snibgo

Thanks for the interesting posts. Writing a JPEG with the same quality number in different software makes different results. For example, where toes.png is a crop of an ordinary photo,...

I don't see a problem here. See documentation https://imagemagick.org/script/compare.php The output image should be red where there are differences. Elsewhere, it is a "whitened" version of the input image. If...

Please provide test cases so we can try to reproduce the problem.

Like fmw42, I have tried to reproduce the problem, without success.

You do two colour reductions. The first is with "-colors", which does as you expect, creating no more than 5 colours. The second reduction is saving to a PNG with...

Why are you using `convert`? That is deprecated. Use `magick` instead. ``` magick pinkDogPool.gif[0] x.icc magick: no color profile is available `x.icc' @ error/meta.c/WriteMETAImage/2397. ``` `magick` correctly says the supplied...

Recent IM can read but not write MPO files such as yours. To check this: ``` magick -list format |grep -i mpo MPO* r-- Joint Photographic Experts Group JFIF format...

You haven't shown an example gif that shows the problem. Can you show a command-line example? I can't see any reason for auto-orient to increase file sizes. Are you sure...

So, to answer my own questions: - This is about reducing the size of *animated* gif files. - Experiments show that the file size of the supplied gif doubles (from...

Your first command is: ``` magick rose: -set colorspace sRGB -colorspace LAB -separate -combine -write rose1-Lab.jpg -colorspace sRGB rose1-Lab-sRGB.jpg ``` > The above produces a rose1-Lab.jpg which is different to...