libavfilter/vsrc_testsrc.c File Reference

Misc test sources. More...

#include <float.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
Defines
#define	OFFSET(x)   offsetof(TestSourceContext, x)
Functions
static av_cold int	init (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 []

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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.

---

Define Documentation

#define OFFSET

(

x

)

offsetof(TestSourceContext, x)

Definition at line 58 of file vsrc_testsrc.c.

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Function Documentation

static int config_props

(

AVFilterLink *

outlink

)

[static]

Definition at line 123 of file vsrc_testsrc.c.

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

Definition at line 73 of file vsrc_testsrc.c.

static int request_frame

(

AVFilterLink *

outlink

)

[static]

Definition at line 135 of file vsrc_testsrc.c.

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Variable Documentation

const AVOption testsrc_options[] [static]

Initial value:

 {
    { "size",     "set video size",     OFFSET(size),     AV_OPT_TYPE_STRING, {.str = "320x240"}, 0, 0 },
    { "s",        "set video size",     OFFSET(size),     AV_OPT_TYPE_STRING, {.str = "320x240"}, 0, 0 },
    { "rate",     "set video rate",     OFFSET(rate),     AV_OPT_TYPE_STRING, {.str = "25"},      0, 0 },
    { "r",        "set video rate",     OFFSET(rate),     AV_OPT_TYPE_STRING, {.str = "25"},      0, 0 },
    { "duration", "set video duration", OFFSET(duration), AV_OPT_TYPE_STRING, {.str = NULL},      0, 0 },
    { "d",        "set video duration", OFFSET(duration), AV_OPT_TYPE_STRING, {.str = NULL},      0, 0 },
    { "sar",      "set video sample aspect ratio", OFFSET(sar), AV_OPT_TYPE_RATIONAL, {.dbl= 1},  0, INT_MAX },
    { "decimals", "set number of decimals to show", OFFSET(nb_decimals), AV_OPT_TYPE_INT, {.dbl=0},  INT_MIN, INT_MAX },
    { "n",        "set number of decimals to show", OFFSET(nb_decimals), AV_OPT_TYPE_INT, {.dbl=0},  INT_MIN, INT_MAX },
    { NULL },
}

Definition at line 60 of file vsrc_testsrc.c.