libavformat/cafdec.c File Reference

Core Audio Format demuxer. More...

#include "avformat.h"
#include "riff.h"
#include "isom.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/dict.h"
#include "caf.h"

Go to the source code of this file.

Data Structures
struct	CaffContext
Defines
#define	ALAC_PREAMBLE   12
#define	ALAC_HEADER   36
#define	_(x)   ((x) >= ' ' ? (x) : ' ')
#define	CAF_MAX_PKT_SIZE   4096
Functions
static int	probe (AVProbeData *p)
static int	read_desc_chunk (AVFormatContext *s)
	Read audio description chunk.
static int	read_kuki_chunk (AVFormatContext *s, int64_t size)
	Read magic cookie chunk.
static int	read_pakt_chunk (AVFormatContext *s, int64_t size)
	Read packet table chunk.
static void	read_info_chunk (AVFormatContext *s, int64_t size)
	Read information chunk.
static int	read_header (AVFormatContext *s, AVFormatParameters *ap)
static int	read_packet (AVFormatContext *s, AVPacket *pkt)
static int	read_seek (AVFormatContext *s, int stream_index, int64_t timestamp, int flags)
Variables
AVInputFormat	ff_caf_demuxer

---

Detailed Description

Core Audio Format demuxer.

Definition in file cafdec.c.

---

Define Documentation

#define _

(

x

)

((x) >= ' ' ? (x) : ' ')

Referenced by read_header().

#define ALAC_HEADER   36

Referenced by read_kuki_chunk().

#define ALAC_PREAMBLE   12

Referenced by read_kuki_chunk().

#define CAF_MAX_PKT_SIZE   4096

Definition at line 307 of file cafdec.c.

Referenced by read_packet().

---

Function Documentation

static int probe

(

AVProbeData *

p

)

[static]

Definition at line 47 of file cafdec.c.

static int read_desc_chunk

(

AVFormatContext *

s

)

[static]

Read audio description chunk.

Definition at line 55 of file cafdec.c.

Referenced by read_header().

static int read_header	(	AVFormatContext *	s,
		AVFormatParameters *	ap
	)			[static]

Definition at line 195 of file cafdec.c.

static void read_info_chunk	(	AVFormatContext *	s,
		int64_t	size
	)			[static]

Read information chunk.

Definition at line 181 of file cafdec.c.

Referenced by read_header().

static int read_kuki_chunk	(	AVFormatContext *	s,
		int64_t	size
	)			[static]

Read magic cookie chunk.

Definition at line 95 of file cafdec.c.

Referenced by read_header().

static int read_packet	(	AVFormatContext *	s,
		AVPacket *	pkt
	)			[static]

Definition at line 309 of file cafdec.c.

static int read_pakt_chunk	(	AVFormatContext *	s,
		int64_t	size
	)			[static]

Read packet table chunk.

Definition at line 146 of file cafdec.c.

Referenced by read_header().

static int read_seek	(	AVFormatContext *	s,
		int	stream_index,
		int64_t	timestamp,
		int	flags
	)			[static]

Definition at line 363 of file cafdec.c.

---

Variable Documentation

AVInputFormat ff_caf_demuxer

Initial value:

 {
    "caf",
    NULL_IF_CONFIG_SMALL("Apple Core Audio Format"),
    sizeof(CaffContext),
    probe,
    read_header,
    read_packet,
    NULL,
    read_seek,
    .codec_tag = (const AVCodecTag*[]){ff_codec_caf_tags, 0},
}

Definition at line 391 of file cafdec.c.