GIMP: Difference between revisions
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Basically you have to only have one layer in your image, and then add a mask, the mask will be the alpha channel, when you save the image it will have correctly stored the colour values for all three channels. its super important to only have one layer, or a flatten operation will occur and your RGB layers will have been modified before export. | Basically you have to only have one layer in your image, and then add a mask, the mask will be the alpha channel, when you save the image it will have correctly stored the colour values for all three channels. its super important to only have one layer, or a flatten operation will occur and your RGB layers will have been modified before export. | ||
[[Category: | [[Category:Map tools]] | ||
Revision as of 21:35, 16 March 2013
GIMP
Working with alpha channels
Basically you have to only have one layer in your image, and then add a mask, the mask will be the alpha channel, when you save the image it will have correctly stored the colour values for all three channels. its super important to only have one layer, or a flatten operation will occur and your RGB layers will have been modified before export.
