#include "perf_precomp.hpp"

namespace opencv_test

{

using namespace perf;

typedef tuple<Size, MatType, MatType, int, double> Size_DepthSrc_DepthDst_Channels_alpha_t;

typedef perf::TestBaseWithParam<Size_DepthSrc_DepthDst_Channels_alpha_t> Size_DepthSrc_DepthDst_Channels_alpha;

PERF_TEST_P( Size_DepthSrc_DepthDst_Channels_alpha, convertTo,

testing::Combine

(

testing::Values(szVGA, sz1080p),

testing::Values(CV_8U, CV_8S, CV_16U, CV_16S, CV_32S, CV_32F, CV_64F),

testing::Values(CV_8U, CV_8S, CV_16U, CV_16S, CV_32S, CV_32F, CV_64F),

testing::Values(1, 4),

testing::Values(1.0, 1./255)

)

)

{

Size sz = get<0>(GetParam());

int depthSrc = get<1>(GetParam());

int depthDst = get<2>(GetParam());

int channels = get<3>(GetParam());

double alpha = get<4>(GetParam());

int maxValue = 255;

Mat src(sz, CV_MAKETYPE(depthSrc, channels));

randu(src, 0, maxValue);

Mat dst(sz, CV_MAKETYPE(depthDst, channels));

int runs = (sz.width <= 640) ? 8 : 1;

TEST_CYCLE_MULTIRUN(runs) src.convertTo(dst, depthDst, alpha);

double eps = depthSrc <= CV_32S ? 1e-12 : (FLT_EPSILON * maxValue);

eps = eps * std::max(1.0, fabs(alpha));

SANITY_CHECK(dst, eps);

}

} // namespace