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Old 21 April 2015, 21:14   #30
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Join Date: Oct 2014
Location: Europe
Posts: 331
Originally Posted by Thorham View Post
It's true that there's absolutely no point in storing alpha channel in an IFF file, however, it may be useful to add some BMP out features. You could add an option to output the PNG as two BMP files: One 24bit for the RGB data, and one 8bit for the alpha data.
Yeah, that makes perfect sense: Not storing the aplha channel in an IFF chunk while PNG uses the very same chunk mechanism but instead creating an additional file in a non-common format with probably bigger file size.
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