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Data Structures | Macros | Functions
mpegaudiodecheader.h File Reference

MPEG Audio header decoder. More...

#include "avcodec.h"

Go to the source code of this file.

Data Structures

struct  MPADecodeHeader
 

Macros

#define MP3_MASK   0xFFFE0CCF
 
#define MPA_DECODE_HEADER
 

Functions

int avpriv_mpegaudio_decode_header (MPADecodeHeader *s, uint32_t header)
 
int ff_mpa_decode_header (uint32_t head, int *sample_rate, int *channels, int *frame_size, int *bitrate, enum AVCodecID *codec_id)
 
int avpriv_mpa_decode_header (AVCodecContext *avctx, uint32_t head, int *sample_rate, int *channels, int *frame_size, int *bitrate)
 
int avpriv_mpa_decode_header2 (uint32_t head, int *sample_rate, int *channels, int *frame_size, int *bitrate, enum AVCodecID *codec_id)
 
static int ff_mpa_check_header (uint32_t header)
 

Detailed Description

MPEG Audio header decoder.

Definition in file mpegaudiodecheader.h.

Macro Definition Documentation

#define MP3_MASK   0xFFFE0CCF

Definition at line 32 of file mpegaudiodecheader.h.

Referenced by mp3_header_decompress().

#define MPA_DECODE_HEADER
Value:
int frame_size; \
int error_protection; \
int layer; \
int sample_rate; \
int sample_rate_index; /* between 0 and 8 */ \
int bit_rate; \
int nb_channels; \
int mode; \
int mode_ext; \
int lsf;
mode
Definition: f_perms.c:27
sample_rate
int frame_size
Definition: mxfenc.c:1822
int nb_channels

Definition at line 34 of file mpegaudiodecheader.h.

Function Documentation

int avpriv_mpegaudio_decode_header ( MPADecodeHeader s,
uint32_t  header 
)
int ff_mpa_decode_header ( uint32_t  head,
int *  sample_rate,
int *  channels,
int *  frame_size,
int *  bitrate,
enum AVCodecID codec_id 
)
int avpriv_mpa_decode_header ( AVCodecContext avctx,
uint32_t  head,
int *  sample_rate,
int *  channels,
int *  frame_size,
int *  bitrate 
)

Definition at line 162 of file mpegaudiodecheader.c.

int avpriv_mpa_decode_header2 ( uint32_t  head,
int *  sample_rate,
int *  channels,
int *  frame_size,
int *  bitrate,
enum AVCodecID codec_id 
)

Definition at line 157 of file mpegaudiodecheader.c.

static int ff_mpa_check_header ( uint32_t  header)
inlinestatic