"Sam Kerner" on wrote...
| Hello,
| I have some PNGs which do not use a palette and have
| semi-transparent pixels. Each image has fewer than 256 unique colors.
| To reduce the size of these files, I would like to convert them to
| PNGs with a palette. When I use 'convert in.png png8:out.png',
| out.png has a one-bit alpha channel, so the semitransparent pixels are
| no longer semi-transparent. I also tried '-type palette' and '-colors
| 256', without success.
| Can a PNG use a palette and have semi-transparent pixels? If so,
| how do I create one with imagemagick?
|
At this time no, not directly.
You can use optipng to convert to a 8bit pallete with semi-transparency
and you can use pngng to do color quantization to the same thing.
Anthony Thyssen ( System Programmer ) <[EMAIL PROTECTED]>
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If your going to have delusions, you might as well go for the
really satisfying ones. -- Marcus, Babylon 5
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Anthony's Home is his Castle http://www.cit.gu.edu.au/~anthony/
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