bitshuffle.c File Reference

#include "bitshuffle.h"
#include "bitshuffle_core.h"
#include "bitshuffle_internals.h"
#include "lz4.h"
#include <stdio.h>
#include <string.h>

Defines
#define	BSHUF_LZ4_DECOMPRESS_FAST
#define	CHECK_ERR_FREE_LZ(count, buf)
Functions
int64_t	bshuf_compress_lz4_block (ioc_chain *C_ptr, const size_t size, const size_t elem_size)
int64_t	bshuf_decompress_lz4_block (ioc_chain *C_ptr, const size_t size, const size_t elem_size)
size_t	bshuf_compress_lz4_bound (const size_t size, const size_t elem_size, size_t block_size)
int64_t	bshuf_compress_lz4 (const void *in, void *out, const size_t size, const size_t elem_size, size_t block_size)
int64_t	bshuf_decompress_lz4 (const void *in, void *out, const size_t size, const size_t elem_size, size_t block_size)

---

Define Documentation

#define BSHUF_LZ4_DECOMPRESS_FAST

#define CHECK_ERR_FREE_LZ	(	count,
		buf		)

Value:

if (count < 0) {                      \
    free(buf); return count - 1000; }

Referenced by bshuf_compress_lz4_block(), and bshuf_decompress_lz4_block().

---

Function Documentation

int64_t bshuf_compress_lz4	(	const void *	in,
		void *	out,
		const size_t	size,
		const size_t	elem_size,
		size_t	block_size
	)

References bshuf_blocked_wrap_fun(), and bshuf_compress_lz4_block().

Referenced by bshuf_h5_filter().

int64_t bshuf_compress_lz4_block	(	ioc_chain *	C_ptr,
		const size_t	size,
		const size_t	elem_size
	)

References bshuf_trans_bit_elem(), bshuf_write_uint32_BE(), CHECK_ERR_FREE_LZ, ioc_get_in(), ioc_get_out(), ioc_set_next_in(), ioc_set_next_out(), LZ4_compress(), and LZ4_compressBound().

Referenced by bshuf_compress_lz4().

size_t bshuf_compress_lz4_bound	(	const size_t	size,
		const size_t	elem_size,
		size_t	block_size
	)

References BSHUF_BLOCKED_MULT, bshuf_default_block_size(), and LZ4_compressBound().

Referenced by bshuf_h5_filter().

int64_t bshuf_decompress_lz4	(	const void *	in,
		void *	out,
		const size_t	size,
		const size_t	elem_size,
		size_t	block_size
	)

References bshuf_blocked_wrap_fun(), and bshuf_decompress_lz4_block().

Referenced by CAFE_BSHELPER::bitshuffleDecompress(), and bshuf_h5_filter().

int64_t bshuf_decompress_lz4_block	(	ioc_chain *	C_ptr,
		const size_t	size,
		const size_t	elem_size
	)

References bshuf_read_uint32_BE(), bshuf_untrans_bit_elem(), CHECK_ERR_FREE, CHECK_ERR_FREE_LZ, ioc_get_in(), ioc_get_out(), ioc_set_next_in(), ioc_set_next_out(), LZ4_decompress_fast(), and LZ4_decompress_safe().

Referenced by bshuf_decompress_lz4().