zarr::codec Namespace Reference

Functions
CodecSpec	gzip (int level=5)
	gzip (RFC 1952) at level (0-9).
CodecSpec	zlib (int level=5)
	zlib (RFC 1950) at level (0-9). Zarr v2 only.
CodecSpec	blosc (const std::string &cname="lz4", int clevel=5, const std::string &shuffle="shuffle")
	blosc (v3-style named shuffle: "noshuffle", "shuffle" or "bitshuffle").
CodecSpec	zstd (int level=0, bool checksum=false)
	zstd. Level 0 means zstd's default; checksum appends a frame checksum.
CodecSpec	crc32c ()
	crc32c (Castagnoli) trailing checksum. v3 only.
CodecSpec	shuffle (int elementsize=0)
	shuffle: byte-transposition filter. elementsize 0 means the dtype size.

Detailed Description

Factories for the bytes->bytes codecs users place in ArraySpec::codecs. (The structural bytes and transpose stages are managed by the library and are not specified here.)