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some bugs fix in using AmdFft library

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This commit is contained in:
yao
2013-02-08 10:46:43 +08:00
parent db9de43fa5
commit 4d6827212d
2 changed files with 144 additions and 89 deletions
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49
modules/ocl/test/test_fft.cpp
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@@ -48,50 +48,59 @@ using namespace std;
#ifdef HAVE_CLAMDFFT
////////////////////////////////////////////////////////////////////////////
// Dft
PARAM_TEST_CASE(Dft, cv::Size, bool)
PARAM_TEST_CASE(Dft, cv::Size, int)
{
cv::Size dft_size;
bool dft_rows;
//std::vector<cv::ocl::Info> oclinfo;
int dft_flags;
virtual void SetUp()
{
//int devnums = getDevice(oclinfo);
// CV_Assert(devnums > 0);
dft_size = GET_PARAM(0);
dft_rows = GET_PARAM(1);
dft_size = GET_PARAM(0);
dft_flags = GET_PARAM(1);
}
};
TEST_P(Dft, C2C)
{
cv::Mat a = randomMat(dft_size, CV_32FC2, 0.0, 10.0);
cv::Mat a = randomMat(dft_size, CV_32FC2, 0.0, 100.0);
cv::Mat b_gold;
int flags = 0;
flags |= dft_rows ? cv::DFT_ROWS : 0;
cv::ocl::oclMat d_b;
cv::dft(a, b_gold, flags);
cv::ocl::dft(cv::ocl::oclMat(a), d_b, a.size(), flags);
cv::dft(a, b_gold, dft_flags);
cv::ocl::dft(cv::ocl::oclMat(a), d_b, a.size(), dft_flags);
EXPECT_MAT_NEAR(b_gold, cv::Mat(d_b), a.size().area() * 1e-4, "");
}
TEST_P(Dft, R2C)
{
cv::Mat a = randomMat(dft_size, CV_32FC1, 0.0, 100.0);
cv::Mat b_gold, b_gold_roi;
cv::ocl::oclMat d_b, d_c;
cv::ocl::dft(cv::ocl::oclMat(a), d_b, a.size(), dft_flags);
cv::dft(a, b_gold, cv::DFT_COMPLEX_OUTPUT | dft_flags);
b_gold_roi = b_gold(cv::Rect(0, 0, d_b.cols, d_b.rows));
EXPECT_MAT_NEAR(b_gold_roi, cv::Mat(d_b), a.size().area() * 1e-4, "");
cv::Mat c_gold;
cv::dft(b_gold, c_gold, cv::DFT_INVERSE | cv::DFT_REAL_OUTPUT | cv::DFT_SCALE);
EXPECT_MAT_NEAR(b_gold_roi, cv::Mat(d_b), a.size().area() * 1e-4, "");
}
TEST_P(Dft, R2CthenC2R)
{
cv::Mat a = randomMat(dft_size, CV_32FC1, 0.0, 10.0);
int flags = 0;
//flags |= dft_rows ? cv::DFT_ROWS : 0; // not supported yet
cv::ocl::oclMat d_b, d_c;
cv::ocl::dft(cv::ocl::oclMat(a), d_b, a.size(), flags);
cv::ocl::dft(d_b, d_c, a.size(), flags + cv::DFT_INVERSE + cv::DFT_REAL_OUTPUT);
cv::ocl::dft(cv::ocl::oclMat(a), d_b, a.size(), 0);
cv::ocl::dft(d_b, d_c, a.size(), cv::DFT_SCALE | cv::DFT_INVERSE | cv::DFT_REAL_OUTPUT);
EXPECT_MAT_NEAR(a, d_c, a.size().area() * 1e-4, "");
}
INSTANTIATE_TEST_CASE_P(ocl_DFT, Dft, testing::Combine(
testing::Values(cv::Size(5, 4), cv::Size(20, 20)),
testing::Values(false, true)));
INSTANTIATE_TEST_CASE_P(OCL_ImgProc, Dft, testing::Combine(
testing::Values(cv::Size(2, 3), cv::Size(5, 4), cv::Size(25, 20), cv::Size(512, 1), cv::Size(1024, 768)),
testing::Values(0, (int)cv::DFT_ROWS, (int)cv::DFT_SCALE) ));
#endif // HAVE_CLAMDFFT