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c++ Programming Glossary: image.sizeWith OpenCV, try to extract a region of a picture described by ArrayOfArrays http://stackoverflow.com/questions/10176184/with-opencv-try-to-extract-a-region-of-a-picture-described-by-arrayofarrays to mask out that region from image. Mat mask Mat zeros image.size CV_8UC1 drawContours mask contours_final i Scalar 255 CV_FILLED..
opencv create mat from camera data http://stackoverflow.com/questions/6924790/opencv-create-mat-from-camera-data height CV_8UC1 dataBuffer Mat AUTO_STEP printf width u n image.size .width printf height u n image.size .height image_.create Size.. printf width u n image.size .width printf height u n image.size .height image_.create Size image.size .width image.size .height.. printf height u n image.size .height image_.create Size image.size .width image.size .height CV_8UC1 image_ image.clone printf..
Square detection doesn't find squares http://stackoverflow.com/questions/7731742/square-detection-doesnt-find-squares vector Point squares squares.clear Mat pyr timg gray0 image.size CV_8U gray karlphillip dilate the image so this technique can..
Rotate cv::Mat using cv::warpAffine offsets destination image http://stackoverflow.com/questions/7813376/rotate-cvmat-using-cvwarpaffine-offsets-destination-image src_center angle 1.0 Mat rotated_img Size image.size .height image.size .width image.type warpAffine image rotated_img.. angle 1.0 Mat rotated_img Size image.size .height image.size .width image.type warpAffine image rotated_img rot_matrix image.size.. .width image.type warpAffine image rotated_img rot_matrix image.size imwrite rotated.jpg rotated_img int main int argc char argv..
http://stackoverflow.com/questions/8449378/finding-contours-in-opencv CV_CHAIN_APPROX_NONE Draw the contours cv Mat contourImage image.size CV_8UC3 cv Scalar 0 0 0 cv Scalar colors 3 colors 0 cv Scalar..
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