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Merge pull request #21193 from alalek:imgproc_test_bitexact_cvtcolor_yuv

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Alexander Alekhin 2021-12-10 16:11:06 +00:00
commit 04020f391a
2 changed files with 81 additions and 0 deletions
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4
3rdparty/carotene/hal/tegra_hal.hpp vendored
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@ -1844,14 +1844,18 @@ TegraCvtColor_Invoker(bgrx2hsvf, bgrx2hsv, src_data + static_cast<size_t>(range.
#define cv_hal_cvtBGRtoGray TEGRA_CVTBGRTOGRAY
#undef cv_hal_cvtGraytoBGR
#define cv_hal_cvtGraytoBGR TEGRA_CVTGRAYTOBGR
#if 0 // bit-exact tests are failed
#undef cv_hal_cvtBGRtoYUV
#define cv_hal_cvtBGRtoYUV TEGRA_CVTBGRTOYUV
#endif
#undef cv_hal_cvtBGRtoHSV
#define cv_hal_cvtBGRtoHSV TEGRA_CVTBGRTOHSV
#if 0 // bit-exact tests are failed
#undef cv_hal_cvtTwoPlaneYUVtoBGR
#define cv_hal_cvtTwoPlaneYUVtoBGR TEGRA_CVT2PYUVTOBGR
#undef cv_hal_cvtTwoPlaneYUVtoBGREx
#define cv_hal_cvtTwoPlaneYUVtoBGREx TEGRA_CVT2PYUVTOBGR_EX
#endif
#endif // OPENCV_IMGPROC_HAL_INTERFACE_H

77
modules/imgproc/test/test_color.cpp
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@ -2812,6 +2812,83 @@ TEST(Imgproc_ColorLuv_Full, bitExactness)
}
}
static
void runCvtColorBitExactCheck(ColorConversionCodes code, int inputType, uint32_t hash, Size sz = Size(263, 255), int rngSeed = 0)
{
RNG rng(rngSeed);
Mat src(sz, inputType, Scalar::all(0));
Mat dst;
rng.fill(src, RNG::UNIFORM, 0, 255, true);
cv::cvtColor(src, dst, code);
uint32_t dst_hash = adler32(dst);
EXPECT_EQ(hash, dst_hash) << cv::format("0x%08llx", (long long int)dst_hash);
if (cvtest::debugLevel > 0)
{
const ::testing::TestInfo* const test_info = ::testing::UnitTest::GetInstance()->current_test_info();
CV_Assert(test_info);
std::string name = (std::string(test_info->test_case_name()) + "--" + test_info->name() + ".xml");
cv::FileStorage fs(name, cv::FileStorage::WRITE);
fs << "dst" << dst;
}
}
TEST(Imgproc_cvtColor_BE, COLOR_BGR2YUV) { runCvtColorBitExactCheck(COLOR_BGR2YUV, CV_8UC3, 0xc2cbcfda); }
TEST(Imgproc_cvtColor_BE, COLOR_RGB2YUV) { runCvtColorBitExactCheck(COLOR_RGB2YUV, CV_8UC3, 0x4e98e757); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2BGR) { runCvtColorBitExactCheck(COLOR_YUV2BGR, CV_8UC3, 0xb2c62a3f); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2RGB) { runCvtColorBitExactCheck(COLOR_YUV2RGB, CV_8UC3, 0x6d242a3f); }
// packed input
TEST(Imgproc_cvtColor_BE, COLOR_YUV2RGB_NV12) { runCvtColorBitExactCheck(COLOR_YUV2RGB_NV12, CV_8UC1, 0x46a1bb76, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2BGR_NV12) { runCvtColorBitExactCheck(COLOR_YUV2BGR_NV12, CV_8UC1, 0x3843bb76, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2RGB_NV21) { runCvtColorBitExactCheck(COLOR_YUV2RGB_NV21, CV_8UC1, 0xf3fdf2ea, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2BGR_NV21) { runCvtColorBitExactCheck(COLOR_YUV2BGR_NV21, CV_8UC1, 0x6e84f2ea, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2RGBA_NV12) { runCvtColorBitExactCheck(COLOR_YUV2RGBA_NV12, CV_8UC1, 0xb6a16bd3, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2BGRA_NV12) { runCvtColorBitExactCheck(COLOR_YUV2BGRA_NV12, CV_8UC1, 0xa8436bd3, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2RGBA_NV21) { runCvtColorBitExactCheck(COLOR_YUV2RGBA_NV21, CV_8UC1, 0x1c7fa347, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2BGRA_NV21) { runCvtColorBitExactCheck(COLOR_YUV2BGRA_NV21, CV_8UC1, 0x96f7a347, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2RGB_YV12) { runCvtColorBitExactCheck(COLOR_YUV2RGB_YV12, CV_8UC1, 0xc5da1651, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2BGR_YV12) { runCvtColorBitExactCheck(COLOR_YUV2BGR_YV12, CV_8UC1, 0x12161651, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2RGB_IYUV) { runCvtColorBitExactCheck(COLOR_YUV2RGB_IYUV, CV_8UC1, 0xb4e62ea5, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2BGR_IYUV) { runCvtColorBitExactCheck(COLOR_YUV2BGR_IYUV, CV_8UC1, 0xfa632ea5, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2RGBA_YV12) { runCvtColorBitExactCheck(COLOR_YUV2RGBA_YV12, CV_8UC1, 0x0db4c69f, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2BGRA_YV12) { runCvtColorBitExactCheck(COLOR_YUV2BGRA_YV12, CV_8UC1, 0x59e1c69f, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2RGBA_IYUV) { runCvtColorBitExactCheck(COLOR_YUV2RGBA_IYUV, CV_8UC1, 0xfe09def3, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2BGRA_IYUV) { runCvtColorBitExactCheck(COLOR_YUV2BGRA_IYUV, CV_8UC1, 0x4395def3, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2GRAY_420) { runCvtColorBitExactCheck(COLOR_YUV2GRAY_420, CV_8UC1, 0xf672b440, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2RGB_UYVY) { runCvtColorBitExactCheck(COLOR_YUV2RGB_UYVY, CV_8UC2, 0x69bea2c1, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2BGR_UYVY) { runCvtColorBitExactCheck(COLOR_YUV2BGR_UYVY, CV_8UC2, 0xdc51a2c1, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2RGBA_UYVY) { runCvtColorBitExactCheck(COLOR_YUV2RGBA_UYVY, CV_8UC2, 0x851eab45, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2BGRA_UYVY) { runCvtColorBitExactCheck(COLOR_YUV2BGRA_UYVY, CV_8UC2, 0xf7b1ab45, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2RGB_YUY2) { runCvtColorBitExactCheck(COLOR_YUV2RGB_YUY2, CV_8UC2, 0x607e8889, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2BGR_YUY2) { runCvtColorBitExactCheck(COLOR_YUV2BGR_YUY2, CV_8UC2, 0xfb148889, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2RGB_YVYU) { runCvtColorBitExactCheck(COLOR_YUV2RGB_YVYU, CV_8UC2, 0x239b13d4, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2BGR_YVYU) { runCvtColorBitExactCheck(COLOR_YUV2BGR_YVYU, CV_8UC2, 0x402b13d4, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2RGBA_YUY2) { runCvtColorBitExactCheck(COLOR_YUV2RGBA_YUY2, CV_8UC2, 0xf6af910d, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2BGRA_YUY2) { runCvtColorBitExactCheck(COLOR_YUV2BGRA_YUY2, CV_8UC2, 0x9154910d, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2RGBA_YVYU) { runCvtColorBitExactCheck(COLOR_YUV2RGBA_YVYU, CV_8UC2, 0x14481c58, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2BGRA_YVYU) { runCvtColorBitExactCheck(COLOR_YUV2BGRA_YVYU, CV_8UC2, 0x30d81c58, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2GRAY_UYVY) { runCvtColorBitExactCheck(COLOR_YUV2GRAY_UYVY, CV_8UC2, 0x228e669c, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_YUV2GRAY_YUY2) { runCvtColorBitExactCheck(COLOR_YUV2GRAY_YUY2, CV_8UC2, 0x125c62fd, Size(262, 510)); }
TEST(Imgproc_cvtColor_BE, COLOR_RGB2YUV_I420) { runCvtColorBitExactCheck(COLOR_RGB2YUV_I420, CV_8UC3, 0x44bb076a, Size(262, 254)); }
TEST(Imgproc_cvtColor_BE, COLOR_BGR2YUV_I420) { runCvtColorBitExactCheck(COLOR_BGR2YUV_I420, CV_8UC3, 0xf908ff52, Size(262, 254)); }
TEST(Imgproc_cvtColor_BE, COLOR_RGBA2YUV_I420) { runCvtColorBitExactCheck(COLOR_RGBA2YUV_I420, CV_8UC3, 0x44bb076a, Size(262, 254)); }
TEST(Imgproc_cvtColor_BE, COLOR_BGRA2YUV_I420) { runCvtColorBitExactCheck(COLOR_BGRA2YUV_I420, CV_8UC3, 0xf908ff52, Size(262, 254)); }
TEST(Imgproc_cvtColor_BE, COLOR_RGB2YUV_YV12) { runCvtColorBitExactCheck(COLOR_RGB2YUV_YV12, CV_8UC3, 0x1b0d076a, Size(262, 254)); }
TEST(Imgproc_cvtColor_BE, COLOR_BGR2YUV_YV12) { runCvtColorBitExactCheck(COLOR_BGR2YUV_YV12, CV_8UC3, 0xda8aff52, Size(262, 254)); }
TEST(Imgproc_cvtColor_BE, COLOR_RGBA2YUV_YV12) { runCvtColorBitExactCheck(COLOR_RGBA2YUV_YV12, CV_8UC3, 0x1b0d076a, Size(262, 254)); }
TEST(Imgproc_cvtColor_BE, COLOR_BGRA2YUV_YV12) { runCvtColorBitExactCheck(COLOR_BGRA2YUV_YV12, CV_8UC3, 0xda8aff52, Size(262, 254)); }
static void test_Bayer2RGB_EdgeAware_8u(const Mat& src, Mat& dst, int code)
{
if (dst.empty())