generic-library/opencv
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fixed many bugs related to Mat::getUMat(), asynchronous kernel execution etc. Also, played a bit with ocl::cvtColor vs cv::cvtColor performance

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This commit is contained in:
Vadim Pisarevsky
2013-12-01 03:12:19 +04:00
parent daefe6983f
commit 6da5d21331
10 changed files with 401 additions and 208 deletions
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59
modules/ocl/test/test_api.cpp
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@@ -41,6 +41,7 @@
#include "test_precomp.hpp"
#include "opencv2/ocl/cl_runtime/cl_runtime.hpp" // for OpenCL types: cl_mem
#include "opencv2/core/ocl.hpp"
TEST(TestAPI, openCLExecuteKernelInterop)
{
@@ -78,3 +79,61 @@ TEST(TestAPI, openCLExecuteKernelInterop)
EXPECT_LE(checkNorm(cpuMat, dst), 1e-3);
}
TEST(OCL_TestTAPI, performance)
{
cv::RNG rng;
#if 1
cv::Mat src(1280,768,CV_8UC4), dst;
rng.fill(src, RNG::UNIFORM, 0, 255);
#else
cv::Mat src = cv::imread("/Users/vp/work/opencv/samples/c/lena.jpg", 1), dst;
#endif
cv::UMat usrc, udst;
src.copyTo(usrc);
cv::ocl::oclMat osrc(src);
cv::ocl::oclMat odst;
int cvtcode = cv::COLOR_BGR2GRAY;
int i, niters = 10;
double t;
cv::ocl::cvtColor(osrc, odst, cvtcode);
cv::ocl::finish();
t = (double)cv::getTickCount();
for(i = 0; i < niters; i++)
{
cv::ocl::cvtColor(osrc, odst, cvtcode);
}
cv::ocl::finish();
t = (double)cv::getTickCount() - t;
printf("ocl exec time = %gms per iter\n", t*1000./niters/cv::getTickFrequency());
cv::cvtColor(usrc, udst, cvtcode);
cv::ocl::finish2();
t = (double)cv::getTickCount();
for(i = 0; i < niters; i++)
{
cv::cvtColor(usrc, udst, cvtcode);
}
cv::ocl::finish2();
t = (double)cv::getTickCount() - t;
printf("t-api exec time = %gms per iter\n", t*1000./niters/cv::getTickFrequency());
cv::cvtColor(src, dst, cvtcode);
t = (double)cv::getTickCount();
for(i = 0; i < niters; i++)
{
cv::cvtColor(src, dst, cvtcode);
}
t = (double)cv::getTickCount() - t;
printf("cpu exec time = %gms per iter\n", t*1000./niters/cv::getTickFrequency());
/*cv::imshow("result0", dst);
cv::imshow("result1", udst);
cv::waitKey();
cv::destroyWindow("result0");
cv::destroyWindow("result1");*/
}