vf_yadif.c File Reference
#include "libavutil/cpu.h"
#include "libavutil/common.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "video.h"
#include "yadif.h"
#include <assert.h>

Go to the source code of this file.

Macros

#define PERM_RWP   AV_PERM_WRITE | AV_PERM_PRESERVE | AV_PERM_REUSE
 
#define CHECK(j)
 
#define FILTER
 

Functions

static void filter_line_c (uint8_t *dst, uint8_t *prev, uint8_t *cur, uint8_t *next, int w, int prefs, int mrefs, int parity, int mode)
 
static void filter_line_c_16bit (uint16_t *dst, uint16_t *prev, uint16_t *cur, uint16_t *next, int w, int prefs, int mrefs, int parity, int mode)
 
static void filter (AVFilterContext *ctx, AVFilterBufferRef *dstpic, int parity, int tff)
 
static AVFilterBufferRefget_video_buffer (AVFilterLink *link, int perms, int w, int h)
 
static int return_frame (AVFilterContext *ctx, int is_second)
 
static int filter_frame (AVFilterLink *link, AVFilterBufferRef *picref)
 
static int request_frame (AVFilterLink *link)
 
static int poll_frame (AVFilterLink *link)
 
static av_cold void uninit (AVFilterContext *ctx)
 
static int query_formats (AVFilterContext *ctx)
 
static av_cold int init (AVFilterContext *ctx, const char *args)
 
static int config_props (AVFilterLink *link)
 

Variables

static const AVFilterPad avfilter_vf_yadif_inputs []
 
static const AVFilterPad avfilter_vf_yadif_outputs []
 
AVFilter avfilter_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;\
if(!(ptr_align%ac->ptr_align)&&samples_align >=aligned_len)

Definition at line 36 of file vf_yadif.c.

#define FILTER

Definition at line 44 of file vf_yadif.c.

Referenced by filter_line_c(), and filter_line_c_16bit().

#define PERM_RWP   AV_PERM_WRITE | AV_PERM_PRESERVE | AV_PERM_REUSE

Definition at line 34 of file vf_yadif.c.

Referenced by filter_frame(), and return_frame().

Function Documentation

static int config_props ( AVFilterLink link)
static

Definition at line 386 of file vf_yadif.c.

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

Definition at line 109 of file vf_yadif.c.

Referenced by return_frame().

static int filter_frame ( AVFilterLink link,
AVFilterBufferRef picref 
)
static

Definition at line 212 of file vf_yadif.c.

Referenced by request_frame().

static void filter_line_c ( uint8_t dst,
uint8_t prev,
uint8_t cur,
uint8_t next,
int  w,
int  prefs,
int  mrefs,
int  parity,
int  mode 
)
static

Definition at line 84 of file vf_yadif.c.

Referenced by init().

static void filter_line_c_16bit ( uint16_t *  dst,
uint16_t *  prev,
uint16_t *  cur,
uint16_t *  next,
int  w,
int  prefs,
int  mrefs,
int  parity,
int  mode 
)
static

Definition at line 95 of file vf_yadif.c.

Referenced by return_frame().

static AVFilterBufferRef* get_video_buffer ( AVFilterLink link,
int  perms,
int  w,
int  h 
)
static

Definition at line 148 of file vf_yadif.c.

static av_cold int init ( AVFilterContext ctx,
const char *  args 
)
static

Definition at line 362 of file vf_yadif.c.

static int poll_frame ( AVFilterLink link)
static

Definition at line 295 of file vf_yadif.c.

static int query_formats ( AVFilterContext ctx)
static

Definition at line 332 of file vf_yadif.c.

static int request_frame ( AVFilterLink link)
static

Definition at line 258 of file vf_yadif.c.

static int return_frame ( AVFilterContext ctx,
int  is_second 
)
static

Definition at line 167 of file vf_yadif.c.

Referenced by filter_frame(), and request_frame().

static av_cold void uninit ( AVFilterContext ctx)
static

Definition at line 323 of file vf_yadif.c.

Variable Documentation

AVFilter avfilter_vf_yadif
Initial value:
= {
.name = "yadif",
.description = NULL_IF_CONFIG_SMALL("Deinterlace the input image"),
.priv_size = sizeof(YADIFContext),
.init = init,
}
static const AVFilterPad avfilter_vf_yadif_inputs[]
Definition: vf_yadif.c:396
static const AVFilterPad outputs[]
Definition: af_ashowinfo.c:122
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:88
static int query_formats(AVFilterContext *ctx)
Definition: vf_yadif.c:332
static const AVFilterPad avfilter_vf_yadif_outputs[]
Definition: vf_yadif.c:406
static const AVFilterPad inputs[]
Definition: af_ashowinfo.c:110
static av_cold void uninit(AVFilterContext *ctx)
Definition: vf_yadif.c:323
static av_cold int init(AVFilterContext *ctx, const char *args)
Definition: vf_yadif.c:362
struct YADIFContext YADIFContext

Definition at line 417 of file vf_yadif.c.

const AVFilterPad avfilter_vf_yadif_inputs[]
static
Initial value:
= {
{
.name = "default",
.get_video_buffer = get_video_buffer,
.filter_frame = filter_frame,
},
{ NULL }
}
static int filter_frame(AVFilterLink *link, AVFilterBufferRef *picref)
Definition: vf_yadif.c:212
NULL
Definition: eval.c:52
static AVFilterBufferRef * get_video_buffer(AVFilterLink *link, int perms, int w, int h)
Definition: vf_yadif.c:148

Definition at line 396 of file vf_yadif.c.

const AVFilterPad avfilter_vf_yadif_outputs[]
static
Initial value:
= {
{
.name = "default",
.poll_frame = poll_frame,
.request_frame = request_frame,
.config_props = config_props,
},
{ NULL }
}
static int request_frame(AVFilterLink *link)
Definition: vf_yadif.c:258
static int config_props(AVFilterLink *link)
Definition: vf_yadif.c:386
static int poll_frame(AVFilterLink *link)
Definition: vf_yadif.c:295
NULL
Definition: eval.c:52

Definition at line 406 of file vf_yadif.c.