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python Programming Glossary: cv.showimagehttp://stackoverflow.com/questions/10055535/iplimage-inside-iplimage sub cv.GetSubRect blue 100 100 50 50 cv.Copy red sub cv.ShowImage 'blue_red' blue cv.WaitKey 0 Alternatively as karlphillip suggests..
What are the correct usage/parameter values for HoughCircles in OpenCV for Iris detection? http://stackoverflow.com/questions/10716464/what-are-the-correct-usage-parameter-values-for-houghcircles-in-opencv-for-iris storage cv.CV_HOUGH_GRADIENT 2 10 32 200 minRad minRad 2 cv.ShowImage output grayImg while circles cv.DrawContours frame circles 0.. 2 32.0 30 550 draw_circles storage orig cv.ShowImage original with circles orig cv.WaitKey 0 Update I realise I somewhat..
Perspective Warping in OpenCV based on know camera orientation http://stackoverflow.com/questions/12288473/perspective-warping-in-opencv-based-on-know-camera-orientation im dst X #Display cv.NamedWindow distorted cv.ShowImage distorted im cv.NamedWindow corrected cv.ShowImage corrected.. cv.ShowImage distorted im cv.NamedWindow corrected cv.ShowImage corrected dst cv.WaitKey 0 cv.DestroyWindow distorted cv.DestroyWindow..
How do I create an OpenCV image from a PIL image? http://stackoverflow.com/questions/1650568/how-do-i-create-an-opencv-image-from-a-pil-image pil_img.tostring pil_img.size 0 3 cv.NamedWindow pil2ipl cv.ShowImage pil2ipl cv_img A third approach would be to switch your OpenCV..
Displaying webcam feed using opencv and python http://stackoverflow.com/questions/2601194/displaying-webcam-feed-using-opencv-and-python cv.CaptureFromCAM 0 def repeat frame cv.QueryFrame capture cv.ShowImage w1 frame while True repeat On an unrelated note I have noticed.. them now global camera_index frame cv.QueryFrame capture cv.ShowImage w1 frame c cv.WaitKey 10 if c n #in n key is pressed while the..
How do I track motion using OpenCV in Python? http://stackoverflow.com/questions/3374828/how-do-i-track-motion-using-opencv-in-python color_image center_point 10 cv.CV_RGB 255 100 0 1 cv.ShowImage Target color_image # Listen for ESC key c cv.WaitKey 7 0x100..
Python OpenCV: Detecting a general direction of movement? http://stackoverflow.com/questions/4496063/python-opencv-detecting-a-general-direction-of-movement print 'Left' else print 'Right' # Display frame to user cv.ShowImage Target color_image # Listen for ESC or ENTER key c cv.WaitKey..
Python and OpenCV. How do I detect all (filled)circles/round objects in an image? http://stackoverflow.com/questions/5368449/python-and-opencv-how-do-i-detect-all-filledcircles-round-objects-in-an-image im center radius 0 0 255 3 8 0 cv.NamedWindow 'Circles' cv.ShowImage 'Circles' im cv.WaitKey 0 if __name__ '__main__' main share..
Finding shapes in an image using opencv http://stackoverflow.com/questions/8785664/finding-shapes-in-an-image-using-opencv 0 0 else color 0 0 255 0 cv.Rectangle rgb pt1 pt2 color 2 cv.ShowImage 'rgb' rgb cv.WaitKey 0 e.png y.png good bad Before anybody asks..
Performance comparison of OpenCV-Python interfaces, cv and cv2 http://stackoverflow.com/questions/9357696/performance-comparison-of-opencv-python-interfaces-cv-and-cv2 cv.Set2D h j i k 0 0 t2 time.time t print time taken t2 cv.ShowImage 'img' h cv.WaitKey 0 The result is time taken 1.16368889809..
OpenCv CreateImage Function isn't working http://stackoverflow.com/questions/9710520/opencv-createimage-function-isnt-working 8 channels 3 image cv.CreateImage w h no_of_bits channels cv.ShowImage 'WindowName' image cvWaitKey python opencv share improve..
http://stackoverflow.com/questions/9860667/writing-robust-color-and-size-invariant-circle-detection-with-opencv-based-on 0 0 3 8 0 except print nothing found pass # show images cv.ShowImage image press 'q' to quit orig cv.ShowImage post process processed.. # show images cv.ShowImage image press 'q' to quit orig cv.ShowImage post process processed cv_key cv.WaitKey WAITKEY_DELAY_MS key_pressed..
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