vf_yadif.c File Reference

#include "libavutil/avassert.h"
#include "libavutil/cpu.h"
#include "libavutil/common.h"
#include "libavutil/pixdesc.h"
#include "libavutil/imgutils.h"
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "video.h"
#include "yadif.h"

Go to the source code of this file.

Data Structures
struct	ThreadData
	Used for passing data between threads. More...

Macros
#define	CHECK(j)
#define	FILTER(start, end, is_not_edge)
#define	MAX_ALIGN   8

Functions
static void	filter_line_c (void *dst1, void *prev1, void *cur1, void *next1, int w, int prefs, int mrefs, int parity, int mode)
static void	filter_edges (void *dst1, void *prev1, void *cur1, void *next1, int w, int prefs, int mrefs, int parity, int mode)
static void	filter_line_c_16bit (void *dst1, void *prev1, void *cur1, void *next1, int w, int prefs, int mrefs, int parity, int mode)
static void	filter_edges_16bit (void *dst1, void *prev1, void *cur1, void *next1, int w, int prefs, int mrefs, int parity, int mode)
static int	filter_slice (AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
static void	filter (AVFilterContext *ctx, AVFrame *dstpic, int parity, int tff)
static av_cold void	uninit (AVFilterContext *ctx)
static int	query_formats (AVFilterContext *ctx)
static int	config_props (AVFilterLink *link)

Variables
static const AVClass	yadif_class
static const AVFilterPad	avfilter_vf_yadif_inputs []
static const AVFilterPad	avfilter_vf_yadif_outputs []
AVFilter	ff_vf_yadif

Macro Definition Documentation

#define CHECK

(

j

)

Value:

{   int score = FFABS(cur[mrefs - 1 + (j)] - cur[prefs - 1 - (j)])\
                  + FFABS(cur[mrefs  +(j)] - cur[prefs  -(j)])\
                  + FFABS(cur[mrefs + 1 + (j)] - cur[prefs + 1 - (j)]);\
        if (score < spatial_score) {\
            spatial_score= score;\
            spatial_pred= (cur[mrefs  +(j)] + cur[prefs  -(j)])>>1;\

Definition at line 41 of file vf_yadif.c.

#define FILTER	(		start,
			end,
			is_not_edge
	)

Definition at line 52 of file vf_yadif.c.

Referenced by filter_edges(), filter_edges_16bit(), filter_line_c(), and filter_line_c_16bit().

#define MAX_ALIGN   8

Definition at line 113 of file vf_yadif.c.

Referenced by filter_edges(), filter_edges_16bit(), and filter_slice().

Function Documentation

static void filter_line_c ( void *  dst1, void *  prev1, void *  cur1, void *  next1, int  w, int  prefs, int  mrefs, int  parity, int  mode  )

static

Definition at line 94 of file vf_yadif.c.

static void filter_edges ( void *  dst1, void *  prev1, void *  cur1, void *  next1, int  w, int  prefs, int  mrefs, int  parity, int  mode  )

static

Definition at line 114 of file vf_yadif.c.

static void filter_line_c_16bit ( void *  dst1, void *  prev1, void *  cur1, void *  next1, int  w, int  prefs, int  mrefs, int  parity, int  mode  )

static

Definition at line 143 of file vf_yadif.c.

static void filter_edges_16bit ( void *  dst1, void *  prev1, void *  cur1, void *  next1, int  w, int  prefs, int  mrefs, int  parity, int  mode  )

static

Definition at line 161 of file vf_yadif.c.

static int filter_slice ( AVFilterContext *  ctx, void *  arg, int  jobnr, int  nb_jobs  )

static

Definition at line 190 of file vf_yadif.c.

Referenced by filter().

static void filter ( AVFilterContext *  ctx, AVFrame *  dstpic, int  parity, int  tff  )

static

Definition at line 229 of file vf_yadif.c.

static av_cold void uninit ( AVFilterContext *  ctx )

static

Definition at line 256 of file vf_yadif.c.

static int query_formats ( AVFilterContext *  ctx )

static

Definition at line 265 of file vf_yadif.c.

static int config_props ( AVFilterLink *  link )

static

Definition at line 314 of file vf_yadif.c.

Variable Documentation

const AVClass yadif_class

static

Initial value:

= {
    .class_name = "yadif",
    .item_name  = av_default_item_name,
    .option     = ff_yadif_options,
    .version    = LIBAVUTIL_VERSION_INT,
    .category   = AV_CLASS_CATEGORY_FILTER,
}

Definition at line 350 of file vf_yadif.c.

const AVFilterPad avfilter_vf_yadif_inputs[]

static

Initial value:

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

Definition at line 358 of file vf_yadif.c.

const AVFilterPad avfilter_vf_yadif_outputs[]

static

Initial value:

= {
    {
        .name          = "default",
        .type          = AVMEDIA_TYPE_VIDEO,
        .request_frame = ff_yadif_request_frame,
        .config_props  = config_props,
    },
    { NULL }
}

Definition at line 367 of file vf_yadif.c.

AVFilter ff_vf_yadif

Initial value:

= {
    .name          = "yadif",
    .description   = NULL_IF_CONFIG_SMALL("Deinterlace the input image."),
    .priv_size     = sizeof(YADIFContext),
    .priv_class    = &yadif_class,
    .uninit        = uninit,
    .query_formats = query_formats,
    .inputs        = avfilter_vf_yadif_inputs,
    .outputs       = avfilter_vf_yadif_outputs,
    .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL | AVFILTER_FLAG_SLICE_THREADS,
}

Definition at line 377 of file vf_yadif.c.