bitwriter.c File Reference

#include <stdlib.h>
#include <string.h>
#include "include/private/bitwriter.h"
#include "include/private/crc.h"
#include "../assert.h"
#include "../alloc.h"
#include "../compat.h"
#include "../endswap.h"

Classes
struct	FLAC__BitWriter

Macros
#define	FLAC__BYTES_PER_WORD   4
#define	FLAC__BITS_PER_WORD   (8 * FLAC__BYTES_PER_WORD)
#define	FLAC__WORD_ALL_ONES   ((FLAC__uint32)0xffffffff)
#define	SWAP_BE_WORD_TO_HOST(x)
#define	FLAC__WORDS_TO_BITS(words)
#define	FLAC__TOTAL_BITS(bw)

Functions
static FLAC__bool	bitwriter_grow_ (FLAC__BitWriter *bw, unsigned bits_to_add)
FLAC__BitWriter *	FLAC__bitwriter_new (void)
void	FLAC__bitwriter_delete (FLAC__BitWriter *bw)
FLAC__bool	FLAC__bitwriter_init (FLAC__BitWriter *bw)
void	FLAC__bitwriter_free (FLAC__BitWriter *bw)
void	FLAC__bitwriter_clear (FLAC__BitWriter *bw)
void	FLAC__bitwriter_dump (const FLAC__BitWriter *bw, FILE *out)
FLAC__bool	FLAC__bitwriter_get_write_crc16 (FLAC__BitWriter *bw, FLAC__uint16 *crc)
FLAC__bool	FLAC__bitwriter_get_write_crc8 (FLAC__BitWriter *bw, FLAC__byte *crc)
FLAC__bool	FLAC__bitwriter_is_byte_aligned (const FLAC__BitWriter *bw)
unsigned	FLAC__bitwriter_get_input_bits_unconsumed (const FLAC__BitWriter *bw)
FLAC__bool	FLAC__bitwriter_get_buffer (FLAC__BitWriter *bw, const FLAC__byte **buffer, size_t *bytes)
void	FLAC__bitwriter_release_buffer (FLAC__BitWriter *bw)
FLAC__bool	FLAC__bitwriter_write_zeroes (FLAC__BitWriter *bw, unsigned bits)
FLAC__bool	FLAC__bitwriter_write_raw_uint32 (FLAC__BitWriter *bw, FLAC__uint32 val, unsigned bits)
FLAC__bool	FLAC__bitwriter_write_raw_int32 (FLAC__BitWriter *bw, FLAC__int32 val, unsigned bits)
FLAC__bool	FLAC__bitwriter_write_raw_uint64 (FLAC__BitWriter *bw, FLAC__uint64 val, unsigned bits)
FLAC__bool	FLAC__bitwriter_write_raw_uint32_little_endian (FLAC__BitWriter *bw, FLAC__uint32 val)
FLAC__bool	FLAC__bitwriter_write_byte_block (FLAC__BitWriter *bw, const FLAC__byte vals[], unsigned nvals)
FLAC__bool	FLAC__bitwriter_write_unary_unsigned (FLAC__BitWriter *bw, unsigned val)
unsigned	FLAC__bitwriter_rice_bits (FLAC__int32 val, unsigned parameter)
FLAC__bool	FLAC__bitwriter_write_rice_signed (FLAC__BitWriter *bw, FLAC__int32 val, unsigned parameter)
FLAC__bool	FLAC__bitwriter_write_rice_signed_block (FLAC__BitWriter *bw, const FLAC__int32 *vals, unsigned nvals, unsigned parameter)
FLAC__bool	FLAC__bitwriter_write_utf8_uint32 (FLAC__BitWriter *bw, FLAC__uint32 val)
FLAC__bool	FLAC__bitwriter_write_utf8_uint64 (FLAC__BitWriter *bw, FLAC__uint64 val)
FLAC__bool	FLAC__bitwriter_zero_pad_to_byte_boundary (FLAC__BitWriter *bw)

Variables
static const unsigned	FLAC__BITWRITER_DEFAULT_CAPACITY = 32768u / sizeof(uint32_t)
static const unsigned	FLAC__BITWRITER_DEFAULT_INCREMENT = 4096u / sizeof(uint32_t)

Macro Definition Documentation

FLAC__BITS_PER_WORD

#define FLAC__BITS_PER_WORD   (8 * FLAC__BYTES_PER_WORD)

FLAC__BYTES_PER_WORD

#define FLAC__BYTES_PER_WORD   4

FLAC__TOTAL_BITS

#define FLAC__TOTAL_BITS

(

bw

)

Value:

(FLAC__WORDS_TO_BITS((bw)->words) + (bw)->bits)

FLAC__WORD_ALL_ONES

#define FLAC__WORD_ALL_ONES   ((FLAC__uint32)0xffffffff)

FLAC__WORDS_TO_BITS

#define FLAC__WORDS_TO_BITS

(

words

)

Value:

((words) * FLAC__BITS_PER_WORD)

SWAP_BE_WORD_TO_HOST

#define SWAP_BE_WORD_TO_HOST

(

x

)

Value:

ENDSWAP_32(x)

Function Documentation

bitwriter_grow_()

FLAC__bool bitwriter_grow_ ( FLAC__BitWriter * bw, unsigned bits_to_add )

static

FLAC__bitwriter_clear()

void FLAC__bitwriter_clear

(

FLAC__BitWriter *

bw

)

FLAC__bitwriter_delete()

void FLAC__bitwriter_delete

(

FLAC__BitWriter *

bw

)

FLAC__bitwriter_dump()

void FLAC__bitwriter_dump	(	const FLAC__BitWriter *	bw,
		FILE *	out )

FLAC__bitwriter_free()

void FLAC__bitwriter_free

(

FLAC__BitWriter *

bw

)

FLAC__bitwriter_get_buffer()

FLAC__bool FLAC__bitwriter_get_buffer	(	FLAC__BitWriter *	bw,
		const FLAC__byte **	buffer,
		size_t *	bytes )

FLAC__bitwriter_get_input_bits_unconsumed()

unsigned FLAC__bitwriter_get_input_bits_unconsumed

(

const FLAC__BitWriter *

bw

)

FLAC__bitwriter_get_write_crc16()

FLAC__bool FLAC__bitwriter_get_write_crc16	(	FLAC__BitWriter *	bw,
		FLAC__uint16 *	crc )

FLAC__bitwriter_get_write_crc8()

FLAC__bool FLAC__bitwriter_get_write_crc8	(	FLAC__BitWriter *	bw,
		FLAC__byte *	crc )

FLAC__bitwriter_init()

FLAC__bool FLAC__bitwriter_init

(

FLAC__BitWriter *

bw

)

FLAC__bitwriter_is_byte_aligned()

FLAC__bool FLAC__bitwriter_is_byte_aligned

(

const FLAC__BitWriter *

bw

)

FLAC__bitwriter_new()

FLAC__BitWriter * FLAC__bitwriter_new

(

void

)

FLAC__bitwriter_release_buffer()

void FLAC__bitwriter_release_buffer

(

FLAC__BitWriter *

bw

)

FLAC__bitwriter_rice_bits()

unsigned FLAC__bitwriter_rice_bits	(	FLAC__int32	val,
		unsigned	parameter )

FLAC__bitwriter_write_byte_block()

FLAC__bool FLAC__bitwriter_write_byte_block ( FLAC__BitWriter * bw, const FLAC__byte vals[], unsigned nvals )

inline

FLAC__bitwriter_write_raw_int32()

FLAC__bool FLAC__bitwriter_write_raw_int32 ( FLAC__BitWriter * bw, FLAC__int32 val, unsigned bits )

inline

FLAC__bitwriter_write_raw_uint32()

FLAC__bool FLAC__bitwriter_write_raw_uint32 ( FLAC__BitWriter * bw, FLAC__uint32 val, unsigned bits )

inline

FLAC__bitwriter_write_raw_uint32_little_endian()

FLAC__bool FLAC__bitwriter_write_raw_uint32_little_endian ( FLAC__BitWriter * bw, FLAC__uint32 val )

inline

FLAC__bitwriter_write_raw_uint64()

FLAC__bool FLAC__bitwriter_write_raw_uint64 ( FLAC__BitWriter * bw, FLAC__uint64 val, unsigned bits )

inline

FLAC__bitwriter_write_rice_signed()

FLAC__bool FLAC__bitwriter_write_rice_signed	(	FLAC__BitWriter *	bw,
		FLAC__int32	val,
		unsigned	parameter )

FLAC__bitwriter_write_rice_signed_block()

FLAC__bool FLAC__bitwriter_write_rice_signed_block	(	FLAC__BitWriter *	bw,
		const FLAC__int32 *	vals,
		unsigned	nvals,
		unsigned	parameter )

FLAC__bitwriter_write_unary_unsigned()

FLAC__bool FLAC__bitwriter_write_unary_unsigned	(	FLAC__BitWriter *	bw,
		unsigned	val )

FLAC__bitwriter_write_utf8_uint32()

FLAC__bool FLAC__bitwriter_write_utf8_uint32	(	FLAC__BitWriter *	bw,
		FLAC__uint32	val )

FLAC__bitwriter_write_utf8_uint64()

FLAC__bool FLAC__bitwriter_write_utf8_uint64	(	FLAC__BitWriter *	bw,
		FLAC__uint64	val )

FLAC__bitwriter_write_zeroes()

FLAC__bool FLAC__bitwriter_write_zeroes ( FLAC__BitWriter * bw, unsigned bits )

inline

FLAC__bitwriter_zero_pad_to_byte_boundary()

FLAC__bool FLAC__bitwriter_zero_pad_to_byte_boundary

(

FLAC__BitWriter *

bw

)

Variable Documentation

FLAC__BITWRITER_DEFAULT_CAPACITY

const unsigned FLAC__BITWRITER_DEFAULT_CAPACITY = 32768u / sizeof(uint32_t)

static

FLAC__BITWRITER_DEFAULT_INCREMENT

const unsigned FLAC__BITWRITER_DEFAULT_INCREMENT = 4096u / sizeof(uint32_t)

static