vsrc_testsrc.c File Reference

Misc test sources. More...

#include <float.h>
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/parseutils.h"
#include "avfilter.h"

Go to the source code of this file.

Data Structures
struct	TestSourceContext

Macros
#define	OFFSET(x)   offsetof(TestSourceContext, x)

Functions
static av_cold int	init_common (AVFilterContext *ctx, const char *args, void *opaque)
static int	config_props (AVFilterLink *outlink)
static int	request_frame (AVFilterLink *outlink)

Variables
static const AVOption	testsrc_options []

Detailed Description

Misc test sources.

testsrc is based on the test pattern generator demuxer by Nicolas George: http://lists.ffmpeg.org/pipermail/ffmpeg-devel/2007-October/037845.html

rgbtestsrc is ported from MPlayer libmpcodecs/vf_rgbtest.c by Michael Niedermayer.

Definition in file vsrc_testsrc.c.

Macro Definition Documentation

#define OFFSET

(

x

)

offsetof(TestSourceContext, x)

Definition at line 58 of file vsrc_testsrc.c.

Function Documentation

static int config_props ( AVFilterLink *  outlink )

static

Definition at line 114 of file vsrc_testsrc.c.

static av_cold int init_common ( AVFilterContext *  ctx, const char *  args, void *  opaque  )

static

Definition at line 70 of file vsrc_testsrc.c.

static int request_frame ( AVFilterLink *  outlink )

static

Definition at line 126 of file vsrc_testsrc.c.

Variable Documentation

const AVOption testsrc_options[]

static

Initial value:

 {
    { "size",     "set video size",     OFFSET(size),     FF_OPT_TYPE_STRING, {.str = "320x240"}},
    { "s",        "set video size",     OFFSET(size),     FF_OPT_TYPE_STRING, {.str = "320x240"}},
    { "rate",     "set video rate",     OFFSET(rate),     FF_OPT_TYPE_STRING, {.str = "25"},    },
    { "r",        "set video rate",     OFFSET(rate),     FF_OPT_TYPE_STRING, {.str = "25"},    },
    { "duration", "set video duration", OFFSET(duration), FF_OPT_TYPE_STRING, {.str = NULL},    },
    { "sar",      "set video sample aspect ratio", OFFSET(sar), FF_OPT_TYPE_RATIONAL, {1},  0, INT_MAX },
    { NULL },
}

Definition at line 60 of file vsrc_testsrc.c.