libavformat/idroqdec.c File Reference

id RoQ format file demuxer by Mike Melanson (melanson@pcisys.net) for more information on the .roq file format, visit: http://www.csse.monash.edu.au/~timf/ More...

#include "libavutil/intreadwrite.h"
#include "avformat.h"
#include "internal.h"
#include "avio_internal.h"

Go to the source code of this file.

Data Structures
struct	RoqDemuxContext
Defines
#define	RoQ_MAGIC_NUMBER   0x1084
#define	RoQ_CHUNK_PREAMBLE_SIZE   8
#define	RoQ_AUDIO_SAMPLE_RATE   22050
#define	RoQ_CHUNKS_TO_SCAN   30
#define	RoQ_INFO   0x1001
#define	RoQ_QUAD_CODEBOOK   0x1002
#define	RoQ_QUAD_VQ   0x1011
#define	RoQ_SOUND_MONO   0x1020
#define	RoQ_SOUND_STEREO   0x1021
Functions
static int	roq_probe (AVProbeData *p)
static int	roq_read_header (AVFormatContext *s, AVFormatParameters *ap)
static int	roq_read_packet (AVFormatContext *s, AVPacket *pkt)
Variables
AVInputFormat	ff_roq_demuxer

---

Detailed Description

id RoQ format file demuxer by Mike Melanson (melanson@pcisys.net) for more information on the .roq file format, visit: http://www.csse.monash.edu.au/~timf/

Definition in file idroqdec.c.

---

Define Documentation

#define RoQ_AUDIO_SAMPLE_RATE   22050

Definition at line 37 of file idroqdec.c.

Referenced by roq_read_packet().

#define RoQ_CHUNK_PREAMBLE_SIZE   8

Definition at line 36 of file idroqdec.c.

Referenced by roq_read_header(), and roq_read_packet().

#define RoQ_CHUNKS_TO_SCAN   30

Definition at line 38 of file idroqdec.c.

#define RoQ_INFO   0x1001

Definition at line 40 of file idroqdec.c.

#define RoQ_MAGIC_NUMBER   0x1084

Definition at line 35 of file idroqdec.c.

Referenced by roq_probe().

#define RoQ_QUAD_CODEBOOK   0x1002

Definition at line 41 of file idroqdec.c.

#define RoQ_QUAD_VQ   0x1011

Definition at line 42 of file idroqdec.c.

#define RoQ_SOUND_MONO   0x1020

Definition at line 43 of file idroqdec.c.

#define RoQ_SOUND_STEREO   0x1021

Definition at line 44 of file idroqdec.c.

---

Function Documentation

static int roq_probe

(

AVProbeData *

p

)

[static]

Definition at line 61 of file idroqdec.c.

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

Definition at line 70 of file idroqdec.c.

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

Definition at line 94 of file idroqdec.c.

---

Variable Documentation

AVInputFormat ff_roq_demuxer

Initial value:

 {
    .name           = "RoQ",
    .long_name      = NULL_IF_CONFIG_SMALL("id RoQ format"),
    .priv_data_size = sizeof(RoqDemuxContext),
    .read_probe     = roq_probe,
    .read_header    = roq_read_header,
    .read_packet    = roq_read_packet,
}

Definition at line 223 of file idroqdec.c.