Search found 2 matches

by squish
2015-05-18T13:39:23-07:00
Forum: Bugs
Topic: ImageMagick 6 Liquid Rescale: Alpha Channel Gets Discarded
Replies: 2
Views: 1799

Re: ImageMagick 6 Liquid Rescale: Alpha Channel Gets Discarded

Thanks for fixing the bug and reviewing the function. Another issue with the liquid rescale function in both IM 6 and 7 is that there is this block of code that is unneeded and makes the function act incorrectly when resizing to a size equal to or larger than 200%. It`s the block of code that starts ...
by squish
2015-05-16T21:13:06-07:00
Forum: Bugs
Topic: ImageMagick 6 Liquid Rescale: Alpha Channel Gets Discarded
Replies: 2
Views: 1799

ImageMagick 6 Liquid Rescale: Alpha Channel Gets Discarded

There is a bug in ImageMagick 6 where the liquid rescale function discards the opacity channel of an image. What seems to happen is that liblqr is being passed the image with the alpha channel, but ImageMagick forgets to take it back after the transformation, because of a typo. Here's a patch: http ...