spdifdec.c File Reference

#include "libavutil/bswap.h"
#include "libavcodec/ac3defs.h"
#include "libavcodec/adts_parser.h"
#include "avformat.h"
#include "demux.h"
#include "internal.h"
#include "spdif.h"

Go to the source code of this file.

Macros
#define	SPDIF_MAX_OFFSET   16384

Functions
static int	spdif_get_offset_and_codec (AVFormatContext *s, enum IEC61937DataType data_type, const char *buf, int *offset, enum AVCodecID *codec)
static int	spdif_probe (const AVProbeData *p)
int	ff_spdif_probe (const uint8_t *p_buf, int buf_size, enum AVCodecID *codec)
static int	spdif_read_header (AVFormatContext *s)
static int	spdif_get_pkt_size_bits (int type, int code)
int	ff_spdif_read_packet (AVFormatContext *s, AVPacket *pkt)

Variables
const FFInputFormat	ff_spdif_demuxer

Detailed Description

IEC 61937 demuxer, used for compressed data in S/PDIF

Author

Anssi Hannula

Definition in file spdifdec.c.

Macro Definition Documentation

SPDIF_MAX_OFFSET

#define SPDIF_MAX_OFFSET   16384

Definition at line 114 of file spdifdec.c.

Function Documentation

spdif_get_offset_and_codec()

static int spdif_get_offset_and_codec ( AVFormatContext *  s, enum IEC61937DataType  data_type, const char *  buf, int *  offset, enum AVCodecID *  codec  )

static

Definition at line 38 of file spdifdec.c.

Referenced by ff_spdif_probe(), and ff_spdif_read_packet().

spdif_probe()

static int spdif_probe ( const AVProbeData *  p )

static

Definition at line 116 of file spdifdec.c.

ff_spdif_probe()

int ff_spdif_probe	(	const uint8_t *	p_buf,
		int	buf_size,
		enum AVCodecID *	codec
	)

Definition at line 122 of file spdifdec.c.

Referenced by set_spdif(), and spdif_probe().

spdif_read_header()

static int spdif_read_header ( AVFormatContext *  s )

static

Definition at line 173 of file spdifdec.c.

spdif_get_pkt_size_bits()

static int spdif_get_pkt_size_bits ( int  type, int  code  )

static

Definition at line 179 of file spdifdec.c.

Referenced by ff_spdif_read_packet().

ff_spdif_read_packet()

int ff_spdif_read_packet	(	AVFormatContext *	s,
		AVPacket *	pkt
	)

Definition at line 189 of file spdifdec.c.

Variable Documentation

ff_spdif_demuxer

const FFInputFormat ff_spdif_demuxer

Initial value:

= {
    .p.name         = "spdif",
    .p.long_name    = NULL_IF_CONFIG_SMALL("IEC 61937 (compressed data in S/PDIF)"),
    .p.flags        = AVFMT_GENERIC_INDEX,
    .read_probe     = spdif_probe,
    .read_header    = spdif_read_header,
    .read_packet    = ff_spdif_read_packet,
}

Definition at line 252 of file spdifdec.c.