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Inside Photoshop® CS by Christian Verhoeven, Dave Huss, Gary Kubicek, Mara Zebest, Gary David Bouton

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GIF Optimization Options

Let's run down the options for your GIF-to-be, as they appear on the Optimize palette in ImageReady. Check out Figure 23.1.

Figure 23.1. The Optimize palette, extended.

As mentioned earlier, you need to build a color table for a GIF image because the image is limited to 256 maximum colors. To start learning about this process, launch Photoshop and open Squiggle.tif from the Examples/Chap23 folder on the Companion CD as a test image. Press Ctrl()+Shift+M to jump over to ImageReady, and click on the 2-Up ...

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