Zstd¶
-
class
numcodecs.zstd.
Zstd
¶ Codec providing compression using Zstandard.
Parameters: - level : int
Compression level (1-22).
See also
-
codec_id
= 'zstd'¶
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encode
(self, buf)¶
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decode
(self, buf, out=None)¶
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get_config
()¶ Return a dictionary holding configuration parameters for this codec. Must include an ‘id’ field with the codec identifier. All values must be compatible with JSON encoding.
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classmethod
from_config
(config)¶ Instantiate codec from a configuration object.
Helper functions¶
-
numcodecs.zstd.
compress
(source, int level=DEFAULT_CLEVEL)¶ Compress data.
Parameters: - source : bytes-like
Data to be compressed. Can be any object supporting the buffer protocol.
- level : int
Compression level (1-22).
Returns: - dest : bytes
Compressed data.
-
numcodecs.zstd.
decompress
(source, dest=None)¶ Decompress data.
Parameters: - source : bytes-like
Compressed data. Can be any object supporting the buffer protocol.
- dest : array-like, optional
Object to decompress into.
Returns: - dest : bytes
Object containing decompressed data.