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2013-01-23 01:13:12 -0600 asked a question data for running opencv_perf_calib3d

Hi, I built OpenCV by myself and would like to run opencv_perf_calib3d and other tests. but most of them were failed as no input data: picture. For example, opencv_perf_calib3d depended on acircles1.png and other png files. could you tell me where i can get them? thank you.