vapoursynth.c File Reference

VapourSynth demuxer. More...

#include <limits.h>
#include <VapourSynth.h>
#include <VSScript.h>
#include "libavutil/avassert.h"
#include "libavutil/avstring.h"
#include "libavutil/eval.h"
#include "libavutil/imgutils.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "avformat.h"
#include "internal.h"

Go to the source code of this file.

Data Structures
struct	VSState
struct	VSContext
struct	vsframe_ref_data

Macros
#define	OFFSET(x)   offsetof(VSContext, x)
#define	A   AV_OPT_FLAG_AUDIO_PARAM
#define	D   AV_OPT_FLAG_DECODING_PARAM

Functions
static void	free_vss_state (void *opaque, uint8_t *data)
static av_cold int	read_close_vs (AVFormatContext *s)
static av_cold int	is_native_endian (enum AVPixelFormat pixfmt)
static av_cold enum AVPixelFormat	match_pixfmt (const VSFormat *vsf, int c_order[4])
static av_cold int	read_header_vs (AVFormatContext *s)
static void	free_frame (void *opaque, uint8_t *data)
static int	get_vs_prop_int (AVFormatContext *s, const VSMap *map, const char *name, int def)
static void	free_vsframe_ref (void *opaque, uint8_t *data)
static int	read_packet_vs (AVFormatContext *s, AVPacket *pkt)
static int	read_seek_vs (AVFormatContext *s, int stream_idx, int64_t ts, int flags)
static av_cold int	probe_vs (AVProbeData *p)

Variables
static const AVOption	options []
static const AVClass	class_vs
AVInputFormat	ff_vapoursynth_demuxer

Detailed Description

VapourSynth demuxer.

Synthesizes vapour (?)

Definition in file vapoursynth.c.

Macro Definition Documentation

#define OFFSET

(

x

)

offsetof(VSContext, x)

Definition at line 62 of file vapoursynth.c.

#define A   AV_OPT_FLAG_AUDIO_PARAM

Definition at line 63 of file vapoursynth.c.

#define D   AV_OPT_FLAG_DECODING_PARAM

Definition at line 64 of file vapoursynth.c.

Function Documentation

static void free_vss_state ( void *  opaque, uint8_t *  data  )

static

Definition at line 70 of file vapoursynth.c.

Referenced by read_header_vs().

static av_cold int read_close_vs ( AVFormatContext *  s )

static

Definition at line 80 of file vapoursynth.c.

Referenced by read_header_vs().

static av_cold int is_native_endian ( enum AVPixelFormat  pixfmt )

static

Definition at line 96 of file vapoursynth.c.

Referenced by match_pixfmt().

static av_cold enum AVPixelFormat match_pixfmt ( const VSFormat *  vsf, int  c_order[4]  )

static

Definition at line 106 of file vapoursynth.c.

Referenced by read_header_vs().

static av_cold int read_header_vs ( AVFormatContext *  s )

static

Definition at line 170 of file vapoursynth.c.

static void free_frame ( void *  opaque, uint8_t *  data  )

static

Definition at line 302 of file vapoursynth.c.

Referenced by read_packet_vs().

static int get_vs_prop_int ( AVFormatContext *  s, const VSMap *  map, const char *  name, int  def  )

static

Definition at line 309 of file vapoursynth.c.

Referenced by read_packet_vs().

static void free_vsframe_ref ( void *  opaque, uint8_t *  data  )

static

Definition at line 325 of file vapoursynth.c.

Referenced by read_packet_vs().

static int read_packet_vs ( AVFormatContext *  s, AVPacket *  pkt  )

static

Definition at line 337 of file vapoursynth.c.

static int read_seek_vs ( AVFormatContext *  s, int  stream_idx, int64_t  ts, int  flags  )

static

Definition at line 461 of file vapoursynth.c.

static av_cold int probe_vs ( AVProbeData *  p )

static

Definition at line 472 of file vapoursynth.c.

Variable Documentation

const AVOption options[]

static

Initial value:

= {
    {"max_script_size",    "set max file size supported (in bytes)", OFFSET(max_script_size),    AV_OPT_TYPE_INT64, {.i64 = 1 * 1024 * 1024}, 0,    SIZE_MAX - 1, A|D},
    {NULL}
}

Definition at line 65 of file vapoursynth.c.

const AVClass class_vs

static

Initial value:

= {
    .class_name = "VapourSynth demuxer",
    .item_name  = av_default_item_name,
    .option     = options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 479 of file vapoursynth.c.

AVInputFormat ff_vapoursynth_demuxer

Initial value:

= {
    .name           = "vapoursynth",
    .long_name      = NULL_IF_CONFIG_SMALL("VapourSynth demuxer"),
    .priv_data_size = sizeof(VSContext),
    .read_probe     = probe_vs,
    .read_header    = read_header_vs,
    .read_packet    = read_packet_vs,
    .read_close     = read_close_vs,
    .read_seek      = read_seek_vs,
    .priv_class     = &class_vs,
}

Definition at line 486 of file vapoursynth.c.