Legacy ImageMagick Discussions Archive

Sorry, yeah, that does work fine - but I want to do this with the ultimate output being a GIF file, because it ends up quite a bit smaller.

Oh, the pipe was to get around that border on GIFs? That's annoying.
I've got an updated version up here , so you can see what's going on. Converting the 1.png result to a gif has the same result, is it something to do with the page geometry still being 96x96? Can you force that to something else ...

Ok, so we have some success! I updated to the latest version, 6.6.7. Your command of setting transparency to white didn't quite work, but this command works fine:
convert ../../source/1.png -trim -depth 8 -colors 16 -type palettematte GIF:- | convert - PNG8:1.png

However, here's a puzzler for you ...

Ah sorry. It's OS X, via macports. ImageMagick 6.6.7-1.

I'm afraid your workaround didn't work, it made white and black both transparent. :/

I've uploaded my files here . (Bulbasaur!)

I tried out my magenta theory with your script, though - I've been trying with various things, and had a python ...

Hi there, I thought this would be a fairly simple question but nothing I've tried so far has worked!

I have a load of png images, which I want to first -trim, and then convert to 16-colour indexed palette png 8s, including a transparency colour.

I got as far as trimming, and almost got ...