libavcodec/mpegaudiodecheader.h File Reference

MPEG Audio header decoder. More...

#include "avcodec.h"

Go to the source code of this file.

Data Structures

struct  MPADecodeHeader


#define MP3_MASK   0xFFFE0CCF


int ff_mpegaudio_decode_header (MPADecodeHeader *s, uint32_t header)
int ff_mpa_decode_header (AVCodecContext *avctx, uint32_t head, int *sample_rate, int *channels, int *frame_size, int *bitrate)
static int ff_mpa_check_header (uint32_t header)

Detailed Description

MPEG Audio header decoder.

Definition in file mpegaudiodecheader.h.

Define Documentation

#define MP3_MASK   0xFFFE0CCF

Definition at line 32 of file mpegaudiodecheader.h.

Referenced by mp3_header_compress(), and mp3_header_decompress().



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;

Definition at line 34 of file mpegaudiodecheader.h.

Function Documentation

static int ff_mpa_check_header ( uint32_t  header  )  [inline, static]

int ff_mpa_decode_header ( AVCodecContext avctx,
uint32_t  head,
int *  sample_rate,
int *  channels,
int *  frame_size,
int *  bitrate 

Definition at line 112 of file mpegaudiodecheader.c.

Referenced by mp3_read_probe(), and mpegaudio_parse().

int ff_mpegaudio_decode_header ( MPADecodeHeader s,
uint32_t  header 

Definition at line 34 of file mpegaudiodecheader.c.

Referenced by decode_frame(), ff_mpa_decode_header(), and mp3_parse_vbr_tags().

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