Search found 5 matches

by Glidos
2017-03-26T11:01:23-07:00
Forum: Users
Topic: Composing with alpha but without blending
Replies: 6
Views: 2972

Re: Composing with alpha but without blending

Yep. Just tried that and it's working just as I want it. Thanks. Works with the composite command too.
by Glidos
2017-03-26T10:57:36-07:00
Forum: Users
Topic: Composing with alpha but without blending
Replies: 6
Views: 2972

Re: Composing with alpha but without blending

Ha, and just as I post that, I see you've posted a way it can be done. :-) Thank you.
by Glidos
2017-03-26T10:56:15-07:00
Forum: Users
Topic: Composing with alpha but without blending
Replies: 6
Views: 2972

Re: Composing with alpha but without blending

See http://www.imagemagick.org/Usage/compose/ for the options. Perhaps what you want can't be done in a simple operation. Ah, looking at the diagrams, I can see that your suspicion is correct and it isn't possible as a simple operation. This is what I'm after: http://download.glidos.net ...
by Glidos
2017-03-26T10:26:37-07:00
Forum: Users
Topic: Composing with alpha but without blending
Replies: 6
Views: 2972

Re: Composing with alpha but without blending

Please say what version of IM you use, on what platform. Thanks for the replay. I'm using opensuse leap 42.2. Here's the version string. Version: ImageMagick 6.8.8-1 Q16 x86_64 2017-02-21 http://www.imagemagick.org I want the destination alpha set rather than blended (but only within the overlap ...
by Glidos
2017-03-26T09:46:55-07:00
Forum: Users
Topic: Composing with alpha but without blending
Replies: 6
Views: 2972

Composing with alpha but without blending

I'm using ImageMagick to create an image that is a patch work of other images. All the images involved have alpha channels. I first create that image and then use composite to overwrite parts of it with the other scaled and offset images - the command composite -geometry {width}x{height}+{x-offset ...