vf_fade.c File Reference

video fade filter based heavily on vf_negate.c by Bobby Bingham More...

#include "libavutil/common.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "video.h"

Go to the source code of this file.

Data Structures

struct  FadeContext

Functions

static av_cold int init (AVFilterContext *ctx, const char *args)
static int query_formats (AVFilterContext *ctx)
static int config_props (AVFilterLink *inlink)
static int filter_frame (AVFilterLink *inlink, AVFilterBufferRef *frame)

Variables

static const AVFilterPad avfilter_vf_fade_inputs []
static const AVFilterPad avfilter_vf_fade_outputs []
AVFilter avfilter_vf_fade

Detailed Description

video fade filter based heavily on vf_negate.c by Bobby Bingham

Definition in file vf_fade.c.

Function Documentation

static int config_props ( AVFilterLink inlink)
static

Definition at line 89 of file vf_fade.c.

static int filter_frame ( AVFilterLink inlink,
AVFilterBufferRef frame 
)
static

Definition at line 101 of file vf_fade.c.

static av_cold int init ( AVFilterContext ctx,
const char *  args 
)
static

Definition at line 41 of file vf_fade.c.

static int query_formats ( AVFilterContext ctx)
static

Definition at line 74 of file vf_fade.c.

Variable Documentation

AVFilter avfilter_vf_fade
Initial value:
{
.name = "fade",
.description = NULL_IF_CONFIG_SMALL("Fade in/out input video"),
.init = init,
.priv_size = sizeof(FadeContext),
}

Definition at line 167 of file vf_fade.c.

const AVFilterPad avfilter_vf_fade_inputs[]
static
Initial value:
{
{
.name = "default",
.config_props = config_props,
.get_video_buffer = ff_null_get_video_buffer,
.filter_frame = filter_frame,
.min_perms = AV_PERM_READ | AV_PERM_WRITE,
.rej_perms = AV_PERM_PRESERVE,
},
{ NULL }
}

Definition at line 146 of file vf_fade.c.

const AVFilterPad avfilter_vf_fade_outputs[]
static
Initial value:
{
{
.name = "default",
},
{ NULL }
}

Definition at line 159 of file vf_fade.c.