Apply Steinberg Flyod Dithering in Gifsicle
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gifsicle -O3 --colors 4 --dither input.gif -o output.gifConvert to Black and White
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gifsicle --colors 256 --use-col=gray input.gif -o output.gifDrop every second Frame
This doubles the speed and cuts the file size by 50%.
todoHard Conversion to Black and White
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gifsicle --use-colormap bw flip2.gif -o output.gifReduce Colors and apply Dithering
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gifsicle --colors=64 --dither input.gif -o output.gifChange Speed
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gifsicle --delay=TIME INPUT_GIF -o OUTPUT_GIFGenerate an animated Gif from single Gif frames
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gifsicle --delay=10 --loop out/*.gif > output.gifWith dithering and color setting:
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gifsicle --delay=2 --colors 3 --dither --loop out/*.gif > output.gifSteinberg-Floyd Dithering with Gifsicle
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gifsicle -O3 --colors 6 --dither turmoil.gif -o output.gif