flac.h File Reference

FLAC (Free Lossless Audio Codec) common stuff. More...

#include "libavutil/intreadwrite.h"

Go to the source code of this file.

Macros
#define	FLAC_STREAMINFO_SIZE   34
#define	FLAC_MAX_CHANNELS   8
#define	FLAC_MIN_BLOCKSIZE   16
#define	FLAC_MAX_BLOCKSIZE   65535
#define	FLAC_MIN_FRAME_SIZE   10

Enumerations
enum	{ FLAC_CHMODE_INDEPENDENT = 0 , FLAC_CHMODE_LEFT_SIDE = 1 , FLAC_CHMODE_RIGHT_SIDE = 2 , FLAC_CHMODE_MID_SIDE = 3 }
enum	{   FLAC_METADATA_TYPE_STREAMINFO = 0 , FLAC_METADATA_TYPE_PADDING , FLAC_METADATA_TYPE_APPLICATION , FLAC_METADATA_TYPE_SEEKTABLE ,   FLAC_METADATA_TYPE_VORBIS_COMMENT , FLAC_METADATA_TYPE_CUESHEET , FLAC_METADATA_TYPE_PICTURE , FLAC_METADATA_TYPE_INVALID = 127 }

Functions
static av_always_inline void	flac_parse_block_header (const uint8_t *block_header, int *last, int *type, int *size)
	Parse the metadata block parameters from the header.

Detailed Description

FLAC (Free Lossless Audio Codec) common stuff.

Definition in file flac.h.

Macro Definition Documentation

FLAC_STREAMINFO_SIZE

#define FLAC_STREAMINFO_SIZE   34

Definition at line 32 of file flac.h.

Referenced by ff_flac_is_extradata_valid(), ff_flac_parse_streaminfo(), ff_flac_write_header(), flac_decoder_config(), flac_encode_init(), flac_header(), flac_probe(), flac_read_header(), flac_write_audio_packet(), flac_write_trailer(), mov_read_dfla(), mov_write_dfla_tag(), ogg_build_flac_headers(), parse_streaminfo(), read_kuki_chunk(), and write_streaminfo().

FLAC_MAX_CHANNELS

#define FLAC_MAX_CHANNELS   8

Definition at line 33 of file flac.h.

Referenced by ff_flac_decode_frame_header(), flac_encode_init(), raw_flac_probe(), and write_frame_header().

FLAC_MIN_BLOCKSIZE

#define FLAC_MIN_BLOCKSIZE   16

Definition at line 34 of file flac.h.

Referenced by ff_flac_parse_streaminfo(), and flac_encode_init().

FLAC_MAX_BLOCKSIZE

#define FLAC_MAX_BLOCKSIZE   65535

Definition at line 35 of file flac.h.

Referenced by calc_rice_params(), decode_frame(), and flac_encode_init().

FLAC_MIN_FRAME_SIZE

#define FLAC_MIN_FRAME_SIZE   10

Definition at line 36 of file flac.h.

Referenced by flac_decode_frame().

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
FLAC_CHMODE_INDEPENDENT
FLAC_CHMODE_LEFT_SIDE
FLAC_CHMODE_RIGHT_SIDE
FLAC_CHMODE_MID_SIDE

Definition at line 38 of file flac.h.

anonymous enum

anonymous enum

Enumerator
FLAC_METADATA_TYPE_STREAMINFO
FLAC_METADATA_TYPE_PADDING
FLAC_METADATA_TYPE_APPLICATION
FLAC_METADATA_TYPE_SEEKTABLE
FLAC_METADATA_TYPE_VORBIS_COMMENT
FLAC_METADATA_TYPE_CUESHEET
FLAC_METADATA_TYPE_PICTURE
FLAC_METADATA_TYPE_INVALID

Definition at line 45 of file flac.h.

Function Documentation

flac_parse_block_header()

static av_always_inline void flac_parse_block_header ( const uint8_t * block_header, int * last, int * type, int * size )

static

Parse the metadata block parameters from the header.

Parameters

[in]	block_header	header data, at least 4 bytes
[out]	last	indicator for last metadata block
[out]	type	metadata block type
[out]	size	metadata block size

Definition at line 63 of file flac.h.

Referenced by flac_read_header(), get_metadata_size(), mov_read_dfla(), parse_streaminfo(), and read_kuki_chunk().