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added downsample function into gpu module, refactored it a little bit, added guard for CUDA related include in cascadeclassifier_nvidia_api.cpp

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Alexey Spizhevoy
2011-04-08 08:04:56 +00:00
parent 6cec5ff552
commit 97282d8ff8
8 changed files with 127 additions and 14 deletions
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50
modules/gpu/test/test_imgproc_gpu.cpp
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@@ -914,3 +914,53 @@ TEST(minEigen, accuracy) { CV_GpuCornerMinEigenValTest test; test.safe_run(); }
TEST(columnSum, accuracy) { CV_GpuColumnSumTest test; test.safe_run(); }
TEST(norm, accuracy) { CV_GpuNormTest test; test.safe_run(); }
TEST(reprojectImageTo3D, accuracy) { CV_GpuReprojectImageTo3DTest test; test.safe_run(); }
TEST(downsample, accuracy_on_8U)
{
RNG& rng = cvtest::TS::ptr()->get_rng();
Size size(200 + cvtest::randInt(rng) % 1000, 200 + cvtest::randInt(rng) % 1000);
Mat src = cvtest::randomMat(rng, size, CV_8U, 0, 255, false);
for (int k = 2; k <= 5; ++k)
{
GpuMat d_dst;
downsample(GpuMat(src), d_dst, k);
Size dst_gold_size((src.cols + k - 1) / k, (src.rows + k - 1) / k);
ASSERT_EQ(dst_gold_size.width, d_dst.cols)
<< "rows=" << size.height << ", cols=" << size.width << ", k=" << k;
ASSERT_EQ(dst_gold_size.height, d_dst.rows)
<< "rows=" << size.height << ", cols=" << size.width << ", k=" << k;
Mat dst = d_dst;
for (int y = 0; y < dst.rows; ++y)
for (int x = 0; x < dst.cols; ++x)
ASSERT_EQ(src.at<uchar>(y * k, x * k), dst.at<uchar>(y, x))
<< "rows=" << size.height << ", cols=" << size.width << ", k=" << k;
}
}
TEST(downsample, accuracy_on_32F)
{
RNG& rng = cvtest::TS::ptr()->get_rng();
Size size(200 + cvtest::randInt(rng) % 1000, 200 + cvtest::randInt(rng) % 1000);
Mat src = cvtest::randomMat(rng, size, CV_32F, 0, 1, false);
for (int k = 2; k <= 5; ++k)
{
GpuMat d_dst;
downsample(GpuMat(src), d_dst, k);
Size dst_gold_size((src.cols + k - 1) / k, (src.rows + k - 1) / k);
ASSERT_EQ(dst_gold_size.width, d_dst.cols)
<< "rows=" << size.height << ", cols=" << size.width << ", k=" << k;
ASSERT_EQ(dst_gold_size.height, d_dst.rows)
<< "rows=" << size.height << ", cols=" << size.width << ", k=" << k;
Mat dst = d_dst;
for (int y = 0; y < dst.rows; ++y)
for (int x = 0; x < dst.cols; ++x)
ASSERT_FLOAT_EQ(src.at<float>(y * k, x * k), dst.at<float>(y, x))
<< "rows=" << size.height << ", cols=" << size.width << ", k=" << k;
}
}