![]() :allow_lossy - Allow quality option (defaults to false).:strategy - Strategy: 0 - xtreme, 1 - intense, 2 - longest Match, 3 - huffman Only, 4 - uncompressed (defaults to 0).:copy_chunks - Copy optional chunks (defaults to false).:blacken - Blacken fully transparent pixels (defaults to true).:brute - Brute force try all methods, very time-consuming and generally not worthwhile (defaults to false).:fix - Fix otherwise fatal conditions such as bad CRCs (defaults to false).:chunks - List of chunks to remove or :alla - all except tRNS/transparency or :allb - all except tRNS and gAMA/gamma (defaults to :alla).:strip - Remove all auxiliary chunks (defaults to true).:interlace - Interlace: true - interlace on, false - interlace off, nil - as is in original image (defaults to false).:level - Optimization level preset: 0 is least, 7 is best (defaults to 6).:jpegrescan - Use jpegtran through jpegrescan, ignore progressive option (defaults to false).:progressive - Create progressive JPEG file (defaults to true).:copy_chunks - Copy all chunks (defaults to false).:quality - JPEG quality preset: 0 - low, 1 - medium, 2 - high, 3 - veryhigh (defaults to 3).:allow_lossy - Allow worker, it is always lossy (defaults to false).100, ignored in default/lossless mode (defaults to 100) :max_quality - Maximum image quality factor 0.:strip - List of extra markers to strip: :comments, :exif, :iptc, :icc or :all (defaults to :all).:allow_lossy - Allow limiting maximum quality (defaults to false). ![]()
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