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Description
When encoding webp image using the extended format we must ensure that the VP8X chunk contains the correct alpha flags in order to correctly display alpha color.
Prerequisites
Description
When encoding webp image using the extended format we must ensure that the VP8X chunk contains the correct alpha flags in order to correctly display alpha color.
Fixes #2692 and https://github.com/SixLabors/ImageSharp/issues/2528#issuecomment-1993901348