vf_freezeframes.c File Reference

#include "libavutil/avstring.h"
#include "libavutil/common.h"
#include "libavutil/internal.h"
#include "libavutil/opt.h"
#include "avfilter.h"
#include "filters.h"
#include "internal.h"
#include "video.h"

Go to the source code of this file.

Data Structures
struct	FreezeFramesContext

Macros
#define	OFFSET(x)   offsetof(FreezeFramesContext, x)
#define	FLAGS   (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)

Functions
	AVFILTER_DEFINE_CLASS (freezeframes)
static int	config_output (AVFilterLink *outlink)
static int	activate (AVFilterContext *ctx)
static av_cold void	uninit (AVFilterContext *ctx)

Variables
static const AVOption	freezeframes_options []
static const AVFilterPad	freezeframes_inputs []
static const AVFilterPad	freezeframes_outputs []
const AVFilter	ff_vf_freezeframes

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(FreezeFramesContext, x)

Definition at line 38 of file vf_freezeframes.c.

FLAGS

#define FLAGS   (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)

Definition at line 39 of file vf_freezeframes.c.

Function Documentation

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

freezeframes

)

config_output()

static int config_output ( AVFilterLink *  outlink )

static

Definition at line 50 of file vf_freezeframes.c.

activate()

static int activate ( AVFilterContext *  ctx )

static

Definition at line 73 of file vf_freezeframes.c.

uninit()

static av_cold void uninit ( AVFilterContext *  ctx )

static

Definition at line 129 of file vf_freezeframes.c.

Variable Documentation

freezeframes_options

const AVOption freezeframes_options[]

static

Initial value:

= {
    { "first",   "set first frame to freeze", OFFSET(first),   AV_OPT_TYPE_INT64, {.i64=0}, 0, INT64_MAX, FLAGS },
    { "last",    "set last frame to freeze",  OFFSET(last),    AV_OPT_TYPE_INT64, {.i64=0}, 0, INT64_MAX, FLAGS },
    { "replace", "set frame to replace",      OFFSET(replace), AV_OPT_TYPE_INT64, {.i64=0}, 0, INT64_MAX, FLAGS },
    { NULL },
}

Definition at line 41 of file vf_freezeframes.c.

freezeframes_inputs

const AVFilterPad freezeframes_inputs[]

static

Initial value:

= {
    {
        .name = "source",
        .type = AVMEDIA_TYPE_VIDEO,
    },
    {
        .name = "replace",
        .type = AVMEDIA_TYPE_VIDEO,
    },
}

Definition at line 136 of file vf_freezeframes.c.

freezeframes_outputs

const AVFilterPad freezeframes_outputs[]

static

Initial value:

= {
    {
        .name         = "default",
        .type         = AVMEDIA_TYPE_VIDEO,
        .config_props = config_output,
    },
}

Definition at line 147 of file vf_freezeframes.c.

ff_vf_freezeframes

const AVFilter ff_vf_freezeframes

Initial value:

= {
    .name          = "freezeframes",
    .description   = NULL_IF_CONFIG_SMALL("Freeze video frames."),
    .priv_size     = sizeof(FreezeFramesContext),
    .priv_class    = &freezeframes_class,
    FILTER_INPUTS(freezeframes_inputs),
    FILTER_OUTPUTS(freezeframes_outputs),
    .activate      = activate,
    .uninit        = uninit,
}

Definition at line 155 of file vf_freezeframes.c.