mvdec.c File Reference

#include "libavutil/channel_layout.h"
#include "libavutil/eval.h"
#include "libavutil/intfloat.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mem.h"
#include "libavutil/rational.h"
#include "avformat.h"
#include "demux.h"
#include "internal.h"

Go to the source code of this file.

Data Structures
struct	MvContext

Macros
#define	MOVIE_SOUND   1
#define	MOVIE_SILENT   2
#define	AUDIO_FORMAT_SIGNED   401

Functions
static int	mv_probe (const AVProbeData *p)
static char *	var_read_string (AVIOContext *pb, int size)
static int	var_read_int (AVIOContext *pb, int size)
static AVRational	var_read_float (AVIOContext *pb, int size)
static void	var_read_metadata (AVFormatContext *avctx, const char *tag, int size)
static int	set_channels (AVFormatContext *avctx, AVStream *st, int channels)
static int	parse_global_var (AVFormatContext *avctx, AVStream *st, const char *name, int size)
	Parse global variable. More...
static int	parse_audio_var (AVFormatContext *avctx, AVStream *st, const char *name, int size)
	Parse audio variable. More...
static int	parse_video_var (AVFormatContext *avctx, AVStream *st, const char *name, int size)
	Parse video variable. More...
static int	read_table (AVFormatContext *avctx, AVStream *st, int(*parse)(AVFormatContext *avctx, AVStream *st, const char *name, int size))
static void	read_index (AVIOContext *pb, AVStream *st)
static int	mv_read_header (AVFormatContext *avctx)
static int	mv_read_packet (AVFormatContext *avctx, AVPacket *pkt)
static int	mv_read_seek (AVFormatContext *avctx, int stream_index, int64_t timestamp, int flags)

Variables
const FFInputFormat	ff_mv_demuxer

Detailed Description

Silicon Graphics Movie demuxer

Definition in file mvdec.c.

Macro Definition Documentation

MOVIE_SOUND

#define MOVIE_SOUND   1

Definition at line 51 of file mvdec.c.

MOVIE_SILENT

#define MOVIE_SILENT   2

Definition at line 52 of file mvdec.c.

AUDIO_FORMAT_SIGNED

#define AUDIO_FORMAT_SIGNED   401

Definition at line 54 of file mvdec.c.

Function Documentation

mv_probe()

static int mv_probe ( const AVProbeData *  p )

static

Definition at line 56 of file mvdec.c.

var_read_string()

static char* var_read_string ( AVIOContext *  pb, int  size  )

static

Definition at line 64 of file mvdec.c.

Referenced by parse_video_var(), var_read_float(), var_read_int(), and var_read_metadata().

var_read_int()

static int var_read_int ( AVIOContext *  pb, int  size  )

static

Definition at line 81 of file mvdec.c.

Referenced by parse_audio_var(), parse_global_var(), and parse_video_var().

var_read_float()

static AVRational var_read_float ( AVIOContext *  pb, int  size  )

static

Definition at line 92 of file mvdec.c.

Referenced by parse_video_var().

var_read_metadata()

static void var_read_metadata ( AVFormatContext *  avctx, const char *  tag, int  size  )

static

Definition at line 103 of file mvdec.c.

Referenced by mv_read_header(), parse_audio_var(), parse_global_var(), and parse_video_var().

set_channels()

static int set_channels ( AVFormatContext *  avctx, AVStream *  st, int  channels  )

static

Definition at line 110 of file mvdec.c.

Referenced by mv_read_header(), and parse_audio_var().

parse_global_var()

static int parse_global_var ( AVFormatContext *  avctx, AVStream *  st, const char *  name, int  size  )

static

Parse global variable.

Returns

< 0 if unknown

Definition at line 124 of file mvdec.c.

Referenced by mv_read_header().

parse_audio_var()

static int parse_audio_var ( AVFormatContext *  avctx, AVStream *  st, const char *  name, int  size  )

static

Parse audio variable.

Returns

< 0 if unknown

Definition at line 148 of file mvdec.c.

Referenced by mv_read_header().

parse_video_var()

static int parse_video_var ( AVFormatContext *  avctx, AVStream *  st, const char *  name, int  size  )

static

Parse video variable.

Returns

< 0 if unknown

Definition at line 184 of file mvdec.c.

Referenced by mv_read_header().

read_table()

static int read_table ( AVFormatContext *  avctx, AVStream *  st, int(*)(AVFormatContext *avctx, AVStream *st, const char *name, int size)  parse  )

static

Definition at line 241 of file mvdec.c.

Referenced by mv_read_header().

read_index()

static void read_index ( AVIOContext *  pb, AVStream *  st  )

static

Definition at line 275 of file mvdec.c.

Referenced by mv_read_header().

mv_read_header()

static int mv_read_header ( AVFormatContext *  avctx )

static

Definition at line 294 of file mvdec.c.

mv_read_packet()

static int mv_read_packet ( AVFormatContext *  avctx, AVPacket *  pkt  )

static

Definition at line 474 of file mvdec.c.

mv_read_seek()

static int mv_read_seek ( AVFormatContext *  avctx, int  stream_index, int64_t  timestamp, int  flags  )

static

Definition at line 523 of file mvdec.c.

Variable Documentation

ff_mv_demuxer

const FFInputFormat ff_mv_demuxer

Initial value:

= {
    .p.name         = "mv",
    .p.long_name    = NULL_IF_CONFIG_SMALL("Silicon Graphics Movie"),
    .priv_data_size = sizeof(MvContext),
    .read_probe     = mv_probe,
    .read_header    = mv_read_header,
    .read_packet    = mv_read_packet,
    .read_seek      = mv_read_seek,
}

Definition at line 545 of file mvdec.c.