Legacy ImageMagick Discussions Archive

Thanks Fred! Ingenious UNIX script :) On Mac OS Lion term the first line needed ammending, but the following was an equivalent:

for color in `/opt/bin/convert -list color | awk '{print $2}'`; do
hexcolor=`/opt/bin/convert xc:"$color" txt: | tail -n 1 | sed -n 's/^.*\([\#][0-9,A-F,a-f]*\) *.*$/\1 ...

Hey all,

How do I format identify -list Color to show the real names and hex values in two columns? Is there a way to convert from rgb() using some IM internal?

Currently as a default I get:
yellow4 rgb(139,139,0) X11

Thanks,

Adam

EDIT: I should mentioned I want to use this output for use in ...

Great tips guys! Only just had a chance to check the links Anthony; the new Conditional Dilation is timely, and very useful thank you

Hi All,

I have a PNG composed very simply of either transparent or black:

76040: ( 0, 0, 0, 0) #00000000 none
10360: ( 0, 0, 0,255) #000000 black

There a random clusters of pixels I want to identify, and alter the colour of, without affecting the rest of the image. Over the CLI how can I ...