vf_cas.c File Reference

#include "libavutil/opt.h"
#include "libavutil/imgutils.h"
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "video.h"

Go to the source code of this file.

Data Structures
struct	CASContext

Macros
#define	OFFSET(x)   offsetof(CASContext, x)
#define	VF   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM

Functions
static float	lerpf (float v0, float v1, float f)
static int	cas_slice8 (AVFilterContext *avctx, void *arg, int jobnr, int nb_jobs)
static int	cas_slice16 (AVFilterContext *avctx, void *arg, int jobnr, int nb_jobs)
static int	filter_frame (AVFilterLink *inlink, AVFrame *in)
static av_cold int	config_input (AVFilterLink *inlink)
	AVFILTER_DEFINE_CLASS (cas)

Variables
static enum AVPixelFormat	pixel_fmts []
static const AVFilterPad	cas_inputs []
static const AVFilterPad	cas_outputs []
static const AVOption	cas_options []
const AVFilter	ff_vf_cas

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(CASContext, x)

Definition at line 265 of file vf_cas.c.

VF

#define VF   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM

Definition at line 266 of file vf_cas.c.

Function Documentation

lerpf()

static float lerpf ( float  v0, float  v1, float  f  )

inlinestatic

Definition at line 43 of file vf_cas.c.

Referenced by cas_slice16(), and cas_slice8().

cas_slice8()

static int cas_slice8 ( AVFilterContext *  avctx, void *  arg, int  jobnr, int  nb_jobs  )

static

Definition at line 48 of file vf_cas.c.

Referenced by config_input().

cas_slice16()

static int cas_slice16 ( AVFilterContext *  avctx, void *  arg, int  jobnr, int  nb_jobs  )

static

Definition at line 114 of file vf_cas.c.

Referenced by config_input().

filter_frame()

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

static

Definition at line 181 of file vf_cas.c.

config_input()

static av_cold int config_input ( AVFilterLink *  inlink )

static

Definition at line 231 of file vf_cas.c.

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

cas

)

Variable Documentation

pixel_fmts

enum AVPixelFormat pixel_fmts[]

static

Initial value:

= {
    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_YUV410P, AV_PIX_FMT_YUV411P,
    AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P,
    AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV444P,
    AV_PIX_FMT_YUVJ420P, AV_PIX_FMT_YUVJ422P,
    AV_PIX_FMT_YUVJ440P, AV_PIX_FMT_YUVJ444P,
    AV_PIX_FMT_YUVJ411P,
    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_YUV440P10,
    AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV420P12,
    AV_PIX_FMT_YUV440P12,
    AV_PIX_FMT_YUV444P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV420P14,
    AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16,
    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_YUVA420P,  AV_PIX_FMT_YUVA422P,   AV_PIX_FMT_YUVA444P,
    AV_PIX_FMT_YUVA444P9, AV_PIX_FMT_YUVA444P10, AV_PIX_FMT_YUVA444P12, AV_PIX_FMT_YUVA444P16,
    AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA422P12, AV_PIX_FMT_YUVA422P16,
    AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA420P16,
    AV_PIX_FMT_GBRAP,     AV_PIX_FMT_GBRAP10,    AV_PIX_FMT_GBRAP12,    AV_PIX_FMT_GBRAP16,
    AV_PIX_FMT_NONE
}

Definition at line 204 of file vf_cas.c.

cas_inputs

const AVFilterPad cas_inputs[]

static

Initial value:

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

Definition at line 249 of file vf_cas.c.

cas_outputs

const AVFilterPad cas_outputs[]

static

Initial value:

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

Definition at line 258 of file vf_cas.c.

cas_options

const AVOption cas_options[]

static

Initial value:

= {
    { "strength", "set the sharpening strength", OFFSET(strength), AV_OPT_TYPE_FLOAT, {.dbl=0}, 0,  1, VF },
    { "planes",  "set what planes to filter",    OFFSET(planes),   AV_OPT_TYPE_FLAGS, {.i64=7}, 0, 15, VF },
    { NULL }
}

Definition at line 268 of file vf_cas.c.

ff_vf_cas

const AVFilter ff_vf_cas

Initial value:

= {
    .name          = "cas",
    .description   = NULL_IF_CONFIG_SMALL("Contrast Adaptive Sharpen."),
    .priv_size     = sizeof(CASContext),
    .priv_class    = &cas_class,
    FILTER_INPUTS(cas_inputs),
    FILTER_OUTPUTS(cas_outputs),
    FILTER_PIXFMTS_ARRAY(pixel_fmts),
    .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
    .process_command = ff_filter_process_command,
}

Definition at line 276 of file vf_cas.c.