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c++ Programming Glossary: subimageSetting ROI with mouse from a rectangle on a video http://stackoverflow.com/questions/10881397/setting-roi-with-mouse-from-a-rectangle-on-a-video temp temp depth temp nChannels cvNot temp temp copy subimage cvCopy temp temp NULL Main loop while 1 if destroy cvDestroyWindow..
http://stackoverflow.com/questions/205522/opengl-subtexturing or whatever passing it a pointer to the first pixel of the subimage and the width and height of the subimage. Don't forget to restore.. pixel of the subimage and the width and height of the subimage. Don't forget to restore GL_UNPACK_ROW_LENGTH to 0 when you're.. . In which case you could either a extract the subimage into a new buffer yourself or b ... glTexImage2D GL_TEXTURE_2D..
OpenCV extract area of an image from a vector of squares http://stackoverflow.com/questions/7755647/opencv-extract-area-of-an-image-from-a-vector-of-squares x 1 .x squares x 0 .x squares x 3 .y squares x 0 .y Mat subimage image roi in order to generate a new Mat called subimage for.. subimage image roi in order to generate a new Mat called subimage for all the squares detected in the original image As karl remembered.. and that's why OpenCV throws a cv Exception at you on Mat subimage image roi . What you should do is write a code that will identify..
converting cv::Mat for tesseract http://stackoverflow.com/questions/8115368/converting-cvmat-for-tesseract cv Mat for tesseract I'm using OpenCV to extract a subimage of a scanned document and would like to use tesseract to perform.. and would like to use tesseract to perform OCR over this subimage. I found out that I can use two methods for text recognition..
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