vf_avgblur.c File Reference

#include "libavutil/imgutils.h"
#include "libavutil/opt.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	AverageBlurContext
struct	ThreadData
	Used for passing data between threads. More...

Macros
#define	OFFSET(x)   offsetof(AverageBlurContext, x)
#define	FLAGS   AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
#define	HORIZONTAL_FILTER(name, type)
#define	VERTICAL_FILTER(name, type)

Functions
	AVFILTER_DEFINE_CLASS (avgblur)
static int	config_input (AVFilterLink *inlink)
static void	averageiir2d (AVFilterContext *ctx, AVFrame *in, AVFrame *out, int plane)
static int	query_formats (AVFilterContext *ctx)
static int	filter_frame (AVFilterLink *inlink, AVFrame *in)
static av_cold void	uninit (AVFilterContext *ctx)

Variables
static const AVOption	avgblur_options []
static const AVFilterPad	avgblur_inputs []
static const AVFilterPad	avgblur_outputs []
AVFilter	ff_vf_avgblur

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(AverageBlurContext, x)

Definition at line 48 of file vf_avgblur.c.

FLAGS

#define FLAGS   AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_RUNTIME_PARAM

Definition at line 49 of file vf_avgblur.c.

HORIZONTAL_FILTER

#define HORIZONTAL_FILTER	(		name,
			type
	)

Definition at line 67 of file vf_avgblur.c.

VERTICAL_FILTER

#define VERTICAL_FILTER	(		name,
			type
	)

Definition at line 120 of file vf_avgblur.c.

Function Documentation

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

avgblur

)

config_input()

static int config_input ( AVFilterLink *  inlink )

static

Definition at line 175 of file vf_avgblur.c.

averageiir2d()

static void averageiir2d ( AVFilterContext *  ctx, AVFrame *  in, AVFrame *  out, int  plane  )

static

Definition at line 207 of file vf_avgblur.c.

Referenced by filter_frame().

query_formats()

static int query_formats ( AVFilterContext *  ctx )

static

Definition at line 225 of file vf_avgblur.c.

filter_frame()

static int filter_frame ( AVFilterLink *  inlink, AVFrame *  in  )

static

Definition at line 252 of file vf_avgblur.c.

uninit()

static av_cold void uninit ( AVFilterContext *  ctx )

static

Definition at line 291 of file vf_avgblur.c.

Variable Documentation

avgblur_options

const AVOption avgblur_options[]

static

Initial value:

= {
    { "sizeX",  "set horizontal size",  OFFSET(radius),  AV_OPT_TYPE_INT, {.i64=1},   1, 1024, FLAGS },
    { "planes", "set planes to filter", OFFSET(planes),  AV_OPT_TYPE_INT, {.i64=0xF}, 0,  0xF, FLAGS },
    { "sizeY",  "set vertical size",    OFFSET(radiusV), AV_OPT_TYPE_INT, {.i64=0},   0, 1024, FLAGS },
    { NULL }
}

Definition at line 51 of file vf_avgblur.c.

avgblur_inputs

const AVFilterPad avgblur_inputs[]

static

Initial value:

= {
    {
        .name         = "default",
        .type         = AVMEDIA_TYPE_VIDEO,
        .config_props = config_input,
        .filter_frame = filter_frame,
    },
    { NULL }
}

Definition at line 298 of file vf_avgblur.c.

avgblur_outputs

const AVFilterPad avgblur_outputs[]

static

Initial value:

= {
    {
        .name = "default",
        .type = AVMEDIA_TYPE_VIDEO,
    },
    { NULL }
}

Definition at line 308 of file vf_avgblur.c.

ff_vf_avgblur

AVFilter ff_vf_avgblur

Initial value:

= {
    .name          = "avgblur",
    .description   = NULL_IF_CONFIG_SMALL("Apply Average Blur filter."),
    .priv_size     = sizeof(AverageBlurContext),
    .priv_class    = &avgblur_class,
    .uninit        = uninit,
    .query_formats = query_formats,
    .inputs        = avgblur_inputs,
    .outputs       = avgblur_outputs,
    .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
    .process_command = ff_filter_process_command,
}

Definition at line 316 of file vf_avgblur.c.