Graphics not writing animated gif's with transparencies
Issue #123
invalid
AnimatedGif does not write gifs with transparency (ignores alpha layer); uses a color as transparent color--defaults to color position 0
Comments (4)
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reporter -
reporter - changed title to Graphics not writing animated gif's with transparencies
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reporter Ok, I think I understand now: gif's transparency is different from having an alpha channel (like png). In a gif, one color is designated as the "transparency color" and there is no idea of partially transparent... it either is, or isn't. I added an API to set the transparency color of a gif (untested). There may still be issues, but this one was a confusion on transparency with gifs.
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reporter - changed status to invalid
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Actually, it appears to be the saving of gifs that loses the transparency: