mlvdec.c File Reference

Magic Lantern Video (MLV) demuxer. More...

#include "libavutil/eval.h"
#include "libavutil/imgutils.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/rational.h"
#include "avformat.h"
#include "avio_internal.h"
#include "internal.h"
#include "riff.h"

Go to the source code of this file.

Data Structures
struct	MlvContext

Macros
#define	MLV_VERSION   "v2.0"
#define	MLV_VIDEO_CLASS_RAW   1
#define	MLV_VIDEO_CLASS_YUV   2
#define	MLV_VIDEO_CLASS_JPEG   3
#define	MLV_VIDEO_CLASS_H264   4
#define	MLV_AUDIO_CLASS_WAV   1
#define	MLV_CLASS_FLAG_DELTA   0x40
#define	MLV_CLASS_FLAG_LZMA   0x80

Functions
static int	probe (AVProbeData *p)
static int	check_file_header (AVIOContext *pb, uint64_t guid)
static void	read_string (AVFormatContext *avctx, AVIOContext *pb, const char *tag, int size)
static void	read_uint8 (AVFormatContext *avctx, AVIOContext *pb, const char *tag, const char *fmt)
static void	read_uint16 (AVFormatContext *avctx, AVIOContext *pb, const char *tag, const char *fmt)
static void	read_uint32 (AVFormatContext *avctx, AVIOContext *pb, const char *tag, const char *fmt)
static void	read_uint64 (AVFormatContext *avctx, AVIOContext *pb, const char *tag, const char *fmt)
static int	scan_file (AVFormatContext *avctx, AVStream *vst, AVStream *ast, int file)
static int	read_header (AVFormatContext *avctx)
static int	read_packet (AVFormatContext *avctx, AVPacket *pkt)
static int	read_seek (AVFormatContext *avctx, int stream_index, int64_t timestamp, int flags)
static int	read_close (AVFormatContext *s)

Variables
AVInputFormat	ff_mlv_demuxer

Detailed Description

Magic Lantern Video (MLV) demuxer.

Definition in file mlvdec.c.

Macro Definition Documentation

#define MLV_VERSION   "v2.0"

Definition at line 36 of file mlvdec.c.

Referenced by check_file_header(), and probe().

#define MLV_VIDEO_CLASS_RAW   1

Definition at line 38 of file mlvdec.c.

Referenced by read_header().

#define MLV_VIDEO_CLASS_YUV   2

Definition at line 39 of file mlvdec.c.

Referenced by read_header().

#define MLV_VIDEO_CLASS_JPEG   3

Definition at line 40 of file mlvdec.c.

Referenced by read_header().

#define MLV_VIDEO_CLASS_H264   4

Definition at line 41 of file mlvdec.c.

Referenced by read_header().

#define MLV_AUDIO_CLASS_WAV   1

Definition at line 43 of file mlvdec.c.

Referenced by read_header().

#define MLV_CLASS_FLAG_DELTA   0x40

Definition at line 45 of file mlvdec.c.

Referenced by read_header(), and read_packet().

#define MLV_CLASS_FLAG_LZMA   0x80

Definition at line 46 of file mlvdec.c.

Referenced by read_header(), and read_packet().

Function Documentation

static int probe ( AVProbeData *  p )

static

Definition at line 55 of file mlvdec.c.

static int check_file_header ( AVIOContext *  pb, uint64_t  guid  )

static

Definition at line 64 of file mlvdec.c.

Referenced by read_header().

static void read_string ( AVFormatContext *  avctx, AVIOContext *  pb, const char *  tag, int  size  )

static

Definition at line 80 of file mlvdec.c.

Referenced by scan_file().

static void read_uint8 ( AVFormatContext *  avctx, AVIOContext *  pb, const char *  tag, const char *  fmt  )

static

Definition at line 98 of file mlvdec.c.

Referenced by scan_file().

static void read_uint16 ( AVFormatContext *  avctx, AVIOContext *  pb, const char *  tag, const char *  fmt  )

static

Definition at line 103 of file mlvdec.c.

Referenced by scan_file().

static void read_uint32 ( AVFormatContext *  avctx, AVIOContext *  pb, const char *  tag, const char *  fmt  )

static

Definition at line 108 of file mlvdec.c.

Referenced by scan_file().

static void read_uint64 ( AVFormatContext *  avctx, AVIOContext *  pb, const char *  tag, const char *  fmt  )

static

Definition at line 113 of file mlvdec.c.

Referenced by scan_file().

static int scan_file ( AVFormatContext *  avctx, AVStream *  vst, AVStream *  ast, int  file  )

static

Definition at line 118 of file mlvdec.c.

Referenced by read_header().

static int read_header ( AVFormatContext *  avctx )

static

Definition at line 253 of file mlvdec.c.

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

static

Definition at line 392 of file mlvdec.c.

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

static

Definition at line 446 of file mlvdec.c.

static int read_close ( AVFormatContext *  s )

static

Definition at line 460 of file mlvdec.c.

Variable Documentation

AVInputFormat ff_mlv_demuxer

Initial value:

= {
    .name           = "mlv",
    .long_name      = NULL_IF_CONFIG_SMALL("Magic Lantern Video (MLV)"),
    .priv_data_size = sizeof(MlvContext),
    .read_probe     = probe,
    .read_header    = read_header,
    .read_packet    = read_packet,
    .read_close     = read_close,
    .read_seek      = read_seek,
}

Definition at line 470 of file mlvdec.c.