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Implement .alpha_add_if_missing for JPEG

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Jeroen van Rijn
2025-09-09 14:51:16 +02:00
parent 737c87a726
commit 7b3ca701e0
2 changed files with 95 additions and 29 deletions
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tests/core/image/test_core_image.odin
+13 -13
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@@ -2367,7 +2367,7 @@ Basic_JPG_Tests := []Test{
{
"emblem-1024", {
{Default, nil, {1024, 1024, 3, 8}, 0x_46a29e0f},
// {Alpha_Add, nil, {1024, 1024, 4, 8}, 0x_46a29e0f},
{Alpha_Add, nil, {1024, 1024, 4, 8}, 0x_cae2d532},
},
},
{
@@ -2394,21 +2394,21 @@ run_jpg_suite :: proc(t: ^testing.T, suite: []Test) {
passed := (test.expected_error == nil && err == nil) || (test.expected_error == err)
testing.expectf(t, passed, "%q failed to load with error %v.", file.file, err)
if err == nil { // No point in running the other tests if it didn't load.
pixels := bytes.buffer_to_bytes(&img.pixels)
// No point in running the other tests if it didn't load.
(err == nil) or_continue
dims := Dims{img.width, img.height, img.channels, img.depth}
testing.expectf(t, test.dims == dims, "%v has %v, expected: %v.", file.file, dims, test.dims)
pixels := bytes.buffer_to_bytes(&img.pixels)
dims := Dims{img.width, img.height, img.channels, img.depth}
testing.expectf(t, test.dims == dims, "%v has %v, expected: %v.", file.file, dims, test.dims)
img_hash := hash.crc32(pixels)
testing.expectf(t, test.hash == img_hash, "%v test #1's hash is %08x, expected %08x with %v.", file.file, img_hash, test.hash, test.options)
img_hash := hash.crc32(pixels)
testing.expectf(t, test.hash == img_hash, "%v test #1's hash is %08x, expected %08x with %v.", file.file, img_hash, test.hash, test.options)
// Optionally save to BMP file to check file loaded properly during development
when false {
test_bmp := strings.concatenate({TEST_SUITE_PATH_JPG, "/", file.file, ".bmp"}, context.temp_allocator)
save_err := bmp.save(test_bmp, img)
testing.expectf(t, save_err == nil, "expected saving to BMP not to raise error, got %v", save_err)
}
// Optionally save to QOI file to check file loaded properly during development
when false {
test_qoi := strings.concatenate({TEST_SUITE_PATH_JPG, "/", file.file, ".qoi"}, context.temp_allocator)
save_err := qoi.save(test_qoi, img)
testing.expectf(t, save_err == nil, "expected saving to QOI not to raise error, got %v", save_err)
}
}
}