libavfilter/vsrc_movie.c File Reference

movie video source More...

#include <float.h>
#include "libavutil/avstring.h"
#include "libavutil/opt.h"
#include "libavutil/imgutils.h"
#include "libavformat/avformat.h"
#include "avcodec.h"
#include "avfilter.h"

Go to the source code of this file.

Data Structures
struct	MovieContext
Defines
#define	OFFSET(x)   offsetof(MovieContext, x)
Functions
static const char *	movie_get_name (void *ctx)
static int	movie_init (AVFilterContext *ctx)
static av_cold int	init (AVFilterContext *ctx, const char *args, void *opaque)
static av_cold void	uninit (AVFilterContext *ctx)
static int	query_formats (AVFilterContext *ctx)
static int	config_output_props (AVFilterLink *outlink)
static int	movie_get_frame (AVFilterLink *outlink)
static int	request_frame (AVFilterLink *outlink)
Variables
static const AVOption	movie_options []
static const AVClass	movie_class
AVFilter	avfilter_vsrc_movie

---

Detailed Description

movie video source

Todo:

use direct rendering (no allocation of a new frame)

support a PTS correction mechanism

support more than one output stream

Definition in file vsrc_movie.c.

---

Define Documentation

#define OFFSET

(

x

)

offsetof(MovieContext, x)

Definition at line 58 of file vsrc_movie.c.

---

Function Documentation

static int config_output_props

(

AVFilterLink *

outlink

)

[static]

Definition at line 210 of file vsrc_movie.c.

static av_cold int init	(	AVFilterContext *	ctx,
		const char *	args,
		void *	opaque
	)			[static]

Definition at line 163 of file vsrc_movie.c.

static int movie_get_frame

(

AVFilterLink *

outlink

)

[static]

Definition at line 221 of file vsrc_movie.c.

Referenced by request_frame().

static const char* movie_get_name

(

void *

ctx

)

[static]

Definition at line 70 of file vsrc_movie.c.

static int movie_init

(

AVFilterContext *

ctx

)

[static]

Definition at line 81 of file vsrc_movie.c.

Referenced by init().

static int query_formats

(

AVFilterContext *

ctx

)

[static]

Definition at line 201 of file vsrc_movie.c.

static int request_frame

(

AVFilterLink *

outlink

)

[static]

Definition at line 276 of file vsrc_movie.c.

static av_cold void uninit

(

AVFilterContext *

ctx

)

[static]

Definition at line 187 of file vsrc_movie.c.

---

Variable Documentation

AVFilter avfilter_vsrc_movie

Initial value:

 {
    .name          = "movie",
    .description   = NULL_IF_CONFIG_SMALL("Read from a movie source."),
    .priv_size     = sizeof(MovieContext),
    .init          = init,
    .uninit        = uninit,
    .query_formats = query_formats,

    .inputs    = (AVFilterPad[]) {{ .name = NULL }},
    .outputs   = (AVFilterPad[]) {{ .name            = "default",
                                    .type            = AVMEDIA_TYPE_VIDEO,
                                    .request_frame   = request_frame,
                                    .config_props    = config_output_props, },
                                  { .name = NULL}},
}

Definition at line 297 of file vsrc_movie.c.

const AVClass movie_class [static]

Initial value:

 {
    "MovieContext",
    movie_get_name,
    movie_options
}

Definition at line 75 of file vsrc_movie.c.

const AVOption movie_options[] [static]

Initial value:

 {
{"format_name",  "set format name",         OFFSET(format_name),  FF_OPT_TYPE_STRING, {.str =  0},  CHAR_MIN, CHAR_MAX },
{"f",            "set format name",         OFFSET(format_name),  FF_OPT_TYPE_STRING, {.str =  0},  CHAR_MIN, CHAR_MAX },
{"stream_index", "set stream index",        OFFSET(stream_index), FF_OPT_TYPE_INT,    {.dbl = -1},  -1,       INT_MAX  },
{"si",           "set stream index",        OFFSET(stream_index), FF_OPT_TYPE_INT,    {.dbl = -1},  -1,       INT_MAX  },
{"seek_point",   "set seekpoint (seconds)", OFFSET(seek_point_d), FF_OPT_TYPE_DOUBLE, {.dbl =  0},  0,        (INT64_MAX-1) / 1000000 },
{"sp",           "set seekpoint (seconds)", OFFSET(seek_point_d), FF_OPT_TYPE_DOUBLE, {.dbl =  0},  0,        (INT64_MAX-1) / 1000000 },
{NULL},
}

Definition at line 60 of file vsrc_movie.c.