![]() Set the gamma correction to gamma, which can be a real number or ‘srgb’. These filters are slower still, but can give sharper, better results. Gifsicle also supports more complex resamplers, including Catmull-Rom cubic resampling ( catrom), the Mitchell-Netravali filter ( mitchell), a 2-lobed Lanczos filter ( lanczos2), and a 3-lobed Lanczos filter ( lanczos3). The mix method is somewhat slower, but produces better-looking results. The sample method runs very quickly, but when shrinking images, it produces noisy results. Reduce the number of distinct colors in each output GIF to num or less.
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