generic-library/opencv
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scan based area interpolation for naive cases

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This commit is contained in:
Marina Kolpakova
2012-06-13 13:21:08 +00:00
parent 7cccc93bdf
commit 8c6dc17a9f
3 changed files with 243 additions and 19 deletions
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27
modules/gpu/test/test_resize.cpp
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@@ -40,6 +40,7 @@
//M*/
#include "precomp.hpp"
#include <iostream>
#ifdef HAVE_CUDA
@@ -186,19 +187,37 @@ TEST_P(ResizeArea, Accuracy)
cv::Mat src = randomMat(size, type);
cv::gpu::GpuMat dst = createMat(cv::Size(cv::saturate_cast<int>(src.cols * coeff), cv::saturate_cast<int>(src.rows * coeff)), type, useRoi);
cv::gpu::resize(loadMat(src, useRoi), dst, cv::Size(), coeff, coeff, interpolation);
cv::gpu::GpuMat buffer = createMat(cv::Size(dst.cols, src.rows), CV_32FC1);
cv::gpu::resize(loadMat(src, useRoi), dst, cv::Size(), buffer, coeff, coeff, interpolation);
cv::Mat dst_cpu;
cv::resize(src, dst_cpu, cv::Size(), coeff, coeff, interpolation);
// cv::Mat gpu_buff;
// buffer.download(gpu_buff);
// cv::Mat gpu;
// dst.download(gpu);
// std::cout << src
// << std::endl << std::endl
// << gpu_buff
// << std::endl << std::endl
// << gpu
// << std::endl << std::endl
// << dst_cpu<< std::endl;
EXPECT_MAT_NEAR(dst_cpu, dst, src.depth() == CV_32F ? 1e-2 : 1.0);
}
INSTANTIATE_TEST_CASE_P(GPU_ImgProc, ResizeArea, testing::Combine(
ALL_DEVICES,
DIFFERENT_SIZES,
testing::Values(MatType(CV_8UC3), MatType(CV_16UC1), MatType(CV_16UC3), MatType(CV_16UC4), MatType(CV_32FC1), MatType(CV_32FC3), MatType(CV_32FC4)),
testing::Values(0.3, 0.5),
testing::Values(cv::Size(512, 256)),//DIFFERENT_SIZES,
testing::Values(MatType(CV_8UC1)/*MatType(CV_8UC3), MatType(CV_16UC1), MatType(CV_16UC3), MatType(CV_16UC4), MatType(CV_32FC1), MatType(CV_32FC3), MatType(CV_32FC4)*/),
testing::Values(0.5),
testing::Values(Interpolation(cv::INTER_AREA)),
WHOLE_SUBMAT));