vf_kerndeint.c File Reference

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

Go to the source code of this file.

Data Structures
struct	KerndeintContext

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

Functions
	AVFILTER_DEFINE_CLASS (kerndeint)
static av_cold void	uninit (AVFilterContext *ctx)
static int	config_props (AVFilterLink *inlink)
static int	filter_frame (AVFilterLink *inlink, AVFrame *inpic)

Variables
static const AVOption	kerndeint_options []
static enum AVPixelFormat	pix_fmts []
static const AVFilterPad	kerndeint_inputs []
static const AVFilterPad	kerndeint_outputs []
const AVFilter	ff_vf_kerndeint

Detailed Description

Kernel Deinterlacer Ported from MPlayer libmpcodecs/vf_kerndeint.c.

Definition in file vf_kerndeint.c.

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(KerndeintContext, x)

Definition at line 49 of file vf_kerndeint.c.

FLAGS

#define FLAGS   AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM

Definition at line 50 of file vf_kerndeint.c.

Function Documentation

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

kerndeint

)

uninit()

static av_cold void uninit ( AVFilterContext *  ctx )

static

Definition at line 62 of file vf_kerndeint.c.

config_props()

static int config_props ( AVFilterLink *  inlink )

static

Definition at line 79 of file vf_kerndeint.c.

filter_frame()

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

static

< Previous field's pixel line number n

< Previous field's pixel line number (n - 1)

< Previous field's pixel line number (n + 1)

< Previous field's pixel line number (n - 2)

< Previous field's pixel line number (n + 2)

< Previous field's pixel line number (n - 4)

< Previous field's pixel line number (n + 4)

< Current field's pixel line number n

< Current field's pixel line number (n - 1)

< Current field's pixel line number (n + 1)

< Current field's pixel line number (n - 2)

< Current field's pixel line number (n + 2)

< Current field's pixel line number (n - 3)

< Current field's pixel line number (n + 3)

< Current field's pixel line number (n - 4)

< Current field's pixel line number (n + 4)

Definition at line 100 of file vf_kerndeint.c.

Variable Documentation

kerndeint_options

const AVOption kerndeint_options[]

static

Initial value:

= {
    { "thresh", "set the threshold", OFFSET(thresh), AV_OPT_TYPE_INT, {.i64=10}, 0, 255, FLAGS },
    { "map",    "set the map",    OFFSET(map),    AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS },
    { "order",  "set the order",  OFFSET(order),  AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS },
    { "sharp",  "set sharpening", OFFSET(sharp),  AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS },
    { "twoway", "set twoway",     OFFSET(twoway), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS },
    { NULL }
}

Definition at line 51 of file vf_kerndeint.c.

pix_fmts

enum AVPixelFormat pix_fmts[]

static

Initial value:

= {
    AV_PIX_FMT_YUV420P,
    AV_PIX_FMT_YUYV422,
    AV_PIX_FMT_ARGB, AV_PIX_FMT_0RGB,
    AV_PIX_FMT_ABGR, AV_PIX_FMT_0BGR,
    AV_PIX_FMT_RGBA, AV_PIX_FMT_RGB0,
    AV_PIX_FMT_BGRA, AV_PIX_FMT_BGR0,
    AV_PIX_FMT_NONE
}

Definition at line 69 of file vf_kerndeint.c.

kerndeint_inputs

const AVFilterPad kerndeint_inputs[]

static

Initial value:

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

Definition at line 283 of file vf_kerndeint.c.

kerndeint_outputs

const AVFilterPad kerndeint_outputs[]

static

Initial value:

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

Definition at line 292 of file vf_kerndeint.c.

ff_vf_kerndeint

const AVFilter ff_vf_kerndeint

Initial value:

= {
    .name          = "kerndeint",
    .description   = NULL_IF_CONFIG_SMALL("Apply kernel deinterlacing to the input."),
    .priv_size     = sizeof(KerndeintContext),
    .priv_class    = &kerndeint_class,
    .uninit        = uninit,
    FILTER_INPUTS(kerndeint_inputs),
    FILTER_OUTPUTS(kerndeint_outputs),
    FILTER_PIXFMTS_ARRAY(pix_fmts),
}

Definition at line 300 of file vf_kerndeint.c.