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Tests/LibGfx: Add automated tests for ycck jpegs

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Only one of the three test cases pass at the moment.
This commit is contained in:
Nico Weber 2023-12-28 20:51:44 -05:00 committed by Tim Flynn
parent c5a6214a3b
commit 4236798244
Notes: sideshowbarker 2024-07-17 02:21:14 +09:00 
Author: https://github.com/nico
Commit: https://github.com/SerenityOS/serenity/commit/4236798244
Pull-request: https://github.com/SerenityOS/serenity/pull/22488
1 changed files with 21 additions and 0 deletions
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21
Tests/LibGfx/TestImageDecoder.cpp
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@ -227,6 +227,27 @@ TEST_CASE(test_jpeg_rgb_components)
TRY_OR_FAIL(expect_single_frame_of_size(*plugin_decoder, { 592, 800 }));
}
TEST_CASE(test_jpeg_ycck)
{
Array test_inputs = {
TEST_INPUT("jpg/ycck-1111.jpg"sv),
// TEST_INPUT("jpg/ycck-2111.jpg"sv), // FIXME: Enable once this decodes correctly
// TEST_INPUT("jpg/ycck-2112.jpg"sv), // FIXME: Enable once this decodes correctly
};
for (auto test_input : test_inputs) {
auto file = MUST(Core::MappedFile::map(test_input));
EXPECT(Gfx::JPEGImageDecoderPlugin::sniff(file->bytes()));
auto plugin_decoder = TRY_OR_FAIL(Gfx::JPEGImageDecoderPlugin::create(file->bytes()));
auto frame = TRY_OR_FAIL(expect_single_frame_of_size(*plugin_decoder, { 592, 800 }));
// Compare difference between pixels so we don't depend on exact CMYK->RGB conversion behavior.
// These two pixels are currently off by one in R.
// FIXME: For 2111, they're off by way more.
EXPECT(frame.image->get_pixel(6, 319).distance_squared_to(frame.image->get_pixel(6, 320)) < 1.0f / 255.0f);
}
}
TEST_CASE(test_jpeg_sof2_spectral_selection)
{
auto file = MUST(Core::MappedFile::map(TEST_INPUT("jpg/spectral_selection.jpg"sv)));