amr_parser.c File Reference

AMR audio parser. More...

#include "libavutil/channel_layout.h"
#include "libavutil/intreadwrite.h"
#include "parser.h"
#include "parser_internal.h"

Go to the source code of this file.

Data Structures
struct	AMRParseContext

Functions
static av_cold int	amr_parse_init (AVCodecParserContext *s1)
static int	amr_parse (AVCodecParserContext *s1, AVCodecContext *avctx, const uint8_t **poutbuf, int *poutbuf_size, const uint8_t *buf, int buf_size)

Variables
static const uint8_t	amrnb_packed_size [16]
static const uint8_t	amrwb_packed_size [16]
const FFCodecParser	ff_amr_parser

Detailed Description

AMR audio parser.

Splits packets into individual blocks.

Definition in file amr_parser.c.

Function Documentation

amr_parse_init()

static av_cold int amr_parse_init ( AVCodecParserContext * s1 )

static

Definition at line 48 of file amr_parser.c.

amr_parse()

static int amr_parse ( AVCodecParserContext * s1, AVCodecContext * avctx, const uint8_t ** poutbuf, int * poutbuf_size, const uint8_t * buf, int buf_size )

static

Definition at line 55 of file amr_parser.c.

Variable Documentation

amrnb_packed_size

const uint8_t amrnb_packed_size[16]

static

Initial value:

= {
    13, 14, 16, 18, 20, 21, 27, 32, 6, 1, 1, 1, 1, 1, 1, 1
}

Definition at line 33 of file amr_parser.c.

Referenced by amr_parse().

amrwb_packed_size

const uint8_t amrwb_packed_size[16]

static

Initial value:

= {
    18, 24, 33, 37, 41, 47, 51, 59, 61, 6, 1, 1, 1, 1, 1, 1
}

Definition at line 36 of file amr_parser.c.

Referenced by amr_parse().

ff_amr_parser

const FFCodecParser ff_amr_parser

Initial value:

= {
    PARSER_CODEC_LIST(AV_CODEC_ID_AMR_NB, AV_CODEC_ID_AMR_WB),
    .priv_data_size = sizeof(AMRParseContext),
    .init           = amr_parse_init,
    .parse          = amr_parse,
    .close          = ff_parse_close,
}

Definition at line 126 of file amr_parser.c.