diff options
Diffstat (limited to 'third_party/jpeg-xl/lib/jxl/enc_photon_noise_test.cc')
| -rw-r--r-- | third_party/jpeg-xl/lib/jxl/enc_photon_noise_test.cc | 47 |
1 files changed, 19 insertions, 28 deletions
diff --git a/third_party/jpeg-xl/lib/jxl/enc_photon_noise_test.cc b/third_party/jpeg-xl/lib/jxl/enc_photon_noise_test.cc index be11b465ad..2e10dd5457 100644 --- a/third_party/jpeg-xl/lib/jxl/enc_photon_noise_test.cc +++ b/third_party/jpeg-xl/lib/jxl/enc_photon_noise_test.cc @@ -5,46 +5,37 @@ #include "lib/jxl/enc_photon_noise.h" -#include "lib/jxl/test_utils.h" +#include "lib/jxl/base/common.h" +#include "lib/jxl/noise.h" #include "lib/jxl/testing.h" namespace jxl { namespace { -using ::testing::FloatNear; -using ::testing::Pointwise; - -MATCHER(AreApproximatelyEqual, "") { - constexpr float kTolerance = 1e-6; - const float actual = std::get<0>(arg); - const float expected = std::get<1>(arg); - return testing::ExplainMatchResult(FloatNear(expected, kTolerance), actual, - result_listener); -} - TEST(EncPhotonNoiseTest, LUTs) { - EXPECT_THAT( + const double kTolerance = 1e-6; + EXPECT_ARRAY_NEAR( SimulatePhotonNoise(/*xsize=*/6000, /*ysize=*/4000, /*iso=*/100).lut, - Pointwise(AreApproximatelyEqual(), - {0.00259652, 0.0139648, 0.00681551, 0.00632582, 0.00694917, - 0.00803922, 0.00934574, 0.0107607})); - EXPECT_THAT( + (NoiseParams::Lut{0.00259652, 0.0139648, 0.00681551, 0.00632582, + 0.00694917, 0.00803922, 0.00934574, 0.0107607}), + kTolerance); + EXPECT_ARRAY_NEAR( SimulatePhotonNoise(/*xsize=*/6000, /*ysize=*/4000, /*iso=*/800).lut, - Pointwise(AreApproximatelyEqual(), - {0.02077220, 0.0420923, 0.01820690, 0.01439020, 0.01293670, - 0.01254030, 0.01277390, 0.0134161})); - EXPECT_THAT( + (NoiseParams::Lut{0.02077220, 0.0420923, 0.01820690, 0.01439020, + 0.01293670, 0.01254030, 0.01277390, 0.0134161}), + kTolerance); + EXPECT_ARRAY_NEAR( SimulatePhotonNoise(/*xsize=*/6000, /*ysize=*/4000, /*iso=*/6400).lut, - Pointwise(AreApproximatelyEqual(), - {0.1661770, 0.1691120, 0.05309080, 0.03963960, 0.03357410, - 0.03001650, 0.02776740, 0.0263478})); + (NoiseParams::Lut{0.1661770, 0.1691120, 0.05309080, 0.03963960, + 0.03357410, 0.03001650, 0.02776740, 0.0263478}), + kTolerance); // Lower when measured on a per-pixel basis as there are fewer of them. - EXPECT_THAT( + EXPECT_ARRAY_NEAR( SimulatePhotonNoise(/*xsize=*/4000, /*ysize=*/3000, /*iso=*/6400).lut, - Pointwise(AreApproximatelyEqual(), - {0.0830886, 0.1008720, 0.0367748, 0.0280305, 0.0240236, - 0.0218040, 0.0205771, 0.0200058})); + (NoiseParams::Lut{0.0830886, 0.1008720, 0.0367748, 0.0280305, 0.0240236, + 0.0218040, 0.0205771, 0.0200058}), + kTolerance); } } // namespace |