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serenity/Tests/LibGfx/test-inputs/tiff/alpha_predictor.tiff
Lucas CHOLLET 1faf9bb44f LibGfx/TIFF: Apply the HorizontalDifferencing on the alpha channel 
When present, the alpha channel is also affected by the horizontal
differencing predictor.

The test case was generated with GIMP with the following steps:
 - Open an RGB image
 - Add a transparency layer
 - Export as TIFF with the LZW compression scheme
2024-01-22 20:10:48 -07:00

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