The imagecodecs package provides various block-oriented, in-memory buffer transformation, compression, and decompression functions for use in the tifffile, czifile, and other Python imaging modules.

Decode and/or encode functions are currently implemented for Zlib DEFLATE, ZStandard, Blosc, LZMA, BZ2, LZ4, LZW, LZF, PNG, WebP, JPEG 8-bit, JPEG 12-bit, JPEG SOF=0xC3, JPEG 2000, JPEG XR, PackBits, Packed Integers, Delta, XOR Delta, Floating Point Predictor, and Bitorder reversal.