Image File Types With Transparent Background. Watch our video tutorial on transparent backgrounds. There are two different approaches used by graphic file formats for supporting transparent image areas.
Watch our video tutorial on transparent backgrounds. The gif format was one of the more popular formats for transparency at one time. That is why if you intend to save an image with a transparent background you should use a few specific formats.
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Instead of the rudimentary transparency options in other formats where a pixel is either transparent or opaque an alpha channel can specify the opacity of any pixel from 0 255 where 0 is fully transparent and 255 is fully opaque. The gif format was one of the more popular formats for transparency at one time. This allows you to create a graphic that can be placed on top of any background colour and will retain a translucent effect with the background showing through the pixels that are not opaque. Simple binary transparency is supported in the gif format.
