blosc2.get_cbuffer_sizes

blosc2.get_cbuffer_sizes(src: object) → tuple[int, int, int]

Get the sizes of a compressed src buffer.

Parameters:

src (bytes-like object) – A compressed buffer. Must be a bytes-like object that supports the Python Buffer Protocol, such as bytes, bytearray, memoryview, or numpy.ndarray.

Returns:

(nbytes, cbytes, blocksize) – A tuple containing the number of bytes (nbytes), the compressed size in bytes (cbytes) and the block size in bytes (blocksize) of the src compressed buffer.

Return type:

tuple