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Re: can we save indexed colored images in v7?

• To: mathgroup at smc.vnet.net
• Subject: [mg99629] Re: can we save indexed colored images in v7?
• From: Szabolcs Horvát <szhorvat at gmail.com>
• Date: Sat, 9 May 2009 03:32:07 -0400 (EDT)
• References: <gu304a$ol2$1@smc.vnet.net>

Luc Barthelet wrote:
> I have been trying to save large PNGs with a specific color map, and I have not found a way to do that in v7.
> 
> Could anyone knowledgeable about that give me a solution? I am trying to use the ImageProcessing package, and Export.
> 

I have not used it, but according to the docs, you can use the "RawData" 
and "ColorMap" elements.  Just check the doc page for PNG:

http://reference.wolfram.com/mathematica/ref/format/PNG.html