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comparison c/feature-based-tracking.cpp @ 532:018653d1db3c

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corrected bug with empty frames (the program will stop cleanly and store features
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Sun, 29 Jun 2014 14:18:17 -0400
parents 935430b1d408
children e37f38274d4f
comparison
equal deleted inserted replaced
531:f012a8ad7a0e 532:018653d1db3c
157 lastFrameNum = MIN(params.frame1+static_cast<unsigned int>(params.nFrames), nFrames); 157 lastFrameNum = MIN(params.frame1+static_cast<unsigned int>(params.nFrames), nFrames);
158 158
159 capture->setFrameNumber(params.frame1); 159 capture->setFrameNumber(params.frame1);
160 for (unsigned int frameNum = params.frame1; (frameNum < lastFrameNum) && !::interruptionKey(key); frameNum++) { 160 for (unsigned int frameNum = params.frame1; (frameNum < lastFrameNum) && !::interruptionKey(key); frameNum++) {
161 bool success = capture->getNextFrame(frame); 161 bool success = capture->getNextFrame(frame);
162 if (!success || frame.empty() || frame.size() != videoSize) {
163 cout << "Empty frame " << frameNum << ", breaking (" << success << " " << frame.empty() << " " << frame.size() << ")" << endl;
164 break;
165 } else if (frameNum%50 ==0)
166 cout << "frame " << frameNum << endl;
167
162 if (params.undistort) { 168 if (params.undistort) {
163 remap(frame, undistortedFrame, map1, map2, interpolationMethod, BORDER_CONSTANT, 0.); 169 remap(frame, undistortedFrame, map1, map2, interpolationMethod, BORDER_CONSTANT, 0.);
164 frame = undistortedFrame; 170 frame = undistortedFrame;
165 } 171 }
166 //if (!success || frame.empty() || frame.size() != videoSize) 172
167 //break;
168
169 if (frameNum%50 ==0)
170 cout << "frame " << frameNum << endl;
171 173
172 cvtColor(frame, currentFrameBW, CV_RGB2GRAY); 174 cvtColor(frame, currentFrameBW, CV_RGB2GRAY);
173 175
174 if (!prevPts.empty()) { 176 if (!prevPts.empty()) {
175 currPts.clear(); 177 currPts.clear();