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Aleksey Filippov's profile - activity

2015-07-29 08:52:57 -0600 commented answer OpenCV 3.0.0 and OpenCL benchmark: Sobel edge detection

I have same perfomance problems with all code. Using code from starting question I have similar results.

  • setUseOpenCL(false): ~12fps; ~50% load both CPU cores; 0% GPU load;
  • setUseOpenCL(true): ~13fps; ~70% load both CPU cores; 75% GPU load;

I'm also setting OPENCV_OPENCL_DEVICE = :GPU: for the second case. I'm using OpenCV 3.0.0 compiled with mingw on win8.1. CPU: Intel Core 2 Duo E7200; GPU: GeForce 9600GT;

2015-07-29 07:55:01 -0600 received badge  Supporter (source)