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| author | Nico Weber <thakis@chromium.org> | 2023-03-16 13:30:09 +0100 |
|---|---|---|
| committer | Tim Flynn <trflynn89@pm.me> | 2023-03-16 09:20:48 -0400 |
| commit | b3a0534e02b3fded2a16291d4827acd5cf58bd83 (patch) | |
| tree | cd2cc036ac265050c906bb14d0f8717fdda66b91 /Tests | |
| parent | 2cfcbccdb53deafa036fd9f5ff9a772b9518b725 (diff) | |
| download | serenity-b3a0534e02b3fded2a16291d4827acd5cf58bd83.zip | |
LibGfx: Add test for serialized bytes of built-in sRGB profile
Diffstat (limited to 'Tests')
| -rw-r--r-- | Tests/LibGfx/TestICCProfile.cpp | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/Tests/LibGfx/TestICCProfile.cpp b/Tests/LibGfx/TestICCProfile.cpp index bae5202dd1..a77e3a961c 100644 --- a/Tests/LibGfx/TestICCProfile.cpp +++ b/Tests/LibGfx/TestICCProfile.cpp @@ -4,9 +4,11 @@ * SPDX-License-Identifier: BSD-2-Clause */ +#include <AK/Endian.h> #include <LibCore/MappedFile.h> #include <LibGfx/ICC/BinaryWriter.h> #include <LibGfx/ICC/Profile.h> +#include <LibGfx/ICC/WellKnownProfiles.h> #include <LibGfx/JPEGLoader.h> #include <LibGfx/PNGLoader.h> #include <LibGfx/WebPLoader.h> @@ -75,3 +77,21 @@ TEST_CASE(serialize_icc) auto serialized_bytes = MUST(Gfx::ICC::encode(*icc_profile)); EXPECT_EQ(serialized_bytes, file->bytes()); } + +TEST_CASE(built_in_sRGB) +{ + auto sRGB = MUST(Gfx::ICC::sRGB()); + auto serialized_bytes = MUST(Gfx::ICC::encode(sRGB)); + + // We currently exactly match the curve in GIMP's built-in sRGB profile. It's a type 3 'para' curve with 5 parameters. + u32 para[] = { 0x70617261, 0x00000000, 0x00030000, 0x00026666, 0x0000F2A7, 0x00000D59, 0x000013D0, 0x00000A5B }; + for (u32& i : para) + i = AK::convert_between_host_and_big_endian(i); + EXPECT(memmem(serialized_bytes.data(), serialized_bytes.size(), para, sizeof(para)) != nullptr); + + // We currently exactly match the chromatic adaptation matrix in GIMP's (and other's) built-in sRGB profile. + u32 sf32[] = { 0x73663332, 0x00000000, 0x00010C42, 0x000005DE, 0xFFFFF325, 0x00000793, 0x0000FD90, 0xFFFFFBA1, 0xFFFFFDA2, 0x000003DC, 0x0000C06E }; + for (u32& i : sf32) + i = AK::convert_between_host_and_big_endian(i); + EXPECT(memmem(serialized_bytes.data(), serialized_bytes.size(), sf32, sizeof(sf32)) != nullptr); +} |