c++ Programming Glossary: cvcvtcolor
Setting ROI with mouse from a rectangle on a video http://stackoverflow.com/questions/10881397/setting-roi-with-mouse-from-a-rectangle-on-a-video the ROI to grayscale cvSetImageROI vid_frame box cvCvtColor vid_frame gray_roi CV_BGR2GRAY cvShowImage Example2 gray_roi.. back to the original image and display it on the screen cvCvtColor gray_roi rgb_roi CV_GRAY2BGR As the ROI is still set cvCopy..
OpenCV: Using Hough Circle Transformation to detect iris http://stackoverflow.com/questions/12567520/opencv-using-hough-circle-transformation-to-detect-iris grayscaleImg cvCreateImage cvGetSize capturedImg 8 1 cvCvtColor capturedImg grayscaleImg CV_BGR2GRAY Gaussian filter for less..
Better algorithm for edge filter in video programming http://stackoverflow.com/questions/12971093/better-algorithm-for-edge-filter-in-video-programming src_gray cvCreateImage cvSize img width img height 8 1 cvCvtColor img src_gray CV_BGR2GRAY cvSmooth src_gray src_gray CV_GAUSSIAN..
Error in opencv code for motion detection http://stackoverflow.com/questions/14309111/error-in-opencv-code-for-motion-detection temp difference Convert the image to grayscale. cvCvtColor difference greyImage CV_RGB2GRAY Convert the image to black.. temp 1.0 0.0 cvAbsDiff colourImage temp difference cvCvtColor difference greyImage CV_RGB2GRAY cvThreshold greyImage greyImage..
Convert RGB to Black & White in OpenCV http://stackoverflow.com/questions/1585535/convert-rgb-to-black-white-in-opencv im_gray cvCreateImage cvGetSize im_rgb IPL_DEPTH_8U 1 cvCvtColor im_rgb im_gray CV_RGB2GRAY C Mat im_rgb imread image.jpg Mat..
OpenCV: process every frame http://stackoverflow.com/questions/3907028/opencv-process-every-frame fprintf stderr cvCreateImage failed n return NULL cvCvtColor frame gray_frame CV_RGB2GRAY return gray_frame process_video..
xutility file? http://stackoverflow.com/questions/4707310/xutility-file scale cvRound img height scale 8 1 CvPoint pt1 pt2 int i cvCvtColor img gray CV_BGR2GRAY cvResize gray small_img CV_INTER_LINEAR.. 1 cvCopy img clone 0 cvNamedWindow ROI CV_WINDOW_AUTOSIZE cvCvtColor clone gray CV_RGB2GRAY face_rect.x pt1.x face_rect.y pt1.y..
OpenCV insufficient memory http://stackoverflow.com/questions/5564966/opencv-insufficient-memory if img 0 break dest cvCloneImage img hsv cvCloneImage img cvCvtColor img hsv CV_BGR2HSV for i 0 i xmax i for j 0 j ymax j arr.. div div 2 5 j cvSet2D dest i j destpix3 Creating Windows cvCvtColor fin dest CV_HSV2BGR key cvWaitKey 20 cvShowImage win1 dest cvShowImage..
Simple object detection using OpenCV and machine learning http://stackoverflow.com/questions/6416117/simple-object-detection-using-opencv-and-machine-learning IPL_DEPTH_8U 1 CvMemStorage storage cvCreateMemStorage 0 cvCvtColor img gray CV_BGR2GRAY This is done so as to prevent a lot of.. gray storage CV_HOUGH_GRADIENT 1 gray height 3 250 100 cvCvtColor canny rgbcanny CV_GRAY2BGR for size_t i 0 i circles total i..
Cant get output result using cvCornerHarris() http://stackoverflow.com/questions/6500707/cant-get-output-result-using-cvcornerharris srcImgGry cvCreateImage cvGetSize srcImg IPL_DEPTH_8U 1 cvCvtColor srcImg srcImgGry CV_RGB2GRAY Canny and Harris expect grayscale.. gray cvCreateImage cvGetSize colored IPL_DEPTH_8U 1 cvCvtColor colored gray CV_RGB2GRAY IplImage harris cvCreateImage cvGetSize..
Converting YUV into BGR or RGB in OpenCV http://stackoverflow.com/questions/7954416/converting-yuv-into-bgr-or-rgb-in-opencv image. At the moment the best results were with the OpenCV cvCvtColor scr dst CV_YUV2BGR function call. I am currently unaware of..
How to detect the Sun from the space sky in OpenCv? http://stackoverflow.com/questions/8218997/how-to-detect-the-sun-from-the-space-sky-in-opencv Here's the algorithm code of this processing Color to Gray cvCvtColor image gray CV_RGB2GRAY color threshold cvThreshold gray gray..
Hand detection using OpenCV http://stackoverflow.com/questions/9168785/hand-detection-using-opencv in iplimage colored it and then converted it to HSV with cvCvtColor imageHand imageHand CV_BGR2HSV I don't know the efficient algorithm..
Masking a blob from a binary image http://stackoverflow.com/questions/9372687/masking-a-blob-from-a-binary-image does not exist quit the loop frameCount if frameCount 5 cvCvtColor color_frame gray_frame CV_BGR2GRAY cvThreshold gray_frame gray_frame..
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