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Tests: Add a test for SOF2 images with only spectral selection

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You can generate one by using `cjpeg` with the -scan argument.

This image has been generated with the following scan file:
0 1 2: 0 0 0 0;
0: 1 9 0 0;
2: 1 63 0 0 ;
1: 1 63 0 0 ;
0: 10 63 0 0;
This commit is contained in:
Lucas CHOLLET 2023-02-27 14:32:41 -05:00 • committed by Linus Groh
parent 89e8f4692d
commit 68cd6f5614
Notes: sideshowbarker 2024-07-17 03:59:29 +09:00
2 changed files with 11 additions and 0 deletions
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11
Tests/LibGfx/TestImageDecoder.cpp
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@ -112,6 +112,17 @@ TEST_CASE(test_jpeg_sof0_several_scans)
EXPECT_EQ(frame.image->size(), Gfx::IntSize(720, 859));
}
TEST_CASE(test_jpeg_sof2_spectral_selection)
{
auto file = MUST(Core::MappedFile::map(TEST_INPUT("spectral_selection.jpg"sv)));
EXPECT(Gfx::JPEGImageDecoderPlugin::sniff(file->bytes()));
auto plugin_decoder = MUST(Gfx::JPEGImageDecoderPlugin::create(file->bytes()));
EXPECT(plugin_decoder->initialize());
auto frame = MUST(plugin_decoder->frame(0));
EXPECT_EQ(frame.image->size(), Gfx::IntSize(592, 800));
}
TEST_CASE(test_pbm)
{
auto file = MUST(Core::MappedFile::map(TEST_INPUT("buggie-raw.pbm"sv)));

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Tests/LibGfx/test-inputs/spectral_selection.jpg Normal file
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