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vf_idet.c File Reference
#include <float.h>
#include "libavutil/cpu.h"
#include "libavutil/common.h"
#include "libavutil/opt.h"
#include "internal.h"
#include "vf_idet.h"

Go to the source code of this file.

Macros

#define OFFSET(x)   offsetof(IDETContext, x)
 
#define FLAGS   AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
 
#define PRECISION   1048576
 

Functions

 AVFILTER_DEFINE_CLASS (idet)
 
static const char * type2str (Type type)
 
static uint64_t uintpow (uint64_t b, unsigned int e)
 
static int av_dict_set_fxp (AVDictionary **pm, const char *key, uint64_t value, unsigned int digits, int flags)
 
static const char * rep2str (RepeatedField repeated_field)
 
int ff_idet_filter_line_c (const uint8_t *a, const uint8_t *b, const uint8_t *c, int w)
 
int ff_idet_filter_line_c_16bit (const uint16_t *a, const uint16_t *b, const uint16_t *c, int w)
 
static void filter (AVFilterContext *ctx)
 
static int filter_frame (AVFilterLink *link, AVFrame *picref)
 
static int request_frame (AVFilterLink *link)
 
static av_cold void uninit (AVFilterContext *ctx)
 
static int query_formats (AVFilterContext *ctx)
 
static int config_output (AVFilterLink *outlink)
 
static av_cold int init (AVFilterContext *ctx)
 

Variables

static const AVOption idet_options []
 
static const AVFilterPad idet_inputs []
 
static const AVFilterPad idet_outputs []
 
AVFilter ff_vf_idet
 

Macro Definition Documentation

#define OFFSET (   x)    offsetof(IDETContext, x)

Definition at line 29 of file vf_idet.c.

Definition at line 30 of file vf_idet.c.

#define PRECISION   1048576

Definition at line 53 of file vf_idet.c.

Referenced by av_dict_set_fxp(), filter(), and init().

Function Documentation

AVFILTER_DEFINE_CLASS ( idet  )
static const char* type2str ( Type  type)
static

Definition at line 42 of file vf_idet.c.

Referenced by filter().

static uint64_t uintpow ( uint64_t  b,
unsigned int  e 
)
static

Definition at line 55 of file vf_idet.c.

Referenced by av_dict_set_fxp().

static int av_dict_set_fxp ( AVDictionary **  pm,
const char *  key,
uint64_t  value,
unsigned int  digits,
int  flags 
)
static

Definition at line 62 of file vf_idet.c.

Referenced by filter().

static const char* rep2str ( RepeatedField  repeated_field)
static

Definition at line 76 of file vf_idet.c.

Referenced by filter().

int ff_idet_filter_line_c ( const uint8_t a,
const uint8_t b,
const uint8_t c,
int  w 
)

Definition at line 86 of file vf_idet.c.

Referenced by init().

int ff_idet_filter_line_c_16bit ( const uint16_t *  a,
const uint16_t *  b,
const uint16_t *  c,
int  w 
)

Definition at line 99 of file vf_idet.c.

Referenced by filter_frame().

static void filter ( AVFilterContext ctx)
static

Definition at line 112 of file vf_idet.c.

Referenced by filter_frame().

static int filter_frame ( AVFilterLink link,
AVFrame picref 
)
static

Definition at line 233 of file vf_idet.c.

Referenced by request_frame().

static int request_frame ( AVFilterLink link)
static

Definition at line 263 of file vf_idet.c.

static av_cold void uninit ( AVFilterContext ctx)
static

Definition at line 292 of file vf_idet.c.

static int query_formats ( AVFilterContext ctx)
static

Definition at line 319 of file vf_idet.c.

static int config_output ( AVFilterLink outlink)
static

Definition at line 349 of file vf_idet.c.

static av_cold int init ( AVFilterContext ctx)
static

Definition at line 355 of file vf_idet.c.

Variable Documentation

const AVOption idet_options[]
static
Initial value:
= {
{ "intl_thres", "set interlacing threshold", OFFSET(interlace_threshold), AV_OPT_TYPE_FLOAT, {.dbl = 1.04}, -1, FLT_MAX, FLAGS },
{ "prog_thres", "set progressive threshold", OFFSET(progressive_threshold), AV_OPT_TYPE_FLOAT, {.dbl = 1.5}, -1, FLT_MAX, FLAGS },
{ "rep_thres", "set repeat threshold", OFFSET(repeat_threshold), AV_OPT_TYPE_FLOAT, {.dbl = 3.0}, -1, FLT_MAX, FLAGS },
{ "half_life", "half life of cumulative statistics", OFFSET(half_life), AV_OPT_TYPE_FLOAT, {.dbl = 0.0}, -1, INT_MAX, FLAGS },
{ NULL }
}

Definition at line 32 of file vf_idet.c.

const AVFilterPad idet_inputs[]
static
Initial value:
= {
{
.name = "default",
.filter_frame = filter_frame,
},
{ NULL }
}

Definition at line 376 of file vf_idet.c.

const AVFilterPad idet_outputs[]
static
Initial value:
= {
{
.name = "default",
.config_props = config_output,
.request_frame = request_frame
},
{ NULL }
}

Definition at line 385 of file vf_idet.c.

AVFilter ff_vf_idet
Initial value:
= {
.name = "idet",
.description = NULL_IF_CONFIG_SMALL("Interlace detect Filter."),
.priv_size = sizeof(IDETContext),
.init = init,
.priv_class = &idet_class,
}

Definition at line 395 of file vf_idet.c.