| // Copyright 2014 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifdef UNSAFE_BUFFERS_BUILD |
| // TODO(crbug.com/351564777): Remove this and convert code to safer constructs. |
| #pragma allow_unsafe_buffers |
| #endif |
| |
| #include "ui/display/util/display_util.h" |
| |
| #include "base/test/metrics/histogram_tester.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "ui/display/test/display_test_util.h" |
| #include "ui/display/util/edid_parser.h" |
| #include "ui/gfx/color_space.h" |
| |
| namespace display { |
| |
| namespace { |
| |
| // HP z32x monitor. |
| const unsigned char kHPz32x[] = |
| "\x00\xFF\xFF\xFF\xFF\xFF\xFF\x00\x22\xF0\x75\x32\x01\x01\x01\x01" |
| "\x1B\x1B\x01\x04\xB5\x46\x27\x78\x3A\x8D\x15\xAC\x51\x32\xB8\x26" |
| "\x0B\x50\x54\x21\x08\x00\xD1\xC0\xA9\xC0\x81\xC0\xD1\x00\xB3\x00" |
| "\x95\x00\xA9\x40\x81\x80\x4D\xD0\x00\xA0\xF0\x70\x3E\x80\x30\x20" |
| "\x35\x00\xB9\x88\x21\x00\x00\x1A\x00\x00\x00\xFD\x00\x18\x3C\x1E" |
| "\x87\x3C\x00\x0A\x20\x20\x20\x20\x20\x20\x00\x00\x00\xFC\x00\x48" |
| "\x50\x20\x5A\x33\x32\x78\x0A\x20\x20\x20\x20\x20\x00\x00\x00\xFF" |
| "\x00\x43\x4E\x43\x37\x32\x37\x30\x4D\x57\x30\x0A\x20\x20\x01\x46" |
| "\x02\x03\x18\xF1\x4B\x10\x1F\x04\x13\x03\x12\x02\x11\x01\x05\x14" |
| "\x23\x09\x07\x07\x83\x01\x00\x00\xA3\x66\x00\xA0\xF0\x70\x1F\x80" |
| "\x30\x20\x35\x00\xB9\x88\x21\x00\x00\x1A\x56\x5E\x00\xA0\xA0\xA0" |
| "\x29\x50\x30\x20\x35\x00\xB9\x88\x21\x00\x00\x1A\xEF\x51\x00\xA0" |
| "\xF0\x70\x19\x80\x30\x20\x35\x00\xB9\x88\x21\x00\x00\x1A\xE2\x68" |
| "\x00\xA0\xA0\x40\x2E\x60\x20\x30\x63\x00\xB9\x88\x21\x00\x00\x1C" |
| "\x28\x3C\x80\xA0\x70\xB0\x23\x40\x30\x20\x36\x00\xB9\x88\x21\x00" |
| "\x00\x1A\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3E"; |
| |
| // Chromebook Samus internal display. |
| const unsigned char kSamus[] = |
| "\x00\xff\xff\xff\xff\xff\xff\x00\x30\xe4\x2e\x04\x00\x00\x00\x00" |
| "\x00\x18\x01\x04\xa5\x1b\x12\x96\x02\x4f\xd5\xa2\x59\x52\x93\x26" |
| "\x17\x50\x54\x00\x00\x00\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01" |
| "\x01\x01\x01\x01\x01\x01\x6d\x6f\x00\x9e\xa0\xa4\x31\x60\x30\x20" |
| "\x3a\x00\x10\xb5\x10\x00\x00\x19\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xfe\x00\x4c" |
| "\x47\x20\x44\x69\x73\x70\x6c\x61\x79\x0a\x20\x20\x00\x00\x00\xfe" |
| "\x00\x4c\x50\x31\x32\x39\x51\x45\x32\x2d\x53\x50\x41\x31\x00\x6c"; |
| |
| // Chromebook Eve internal display. |
| const unsigned char kEve[] = |
| "\x00\xff\xff\xff\xff\xff\xff\x00\x4d\x10\x8a\x14\x00\x00\x00\x00" |
| "\x16\x1b\x01\x04\xa5\x1a\x11\x78\x06\xde\x50\xa3\x54\x4c\x99\x26" |
| "\x0f\x50\x54\x00\x00\x00\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01" |
| "\x01\x01\x01\x01\x01\x01\xbb\x62\x60\xa0\x90\x40\x2e\x60\x30\x20" |
| "\x3a\x00\x03\xad\x10\x00\x00\x18\x00\x00\x00\x10\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xfc" |
| "\x00\x4c\x51\x31\x32\x33\x50\x31\x4a\x58\x33\x32\x0a\x20\x00\xb6"; |
| |
| // Invalid EDID: too short to contain chromaticity nor gamma information. |
| const unsigned char kInvalidEdid[] = |
| "\x00\xFF\xFF\xFF\xFF\xFF\xFF\x00\x22\xF0\x76\x26\x01\x01\x01\x01" |
| "\x02\x12\x01\x03\x80\x34\x21"; |
| |
| // Partially valid EDID: gamma information is marked as non existent. |
| const unsigned char kEdidWithNoGamma[] = |
| "\x00\xFF\xFF\xFF\xFF\xFF\xFF\x00\x22\xF0\x76\x26\x01\x01\x01\x01" |
| "\x02\x12\x01\x03\x80\x34\x21\xFF\xEE\xEF\x95\xA3\x54\x4C\x9B\x26" |
| "\x0F\x50\x54\xA5\x6B\x80\x81\x40\x81\x80\x81\x99\x71\x00\xA9\x00"; |
| |
| // Screebo display with chromaticities near P3 |
| const unsigned char kScreeboP3[] = |
| "\x00\xff\xff\xff\xff\xff\xff\x00\x09\xe5\x1b\x0c\x00\x00\x00\x00" |
| "\x12\x21\x01\x04\xb5\x1e\x13\x78\x03\x14\xd5\xae\x51\x42\xb2\x24" |
| "\x0f\x50\x54\x00\x00\x00\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01" |
| "\x01\x01\x01\x01\x01\x01\xc0\xd8\x00\xa0\xa0\x40\x64\x60\x30\x20" |
| "\x36\x00\x2e\xbc\x10\x00\x00\x1a\x60\x6c\x00\xa0\xa0\x40\x64\x60" |
| "\x30\x20\x36\x00\x2e\xbc\x10\x00\x00\x1a\x00\x00\x00\xfd\x00\x30" |
| "\x78\xcc\xcc\x37\x01\x0a\x20\x20\x20\x20\x20\x20\x00\x00\x00\xfe" |
| "\x00\x4e\x45\x31\x34\x30\x51\x44\x4d\x2d\x4e\x58\x35\x0a\x01\x1b" |
| "\x02\x03\x22\x00\xe3\x05\x80\x00\xe6\x06\x05\x01\x6a\x6a\x43\x72" |
| "\x1a\x00\x00\x03\x03\x30\x78\x00\x20\x6a\x43\x6a\x43\x78\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x3c"; |
| |
| // EDID with only DCI-P3 in colorimetry data block |
| const unsigned char kCDBP3[] = |
| "\x00\xff\xff\xff\xff\xff\xff\x00\x06\xb3\xda\x16\x5e\x42\x02\x00" |
| "\x15\x20\x01\x04\xb5\x22\x13\x78\x3a\x0c\xf5\xae\x52\x3c\xb9\x23" |
| "\x0c\x50\x54\x21\x08\x00\xb3\x00\x95\x00\x81\x80\x81\x40\x81\xc0" |
| "\x01\x01\x01\x01\x01\x01\x35\x36\x80\xa0\x70\x38\x20\x40\x30\x20" |
| "\x88\x00\x58\xc2\x10\x00\x00\x1b\x00\x00\x00\xff\x00\x4e\x35\x4c" |
| "\x4d\x54\x46\x31\x34\x38\x30\x36\x32\x0a\x00\x00\x00\xfd\x00\x18" |
| "\x3d\x18\x53\x11\x00\x0a\x20\x20\x20\x20\x20\x20\x00\x00\x00\xfc" |
| "\x00\x41\x53\x55\x53\x20\x4d\x51\x31\x36\x41\x48\x0a\x20\x01\x55" |
| |
| "\x02\x03\x30\xf1\x52\x01\x03\x02\x04\x0e\x0f\x90\x12\x11\x13\x1e" |
| "\x1d\x1f\x05\x14\x20\x21\x22\x23\x09\x07\x07\x83\x01\x00\x00\x65" |
| "\x03\x0c\x00\x20\x00\xe3\x05\x00\x81\xe6\x06\x05\x01\x5c\x5c\x09" |
| "\x02\x3a\x80\x18\x71\x38\x2d\x40\x58\x2c\x45\x00\x58\xc2\x10\x00" |
| "\x00\x1e\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x9a"; |
| |
| // Chromebook Samsung Galaxy (kohaku) that supports HDR metadata. |
| constexpr unsigned char kHDR[] = |
| "\x00\xff\xff\xff\xff\xff\xff\x00\x4c\x83\x42\x41\x00\x00\x00\x00" |
| "\x13\x1d\x01\x04\xb5\x1d\x11\x78\x02\x38\xd1\xae\x51\x3b\xb8\x23" |
| "\x0b\x50\x54\x00\x00\x00\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01" |
| "\x01\x01\x01\x01\x01\x01\xb9\xd5\x00\x40\xf1\x70\x20\x80\x30\x20" |
| "\x88\x00\x26\xa5\x10\x00\x00\x1b\xb9\xd5\x00\x40\xf1\x70\x20\x80" |
| "\x30\x20\x88\x00\x26\xa5\x10\x00\x00\x1b\x00\x00\x00\x0f\x00\xff" |
| "\x09\x3c\xff\x09\x3c\x2c\x80\x00\x00\x00\x00\x00\x00\x00\x00\xfe" |
| "\x00\x41\x54\x4e\x41\x33\x33\x54\x50\x30\x34\x2d\x30\x20\x01\xba" |
| "\x02\x03\x0f\x00\xe3\x05\x80\x00\xe6\x06\x05\x01\x73\x6d\x07\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" |
| "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xab"; |
| |
| // EDID collected in the wild: valid but with primaries in the wrong order. |
| const unsigned char kSST210[] = |
| "\xff\x00\xff\xff\xff\xff\x00\xff\x2d\x4c\x42\x52\x32\x31\x50\x43" |
| "\x0c\x2b\x03\x01\x33\x80\xa2\x20\x56\x2a\x9c\x4e\x50\x5b\x26\x95" |
| "\x50\x23\xbf\x59\x80\xef\x80\x81\x59\x61\x59\x45\x59\x31\x40\x31" |
| "\x01\x01\x01\x01\x01\x01\x32\x8c\xa0\x40\xb0\x60\x40\x19\x32\x1e" |
| "\x00\x13\x44\x06\x00\x21\x1e\x00\x00\x00\xfd\x00\x38\x00\x1e\x55" |
| "\x0f\x51\x0a\x00\x20\x20\x20\x20\x20\x20\x00\x00\xfc\x00\x32\x00" |
| "\x30\x31\x20\x54\x69\x44\x69\x67\x61\x74\x0a\x6c\x00\x00\xff\x00" |
| "\x48\x00\x4b\x34\x41\x54\x30\x30\x32\x38\x0a\x38\x20\x20\xf8\x00"; |
| |
| // EDID of |kSST210| with the order of the primaries corrected. Still invalid |
| // because the triangle of primaries is too small. |
| const unsigned char kSST210Corrected[] = |
| "\xff\x00\xff\xff\xff\xff\x00\xff\x2d\x4c\x42\x52\x32\x31\x50\x43" |
| "\x0c\x2b\x03\x01\x33\x80\xa2\x20\x56\x2a\x9c\x95\x50\x4e\x50\x5b" |
| "\x26\x23\xbf\x59\x80\xef\x80\x81\x59\x61\x59\x45\x59\x31\x40\x31" |
| "\x01\x01\x01\x01\x01\x01\x32\x8c\xa0\x40\xb0\x60\x40\x19\x32\x1e" |
| "\x00\x13\x44\x06\x00\x21\x1e\x00\x00\x00\xfd\x00\x38\x00\x1e\x55" |
| "\x0f\x51\x0a\x00\x20\x20\x20\x20\x20\x20\x00\x00\xfc\x00\x32\x00" |
| "\x30\x31\x20\x54\x69\x44\x69\x67\x61\x74\x0a\x6c\x00\x00\xff\x00" |
| "\x48\x00\x4b\x34\x41\x54\x30\x30\x32\x38\x0a\x38\x20\x20\xf8\x00"; |
| |
| // This EDID produces blue primary coordinates too far off the expected point, |
| // which would paint blue colors as purple. See https://crbug.com/809909. |
| const unsigned char kBrokenBluePrimaries[] = |
| "\x00\xff\xff\xff\xff\xff\xff\x00\x4c\x83\x4d\x83\x00\x00\x00\x00" |
| "\x00\x19\x01\x04\x95\x1d\x10\x78\x0a\xee\x25\xa3\x54\x4c\x99\x29" |
| "\x26\x50\x54\x00\x00\x00\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01" |
| "\x01\x01\x01\x01\x01\x01\xd2\x37\x80\xa2\x70\x38\x40\x40\x30\x20" |
| "\x25\x00\x25\xa5\x10\x00\x00\x1a\xa6\x2c\x80\xa2\x70\x38\x40\x40" |
| "\x30\x20\x25\x00\x25\xa5\x10\x00\x00\x1a\x00\x00\x00\xfe\x00\x56" |
| "\x59\x54\x39\x36\x80\x31\x33\x33\x48\x4c\x0a\x20\x00\x00\x00\x00"; |
| |
| // This EDID contains Short Audio Descriptors in the Timing Extension |
| // Data which indicate LPCM, DTS, and DTS-HD audio. |
| const unsigned char kDTSAudio[] = |
| "\x00\xff\xff\xff\xff\xff\xff\x00\x59\x3a\x39\x10\x01\x01\x01\x01" |
| "\x00\x1f\x01\x03\x80\x5e\x35\x78\x2a\x29\xdd\xa5\x57\x35\x9f\x26" |
| "\x0e\x47\x4a\xa5\xce\x00\xd1\xc0\x01\x01\x01\x01\x01\x01\x01\x01" |
| "\x01\x01\x01\x01\x01\x01\x08\xe8\x00\x30\xf2\x70\x5a\x80\xb0\x58" |
| "\x8a\x00\xad\x11\x32\x00\x00\x1e\x56\x5e\x00\xa0\xa0\xa0\x29\x50" |
| "\x30\x20\x35\x00\xad\x11\x32\x00\x00\x1e\x00\x00\x00\xfc\x00\x56" |
| "\x34\x33\x35\x2d\x4a\x30\x31\x0a\x20\x20\x20\x20\x00\x00\x00\xfd" |
| "\x00\x17\x4c\x0f\x8c\x3c\x00\x0a\x20\x20\x20\x20\x20\x20\x01\xb3" |
| "\x02\x03\x75\x70\x57\x61\x66\x5f\x64\x5d\x62\x60\x65\x5e\x63\x10" |
| "\x22\x20\x1f\x21\x05\x04\x13\x07\x06\x03\x02\x01\x35\x09\x07\x07" |
| "\x15\x07\x50\x57\x04\x03\x3d\x07\xc0\x5f\x7e\x07\x67\x7e\x03\x5f" |
| "\x7e\x01\x83\x01\x00\x00\x70\x03\x0c\x00\x20\x00\x38\x44\xa0\x5b" |
| "\x5b\x00\x80\x01\x02\x03\x04\x6a\xd8\x5d\xc4\x01\x78\x80\x0b\x02" |
| "\x00\x00\xeb\x01\x46\xd0\x00\x4d\x4f\x2a\x96\x38\x1f\xbf\xe5\x01" |
| "\x8b\x84\x90\x01\xe2\x00\xff\xe2\x0f\xc3\xe6\x06\x0f\x01\x53\x53" |
| "\x0a\xe3\x05\xe0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80"; |
| |
| } // namespace |
| |
| TEST(DisplayUtilTest, TestValidDisplaySize) { |
| EXPECT_FALSE(IsDisplaySizeValid(gfx::Size(10, 10))); |
| EXPECT_FALSE(IsDisplaySizeValid(gfx::Size(40, 30))); |
| EXPECT_FALSE(IsDisplaySizeValid(gfx::Size(50, 40))); |
| EXPECT_FALSE(IsDisplaySizeValid(gfx::Size(160, 90))); |
| EXPECT_FALSE(IsDisplaySizeValid(gfx::Size(160, 100))); |
| |
| EXPECT_TRUE(IsDisplaySizeValid(gfx::Size(50, 60))); |
| EXPECT_TRUE(IsDisplaySizeValid(gfx::Size(100, 70))); |
| EXPECT_TRUE(IsDisplaySizeValid(gfx::Size(272, 181))); |
| } |
| |
| TEST(DisplayUtilTest, GetColorSpaceFromEdid) { |
| base::HistogramTester histogram_tester; |
| |
| // Test with HP z32x monitor. |
| constexpr SkColorSpacePrimaries expected_hpz32x_primaries = { |
| .fRX = 0.673828f, |
| .fRY = 0.316406f, |
| .fGX = 0.198242f, |
| .fGY = 0.719727f, |
| .fBX = 0.148438f, |
| .fBY = 0.043945f, |
| .fWX = 0.313477f, |
| .fWY = 0.329102f}; |
| skcms_Matrix3x3 expected_hpz32x_toXYZ50_matrix; |
| expected_hpz32x_primaries.toXYZD50(&expected_hpz32x_toXYZ50_matrix); |
| std::vector<uint8_t> hpz32x_edid(kHPz32x, kHPz32x + std::size(kHPz32x) - 1); |
| const gfx::ColorSpace expected_hpz32x_color_space = |
| gfx::ColorSpace::CreateCustom( |
| expected_hpz32x_toXYZ50_matrix, |
| skcms_TransferFunction({2.2, 1, 0, 0, 0, 0, 0})); |
| EXPECT_EQ(expected_hpz32x_color_space.ToString(), |
| GetColorSpaceFromEdid(display::EdidParser(std::move(hpz32x_edid))) |
| .ToString()); |
| histogram_tester.ExpectBucketCount( |
| "DrmUtil.GetColorSpaceFromEdid.ChecksOutcome", |
| static_cast<base::HistogramBase::Sample>( |
| EdidColorSpaceChecksOutcome::kSuccess), |
| 1); |
| |
| // Test with Chromebook Samus internal display. |
| constexpr SkColorSpacePrimaries expected_samus_primaries = {.fRX = 0.633789f, |
| .fRY = 0.347656f, |
| .fGX = 0.323242f, |
| .fGY = 0.577148f, |
| .fBX = 0.151367f, |
| .fBY = 0.090820f, |
| .fWX = 0.313477f, |
| .fWY = 0.329102f}; |
| skcms_Matrix3x3 expected_samus_toXYZ50_matrix; |
| expected_samus_primaries.toXYZD50(&expected_samus_toXYZ50_matrix); |
| std::vector<uint8_t> samus_edid(kSamus, kSamus + std::size(kSamus) - 1); |
| const gfx::ColorSpace expected_samus_color_space = |
| gfx::ColorSpace::CreateCustom( |
| expected_samus_toXYZ50_matrix, |
| skcms_TransferFunction({2.5, 1, 0, 0, 0, 0, 0})); |
| EXPECT_EQ(expected_samus_color_space.ToString(), |
| GetColorSpaceFromEdid(display::EdidParser(std::move(samus_edid))) |
| .ToString()); |
| histogram_tester.ExpectBucketCount( |
| "DrmUtil.GetColorSpaceFromEdid.ChecksOutcome", |
| static_cast<base::HistogramBase::Sample>( |
| EdidColorSpaceChecksOutcome::kSuccess), |
| 2); |
| |
| // Test with Chromebook Eve internal display. The SkColorSpacePrimaries: |
| // SkColorSpacePrimaries expected_eve_primaries = {.fRX = 0.639648f, |
| // .fRY = 0.329102f, |
| // .fGX = 0.299805f, |
| // .fGY = 0.599609f, |
| // .fBX = 0.149414f, |
| // .fBY = 0.059570f, |
| // .fWX = 0.312500f, |
| // .fWY = 0.328125f}; |
| // are very close to the BT.709/sRGB ones, so they'll be rounded to those. |
| const skcms_TransferFunction eve_transfer({2.2, 1, 0, 0, 0, 0, 0}); |
| const gfx::ColorSpace expected_eve_color_space( |
| gfx::ColorSpace::PrimaryID::BT709, gfx::ColorSpace::TransferID::CUSTOM, |
| gfx::ColorSpace::MatrixID::RGB, gfx::ColorSpace::RangeID::FULL, |
| /*custom_primary_matrix=*/nullptr, &eve_transfer); |
| std::vector<uint8_t> eve_edid(kEve, kEve + std::size(kEve) - 1); |
| EXPECT_EQ(expected_eve_color_space.ToString(), |
| GetColorSpaceFromEdid(display::EdidParser(std::move(eve_edid))) |
| .ToString()); |
| histogram_tester.ExpectBucketCount( |
| "DrmUtil.GetColorSpaceFromEdid.ChecksOutcome", |
| static_cast<base::HistogramBase::Sample>( |
| EdidColorSpaceChecksOutcome::kSuccess), |
| 3); |
| |
| // Test with a display that supports HDR: Chromebook Samsung Galaxy (kohaku). |
| constexpr SkColorSpacePrimaries expected_hdr_primaries = {.fRX = 0.67970f, |
| .fRY = 0.31930f, |
| .fGX = 0.23240f, |
| .fGY = 0.71870f, |
| .fBX = 0.13965f, |
| .fBY = 0.04390f, |
| .fWX = 0.31250f, |
| .fWY = 0.32910f}; |
| skcms_Matrix3x3 expected_hdr_toXYZ50_matrix; |
| expected_hdr_primaries.toXYZD50(&expected_hdr_toXYZ50_matrix); |
| std::vector<uint8_t> hdr_edid(kHDR, kHDR + std::size(kHDR) - 1); |
| const gfx::ColorSpace expected_hdr_color_space = |
| gfx::ColorSpace::CreateCustom(expected_hdr_toXYZ50_matrix, |
| gfx::ColorSpace::TransferID::PQ); |
| EXPECT_TRUE(expected_hdr_color_space.IsHDR()); |
| EXPECT_EQ(expected_hdr_color_space.ToString(), |
| GetColorSpaceFromEdid(display::EdidParser(std::move(hdr_edid))) |
| .ToString()); |
| histogram_tester.ExpectBucketCount( |
| "DrmUtil.GetColorSpaceFromEdid.ChecksOutcome", |
| static_cast<base::HistogramBase::Sample>( |
| EdidColorSpaceChecksOutcome::kSuccess), |
| 4); |
| |
| // Test with gamma marked as non-existent. |
| std::vector<uint8_t> no_gamma_edid( |
| kEdidWithNoGamma, kEdidWithNoGamma + std::size(kEdidWithNoGamma) - 1); |
| const gfx::ColorSpace no_gamma_color_space = |
| GetColorSpaceFromEdid(display::EdidParser(std::move(no_gamma_edid))); |
| EXPECT_FALSE(no_gamma_color_space.IsValid()); |
| histogram_tester.ExpectBucketCount( |
| "DrmUtil.GetColorSpaceFromEdid.ChecksOutcome", |
| static_cast<base::HistogramBase::Sample>( |
| EdidColorSpaceChecksOutcome::kErrorBadGamma), |
| 1); |
| histogram_tester.ExpectTotalCount( |
| "DrmUtil.GetColorSpaceFromEdid.ChecksOutcome", 5); |
| |
| // Test with a display with primaries near P3, but {BT2020,RGB} in its CDB. |
| constexpr SkColorSpacePrimaries expected_p3_primaries = {.fRX = 0.680f, |
| .fRY = 0.320f, |
| .fGX = 0.265f, |
| .fGY = 0.690f, |
| .fBX = 0.150f, |
| .fBY = 0.060f, |
| .fWX = 0.3127, |
| .fWY = 0.3290}; |
| skcms_Matrix3x3 expected_p3_to_XYZ50_matrix; |
| expected_p3_primaries.toXYZD50(&expected_p3_to_XYZ50_matrix); |
| std::vector<uint8_t> p3_edid(kScreeboP3, |
| kScreeboP3 + std::size(kScreeboP3) - 1); |
| const gfx::ColorSpace expected_p3_color_space = gfx::ColorSpace::CreateCustom( |
| expected_p3_to_XYZ50_matrix, gfx::ColorSpace::TransferID::PQ); |
| EXPECT_TRUE(expected_p3_color_space.IsWide()); |
| // Expect P3 primaries and PQ transfer function. |
| EXPECT_EQ(expected_p3_color_space.ToString(), |
| GetColorSpaceFromEdid(display::EdidParser(std::move(p3_edid))) |
| .ToString()); |
| |
| // Test with a display that has only DCI-P3 in its Colorimetry Data Block. |
| std::vector<uint8_t> p3_cdb_edid(kCDBP3, kCDBP3 + std::size(kCDBP3) - 1); |
| EXPECT_EQ( |
| gfx::ColorSpace::CreateDisplayP3D65().ToString(), |
| GetColorSpaceFromEdid(display::EdidParser(std::move(p3_cdb_edid), true)) |
| .ToString()); |
| } |
| |
| TEST(DisplayUtilTest, GetInvalidColorSpaceFromEdid) { |
| base::HistogramTester histogram_tester; |
| std::vector<uint8_t> empty_edid; |
| EXPECT_EQ(gfx::ColorSpace(), |
| GetColorSpaceFromEdid(display::EdidParser(std::move(empty_edid)))); |
| histogram_tester.ExpectBucketCount( |
| "DrmUtil.GetColorSpaceFromEdid.ChecksOutcome", |
| static_cast<base::HistogramBase::Sample>( |
| EdidColorSpaceChecksOutcome::kErrorPrimariesAreaTooSmall), |
| 1); |
| |
| std::vector<uint8_t> invalid_edid(kInvalidEdid, |
| kInvalidEdid + std::size(kInvalidEdid) - 1); |
| const gfx::ColorSpace invalid_color_space = |
| GetColorSpaceFromEdid(display::EdidParser(std::move(invalid_edid))); |
| EXPECT_FALSE(invalid_color_space.IsValid()); |
| histogram_tester.ExpectBucketCount( |
| "DrmUtil.GetColorSpaceFromEdid.ChecksOutcome", |
| static_cast<base::HistogramBase::Sample>( |
| EdidColorSpaceChecksOutcome::kErrorPrimariesAreaTooSmall), |
| 2); |
| |
| std::vector<uint8_t> sst210_edid(kSST210, kSST210 + std::size(kSST210) - 1); |
| const gfx::ColorSpace sst210_color_space = |
| GetColorSpaceFromEdid(display::EdidParser(std::move(sst210_edid))); |
| EXPECT_FALSE(sst210_color_space.IsValid()) << sst210_color_space.ToString(); |
| histogram_tester.ExpectBucketCount( |
| "DrmUtil.GetColorSpaceFromEdid.ChecksOutcome", |
| static_cast<base::HistogramBase::Sample>( |
| EdidColorSpaceChecksOutcome::kErrorBadCoordinates), |
| 1); |
| |
| std::vector<uint8_t> sst210_edid_2( |
| kSST210Corrected, kSST210Corrected + std::size(kSST210Corrected) - 1); |
| const gfx::ColorSpace sst210_color_space_2 = |
| GetColorSpaceFromEdid(display::EdidParser(std::move(sst210_edid_2))); |
| EXPECT_FALSE(sst210_color_space_2.IsValid()) |
| << sst210_color_space_2.ToString(); |
| histogram_tester.ExpectBucketCount( |
| "DrmUtil.GetColorSpaceFromEdid.ChecksOutcome", |
| static_cast<base::HistogramBase::Sample>( |
| EdidColorSpaceChecksOutcome::kErrorPrimariesAreaTooSmall), |
| 3); |
| |
| std::vector<uint8_t> broken_blue_edid( |
| kBrokenBluePrimaries, |
| kBrokenBluePrimaries + std::size(kBrokenBluePrimaries) - 1); |
| const gfx::ColorSpace broken_blue_color_space = |
| GetColorSpaceFromEdid(display::EdidParser(std::move(broken_blue_edid))); |
| EXPECT_FALSE(broken_blue_color_space.IsValid()) |
| << broken_blue_color_space.ToString(); |
| histogram_tester.ExpectBucketCount( |
| "DrmUtil.GetColorSpaceFromEdid.ChecksOutcome", |
| static_cast<base::HistogramBase::Sample>( |
| EdidColorSpaceChecksOutcome::kErrorBluePrimaryIsBroken), |
| 1); |
| histogram_tester.ExpectTotalCount( |
| "DrmUtil.GetColorSpaceFromEdid.ChecksOutcome", 5); |
| } |
| |
| TEST(DisplayUtilTest, GetAudioPassthroughFromEdid) { |
| std::vector<uint8_t> audio_edid(kDTSAudio, |
| kDTSAudio + std::size(kDTSAudio) - 1); |
| EXPECT_EQ(display::EdidParser(std::move(audio_edid)).audio_formats(), |
| display::EdidParser::kAudioBitstreamPcmLinear | |
| display::EdidParser::kAudioBitstreamDts | |
| display::EdidParser::kAudioBitstreamDtsHd); |
| } |
| |
| TEST(DisplayUtilTest, MultipleInternalDisplayIds) { |
| // using base::flat_set as base::FixedFlatSet with different N are different |
| // types. |
| const base::flat_set<int64_t> kTestIdsList[] = { |
| base::flat_set<int64_t>({1}), |
| base::flat_set<int64_t>({2, 3}), |
| base::flat_set<int64_t>({4, 5, 6}), |
| base::flat_set<int64_t>( |
| {7, 10, 100, std::numeric_limits<int64_t>::max()}), |
| }; |
| |
| int64_t from_last_set = 0; |
| for (const auto& id_set : kTestIdsList) { |
| SetInternalDisplayIds(id_set); |
| for (int64_t id : id_set) { |
| EXPECT_TRUE(IsInternalDisplayId(id)); |
| } |
| EXPECT_FALSE(IsInternalDisplayId(from_last_set)); |
| from_last_set = *id_set.rbegin(); |
| } |
| |
| // Reset the internal display. |
| SetInternalDisplayIds({}); |
| for (auto id_set : kTestIdsList) { |
| for (int64_t id : id_set) { |
| EXPECT_FALSE(IsInternalDisplayId(id)); |
| } |
| } |
| } |
| |
| TEST(DisplayUtilTest, CompareDisplayIdsWithMultipleDisplays) { |
| // Internal display is always first. |
| EXPECT_TRUE(CompareDisplayIds(10, 12)); |
| { |
| ScopedSetInternalDisplayIds set_internal(10); |
| EXPECT_TRUE(CompareDisplayIds(10, 12)); |
| EXPECT_TRUE(CompareDisplayIds(10, 9)); |
| EXPECT_TRUE(CompareDisplayIds(10, 15)); |
| EXPECT_FALSE(CompareDisplayIds(12, 10)); |
| EXPECT_FALSE(CompareDisplayIds(12, 9)); |
| EXPECT_TRUE(CompareDisplayIds(12, 15)); |
| } |
| { |
| ScopedSetInternalDisplayIds set_internal(12); |
| EXPECT_FALSE(CompareDisplayIds(10, 12)); |
| EXPECT_FALSE(CompareDisplayIds(10, 9)); |
| EXPECT_TRUE(CompareDisplayIds(10, 15)); |
| EXPECT_TRUE(CompareDisplayIds(12, 10)); |
| EXPECT_TRUE(CompareDisplayIds(12, 9)); |
| EXPECT_TRUE(CompareDisplayIds(12, 15)); |
| } |
| // Internal displays are always first but compares values between internal |
| // displays. |
| { |
| ScopedSetInternalDisplayIds set_internal({12, 10}); |
| EXPECT_TRUE(CompareDisplayIds(10, 12)); |
| EXPECT_TRUE(CompareDisplayIds(10, 9)); |
| EXPECT_TRUE(CompareDisplayIds(10, 15)); |
| EXPECT_FALSE(CompareDisplayIds(12, 10)); |
| EXPECT_TRUE(CompareDisplayIds(12, 9)); |
| EXPECT_TRUE(CompareDisplayIds(12, 15)); |
| } |
| } |
| |
| } // namespace display |
