vf_dblur.c File Reference

#include "libavutil/imgutils.h"
#include "libavutil/mem.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "filters.h"
#include "video.h"

Go to the source code of this file.

Data Structures
struct	DBlurContext

Macros
#define	OFFSET(x)   offsetof(DBlurContext, x)
#define	FLAGS   AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
#define	f(n, m)   (dst[(n) * width + (m)])

Functions
	AVFILTER_DEFINE_CLASS (dblur)
static int	filter_horizontally (AVFilterContext *ctx, int width, int height)
static void	diriir2d (AVFilterContext *ctx, int plane)
static av_cold void	uninit (AVFilterContext *ctx)
static int	config_input (AVFilterLink *inlink)
static void	set_params (DBlurContext *s, float angle, float r)
static int	filter_frame (AVFilterLink *inlink, AVFrame *in)

Variables
static const AVOption	dblur_options []
static enum AVPixelFormat	pix_fmts []
static const AVFilterPad	dblur_inputs []
const AVFilter	ff_vf_dblur

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(DBlurContext, x)

Definition at line 45 of file vf_dblur.c.

FLAGS

#define FLAGS   AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_RUNTIME_PARAM

Definition at line 46 of file vf_dblur.c.

f

#define f	(		n,
			m
	)		(dst[(n) * width + (m)])

Definition at line 57 of file vf_dblur.c.

Function Documentation

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

dblur

)

filter_horizontally()

static int filter_horizontally ( AVFilterContext *  ctx, int  width, int  height  )

static

Definition at line 59 of file vf_dblur.c.

Referenced by diriir2d().

diriir2d()

static void diriir2d ( AVFilterContext *  ctx, int  plane  )

static

Definition at line 106 of file vf_dblur.c.

Referenced by filter_frame().

uninit()

static av_cold void uninit ( AVFilterContext *  ctx )

static

Definition at line 138 of file vf_dblur.c.

Referenced by config_input().

config_input()

static int config_input ( AVFilterLink *  inlink )

static

Definition at line 145 of file vf_dblur.c.

set_params()

static void set_params ( DBlurContext *  s, float  angle, float  r  )

static

Definition at line 167 of file vf_dblur.c.

Referenced by filter_frame().

filter_frame()

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

static

Definition at line 191 of file vf_dblur.c.

Variable Documentation

dblur_options

const AVOption dblur_options[]

static

Initial value:

= {
    { "angle",  "set angle",            OFFSET(angle),  AV_OPT_TYPE_FLOAT, {.dbl=45},  0.0,  360, FLAGS },
    { "radius", "set radius",           OFFSET(radius), AV_OPT_TYPE_FLOAT, {.dbl=5},     0, 8192, FLAGS },
    { "planes", "set planes to filter", OFFSET(planes), AV_OPT_TYPE_INT,   {.i64=0xF},   0,  0xF, FLAGS },
    { NULL }
}

Definition at line 48 of file vf_dblur.c.

pix_fmts

enum AVPixelFormat pix_fmts[]

static

Initial value:

= {
    AV_PIX_FMT_YUVA444P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUV440P,
    AV_PIX_FMT_YUVJ444P, AV_PIX_FMT_YUVJ440P,
    AV_PIX_FMT_YUVA422P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUVA420P, AV_PIX_FMT_YUV420P,
    AV_PIX_FMT_YUVJ422P, AV_PIX_FMT_YUVJ420P,
    AV_PIX_FMT_YUVJ411P, AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV410P,
    AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV444P9,
    AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10,
    AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV440P12,
    AV_PIX_FMT_YUV420P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV444P14,
    AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16,
    AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA444P9,
    AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA444P10,
    AV_PIX_FMT_YUVA422P12, AV_PIX_FMT_YUVA444P12,
    AV_PIX_FMT_YUVA420P16, AV_PIX_FMT_YUVA422P16, AV_PIX_FMT_YUVA444P16,
    AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRP9, AV_PIX_FMT_GBRP10,
    AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRP14, AV_PIX_FMT_GBRP16,
    AV_PIX_FMT_GBRAP, AV_PIX_FMT_GBRAP10, AV_PIX_FMT_GBRAP12, AV_PIX_FMT_GBRAP16,
    AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY9, AV_PIX_FMT_GRAY10, AV_PIX_FMT_GRAY12, AV_PIX_FMT_GRAY14, AV_PIX_FMT_GRAY16,
    AV_PIX_FMT_GRAYF32, AV_PIX_FMT_GBRPF32, AV_PIX_FMT_GBRAPF32,
    AV_PIX_FMT_NONE
}

Definition at line 115 of file vf_dblur.c.

dblur_inputs

const AVFilterPad dblur_inputs[]

static

Initial value:

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

Definition at line 293 of file vf_dblur.c.

ff_vf_dblur

const AVFilter ff_vf_dblur

Initial value:

= {
    .name          = "dblur",
    .description   = NULL_IF_CONFIG_SMALL("Apply Directional Blur filter."),
    .priv_size     = sizeof(DBlurContext),
    .priv_class    = &dblur_class,
    .uninit        = uninit,
    FILTER_INPUTS(dblur_inputs),
    FILTER_OUTPUTS(ff_video_default_filterpad),
    FILTER_PIXFMTS_ARRAY(pix_fmts),
    .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
    .process_command = ff_filter_process_command,
}

Definition at line 302 of file vf_dblur.c.