
+ 10); // minimum allowed distance between points
+
+ // for all corners
+ std::vector<cv::Point2f>::const_iterator it= corners.begin();
+ while (it!=corners.end()) {
+
+ // draw a circle at each corner location
+ cv::circle(image,*it,3,cv::Scalar(255,255,255),2);
+ ++it;
+ }
+
+ // Display the corners
+ cv::namedWindow("Good Features to Track");
+ cv::imshow("Good Features to Track",image);
+
+ // Read input image
+ image= cv::imread("../church01.jpg",0);
+
+ // vector of keypoints
+ std::vector<cv::KeyPoint> keypoints;
+ // Construction of the Good Feature to Track detector
+ cv::GoodFeaturesToTrackDetector gftt(
+ 500, // maximum number of corners to be returned
+ 0.01, // quality level
+ 10); // minimum allowed distance between points
+ // point detection using FeatureDetector method
+ gftt.detect(image,keypoints);
+
+ cv::drawKeypoints(image, // original image
+ keypoints, // vector of keypoints
+ image, // the resulting image
+ cv::Scalar(255,255,255), // color of the points
+ cv::DrawMatchesFlags::DRAW_OVER_OUTIMG); //drawing flag
+
+ // Display the corners
+ cv::namedWindow("Good Features to Track Detector");
+ cv::imshow("Good Features to Track Detector",image);
+
+ // Read input image
+ image= cv::imread("../church01.jpg",0);
+
+ keypoints.clear();
+ cv::FastFeatureDetector fast(40);
+ fast.detect(image,keypoints);
+
+ cv::drawKeypoints(image,keypoints,image,cv::Scalar(255,255,255),cv::DrawMatchesFlags::DRAW_OVER_OUTIMG);
+
+ // Display the corners
+ cv::namedWindow("FAST Features");
+ cv::imshow("FAST Features",image);
+
+ // Read input image
+ image= cv::imread("../church03.jpg",0);
+
+ keypoints.clear();
+ // Construct the SURF feature detector object
+ cv::SurfFeatureDetector surf(2500);
+ // Detect the SURF features
+ surf.detect(image,keypoints);
+
+ cv::Mat featureImage;
+ cv::drawKeypoints(image,keypoints,featureImage,cv::Scalar(255,255,255),cv::DrawMatchesFlags::DRAW_RICH_KEYPOINTS);
+
+ // Display the corners
+ cv::namedWindow("SURF Features");
+ cv::imshow("SURF Features",featureImage);
+
+ // Read input image
+ image= cv::imread("../church01.jpg",0);
+
+ keypoints.clear();
+ // Construct the SURF feature detector object
+ cv::SiftFeatureDetector sift(
+ 0.03, // feature threshold
+ 10.); // threshold to reduce
+ // sensitivity to lines
+
+ // Detect the SURF features
+ sift.detect(image,keypoints);
+
+ cv::drawKeypoints(image,keypoints,featureImage,cv::Scalar(255,255,255),cv::DrawMatchesFlags::DRAW_RICH_KEYPOINTS);
+
+ // Display the corners
+ cv::namedWindow("SIFT Features");
+ cv::imshow("SIFT Features",featureImage);
+
+ // Read input image
+ image= cv::imread("../church01.jpg",0);
+
+ keypoints.clear();
+
+ cv::MserFeatureDetector mser;
+ mser.detect(image,keypoints);
+
+ // Draw the keypoints with scale and orientation information
+ cv::drawKeypoints(image, // original image
+ keypoints, // vector of keypoints
+ featureImage, // the resulting image
+ cv::Scalar(255,255,255), // color of the points
+ cv::DrawMatchesFlags::DRAW_RICH_KEYPOINTS); //drawing flag
+
+ // Display the corners
+ cv::namedWindow("MSER Features");
+ cv::imshow("MSER Features",featureImage);
+
+ cv::waitKey();
+ return 0;
+}
\ No newline at end of file
/Chapter 08/interestPoints.cpp
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Index: Chapter 10/BGFGSegmentor.h
===================================================================
--- Chapter 10/BGFGSegmentor.h (nonexistent)
+++ Chapter 10/BGFGSegmentor.h (revision 9)
@@ -0,0 +1,76 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 10 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#if !defined BGFGSeg
+#define BGFGSeg
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+
+#include "videoprocessor.h"
+
+class BGFGSegmentor : public FrameProcessor {
+
+ cv::Mat gray; // current gray-level image
+ cv::Mat background; // accumulated background
+ cv::Mat backImage; // background image
+ cv::Mat foreground; // foreground image
+ double learningRate; // learning rate in background accumulation
+ int threshold; // threshold for foreground extraction
+
+ public:
+
+ BGFGSegmentor() : threshold(10), learningRate(0.01) {}
+
+ // Set the threshold used to declare a foreground
+ void setThreshold(int t) {
+
+ threshold= t;
+ }
+
+ // Set the learning rate
+ void setLearningRate(double r) {
+
+ learningRate= r;
+ }
+
+ // processing method
+ void process(cv:: Mat &frame, cv:: Mat &output) {
+
+ // convert to gray-level image
+ cv::cvtColor(frame, gray, CV_BGR2GRAY);
+
+ // initialize background to 1st frame
+ if (background.empty())
+ gray.convertTo(background, CV_32F);
+
+ // convert background to 8U
+ background.convertTo(backImage,CV_8U);
+
+ // compute difference between current image and background
+ cv::absdiff(backImage,gray,foreground);
+
+ // apply threshold to foreground image
+ cv::threshold(foreground,output,threshold,255,cv::THRESH_BINARY_INV);
+
+ // accumulate background
+ cv::accumulateWeighted(gray, background, learningRate, output);
+ }
+};
+
+#endif
/Chapter 10/BGFGSegmentor.h
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Index: Chapter 10/tracking.cpp
===================================================================
--- Chapter 10/tracking.cpp (nonexistent)
+++ Chapter 10/tracking.cpp (revision 9)
@@ -0,0 +1,159 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 10 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/features2d/features2d.hpp>
+#include <opencv2/video/tracking.hpp>
+
+#include "featuretracker.h"
+
+int main()
+{
+ // Create video procesor instance
+ VideoProcessor processor;
+
+ // Create feature tracker instance
+ FeatureTracker tracker;
+
+ // Open video file
+ processor.setInput("../bike.avi");
+
+ // set frame processor
+ processor.setFrameProcessor(&tracker);
+
+ // Declare a window to display the video
+ processor.displayOutput("Tracked Features");
+
+ // Play the video at the original frame rate
+ processor.setDelay(1000./processor.getFrameRate());
+
+ // Start the process
+ processor.run();
+
+ cv::waitKey();
+ /*
+ // Open the video file
+ cv::VideoCapture capture("../bike.avi");
+ // check if video successfully opened
+ if (!capture.isOpened())
+ return 1;
+
+ // Get the frame rate
+ double rate= capture.get(CV_CAP_PROP_FPS);
+
+ bool stop(false);
+ cv::Mat frame; // current video frame
+ cv::namedWindow("Extracted Frame");
+
+ // Delay between each frame
+ // corresponds to video frame rate
+ int delay= 1000/rate/2;
+
+
+
+ cv::Mat gray,gray_prev;
+ std::vector<cv::Point2f> points[2];
+ std::vector<cv::Point2f> features;
+ const int MAX_COUNT = 500;
+ cv::Size winSize(10,10);
+ cv::TermCriteria termcrit(CV_TERMCRIT_ITER|CV_TERMCRIT_EPS,20,0.03);
+ bool firstframe =true;
+
+
+
+ // for all frames in video
+ while (!stop) {
+
+ // read next frame if any
+ if (!capture.read(frame))
+ break;
+
+
+ cv::cvtColor(frame, gray, CV_BGR2GRAY);
+ if(firstframe)
+ {
+ cv::goodFeaturesToTrack(gray, features, MAX_COUNT, 0.01, 10, cv::Mat(), 3, 0, 0.04);
+ cv::cornerSubPix(gray, features, winSize, cv::Size(-1,-1), termcrit);
+ points[0].insert(points[0].end(),features.begin(),features.end());
+ firstframe=false;
+ }
+
+ {
+ std::vector<uchar> status;
+ std::vector<float> err;
+ if(gray_prev.empty())
+ gray.copyTo(gray_prev);
+ cv::calcOpticalFlowPyrLK(gray_prev, gray, points[0], points[1], status, err, winSize,3, termcrit, 0);
+ size_t i, k;
+ for( i = k = 0; i < points[1].size(); i++ )
+ {
+ if( !status[i] )
+ continue;
+ if ((abs(points[0][i].x-points[1][i].x)+(abs(points[0][i].y-points[1][i].y))<2))
+ continue;
+
+ cv::line( frame, points[0][i],points[1][i], cv::Scalar(0,255,0));
+ points[1][k++] = points[1][i];
+ cv::circle( frame, points[1][i], 3, cv::Scalar(0,255,0), -1, 8);
+ }
+ points[1].resize(k);
+ }
+ if(points[1].size()<=10)
+ firstframe=true;
+ std::swap(points[1], points[0]);
+ cv::swap(gray_prev, gray);
+
+
+ cv::imshow("Extracted Frame",frame);
+
+ // introduce a delay
+ // or press key to stop
+ if (cv::waitKey(delay)>=0)
+ stop= true;
+ }
+
+ // Close the video file
+ capture.release();
+
+ cv::waitKey();
+
+
+ // Create instance
+ VideoProcessor processor;
+ // Open video file
+ processor.setInput("../bike.avi");
+ // Output filename
+// processor.setOutput("../output/bikeOut",".jpg");
+
+ // Declare a window to display the video
+ processor.displayInput("Current Frame");
+ processor.displayOutput("Output Frame");
+
+ // Play the video at the original frame rate
+ processor.setDelay(1000./processor.getFrameRate());
+
+ // Set the frame processor callback function
+ processor.setFrameProcessor(draw);
+
+ // Start the process
+ processor.run();
+
+ cv::waitKey(5000);*/
+}
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/Chapter 10/tracking.cpp
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Index: Chapter 10/videoprocessing.cpp
===================================================================
--- Chapter 10/videoprocessing.cpp (nonexistent)
+++ Chapter 10/videoprocessing.cpp (revision 9)
@@ -0,0 +1,137 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 10 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+
+#include "videoprocessor.h"
+
+void draw(cv::Mat& img, cv::Mat& out) {
+
+ img.copyTo(out);
+ cv::circle(out, cv::Point(100,100),5,cv::Scalar(255,0,0),2);
+}
+
+void canny(cv::Mat& img, cv::Mat& out) {
+
+ // Convert to gray
+ cv::cvtColor(img,out,CV_BGR2GRAY);
+ // Compute Canny edges
+ cv::Canny(out,out,100,200);
+ // Invert the image
+ cv::threshold(out,out,128,255,cv::THRESH_BINARY_INV);
+}
+
+int main()
+{
+ // Open the video file
+ cv::VideoCapture capture("../bike.avi");
+ // check if video successfully opened
+ if (!capture.isOpened())
+ return 1;
+
+ // Get the frame rate
+ double rate= capture.get(CV_CAP_PROP_FPS);
+
+ bool stop(false);
+ cv::Mat frame; // current video frame
+ cv::namedWindow("Extracted Frame");
+
+ // Delay between each frame
+ // corresponds to video frame rate
+ int delay= 1000/rate;
+
+ // for all frames in video
+ while (!stop) {
+
+ // read next frame if any
+ if (!capture.read(frame))
+ break;
+
+ cv::imshow("Extracted Frame",frame);
+
+ // introduce a delay
+ // or press key to stop
+ if (cv::waitKey(delay)>=0)
+ stop= true;
+ }
+
+ // Close the video file
+ capture.release();
+
+ cv::waitKey();
+
+ // Now using the VideoProcessor class
+
+ // Create instance
+ VideoProcessor processor;
+ // Open video file
+ processor.setInput("../bike.avi");
+ // Declare a window to display the video
+ processor.displayInput("Input Video");
+ processor.displayOutput("Output Video");
+ // Play the video at the original frame rate
+ processor.setDelay(1000./processor.getFrameRate());
+ // Set the frame processor callback function
+ processor.setFrameProcessor(canny);
+ // Start the process
+ processor.run();
+ cv::waitKey();
+
+ // Second test
+ // Create instance
+ // VideoProcessor processor;
+ // Open video file
+ processor.setInput("../bike.avi");
+
+ // Get basic info about video file
+ cv::Size size= processor.getFrameSize();
+ std::cout << size.width << " " << size.height << std::endl;
+ std::cout << processor.getFrameRate() << std::endl;
+ std::cout << processor.getTotalFrameCount() << std::endl;
+ std::cout << processor.getFrameNumber() << std::endl;
+ std::cout << processor.getPositionMS() << std::endl;
+
+ // No processing
+ processor.dontCallProcess();
+ // Output filename
+// processor.setOutput("../output/bikeOut",".jpg");
+ char codec[4];
+ processor.setOutput("../output/bike.avi",processor.getCodec(codec),processor.getFrameRate());
+ std::cout << "Codec: " << codec[0] << codec[1] << codec[2] << codec[3] << std::endl;
+
+ // Position the stream at frame 300
+ // processor.setFrameNumber(300);
+ // processor.stopAtFrameNo(120);
+
+ // Declare a window to display the video
+ processor.displayInput("Current Frame");
+ processor.displayOutput("Output Frame");
+
+ // Play the video at the original frame rate
+ processor.setDelay(1000./processor.getFrameRate());
+
+ // Start the process
+ processor.run();
+
+ std::cout << processor.getFrameNumber() << std::endl;
+ std::cout << processor.getPositionMS() << std::endl;
+
+ cv::waitKey();
+}
\ No newline at end of file
/Chapter 10/videoprocessing.cpp
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+text/plain
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Index: Chapter 10/README.txt
===================================================================
--- Chapter 10/README.txt (nonexistent)
+++ Chapter 10/README.txt (revision 9)
@@ -0,0 +1,23 @@
+This directory contains material supporting chapter 10 of the cookbook:
+Computer Vision Programming using the OpenCV Library.
+by Robert Laganiere, Packt Publishing, 2011.
+
+Files:
+ videoprocessing.cpp
+ videoprocessor.h
+correspond to Recipes:
+Reading Video Sequences
+Processing the Video Frames
+Writing Video Sequences
+
+Files:
+ featuretracker.h
+ tracking.cpp
+correspond to Recipe:
+Tracking Feature Points in Video
+
+Files:
+ BGFGSegmentor.h
+ foreground.cpp
+correspond to Recipe:
+Extracting the Foreground Objects in Video
/Chapter 10/README.txt
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+text/plain
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Index: Chapter 10/foreground.cpp
===================================================================
--- Chapter 10/foreground.cpp (nonexistent)
+++ Chapter 10/foreground.cpp (revision 9)
@@ -0,0 +1,95 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 10 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include <opencv2/video/background_segm.hpp>
+
+#include "videoprocessor.h"
+#include "BGFGSegmentor.h"
+
+int main()
+{
+ // Open the video file
+ cv::VideoCapture capture("../bike.avi");
+ // check if video successfully opened
+ if (!capture.isOpened())
+ return 0;
+
+ // current video frame
+ cv::Mat frame;
+ // foreground binary image
+ cv::Mat foreground;
+
+ cv::namedWindow("Extracted Foreground");
+
+ // The Mixture of Gaussian object
+ // used with all default parameters
+ cv::BackgroundSubtractorMOG mog;
+
+ bool stop(false);
+ // for all frames in video
+ while (!stop) {
+
+ // read next frame if any
+ if (!capture.read(frame))
+ break;
+
+ // update the background
+ // and return the foreground
+ mog(frame,foreground,0.01);
+
+ // Complement the image
+ cv::threshold(foreground,foreground,128,255,cv::THRESH_BINARY_INV);
+
+ // show foreground
+ cv::imshow("Extracted Foreground",foreground);
+
+ // introduce a delay
+ // or press key to stop
+ if (cv::waitKey(10)>=0)
+ stop= true;
+ }
+
+ cv::waitKey();
+
+ // Create video procesor instance
+ VideoProcessor processor;
+
+ // Create background/foreground segmentor
+ BGFGSegmentor segmentor;
+ segmentor.setThreshold(25);
+
+ // Open video file
+ processor.setInput("../bike.avi");
+
+ // set frame processor
+ processor.setFrameProcessor(&segmentor);
+
+ // Declare a window to display the video
+ processor.displayOutput("Extracted Foreground");
+
+ // Play the video at the original frame rate
+ processor.setDelay(1000./processor.getFrameRate());
+
+ // Start the process
+ processor.run();
+
+ cv::waitKey();
+}
\ No newline at end of file
/Chapter 10/foreground.cpp
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+text/plain
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Index: Chapter 10/videoprocessor.h
===================================================================
--- Chapter 10/videoprocessor.h (nonexistent)
+++ Chapter 10/videoprocessor.h (revision 9)
@@ -0,0 +1,497 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 10 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#if !defined VPROCESSOR
+#define VPROCESSOR
+
+#include <iostream>
+#include <iomanip>
+#include <sstream>
+#include <string>
+#include <vector>
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+
+// The frame processor interface
+class FrameProcessor {
+
+ public:
+ // processing method
+ virtual void process(cv:: Mat &input, cv:: Mat &output)= 0;
+};
+
+class VideoProcessor {
+
+ private:
+
+ // the OpenCV video capture object
+ cv::VideoCapture capture;
+ // the callback function to be called
+ // for the processing of each frame
+ void (*process)(cv::Mat&, cv::Mat&);
+ // the pointer to the class implementing
+ // the FrameProcessor interface
+ FrameProcessor *frameProcessor;
+ // a bool to determine if the
+ // process callback will be called
+ bool callIt;
+ // Input display window name
+ std::string windowNameInput;
+ // Output display window name
+ std::string windowNameOutput;
+ // delay between each frame processing
+ int delay;
+ // number of processed frames
+ long fnumber;
+ // stop at this frame number
+ long frameToStop;
+ // to stop the processing
+ bool stop;
+
+ // vector of image filename to be used as input
+ std::vector<std::string> images;
+ // image vector iterator
+ std::vector<std::string>::const_iterator itImg;
+
+ // the OpenCV video writer object
+ cv::VideoWriter writer;
+ // output filename
+ std::string outputFile;
+
+ // current index for output images
+ int currentIndex;
+ // number of digits in output image filename
+ int digits;
+ // extension of output images
+ std::string extension;
+
+ // to get the next frame
+ // could be: video file; camera; vector of images
+ bool readNextFrame(cv::Mat& frame) {
+
+ if (images.size()==0)
+ return capture.read(frame);
+ else {
+
+ if (itImg != images.end()) {
+
+ frame= cv::imread(*itImg);
+ itImg++;
+ return frame.data != 0;
+ }
+ }
+ }
+
+ // to write the output frame
+ // could be: video file or images
+ void writeNextFrame(cv::Mat& frame) {
+
+ if (extension.length()) { // then we write images
+
+ std::stringstream ss;
+ ss << outputFile << std::setfill('0') << std::setw(digits) << currentIndex++ << extension;
+ cv::imwrite(ss.str(),frame);
+
+ } else { // then write video file
+
+ writer.write(frame);
+ }
+ }
+
+ public:
+
+ // Constructor setting the default values
+ VideoProcessor() : callIt(false), delay(-1),
+ fnumber(0), stop(false), digits(0), frameToStop(-1),
+ process(0), frameProcessor(0) {}
+
+ // set the name of the video file
+ bool setInput(std::string filename) {
+
+ fnumber= 0;
+ // In case a resource was already
+ // associated with the VideoCapture instance
+ capture.release();
+ images.clear();
+
+ // Open the video file
+ return capture.open(filename);
+ }
+
+ // set the camera ID
+ bool setInput(int id) {
+
+ fnumber= 0;
+ // In case a resource was already
+ // associated with the VideoCapture instance
+ capture.release();
+ images.clear();
+
+ // Open the video file
+ return capture.open(id);
+ }
+
+ // set the vector of input images
+ bool setInput(const std::vector<std::string>& imgs) {
+
+ fnumber= 0;
+ // In case a resource was already
+ // associated with the VideoCapture instance
+ capture.release();
+
+ // the input will be this vector of images
+ images= imgs;
+ itImg= images.begin();
+
+ return true;
+ }
+
+ // set the output video file
+ // by default the same parameters than input video will be used
+ bool setOutput(const std::string &filename, int codec=0, double framerate=0.0, bool isColor=true) {
+
+ outputFile= filename;
+ extension.clear();
+
+ if (framerate==0.0)
+ framerate= getFrameRate(); // same as input
+
+ char c[4];
+ // use same codec as input
+ if (codec==0) {
+ codec= getCodec(c);
+ }
+
+ // Open output video
+ return writer.open(outputFile, // filename
+ codec, // codec to be used
+ framerate, // frame rate of the video
+ getFrameSize(), // frame size
+ isColor); // color video?
+ }
+
+ // set the output as a series of image files
+ // extension must be ".jpg", ".bmp" ...
+ bool setOutput(const std::string &filename, // filename prefix
+ const std::string &ext, // image file extension
+ int numberOfDigits=3, // number of digits
+ int startIndex=0) { // start index
+
+ // number of digits must be positive
+ if (numberOfDigits<0)
+ return false;
+
+ // filenames and their common extension
+ outputFile= filename;
+ extension= ext;
+
+ // number of digits in the file numbering scheme
+ digits= numberOfDigits;
+ // start numbering at this index
+ currentIndex= startIndex;
+
+ return true;
+ }
+
+ // set the callback function that will be called for each frame
+ void setFrameProcessor(void (*frameProcessingCallback)(cv::Mat&, cv::Mat&)) {
+
+ // invalidate frame processor class instance
+ frameProcessor= 0;
+ // this is the frame processor function that will be called
+ process= frameProcessingCallback;
+ callProcess();
+ }
+
+ // set the instance of the class that implements the FrameProcessor interface
+ void setFrameProcessor(FrameProcessor* frameProcessorPtr) {
+
+ // invalidate callback function
+ process= 0;
+ // this is the frame processor instance that will be called
+ frameProcessor= frameProcessorPtr;
+ callProcess();
+ }
+
+ // stop streaming at this frame number
+ void stopAtFrameNo(long frame) {
+
+ frameToStop= frame;
+ }
+
+ // process callback to be called
+ void callProcess() {
+
+ callIt= true;
+ }
+
+ // do not call process callback
+ void dontCallProcess() {
+
+ callIt= false;
+ }
+
+ // to display the processed frames
+ void displayInput(std::string wn) {
+
+ windowNameInput= wn;
+ cv::namedWindow(windowNameInput);
+ }
+
+ // to display the processed frames
+ void displayOutput(std::string wn) {
+
+ windowNameOutput= wn;
+ cv::namedWindow(windowNameOutput);
+ }
+
+ // do not display the processed frames
+ void dontDisplay() {
+
+ cv::destroyWindow(windowNameInput);
+ cv::destroyWindow(windowNameOutput);
+ windowNameInput.clear();
+ windowNameOutput.clear();
+ }
+
+ // set a delay between each frame
+ // 0 means wait at each frame
+ // negative means no delay
+ void setDelay(int d) {
+
+ delay= d;
+ }
+
+ // a count is kept of the processed frames
+ long getNumberOfProcessedFrames() {
+
+ return fnumber;
+ }
+
+ // return the size of the video frame
+ cv::Size getFrameSize() {
+
+ if (images.size()==0) {
+
+ // get size of from the capture device
+ int w= static_cast<int>(capture.get(CV_CAP_PROP_FRAME_WIDTH));
+ int h= static_cast<int>(capture.get(CV_CAP_PROP_FRAME_HEIGHT));
+
+ return cv::Size(w,h);
+
+ } else { // if input is vector of images
+
+ cv::Mat tmp= cv::imread(images[0]);
+ if (!tmp.data) return cv::Size(0,0);
+ else return tmp.size();
+ }
+ }
+
+ // return the frame number of the next frame
+ long getFrameNumber() {
+
+ if (images.size()==0) {
+
+ // get info of from the capture device
+ long f= static_cast<long>(capture.get(CV_CAP_PROP_POS_FRAMES));
+ return f;
+
+ } else { // if input is vector of images
+
+ return static_cast<long>(itImg-images.begin());
+ }
+ }
+
+ // return the position in ms
+ double getPositionMS() {
+
+ // undefined for vector of images
+ if (images.size()!=0) return 0.0;
+
+ double t= capture.get(CV_CAP_PROP_POS_MSEC);
+ return t;
+ }
+
+ // return the frame rate
+ double getFrameRate() {
+
+ // undefined for vector of images
+ if (images.size()!=0) return 0;
+
+ double r= capture.get(CV_CAP_PROP_FPS);
+ return r;
+ }
+
+ // return the number of frames in video
+ long getTotalFrameCount() {
+
+ // for vector of images
+ if (images.size()!=0) return images.size();
+
+ long t= capture.get(CV_CAP_PROP_FRAME_COUNT);
+ return t;
+ }
+
+ // get the codec of input video
+ int getCodec(char codec[4]) {
+
+ // undefined for vector of images
+ if (images.size()!=0) return -1;
+
+ union {
+ int value;
+ char code[4]; } returned;
+
+ returned.value= static_cast<int>(capture.get(CV_CAP_PROP_FOURCC));
+
+ codec[0]= returned.code[0];
+ codec[1]= returned.code[1];
+ codec[2]= returned.code[2];
+ codec[3]= returned.code[3];
+
+ return returned.value;
+ }
+
+ // go to this frame number
+ bool setFrameNumber(long pos) {
+
+ // for vector of images
+ if (images.size()!=0) {
+
+ // move to position in vector
+ itImg= images.begin() + pos;
+ // is it a valid position?
+ if (pos < images.size())
+ return true;
+ else
+ return false;
+
+ } else { // if input is a capture device
+
+ return capture.set(CV_CAP_PROP_POS_FRAMES, pos);
+ }
+ }
+
+ // go to this position
+ bool setPositionMS(double pos) {
+
+ // not defined in vector of images
+ if (images.size()!=0)
+ return false;
+ else
+ return capture.set(CV_CAP_PROP_POS_MSEC, pos);
+ }
+
+ // go to this position expressed in fraction of total film length
+ bool setRelativePosition(double pos) {
+
+ // for vector of images
+ if (images.size()!=0) {
+
+ // move to position in vector
+ long posI= static_cast<long>(pos*images.size()+0.5);
+ itImg= images.begin() + posI;
+ // is it a valid position?
+ if (posI < images.size())
+ return true;
+ else
+ return false;
+
+ } else { // if input is a capture device
+
+ return capture.set(CV_CAP_PROP_POS_AVI_RATIO, pos);
+ }
+ }
+
+ // Stop the processing
+ void stopIt() {
+
+ stop= true;
+ }
+
+ // Is the process stopped?
+ bool isStopped() {
+
+ return stop;
+ }
+
+ // Is a capture device opened?
+ bool isOpened() {
+
+ return capture.isOpened() || !images.empty();
+ }
+
+ // to grab (and process) the frames of the sequence
+ void run() {
+
+ // current frame
+ cv::Mat frame;
+ // output frame
+ cv::Mat output;
+
+ // if no capture device has been set
+ if (!isOpened())
+ return;
+
+ stop= false;
+
+ while (!isStopped()) {
+
+ // read next frame if any
+ if (!readNextFrame(frame))
+ break;
+
+ // display input frame
+ if (windowNameInput.length()!=0)
+ cv::imshow(windowNameInput,frame);
+
+ // calling the process function or method
+ if (callIt) {
+
+ // process the frame
+ if (process)
+ process(frame, output);
+ else if (frameProcessor)
+ frameProcessor->process(frame,output);
+ // increment frame number
+ fnumber++;
+
+ } else {
+
+ output= frame;
+ }
+
+ // write output sequence
+ if (outputFile.length()!=0)
+ writeNextFrame(output);
+
+ // display output frame
+ if (windowNameOutput.length()!=0)
+ cv::imshow(windowNameOutput,output);
+
+ // introduce a delay
+ if (delay>=0 && cv::waitKey(delay)>=0)
+ stopIt();
+
+ // check if we should stop
+ if (frameToStop>=0 && getFrameNumber()==frameToStop)
+ stopIt();
+ }
+ }
+};
+
+#endif
/Chapter 10/videoprocessor.h
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Index: Chapter 10/featuretracker.h
===================================================================
--- Chapter 10/featuretracker.h (nonexistent)
+++ Chapter 10/featuretracker.h (revision 9)
@@ -0,0 +1,141 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 10 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#if !defined FTRACKER
+#define FTRACKER
+
+#include <string>
+#include <vector>
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/features2d/features2d.hpp>
+#include <opencv2/video/tracking.hpp>
+
+#include "videoprocessor.h"
+
+class FeatureTracker : public FrameProcessor {
+
+ cv::Mat gray; // current gray-level image
+ cv::Mat gray_prev; // previous gray-level image
+ std::vector<cv::Point2f> points[2]; // tracked features from 0->1
+ std::vector<cv::Point2f> initial; // initial position of tracked points
+ std::vector<cv::Point2f> features; // detected features
+ int max_count; // maximum number of features to detect
+ double qlevel; // quality level for feature detection
+ double minDist; // minimum distance between two feature points
+ std::vector<uchar> status; // status of tracked features
+ std::vector<float> err; // error in tracking
+
+ public:
+
+ FeatureTracker() : max_count(500), qlevel(0.01), minDist(10.) {}
+
+ // processing method
+ void process(cv:: Mat &frame, cv:: Mat &output) {
+
+ // convert to gray-level image
+ cv::cvtColor(frame, gray, CV_BGR2GRAY);
+ frame.copyTo(output);
+
+ // 1. if new feature points must be added
+ if(addNewPoints())
+ {
+ // detect feature points
+ detectFeaturePoints();
+ // add the detected features to the currently tracked features
+ points[0].insert(points[0].end(),features.begin(),features.end());
+ initial.insert(initial.end(),features.begin(),features.end());
+ }
+
+ // for first image of the sequence
+ if(gray_prev.empty())
+ gray.copyTo(gray_prev);
+
+ // 2. track features
+ cv::calcOpticalFlowPyrLK(gray_prev, gray, // 2 consecutive images
+ points[0], // input point position in first image
+ points[1], // output point postion in the second image
+ status, // tracking success
+ err); // tracking error
+
+ // 2. loop over the tracked points to reject the undesirables
+ int k=0;
+ for( int i= 0; i < points[1].size(); i++ ) {
+
+ // do we keep this point?
+ if (acceptTrackedPoint(i)) {
+
+ // keep this point in vector
+ initial[k]= initial[i];
+ points[1][k++] = points[1][i];
+ }
+ }
+
+ // eliminate unsuccesful points
+ points[1].resize(k);
+ initial.resize(k);
+
+ // 3. handle the accepted tracked points
+ handleTrackedPoints(frame, output);
+
+ // 4. current points and image become previous ones
+ std::swap(points[1], points[0]);
+ cv::swap(gray_prev, gray);
+ }
+
+ // feature point detection
+ void detectFeaturePoints() {
+
+ // detect the features
+ cv::goodFeaturesToTrack(gray, // the image
+ features, // the output detected features
+ max_count, // the maximum number of features
+ qlevel, // quality level
+ minDist); // min distance between two features
+ }
+
+ // determine if new points should be added
+ bool addNewPoints() {
+
+ // if too few points
+ return points[0].size()<=10;
+ }
+
+ // determine which tracked point should be accepted
+ bool acceptTrackedPoint(int i) {
+
+ return status[i] &&
+ // if point has moved
+ (abs(points[0][i].x-points[1][i].x)+
+ (abs(points[0][i].y-points[1][i].y))>2);
+ }
+
+ // handle the currently tracked points
+ void handleTrackedPoints(cv:: Mat &frame, cv:: Mat &output) {
+
+ // for all tracked points
+ for(int i= 0; i < points[1].size(); i++ ) {
+
+ // draw line and circle
+ cv::line(output, initial[i], points[1][i], cv::Scalar(255,255,255));
+ cv::circle(output, points[1][i], 3, cv::Scalar(255,255,255),-1);
+ }
+ }
+};
+
+#endif
/Chapter 10/featuretracker.h
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Index: Chapter 02/addImages.cpp
===================================================================
--- Chapter 02/addImages.cpp (nonexistent)
+++ Chapter 02/addImages.cpp (revision 9)
@@ -0,0 +1,120 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 2 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+
+#include <vector>
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+
+
+int main()
+{
+ cv::Mat image1;
+ cv::Mat image2;
+
+ image1= cv::imread("boldt.jpg");
+ image2= cv::imread("rain.jpg");
+ if (!image1.data)
+ return 0;
+ if (!image2.data)
+ return 0;
+
+ cv::namedWindow("Image 1");
+ cv::imshow("Image 1",image1);
+ cv::namedWindow("Image 2");
+ cv::imshow("Image 2",image2);
+
+ cv::Mat result;
+ cv::addWeighted(image1,0.7,image2,0.9,0.,result);
+
+ cv::namedWindow("result");
+ cv::imshow("result",result);
+
+ // using overloaded operator
+ result= 0.7*image1+0.9*image2;
+
+ cv::namedWindow("result with operators");
+ cv::imshow("result with operators",result);
+
+ image2= cv::imread("rain.jpg",0);
+
+ // create vector of 3 images
+ std::vector<cv::Mat> planes;
+ // split 1 3-channel image into 3 1-channel images
+ cv::split(image1,planes);
+ // add to blue channel
+ planes[0]+= image2;
+ // merge the 3 1-channel images into 1 3-channel image
+ cv::merge(planes,result);
+
+ cv::namedWindow("Result on blue channel");
+ cv::imshow("Result on blue channel",result);
+
+ // read images
+ cv::Mat image= cv::imread("boldt.jpg");
+ cv::Mat logo= cv::imread("logo.bmp");
+
+ // define image ROI
+ cv::Mat imageROI;
+ imageROI= image(cv::Rect(385,270,logo.cols,logo.rows));
+
+ // add logo to image
+ cv::addWeighted(imageROI,1.0,logo,0.3,0.,imageROI);
+
+ // show result
+ cv::namedWindow("with logo");
+ cv::imshow("with logo",image);
+
+ // read images
+ image= cv::imread("boldt.jpg");
+ logo= cv::imread("logo.bmp");
+
+ // define ROI
+ imageROI= image(cv::Rect(385,270,logo.cols,logo.rows));
+
+ // load the mask (must be gray-level)
+ cv::Mat mask= cv::imread("logo.bmp",0);
+
+ // copy to ROI with mask
+ logo.copyTo(imageROI,mask);
+
+ // show result
+ cv::namedWindow("with logo 2");
+ cv::imshow("with logo 2",image);
+
+ // read images
+ logo= cv::imread("logo.bmp",0);
+ image1= cv::imread("boldt.jpg");
+
+ // split 3-channel image into 3 1-channel images
+ std::vector<cv::Mat> channels;
+ cv::split(image1,channels);
+
+ imageROI= channels.at(1);
+
+ cv::addWeighted(imageROI(cv::Rect(385,270,logo.cols,logo.rows)),1.0,
+ logo,0.5,0.,imageROI(cv::Rect(385,270,logo.cols,logo.rows)));
+
+ cv::merge(channels,image1);
+
+ cv::namedWindow("with logo 3");
+ cv::imshow("with logo 3",image1);
+
+ cv::waitKey();
+
+ return 0;
+}
/Chapter 02/addImages.cpp
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Index: Chapter 02/colorReduce.cpp
===================================================================
--- Chapter 02/colorReduce.cpp (nonexistent)
+++ Chapter 02/colorReduce.cpp (revision 9)
@@ -0,0 +1,507 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 2 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+
+// using .ptr and []
+void colorReduce0(cv::Mat &image, int div=64) {
+
+ int nl= image.rows; // number of lines
+ int nc= image.cols * image.channels(); // total number of elements per line
+
+ for (int j=0; j<nl; j++) {
+
+ uchar* data= image.ptr<uchar>(j);
+
+ for (int i=0; i<nc; i++) {
+
+ // process each pixel ---------------------
+
+ data[i]= data[i]/div*div + div/2;
+
+ // end of pixel processing ----------------
+
+ } // end of line
+ }
+}
+
+// using .ptr and * ++
+void colorReduce1(cv::Mat &image, int div=64) {
+
+ int nl= image.rows; // number of lines
+ int nc= image.cols * image.channels(); // total number of elements per line
+
+ for (int j=0; j<nl; j++) {
+
+ uchar* data= image.ptr<uchar>(j);
+
+ for (int i=0; i<nc; i++) {
+
+ // process each pixel ---------------------
+
+ *data++= *data/div*div + div/2;
+
+ // end of pixel processing ----------------
+
+ } // end of line
+ }
+}
+
+// using .ptr and * ++ and modulo
+void colorReduce2(cv::Mat &image, int div=64) {
+
+ int nl= image.rows; // number of lines
+ int nc= image.cols * image.channels(); // total number of elements per line
+
+ for (int j=0; j<nl; j++) {
+
+ uchar* data= image.ptr<uchar>(j);
+
+ for (int i=0; i<nc; i++) {
+
+ // process each pixel ---------------------
+
+ int v= *data;
+ *data++= v - v%div + div/2;
+
+ // end of pixel processing ----------------
+
+ } // end of line
+ }
+}
+
+// using .ptr and * ++ and bitwise
+void colorReduce3(cv::Mat &image, int div=64) {
+
+ int nl= image.rows; // number of lines
+ int nc= image.cols * image.channels(); // total number of elements per line
+ int n= static_cast<int>(log(static_cast<double>(div))/log(2.0));
+ // mask used to round the pixel value
+ uchar mask= 0xFF<<n; // e.g. for div=16, mask= 0xF0
+
+ for (int j=0; j<nl; j++) {
+
+ uchar* data= image.ptr<uchar>(j);
+
+ for (int i=0; i<nc; i++) {
+
+ // process each pixel ---------------------
+
+ *data++= *data&mask + div/2;
+
+ // end of pixel processing ----------------
+
+ } // end of line
+ }
+}
+
+
+// direct pointer arithmetic
+void colorReduce4(cv::Mat &image, int div=64) {
+
+ int nl= image.rows; // number of lines
+ int nc= image.cols * image.channels(); // total number of elements per line
+ int n= static_cast<int>(log(static_cast<double>(div))/log(2.0));
+ int step= image.step; // effective width
+ // mask used to round the pixel value
+ uchar mask= 0xFF<<n; // e.g. for div=16, mask= 0xF0
+
+ // get the pointer to the image buffer
+ uchar *data= image.data;
+
+ for (int j=0; j<nl; j++) {
+
+ for (int i=0; i<nc; i++) {
+
+ // process each pixel ---------------------
+
+ *(data+i)= *data&mask + div/2;
+
+ // end of pixel processing ----------------
+
+ } // end of line
+
+ data+= step; // next line
+ }
+}
+
+// using .ptr and * ++ and bitwise with image.cols * image.channels()
+void colorReduce5(cv::Mat &image, int div=64) {
+
+ int nl= image.rows; // number of lines
+ int n= static_cast<int>(log(static_cast<double>(div))/log(2.0));
+ // mask used to round the pixel value
+ uchar mask= 0xFF<<n; // e.g. for div=16, mask= 0xF0
+
+ for (int j=0; j<nl; j++) {
+
+ uchar* data= image.ptr<uchar>(j);
+
+ for (int i=0; i<image.cols * image.channels(); i++) {
+
+ // process each pixel ---------------------
+
+ *data++= *data&mask + div/2;
+
+ // end of pixel processing ----------------
+
+ } // end of line
+ }
+}
+
+// using .ptr and * ++ and bitwise (continuous)
+void colorReduce6(cv::Mat &image, int div=64) {
+
+ int nl= image.rows; // number of lines
+ int nc= image.cols * image.channels(); // total number of elements per line
+
+ if (image.isContinuous()) {
+ // then no padded pixels
+ nc= nc*nl;
+ nl= 1; // it is now a 1D array
+ }
+
+ int n= static_cast<int>(log(static_cast<double>(div))/log(2.0));
+ // mask used to round the pixel value
+ uchar mask= 0xFF<<n; // e.g. for div=16, mask= 0xF0
+
+ for (int j=0; j<nl; j++) {
+
+ uchar* data= image.ptr<uchar>(j);
+
+ for (int i=0; i<nc; i++) {
+
+ // process each pixel ---------------------
+
+ *data++= *data&mask + div/2;
+
+ // end of pixel processing ----------------
+
+ } // end of line
+ }
+}
+
+// using .ptr and * ++ and bitwise (continuous+channels)
+void colorReduce7(cv::Mat &image, int div=64) {
+
+ int nl= image.rows; // number of lines
+ int nc= image.cols ; // number of columns
+
+ if (image.isContinuous()) {
+ // then no padded pixels
+ nc= nc*nl;
+ nl= 1; // it is now a 1D array
+ }
+
+ int n= static_cast<int>(log(static_cast<double>(div))/log(2.0));
+ // mask used to round the pixel value
+ uchar mask= 0xFF<<n; // e.g. for div=16, mask= 0xF0
+
+ for (int j=0; j<nl; j++) {
+
+ uchar* data= image.ptr<uchar>(j);
+
+ for (int i=0; i<nc; i++) {
+
+ // process each pixel ---------------------
+
+ *data++= *data&mask + div/2;
+ *data++= *data&mask + div/2;
+ *data++= *data&mask + div/2;
+
+ // end of pixel processing ----------------
+
+ } // end of line
+ }
+}
+
+
+// using Mat_ iterator
+void colorReduce8(cv::Mat &image, int div=64) {
+
+ // get iterators
+ cv::Mat_<cv::Vec3b>::iterator it= image.begin<cv::Vec3b>();
+ cv::Mat_<cv::Vec3b>::iterator itend= image.end<cv::Vec3b>();
+
+ for ( ; it!= itend; ++it) {
+
+ // process each pixel ---------------------
+
+ (*it)[0]= (*it)[0]/div*div + div/2;
+ (*it)[1]= (*it)[1]/div*div + div/2;
+ (*it)[2]= (*it)[2]/div*div + div/2;
+
+ // end of pixel processing ----------------
+ }
+}
+
+// using Mat_ iterator and bitwise
+void colorReduce9(cv::Mat &image, int div=64) {
+
+ // div must be a power of 2
+ int n= static_cast<int>(log(static_cast<double>(div))/log(2.0));
+ // mask used to round the pixel value
+ uchar mask= 0xFF<<n; // e.g. for div=16, mask= 0xF0
+
+ // get iterators
+ cv::Mat_<cv::Vec3b>::iterator it= image.begin<cv::Vec3b>();
+ cv::Mat_<cv::Vec3b>::iterator itend= image.end<cv::Vec3b>();
+
+ // scan all pixels
+ for ( ; it!= itend; ++it) {
+
+ // process each pixel ---------------------
+
+ (*it)[0]= (*it)[0]&mask + div/2;
+ (*it)[1]= (*it)[1]&mask + div/2;
+ (*it)[2]= (*it)[2]&mask + div/2;
+
+ // end of pixel processing ----------------
+ }
+}
+
+// using MatIterator_
+void colorReduce10(cv::Mat &image, int div=64) {
+
+ // get iterators
+ cv::Mat_<cv::Vec3b> cimage= image;
+ cv::Mat_<cv::Vec3b>::iterator it=cimage.begin();
+ cv::Mat_<cv::Vec3b>::iterator itend=cimage.end();
+
+ for ( ; it!= itend; it++) {
+
+ // process each pixel ---------------------
+
+ (*it)[0]= (*it)[0]/div*div + div/2;
+ (*it)[1]= (*it)[1]/div*div + div/2;
+ (*it)[2]= (*it)[2]/div*div + div/2;
+
+ // end of pixel processing ----------------
+ }
+}
+
+
+void colorReduce11(cv::Mat &image, int div=64) {
+
+ int nl= image.rows; // number of lines
+ int nc= image.cols; // number of columns
+
+ for (int j=0; j<nl; j++) {
+ for (int i=0; i<nc; i++) {
+
+ // process each pixel ---------------------
+
+ image.at<cv::Vec3b>(j,i)[0]= image.at<cv::Vec3b>(j,i)[0]/div*div + div/2;
+ image.at<cv::Vec3b>(j,i)[1]= image.at<cv::Vec3b>(j,i)[1]/div*div + div/2;
+ image.at<cv::Vec3b>(j,i)[2]= image.at<cv::Vec3b>(j,i)[2]/div*div + div/2;
+
+ // end of pixel processing ----------------
+
+ } // end of line
+ }
+}
+
+// with input/ouput images
+void colorReduce12(const cv::Mat &image, // input image
+ cv::Mat &result, // output image
+ int div=64) {
+
+ int nl= image.rows; // number of lines
+ int nc= image.cols ; // number of columns
+
+ // allocate output image if necessary
+ result.create(image.rows,image.cols,image.type());
+
+ // created images have no padded pixels
+ nc= nc*nl;
+ nl= 1; // it is now a 1D array
+
+ int n= static_cast<int>(log(static_cast<double>(div))/log(2.0));
+ // mask used to round the pixel value
+ uchar mask= 0xFF<<n; // e.g. for div=16, mask= 0xF0
+
+ for (int j=0; j<nl; j++) {
+
+ uchar* data= result.ptr<uchar>(j);
+ const uchar* idata= image.ptr<uchar>(j);
+
+ for (int i=0; i<nc; i++) {
+
+ // process each pixel ---------------------
+
+ *data++= (*idata++)&mask + div/2;
+ *data++= (*idata++)&mask + div/2;
+ *data++= (*idata++)&mask + div/2;
+
+ // end of pixel processing ----------------
+
+ } // end of line
+ }
+}
+
+// using overloaded operators
+void colorReduce13(cv::Mat &image, int div=64) {
+
+ int n= static_cast<int>(log(static_cast<double>(div))/log(2.0));
+ // mask used to round the pixel value
+ uchar mask= 0xFF<<n; // e.g. for div=16, mask= 0xF0
+
+ // perform color reduction
+ image=(image&cv::Scalar(mask,mask,mask))+cv::Scalar(div/2,div/2,div/2);
+}
+
+
+#define NTESTS 14
+#define NITERATIONS 20
+
+int main()
+{
+ int64 t[NTESTS],tinit;
+ cv::Mat image1;
+ cv::Mat image2;
+
+ // timer values set to 0
+ for (int i=0; i<NTESTS; i++)
+ t[i]= 0;
+
+ // repeat the tests several times
+ int n=NITERATIONS;
+ for (int k=0; k<n; k++) {
+
+ std::cout << k << " of " << n << std::endl;
+
+ image1= cv::imread("../image.jpg");
+ if (!image1.data)
+ return 0;
+
+ // using .ptr and []
+ tinit= cv::getTickCount();
+ colorReduce0(image1);
+ t[0]+= cv::getTickCount()-tinit;
+
+ image1= cv::imread("../image.jpg");
+ // using .ptr and * ++
+ tinit= cv::getTickCount();
+ colorReduce1(image1);
+ t[1]+= cv::getTickCount()-tinit;
+
+ image1= cv::imread("../image.jpg");
+ // using .ptr and * ++ and modulo
+ tinit= cv::getTickCount();
+ colorReduce2(image1);
+ t[2]+= cv::getTickCount()-tinit;
+
+ image1= cv::imread("../image.jpg");
+ // using .ptr and * ++ and bitwise
+ tinit= cv::getTickCount();
+ colorReduce3(image1);
+ t[3]+= cv::getTickCount()-tinit;
+
+ image1= cv::imread("../image.jpg");
+ // using direct pointer arithmetic
+ tinit= cv::getTickCount();
+ colorReduce4(image1);
+ t[4]+= cv::getTickCount()-tinit;
+
+ image1= cv::imread("../image.jpg");
+ // using .ptr and * ++ and bitwise with image.cols * image.channels()
+ tinit= cv::getTickCount();
+ colorReduce5(image1);
+ t[5]+= cv::getTickCount()-tinit;
+
+ image1= cv::imread("../image.jpg");
+ // using .ptr and * ++ and bitwise (continuous)
+ tinit= cv::getTickCount();
+ colorReduce6(image1);
+ t[6]+= cv::getTickCount()-tinit;
+
+ image1= cv::imread("../image.jpg");
+ // using .ptr and * ++ and bitwise (continuous+channels)
+ tinit= cv::getTickCount();
+ colorReduce7(image1);
+ t[7]+= cv::getTickCount()-tinit;
+
+ image1= cv::imread("../image.jpg");
+ // using Mat_ iterator
+ tinit= cv::getTickCount();
+ colorReduce8(image1);
+ t[8]+= cv::getTickCount()-tinit;
+
+ image1= cv::imread("../image.jpg");
+ // using Mat_ iterator and bitwise
+ tinit= cv::getTickCount();
+ colorReduce9(image1);
+ t[9]+= cv::getTickCount()-tinit;
+
+ image1= cv::imread("../image.jpg");
+ // using Mat_ iterator
+ tinit= cv::getTickCount();
+ colorReduce10(image1);
+ t[10]+= cv::getTickCount()-tinit;
+
+ image1= cv::imread("../image.jpg");
+ // using at
+ tinit= cv::getTickCount();
+ colorReduce11(image1);
+ t[11]+= cv::getTickCount()-tinit;
+
+ image1= cv::imread("../image.jpg");
+ // using input/output images
+ tinit= cv::getTickCount();
+ cv::Mat result;
+ colorReduce12(image1, result);
+ t[12]+= cv::getTickCount()-tinit;
+
+ image2= result;
+
+ image1= cv::imread("../image.jpg");
+ // using input/output images
+ tinit= cv::getTickCount();
+ colorReduce13(image1);
+ t[13]+= cv::getTickCount()-tinit;
+
+ //------------------------------
+ }
+
+ cv::namedWindow("Result");
+ cv::imshow("Result",image2);
+ cv::namedWindow("Image Result");
+ cv::imshow("Image Result",image1);
+
+ // print average execution time
+ std::cout << std::endl << "-------------------------------------------" << std::endl << std::endl;
+ std::cout << "using .ptr and [] =" << 1000.*t[0]/cv::getTickFrequency()/n << "ms" << std::endl;
+ std::cout << "using .ptr and * ++ =" << 1000.*t[1]/cv::getTickFrequency()/n << "ms" << std::endl;
+ std::cout << "using .ptr and * ++ and modulo =" << 1000.*t[2]/cv::getTickFrequency()/n << "ms" << std::endl;
+ std::cout << "using .ptr and * ++ and bitwise =" << 1000.*t[3]/cv::getTickFrequency()/n << "ms" << std::endl;
+ std::cout << "using direct pointer arithmetic =" << 1000.*t[4]/cv::getTickFrequency()/n << "ms" << std::endl;
+ std::cout << "using .ptr and * ++ and bitwise with image.cols * image.channels() =" << 1000.*t[5]/cv::getTickFrequency()/n << "ms" << std::endl;
+ std::cout << "using .ptr and * ++ and bitwise (continuous) =" << 1000.*t[6]/cv::getTickFrequency()/n << "ms" << std::endl;
+ std::cout << "using .ptr and * ++ and bitwise (continuous+channels) =" << 1000.*t[7]/cv::getTickFrequency()/n << "ms" << std::endl;
+ std::cout << "using Mat_ iterator =" << 1000.*t[8]/cv::getTickFrequency()/n << "ms" << std::endl;
+ std::cout << "using Mat_ iterator and bitwise =" << 1000.*t[9]/cv::getTickFrequency()/n << "ms" << std::endl;
+ std::cout << "using MatIterator_ =" << 1000.*t[10]/cv::getTickFrequency()/n << "ms" << std::endl;
+ std::cout << "using at =" << 1000.*t[11]/cv::getTickFrequency()/n << "ms" << std::endl;
+ std::cout << "using input/output images =" << 1000.*t[12]/cv::getTickFrequency()/n << "ms" << std::endl;
+ std::cout << "using overloaded operators =" << 1000.*t[13]/cv::getTickFrequency()/n << "ms" << std::endl;
+
+ cv::waitKey();
+ return 0;
+}
/Chapter 02/colorReduce.cpp
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Index: Chapter 02/saltImage.cpp
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--- Chapter 02/saltImage.cpp (nonexistent)
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@@ -0,0 +1,62 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 2 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+
+void salt(cv::Mat &image, int n) {
+
+ int i,j;
+ for (int k=0; k<n; k++) {
+
+ // rand() is the MFC random number generator
+ i= rand()%image.cols;
+ j= rand()%image.rows;
+
+
+ if (image.channels() == 1) { // gray-level image
+
+ image.at<uchar>(j,i)= 255;
+
+ } else if (image.channels() == 3) { // color image
+
+ image.at<cv::Vec3b>(j,i)[0]= 255;
+ image.at<cv::Vec3b>(j,i)[1]= 255;
+ image.at<cv::Vec3b>(j,i)[2]= 255;
+ }
+ }
+}
+
+int main()
+{
+ srand(cv::getTickCount()); // init random number generator
+
+ cv::Mat image= cv::imread("boldt.jpg",0);
+
+ salt(image,3000);
+
+ cv::namedWindow("Image");
+ cv::imshow("Image",image);
+
+ cv::imwrite("salted.bmp",image);
+
+ cv::waitKey(5000);
+
+ return 0;
+}
+
+
/Chapter 02/saltImage.cpp
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Index: Chapter 02/README.txt
===================================================================
--- Chapter 02/README.txt (nonexistent)
+++ Chapter 02/README.txt (revision 9)
@@ -0,0 +1,26 @@
+This directory contains material supporting chapter 2 of the cookbook:
+Computer Vision Programming using the OpenCV Library.
+by Robert Laganiere, Packt Publishing, 2011.
+
+File:
+ saltImage.cpp
+correspond to Recipe:
+Accessing the pixel values
+
+File:
+ colorReduce.cpp
+correspond to Recipes:
+Scanning an image with pointers
+Scanning an image with iterators
+Writing efficient image scanning loops
+
+File:
+ contrast.cpp
+correspond to Recipe:
+Scanning an image with neighbour access
+
+File:
+ addImages.cpp
+correspond to Recipes:
+Performing simple image arithmetic
+Defining regions of interest
/Chapter 02/README.txt
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Index: Chapter 02/contrast.cpp
===================================================================
--- Chapter 02/contrast.cpp (nonexistent)
+++ Chapter 02/contrast.cpp (revision 9)
@@ -0,0 +1,151 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 2 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+
+
+void sharpen(const cv::Mat &image, cv::Mat &result) {
+
+ result.create(image.size(), image.type()); // allocate if necessary
+
+ for (int j= 1; j<image.rows-1; j++) { // for all rows (except first and last)
+
+ const uchar* previous= image.ptr<const uchar>(j-1); // previous row
+ const uchar* current= image.ptr<const uchar>(j); // current row
+ const uchar* next= image.ptr<const uchar>(j+1); // next row
+
+ uchar* output= result.ptr<uchar>(j); // output row
+
+ for (int i=1; i<image.cols-1; i++) {
+
+ *output++= cv::saturate_cast<uchar>(5*current[i]-current[i-1]-current[i+1]-previous[i]-next[i]);
+// output[i]= cv::saturate_cast<uchar>(5*current[i]-current[i-1]-current[i+1]-previous[i]-next[i]);
+ }
+ }
+
+ // Set the unprocess pixels to 0
+ result.row(0).setTo(cv::Scalar(0));
+ result.row(result.rows-1).setTo(cv::Scalar(0));
+ result.col(0).setTo(cv::Scalar(0));
+ result.col(result.cols-1).setTo(cv::Scalar(0));
+}
+
+void sharpen2(const cv::Mat &image, cv::Mat &result) {
+
+ result.create(image.size(), image.type()); // allocate if necessary
+
+ int step= image.step1();
+ const uchar* previous= image.data; // ptr to previous row
+ const uchar* current= image.data+step; // ptr to current row
+ const uchar* next= image.data+2*step; // ptr to next row
+ uchar *output= result.data+step; // ptr to output row
+
+ for (int j= 1; j<image.rows-1; j++) { // for each row (except first and last)
+ for (int i=1; i<image.cols-1; i++) { // for each column (except first and last)
+
+ output[i]= cv::saturate_cast<uchar>(5*current[i]-current[i-1]-current[i+1]-previous[i]-next[i]);
+ }
+
+ previous+= step;
+ current+= step;
+ next+= step;
+ output+= step;
+ }
+
+ // Set the unprocess pixels to 0
+ result.row(0).setTo(cv::Scalar(0));
+ result.row(result.rows-1).setTo(cv::Scalar(0));
+ result.col(0).setTo(cv::Scalar(0));
+ result.col(result.cols-1).setTo(cv::Scalar(0));
+}
+
+void sharpen3(const cv::Mat &image, cv::Mat &result) {
+
+ cv::Mat_<uchar>::const_iterator it= image.begin<uchar>()+image.step;
+ cv::Mat_<uchar>::const_iterator itend= image.end<uchar>()-image.step;
+ cv::Mat_<uchar>::const_iterator itup= image.begin<uchar>();
+ cv::Mat_<uchar>::const_iterator itdown= image.begin<uchar>()+2*image.step;
+
+ result.create(image.size(), image.type()); // allocate if necessary
+ cv::Mat_<uchar>::iterator itout= result.begin<uchar>()+result.step;
+
+ for ( ; it!= itend; ++it, ++itup, ++itdown) {
+
+ *itout= cv::saturate_cast<uchar>(*it *5 - *(it-1)- *(it+1)- *itup - *itdown);
+ }
+}
+
+void sharpen2D(const cv::Mat &image, cv::Mat &result) {
+
+ // Construct kernel (all entries initialized to 0)
+ cv::Mat kernel(3,3,CV_32F,cv::Scalar(0));
+ // assigns kernel values
+ kernel.at<float>(1,1)= 5.0;
+ kernel.at<float>(0,1)= -1.0;
+ kernel.at<float>(2,1)= -1.0;
+ kernel.at<float>(1,0)= -1.0;
+ kernel.at<float>(1,2)= -1.0;
+
+ //filter the image
+ cv::filter2D(image,result,image.depth(),kernel);
+}
+
+int main()
+{
+ cv::Mat image= cv::imread("boldt.jpg",0);
+ if (!image.data)
+ return 0;
+
+ cv::Mat result;
+ result.create(image.size(),image.type());
+
+ double time= static_cast<double>(cv::getTickCount());
+ sharpen(image, result);
+ time= (static_cast<double>(cv::getTickCount())-time)/cv::getTickFrequency();
+ std::cout << "time= " << time << std::endl;
+
+ cv::namedWindow("Image");
+ cv::imshow("Image",result);
+
+ image= cv::imread("boldt.jpg",0);
+ time= static_cast<double>(cv::getTickCount());
+ sharpen3(image, result);
+ time= (static_cast<double>(cv::getTickCount())-time)/cv::getTickFrequency();
+ std::cout << "time 3= " << time << std::endl;
+
+ cv::namedWindow("Image 3");
+ cv::imshow("Image 3",result);
+
+ image= cv::imread("boldt.jpg",0);
+ time= static_cast<double>(cv::getTickCount());
+ sharpen2D(image, result);
+ time= (static_cast<double>(cv::getTickCount())-time)/cv::getTickFrequency();
+ std::cout << "time 2D= " << time << std::endl;
+
+ cv::namedWindow("Image 2D");
+ cv::imshow("Image 2D",result);
+
+ cv::waitKey();
+
+ return 0;
+}
+
+
/Chapter 02/contrast.cpp
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Index: Chapter 05/morphology.cpp
===================================================================
--- Chapter 05/morphology.cpp (nonexistent)
+++ Chapter 05/morphology.cpp (revision 9)
@@ -0,0 +1,104 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 5 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+
+int main()
+{
+ // Read input image
+ cv::Mat image= cv::imread("../binary.bmp");
+ if (!image.data)
+ return 0;
+
+ // Display the image
+ cv::namedWindow("Image");
+ cv::imshow("Image",image);
+
+ // Erode the image
+ cv::Mat eroded;
+ cv::erode(image,eroded,cv::Mat());
+
+ // Display the eroded image
+ cv::namedWindow("Eroded Image");
+ cv::imshow("Eroded Image",eroded);
+
+ // Dilate the image
+ cv::Mat dilated;
+ cv::dilate(image,dilated,cv::Mat());
+
+ // Display the dialted image
+ cv::namedWindow("Dilated Image");
+ cv::imshow("Dilated Image",dilated);
+
+ // Erode the image with a larger s.e.
+ cv::Mat element(7,7,CV_8U,cv::Scalar(1));
+ cv::erode(image,eroded,element);
+
+ // Display the eroded image
+ cv::namedWindow("Eroded Image (7x7)");
+ cv::imshow("Eroded Image (7x7)",eroded);
+
+ // Erode the image 3 times.
+ cv::erode(image,eroded,cv::Mat(),cv::Point(-1,-1),3);
+
+ // Display the eroded image
+ cv::namedWindow("Eroded Image (3 times)");
+ cv::imshow("Eroded Image (3 times)",eroded);
+
+ // Close the image
+ cv::Mat element5(5,5,CV_8U,cv::Scalar(1));
+ cv::Mat closed;
+ cv::morphologyEx(image,closed,cv::MORPH_CLOSE,element5);
+
+ // Display the opened image
+ cv::namedWindow("Closed Image");
+ cv::imshow("Closed Image",closed);
+
+ // Open the image
+ cv::Mat opened;
+ cv::morphologyEx(image,opened,cv::MORPH_OPEN,element5);
+
+ // Display the opened image
+ cv::namedWindow("Opened Image");
+ cv::imshow("Opened Image",opened);
+
+ // Close and Open the image
+ cv::morphologyEx(image,image,cv::MORPH_CLOSE,element5);
+ cv::morphologyEx(image,image,cv::MORPH_OPEN,element5);
+
+ // Display the close/opened image
+ cv::namedWindow("Closed and Opened Image");
+ cv::imshow("Closed and Opened Image",image);
+ cv::imwrite("binaryGroup.bmp",image);
+
+ // Read input image
+ image= cv::imread("../binary.bmp");
+
+ // Open and Close the image
+ cv::morphologyEx(image,image,cv::MORPH_OPEN,element5);
+ cv::morphologyEx(image,image,cv::MORPH_CLOSE,element5);
+
+ // Display the close/opened image
+ cv::namedWindow("Opened and Closed Image");
+ cv::imshow("Opened and Closed Image",image);
+
+ cv::waitKey();
+ return 0;
+}
+
/Chapter 05/morphology.cpp
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Index: Chapter 05/segment.cpp
===================================================================
--- Chapter 05/segment.cpp (nonexistent)
+++ Chapter 05/segment.cpp (revision 9)
@@ -0,0 +1,167 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 5 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include "watershedSegmentation.h"
+
+
+int main()
+{
+ // Read input image
+ cv::Mat image= cv::imread("../group.jpg");
+ if (!image.data)
+ return 0;
+
+ // Display the image
+ cv::namedWindow("Original Image");
+ cv::imshow("Original Image",image);
+
+ // Get the binary map
+ cv::Mat binary;
+ binary= cv::imread("../binary.bmp",0);
+
+ // Display the binary image
+ cv::namedWindow("Binary Image");
+ cv::imshow("Binary Image",binary);
+
+ // Eliminate noise and smaller objects
+ cv::Mat fg;
+ cv::erode(binary,fg,cv::Mat(),cv::Point(-1,-1),6);
+
+ // Display the foreground image
+ cv::namedWindow("Foreground Image");
+ cv::imshow("Foreground Image",fg);
+
+ // Identify image pixels without objects
+ cv::Mat bg;
+ cv::dilate(binary,bg,cv::Mat(),cv::Point(-1,-1),6);
+ cv::threshold(bg,bg,1,128,cv::THRESH_BINARY_INV);
+
+ // Display the background image
+ cv::namedWindow("Background Image");
+ cv::imshow("Background Image",bg);
+
+ // Show markers image
+ cv::Mat markers(binary.size(),CV_8U,cv::Scalar(0));
+ markers= fg+bg;
+ cv::namedWindow("Markers");
+ cv::imshow("Markers",markers);
+
+ // Create watershed segmentation object
+ WatershedSegmenter segmenter;
+
+ // Set markers and process
+ segmenter.setMarkers(markers);
+ segmenter.process(image);
+
+ // Display segmentation result
+ cv::namedWindow("Segmentation");
+ cv::imshow("Segmentation",segmenter.getSegmentation());
+
+ // Display watersheds
+ cv::namedWindow("Watersheds");
+ cv::imshow("Watersheds",segmenter.getWatersheds());
+
+ // Open another image
+ image= cv::imread("../tower.jpg");
+
+ // Identify background pixels
+ cv::Mat imageMask(image.size(),CV_8U,cv::Scalar(0));
+ cv::rectangle(imageMask,cv::Point(5,5),cv::Point(image.cols-5,image.rows-5),cv::Scalar(255),3);
+ // Identify foreground pixels (in the middle of the image)
+ cv::rectangle(imageMask,cv::Point(image.cols/2-10,image.rows/2-10),
+ cv::Point(image.cols/2+10,image.rows/2+10),cv::Scalar(1),10);
+
+ // Set markers and process
+ segmenter.setMarkers(imageMask);
+ segmenter.process(image);
+
+ // Display the image with markers
+ cv::rectangle(image,cv::Point(5,5),cv::Point(image.cols-5,image.rows-5),cv::Scalar(255,255,255),3);
+ cv::rectangle(image,cv::Point(image.cols/2-10,image.rows/2-10),
+ cv::Point(image.cols/2+10,image.rows/2+10),cv::Scalar(1,1,1),10);
+ cv::namedWindow("Image with marker");
+ cv::imshow("Image with marker",image);
+
+ // Display watersheds
+ cv::namedWindow("Watersheds of foreground object");
+ cv::imshow("Watersheds of foreground object",segmenter.getWatersheds());
+
+ // Open another image
+ image= cv::imread("../tower.jpg");
+
+ // define bounding rectangle
+ cv::Rect rectangle(50,70,image.cols-150,image.rows-180);
+
+ cv::Mat result; // segmentation result (4 possible values)
+ cv::Mat bgModel,fgModel; // the models (internally used)
+ // GrabCut segmentation
+ cv::grabCut(image, // input image
+ result, // segmentation result
+ rectangle,// rectangle containing foreground
+ bgModel,fgModel, // models
+ 1, // number of iterations
+ cv::GC_INIT_WITH_RECT); // use rectangle
+
+ // Get the pixels marked as likely foreground
+ cv::compare(result,cv::GC_PR_FGD,result,cv::CMP_EQ);
+ // Generate output image
+ cv::Mat foreground(image.size(),CV_8UC3,cv::Scalar(255,255,255));
+ image.copyTo(foreground,result); // bg pixels not copied
+
+ // draw rectangle on original image
+ cv::rectangle(image, rectangle, cv::Scalar(255,255,255),1);
+ cv::namedWindow("Image");
+ cv::imshow("Image",image);
+
+ // display result
+ cv::namedWindow("Segmented Image");
+ cv::imshow("Segmented Image",foreground);
+
+ // Open another image
+ image= cv::imread("../group.jpg");
+
+ // define bounding rectangle
+ cv::Rect rectangle2(10,100,380,180);
+
+ cv::Mat bkgModel,fgrModel; // the models (internally used)
+ // GrabCut segmentation
+ cv::grabCut(image, // input image
+ result, // segmentation result
+ rectangle2,bkgModel,fgrModel,5,cv::GC_INIT_WITH_RECT);
+ // Get the pixels marked as likely foreground
+// cv::compare(result,cv::GC_PR_FGD,result,cv::CMP_EQ);
+ result= result&1;
+ foreground.create(image.size(),CV_8UC3);
+ foreground.setTo(cv::Scalar(255,255,255));
+ image.copyTo(foreground,result); // bg pixels not copied
+
+ // draw rectangle on original image
+ cv::rectangle(image, rectangle2, cv::Scalar(255,255,255),1);
+ cv::namedWindow("Image 2");
+ cv::imshow("Image 2",image);
+
+ // display result
+ cv::namedWindow("Foreground objects");
+ cv::imshow("Foreground objects",foreground);
+
+ cv::waitKey();
+ return 0;
+}
/Chapter 05/segment.cpp
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Index: Chapter 05/morpho2.cpp
===================================================================
--- Chapter 05/morpho2.cpp (nonexistent)
+++ Chapter 05/morpho2.cpp (revision 9)
@@ -0,0 +1,125 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 5 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include "morphoFeatures.h"
+
+int main()
+{
+ // Read input image
+ cv::Mat image= cv::imread("../building.jpg",0);
+ if (!image.data)
+ return 0;
+
+ // Display the image
+ cv::namedWindow("Image");
+ cv::imshow("Image",image);
+
+ // Create the morphological features instance
+ MorphoFeatures morpho;
+ morpho.setThreshold(40);
+
+ // Get the edges
+ cv::Mat edges;
+ edges= morpho.getEdges(image);
+
+ // Display the edge image
+ cv::namedWindow("Edge Image");
+ cv::imshow("Edge Image",edges);
+
+ // Get the corners
+ morpho.setThreshold(-1);
+ cv::Mat corners;
+ corners= morpho.getCorners(image);
+ cv::morphologyEx(corners,corners,cv::MORPH_TOPHAT,cv::Mat());
+ cv::threshold(corners, corners, 40, 255, cv::THRESH_BINARY_INV);
+
+ // Display the corner image
+ cv::namedWindow("Corner Image");
+ cv::imshow("Corner Image",corners);
+
+ // Display the corner on the image
+ morpho.drawOnImage(corners,image);
+ cv::namedWindow("Corners on Image");
+ cv::imshow("Corners on Image",image);
+
+ // Read and display image of square
+ image= cv::imread("../square.bmp",0);
+ cv::namedWindow("Square Image");
+ cv::imshow("Square Image",image);
+
+ // Creating the cross-shaped structuring element
+ cv::Mat cross(5,5,CV_8U,cv::Scalar(0));
+ for (int i=0; i<5; i++) {
+
+ cross.at<uchar>(2,i)= 1;
+ cross.at<uchar>(i,2)= 1;
+ }
+
+ // Dilate with a cross
+ cv::Mat result;
+ cv::dilate(image,result,cross);
+
+ // Display the result
+ cv::namedWindow("Dilated square with cross");
+ cv::imshow("Dilated square with cross",result);
+
+ // Creating the diamond-shaped structuring element
+ cv::Mat diamond(5,5,CV_8U,cv::Scalar(1));
+ diamond.at<uchar>(0,0)= 0;
+ diamond.at<uchar>(0,1)= 0;
+ diamond.at<uchar>(1,0)= 0;
+ diamond.at<uchar>(4,4)= 0;
+ diamond.at<uchar>(3,4)= 0;
+ diamond.at<uchar>(4,3)= 0;
+ diamond.at<uchar>(4,0)= 0;
+ diamond.at<uchar>(4,1)= 0;
+ diamond.at<uchar>(3,0)= 0;
+ diamond.at<uchar>(0,4)= 0;
+ diamond.at<uchar>(0,3)= 0;
+ diamond.at<uchar>(1,4)= 0;
+
+ // Erode with a diamond
+ cv::Mat result2;
+ cv::erode(result,result2,diamond);
+
+ // Display the result
+ cv::namedWindow("Eroded square with diamond");
+ cv::imshow("Eroded square with diamond",result2);
+
+ // Combine the images into one
+ cv::Mat final(100,300,CV_8U);
+ cv::Mat window= final(cv::Rect(0,0,100,100));
+ image.copyTo(window);
+ window= final(cv::Rect(100,0,100,100));
+ result.copyTo(window);
+ window= final(cv::Rect(200,0,100,100));
+ result2.copyTo(window);
+
+ // Display the combined result
+ cv::namedWindow("Combined");
+ cv::imshow("Combined",final);
+
+ // Save combined result
+ cv::imwrite("squares.bmp",final);
+
+ cv::waitKey();
+
+ return 0;
+}
/Chapter 05/morpho2.cpp
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Index: Chapter 05/morphoFeatures.h
===================================================================
--- Chapter 05/morphoFeatures.h (nonexistent)
+++ Chapter 05/morphoFeatures.h (revision 9)
@@ -0,0 +1,142 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 5 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#if !defined MORPHOF
+#define MORPHOF
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+
+class MorphoFeatures {
+
+ private:
+
+ // threshold to produce binary image
+ int threshold;
+ // structuring elements used in corner detection
+ cv::Mat cross;
+ cv::Mat diamond;
+ cv::Mat square;
+ cv::Mat x;
+
+ void applyThreshold(cv::Mat& result) {
+
+ // Apply threshold on result
+ if (threshold>0)
+ cv::threshold(result, result, threshold, 255, cv::THRESH_BINARY_INV);
+ }
+
+ public:
+
+ MorphoFeatures() : threshold(-1), cross(5,5,CV_8U,cv::Scalar(0)),
+ diamond(5,5,CV_8U,cv::Scalar(1)),
+ square(5,5,CV_8U,cv::Scalar(1)),
+ x(5,5,CV_8U,cv::Scalar(0)){
+
+ // Creating the cross-shaped structuring element
+ for (int i=0; i<5; i++) {
+
+ cross.at<uchar>(2,i)= 1;
+ cross.at<uchar>(i,2)= 1;
+ }
+
+ // Creating the diamond-shaped structuring element
+ diamond.at<uchar>(0,0)= 0;
+ diamond.at<uchar>(0,1)= 0;
+ diamond.at<uchar>(1,0)= 0;
+ diamond.at<uchar>(4,4)= 0;
+ diamond.at<uchar>(3,4)= 0;
+ diamond.at<uchar>(4,3)= 0;
+ diamond.at<uchar>(4,0)= 0;
+ diamond.at<uchar>(4,1)= 0;
+ diamond.at<uchar>(3,0)= 0;
+ diamond.at<uchar>(0,4)= 0;
+ diamond.at<uchar>(0,3)= 0;
+ diamond.at<uchar>(1,4)= 0;
+
+ // Creating the x-shaped structuring element
+ for (int i=0; i<5; i++) {
+
+ x.at<uchar>(i,i)= 1;
+ x.at<uchar>(4-i,i)= 1;
+ }
+ }
+
+ void setThreshold(int t) {
+
+ threshold= t;
+ }
+
+ int getThreshold() const {
+
+ return threshold;
+ }
+
+ cv::Mat getEdges(const cv::Mat &image) {
+
+ // Get the gradient image
+ cv::Mat result;
+ cv::morphologyEx(image,result,cv::MORPH_GRADIENT,cv::Mat());
+
+ // Apply threshold to obtain a binary image
+ applyThreshold(result);
+
+ return result;
+ }
+
+ cv::Mat getCorners(const cv::Mat &image) {
+
+ cv::Mat result;
+
+ // Dilate with a cross
+ cv::dilate(image,result,cross);
+
+ // Erode with a diamond
+ cv::erode(result,result,diamond);
+
+ cv::Mat result2;
+ // Dilate with a X
+ cv::dilate(image,result2,x);
+
+ // Erode with a square
+ cv::erode(result2,result2,square);
+
+ // Corners are obtained by differencing
+ // the two closed images
+ cv::absdiff(result2,result,result);
+
+ // Apply threshold to obtain a binary image
+ applyThreshold(result);
+
+ return result;
+ }
+
+ void drawOnImage(const cv::Mat& binary, cv::Mat& image) {
+
+ cv::Mat_<uchar>::const_iterator it= binary.begin<uchar>();
+ cv::Mat_<uchar>::const_iterator itend= binary.end<uchar>();
+
+ // for each pixel
+ for (int i=0; it!= itend; ++it,++i) {
+ if (!*it)
+ cv::circle(image,cv::Point(i%image.step,i/image.step),5,cv::Scalar(255,0,0));
+ }
+ }
+};
+
+
+#endif
/Chapter 05/morphoFeatures.h
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Index: Chapter 05/watershedSegmentation.h
===================================================================
--- Chapter 05/watershedSegmentation.h (nonexistent)
+++ Chapter 05/watershedSegmentation.h (revision 9)
@@ -0,0 +1,68 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 5 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#if !defined WATERSHS
+#define WATERSHS
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+
+class WatershedSegmenter {
+
+ private:
+
+ cv::Mat markers;
+
+ public:
+
+ void setMarkers(const cv::Mat& markerImage) {
+
+ // Convert to image of ints
+ markerImage.convertTo(markers,CV_32S);
+ }
+
+ cv::Mat process(const cv::Mat &image) {
+
+ // Apply watershed
+ cv::watershed(image,markers);
+
+ return markers;
+ }
+
+ // Return result in the form of an image
+ cv::Mat getSegmentation() {
+
+ cv::Mat tmp;
+ // all segment with label higher than 255
+ // will be assigned value 255
+ markers.convertTo(tmp,CV_8U);
+
+ return tmp;
+ }
+
+ // Return watershed in the form of an image
+ cv::Mat getWatersheds() {
+
+ cv::Mat tmp;
+ markers.convertTo(tmp,CV_8U,255,255);
+
+ return tmp;
+ }
+};
+
+
+#endif
/Chapter 05/watershedSegmentation.h
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Index: Chapter 05/README.txt
===================================================================
--- Chapter 05/README.txt (nonexistent)
+++ Chapter 05/README.txt (revision 9)
@@ -0,0 +1,21 @@
+This directory contains material supporting chapter 5 of the cookbook:
+Computer Vision Programming using the OpenCV Library.
+by Robert Laganiere, Packt Publishing, 2011.
+
+File:
+ morphology.cpp
+correspond to Recipes:
+Eroding and Dilating Images using Morphological Filters
+Opening and Closing Images using Morphological Filters
+
+Files:
+ morpho2.cpp
+ morphoFeatures.h
+correspond to Recipe:
+Detecting edges and corners using morphological filters
+
+Files:
+ segment.cpp
+ watershedSegmentation.h
+correspond to Recipe:
+Segmenting images using watersheds
\ No newline at end of file
/Chapter 05/README.txt
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Index: Chapter 06/derivatives.cpp
===================================================================
--- Chapter 06/derivatives.cpp (nonexistent)
+++ Chapter 06/derivatives.cpp (revision 9)
@@ -0,0 +1,181 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 6 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+#include <iomanip>
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+#include "laplacianZC.h"
+
+int main()
+{
+ // Read input image
+ cv::Mat image= cv::imread("../boldt.jpg",0);
+ if (!image.data)
+ return 0;
+
+ // Display the image
+ cv::namedWindow("Original Image");
+ cv::imshow("Original Image",image);
+
+ // Compute Sobel X derivative
+ cv::Mat sobelX;
+ cv::Sobel(image,sobelX,CV_8U,1,0,3,0.4,128);
+
+ // Display the image
+ cv::namedWindow("Sobel X Image");
+ cv::imshow("Sobel X Image",sobelX);
+
+ // Compute Sobel Y derivative
+ cv::Mat sobelY;
+ cv::Sobel(image,sobelY,CV_8U,0,1,3,0.4,128);
+
+ // Display the image
+ cv::namedWindow("Sobel Y Image");
+ cv::imshow("Sobel Y Image",sobelY);
+
+ // Compute norm of Sobel
+ cv::Sobel(image,sobelX,CV_16S,1,0);
+ cv::Sobel(image,sobelY,CV_16S,0,1);
+ cv::Mat sobel;
+ //compute the L1 norm
+ sobel= abs(sobelX)+abs(sobelY);
+
+ double sobmin, sobmax;
+ cv::minMaxLoc(sobel,&sobmin,&sobmax);
+ std::cout << "sobel value range: " << sobmin << " " << sobmax << std::endl;
+
+ // Print window pixel values
+ for (int i=0; i<12; i++) {
+ for (int j=0; j<12; j++)
+ std::cout << std::setw(5) << static_cast<int>(sobel.at<short>(i+135,j+362)) << " ";
+ std::cout << std::endl;
+ }
+ std::cout << std::endl;
+ std::cout << std::endl;
+ std::cout << std::endl;
+
+ // Conversion to 8-bit image
+ // sobelImage = -alpha*sobel + 255
+ cv::Mat sobelImage;
+ sobel.convertTo(sobelImage,CV_8U,-255./sobmax,255);
+
+ // Display the image
+ cv::namedWindow("Sobel Image");
+ cv::imshow("Sobel Image",sobelImage);
+
+ // Apply threshold to Sobel norm (low threshold value)
+ cv::Mat sobelThresholded;
+ cv::threshold(sobelImage, sobelThresholded, 225, 255, cv::THRESH_BINARY);
+
+ // Display the image
+ cv::namedWindow("Binary Sobel Image (low)");
+ cv::imshow("Binary Sobel Image (low)",sobelThresholded);
+
+ // Apply threshold to Sobel norm (high threshold value)
+ cv::threshold(sobelImage, sobelThresholded, 190, 255, cv::THRESH_BINARY);
+
+ // Display the image
+ cv::namedWindow("Binary Sobel Image (high)");
+ cv::imshow("Binary Sobel Image (high)",sobelThresholded);
+
+ // Compute Laplacian 3x3
+ cv::Mat laplace;
+ cv::Laplacian(image,laplace,CV_8U,1,1,128);
+
+ // Display the image
+ cv::namedWindow("Laplacian Image");
+ cv::imshow("Laplacian Image",laplace);
+
+ // Print window pixel values
+ for (int i=0; i<12; i++) {
+ for (int j=0; j<12; j++)
+ std::cout << std::setw(5) << static_cast<int>(laplace.at<uchar>(i+135,j+362))-128 << " ";
+ std::cout << std::endl;
+ }
+ std::cout << std::endl;
+ std::cout << std::endl;
+ std::cout << std::endl;
+
+ // Compute Laplacian 7x7
+ cv::Laplacian(image,laplace,CV_8U,7,0.01,128);
+
+ // Display the image
+ cv::namedWindow("Laplacian Image");
+ cv::imshow("Laplacian Image",laplace);
+
+ // Print window pixel values
+ for (int i=0; i<12; i++) {
+ for (int j=0; j<12; j++)
+ std::cout << std::setw(5) << static_cast<int>(laplace.at<uchar>(i+135,j+362))-128 << " ";
+ std::cout << std::endl;
+ }
+
+ // Extract small window
+ cv::Mat window(image,cv::Rect(362,135,12,12));
+ cv::namedWindow("Image window");
+ cv::imshow("Image window",window);
+ cv::imwrite("window.bmp",window);
+
+ // Compute Laplacian using LaplacianZC class
+ LaplacianZC laplacian;
+ laplacian.setAperture(7);
+ cv::Mat flap= laplacian.computeLaplacian(image);
+ double lapmin, lapmax;
+ cv::minMaxLoc(flap,&lapmin,&lapmax);
+ std::cout << "Laplacian value range=[" << lapmin << "," << lapmax << "]\n";
+ laplace= laplacian.getLaplacianImage();
+ cv::namedWindow("Laplacian Image (7x7)");
+ cv::imshow("Laplacian Image (7x7)",laplace);
+
+ // Print Laplacian values
+ std::cout << std::endl;
+ for (int i=0; i<12; i++) {
+ for (int j=0; j<12; j++)
+ std::cout << std::setw(5) << static_cast<int>(flap.at<float>(i+135,j+362)/100) << " ";
+ std::cout << std::endl;
+ }
+ std::cout << std::endl;
+
+ // Compute and display the zero-crossing points
+ cv::Mat zeros;
+ zeros= laplacian.getZeroCrossings(lapmax);
+ cv::namedWindow("Zero-crossings");
+ cv::imshow("Zero-crossings",zeros);
+
+ // Compute and display the zero-crossing points (Sobel version)
+ zeros= laplacian.getZeroCrossings();
+ zeros= laplacian.getZeroCrossingsWithSobel(50);
+ cv::namedWindow("Zero-crossings (2)");
+ cv::imshow("Zero-crossings (2)",zeros);
+
+ // Print window pixel values
+ for (int i=0; i<12; i++) {
+ for (int j=0; j<12; j++)
+ std::cout << std::setw(2) << static_cast<int>(zeros.at<uchar>(i+135,j+362)) << " ";
+ std::cout << std::endl;
+ }
+
+ // Display the image with window
+ cv::rectangle(image,cv::Point(362,135),cv::Point(374,147),cv::Scalar(255,255,255));
+ cv::namedWindow("Original Image with window");
+ cv::imshow("Original Image with window",image);
+
+ cv::waitKey();
+ return 0;
+}
/Chapter 06/derivatives.cpp
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Index: Chapter 06/laplacianZC.h
===================================================================
--- Chapter 06/laplacianZC.h (nonexistent)
+++ Chapter 06/laplacianZC.h (revision 9)
@@ -0,0 +1,154 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 6 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#if !defined LAPLACEZC
+#define LAPLACEZC
+
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+
+class LaplacianZC {
+
+ private:
+
+ // original image
+ cv::Mat img;
+
+ // 32-bit float image containing the Laplacian
+ cv::Mat laplace;
+ // Aperture size of the laplacian kernel
+ int aperture;
+
+ public:
+
+ LaplacianZC() : aperture(3) {}
+
+ // Set the aperture size of the kernel
+ void setAperture(int a) {
+
+ aperture= a;
+ }
+
+ // Get the aperture size of the kernel
+ int getAperture() const {
+
+ return aperture;
+ }
+
+ // Compute the floating point Laplacian
+ cv::Mat computeLaplacian(const cv::Mat& image) {
+
+
+ // Compute Laplacian
+ cv::Laplacian(image,laplace,CV_32F,aperture);
+
+ // Keep local copy of the image
+ // (used for zero-crossings)
+ img= image.clone();
+
+ return laplace;
+ }
+
+ // Get the Laplacian result in 8-bit image
+ // zero corresponds to gray level 128
+ // if no scale is provided, then the max value will be
+ // scaled to intensity 255
+ // You must call computeLaplacian before calling this method
+ cv::Mat getLaplacianImage(double scale=-1.0) {
+
+ if (scale<0) {
+
+ double lapmin, lapmax;
+ cv::minMaxLoc(laplace,&lapmin,&lapmax);
+
+ scale= 127/ std::max(-lapmin,lapmax);
+ }
+
+ cv::Mat laplaceImage;
+ laplace.convertTo(laplaceImage,CV_8U,scale,128);
+
+ return laplaceImage;
+ }
+
+ // Get a binary image of the zero-crossings
+ // if the product of the two adjascent pixels is
+ // less than threshold then this zero-crossing will be ignored
+ cv::Mat getZeroCrossings(float threshold=1.0) {
+
+ // Create the iterators
+ cv::Mat_<float>::const_iterator it= laplace.begin<float>()+laplace.step1();
+ cv::Mat_<float>::const_iterator itend= laplace.end<float>();
+ cv::Mat_<float>::const_iterator itup= laplace.begin<float>();
+
+ // Binary image initialize to white
+ cv::Mat binary(laplace.size(),CV_8U,cv::Scalar(255));
+ cv::Mat_<uchar>::iterator itout= binary.begin<uchar>()+binary.step1();
+
+ // negate the input threshold value
+ threshold *= -1.0;
+
+ for ( ; it!= itend; ++it, ++itup, ++itout) {
+
+ // if the product of two adjascent pixel is negative
+ // then there is a sign change
+ if (*it * *(it-1) < threshold)
+ *itout= 0; // horizontal zero-crossing
+ else if (*it * *itup < threshold)
+ *itout= 0; // vertical zero-crossing
+ }
+
+ return binary;
+ }
+
+ // Get a binary image of the zero-crossings
+ // if the product of the two adjacent pixels is
+ // less than threshold then this zero-crossing will be ignored
+ cv::Mat getZeroCrossingsWithSobel(float threshold) {
+
+ cv::Mat sx;
+ cv::Sobel(img,sx,CV_32F,1,0,1);
+ cv::Mat sy;
+ cv::Sobel(img,sy,CV_32F,0,1,1);
+
+ // Create the iterators
+ cv::Mat_<float>::const_iterator it= laplace.begin<float>()+laplace.step1();
+ cv::Mat_<float>::const_iterator itend= laplace.end<float>();
+ cv::Mat_<float>::const_iterator itup= laplace.begin<float>();
+ cv::Mat_<float>::const_iterator itx= sx.begin<float>()+sx.step1();
+ cv::Mat_<float>::const_iterator ity= sy.begin<float>()+sy.step1();
+
+ // Binary image initialize to white
+ cv::Mat binary(laplace.size(),CV_8U,cv::Scalar(255));
+ cv::Mat_<uchar>::iterator itout= binary.begin<uchar>()+binary.step1();
+
+ for ( ; it!= itend; ++it, ++itup, ++itout, ++itx, ++ity) {
+
+ // if the product of two adjacent pixel is negative
+ // then there is a sign change
+ if (*it * *(it-1) < 0.0 && fabs(*ity) > threshold)
+ *itout= 0; // horizontal zero-crossing
+ else if (*it * *itup < 0.0 && fabs(*ity) > threshold)
+ *itout= 0; // vertical zero-crossing
+ }
+
+ return binary;
+ }
+
+};
+
+
+#endif
/Chapter 06/laplacianZC.h
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Index: Chapter 06/filters.cpp
===================================================================
--- Chapter 06/filters.cpp (nonexistent)
+++ Chapter 06/filters.cpp (revision 9)
@@ -0,0 +1,135 @@
+/*------------------------------------------------------------------------------------------*\
+ This file contains material supporting chapter 6 of the cookbook:
+ Computer Vision Programming using the OpenCV Library.
+ by Robert Laganiere, Packt Publishing, 2011.
+
+ This program is free software; permission is hereby granted to use, copy, modify,
+ and distribute this source code, or portions thereof, for any purpose, without fee,
+ subject to the restriction that the copyright notice may not be removed
+ or altered from any source or altered source distribution.
+ The software is released on an as-is basis and without any warranties of any kind.
+ In particular, the software is not guaranteed to be fault-tolerant or free from failure.
+ The author disclaims all warranties with regard to this software, any use,
+ and any consequent failure, is purely the responsibility of the user.
+
+ Copyright (C) 2010-2011 Robert Laganiere, www.laganiere.name
+\*------------------------------------------------------------------------------------------*/
+
+#include <iostream>
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/highgui/highgui.hpp>
+
+int main()
+{
+ // Read input image
+ cv::Mat image= cv::imread("../boldt.jpg",0);
+ if (!image.data)
+ return 0;
+
+ // Display the image
+ cv::namedWindow("Original Image");
+ cv::imshow("Original Image",image);
+
+ // Blur the image
+ cv::Mat result;
+ cv::GaussianBlur(image,result,cv::Size(5,5),1.5);
+
+ // Display the blurred image
+ cv::namedWindow("Gaussian filtered Image");
+ cv::imshow("Gaussian filtered Image",result);
+
+ // Get the gaussian kernel (1.5)
+ cv::Mat gauss= cv::getGaussianKernel(9,1.5,CV_32F);
+
+ // Display kernel values
+ cv::Mat_<float>::const_iterator it= gauss.begin<float>();
+ cv::Mat_<float>::const_iterator itend= gauss.end<float>();
+ std::cout << "[";
+ for ( ; it!= itend; ++it) {
+ std::cout << *it << " ";
+ }
+ std::cout << "]" << std::endl;
+
+ // Get the gaussian kernel (0.5)
+ gauss= cv::getGaussianKernel(9,0.5,CV_32F);
+
+ // Display kernel values
+ it= gauss.begin<float>();
+ itend= gauss.end<float>();
+ std::cout << "[";
+ for ( ; it!= itend; ++it) {
+ std::cout << *it << " ";
+ }
+ std::cout << "]" << std::endl;
+
+ // Get the gaussian kernel (2.5)
+ gauss= cv::getGaussianKernel(9,2.5,CV_32F);
+
+ // Display kernel values
+ it= gauss.begin<float>();
+ itend= gauss.end<float>();
+ std::cout << "[";
+ for ( ; it!= itend; ++it) {
+ std::cout << *it << " ";
+ }
+ std::cout << "]" << std::endl;
+
+ // Get the Deriv kernel (2.5)
+ cv::Mat kx, ky;
+ cv::getDerivKernels(kx,ky,2,2,7,true);
+
+ // Display kernel values
+ cv::Mat_<float>::const_iterator kit= kx.begin<float>();
+ cv::Mat_<float>::const_iterator kitend= kx.end<float>();
+ std::cout << "[";
+ for ( ; kit!= kitend; ++kit) {
+ std::cout << *kit << " ";
+ }
+ std::cout << "]" << std::endl;
+
+ // Blur the image with a mean filter
+ cv::blur(image,result,cv::Size(5,5));
+
+ // Display the blurred image
+ cv::namedWindow("Mean filtered Image");
+ cv::imshow("Mean filtered Image",result);
+
+ // Read input image with salt&pepper noise
+ image= cv::imread("../salted.bmp",0);
+ if (!image.data)
+ return 0;
+
+ // Display the S&P image
+ cv::namedWindow("S&P Image");
+ cv::imshow("S&P Image",image);
+
+ // Blur the image with a mean filter
+ cv::blur(image,result,cv::Size(5,5));
+
+ // Display the blurred image
+ cv::namedWindow("Mean filtered S&P Image");
+ cv::imshow("Mean filtered S&P Image",result);
+
+ // Applying a median filter
+ cv::medianBlur(image,result,5);
+
+ // Display the blurred image
+ cv::namedWindow("Median filtered S&P Image");
+ cv::imshow("Median filtered S&P Image",result);
+
+ // Reduce by 4 the size of the image (the wrong way)
+ image= cv::imread("../boldt.jpg",0);
+ cv::Mat reduced(image.rows/2,image.cols/2,CV_8U);
+
+ for (int i=0; i<reduced.rows; i++)
+ for (int j=0; j<reduced.cols; j++)
+ reduced.at<uchar>(i,j)= image.at<uchar>(i*2,j*2);
+
+ // Display the reduced image
+ cv::namedWindow("Badly reduced Image");
+ cv::imshow("Badly reduced Image",reduced);
+
+ cv::waitKey();
+ return 0;
+}
/Chapter 06/filters.cpp
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Index: Chapter 06/README.txt
===================================================================
--- Chapter 06/README.txt (nonexistent)
+++ Chapter 06/README.txt (revision 9)
@@ -0,0 +1,16 @@
+This directory contains material supporting chapter 6 of the cookbook:
+Computer Vision Programming using the OpenCV Library.
+by Robert Laganiere, Packt Publishing, 2011.
+
+File:
+ filters.cpp
+correspond to Recipes:
+Filtering Images using Low-pass Filters
+Filtering Images using a Median Filter
+
+Files:
+ dderivatives.cpp
+ laplacianZC.h
+correspond to Recipes:
+Applying Directional Filters to Detect Edges
+Computing the Laplacian of an Image
/Chapter 06/README.txt
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+text/plain
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Index: .project
===================================================================
--- .project (nonexistent)
+++ .project (revision 9)
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+ <name>OpenCV2-Cookbook</name>
+ <comment></comment>
+ <projects>
+ </projects>
+ <buildSpec>
+ <buildCommand>
+ <name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
+ <triggers>clean,full,incremental,</triggers>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ <buildCommand>
+ <name>org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder</name>
+ <triggers>full,incremental,</triggers>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ </buildSpec>
+ <natures>
+ <nature>org.eclipse.cdt.core.cnature</nature>
+ <nature>org.eclipse.cdt.core.ccnature</nature>
+ <nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
+ <nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
+ </natures>
+</projectDescription>
/.project
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Index: .
===================================================================
--- . (revision 1)
+++ . (revision 9)
/.
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## -0,0 +1,5 ##
+Chapter 02 - addImages
+
+Chapter 01 - main1
+
+Chapter 01 - main2