GradFunContext Struct Reference

Holds instance-specific information for gradfun. More...

#include <gradfun.h>

Data Fields
const AVClass *	class
double	strength
	user specified strength, used to define thresh
int	thresh
	threshold for gradient algorithm
int	radius
	blur radius
int	chroma_w
	width of the chroma planes
int	chroma_h
	weight of the chroma planes
int	chroma_r
	blur radius for the chroma planes
uint16_t *	buf
	holds image data for blur algorithm passed into filter.
void(*	filter_line )(uint8_t *dst, const uint8_t *src, const uint16_t *dc, int width, int thresh, const uint16_t *dithers)
	DSP functions.
void(*	blur_line )(uint16_t *dc, uint16_t *buf, const uint16_t *buf1, const uint8_t *src, int src_linesize, int width)

Detailed Description

Holds instance-specific information for gradfun.

Definition at line 28 of file gradfun.h.

Field Documentation

const AVClass* GradFunContext::class

Definition at line 29 of file gradfun.h.

Referenced by init().

double GradFunContext::strength

user specified strength, used to define thresh

Definition at line 30 of file gradfun.h.

Referenced by init().

int GradFunContext::thresh

threshold for gradient algorithm

Definition at line 31 of file gradfun.h.

Referenced by filter(), and init().

int GradFunContext::radius

blur radius

Definition at line 32 of file gradfun.h.

Referenced by config_input(), filter_frame(), and init().

int GradFunContext::chroma_w

width of the chroma planes

Definition at line 33 of file gradfun.h.

Referenced by config_input(), and filter_frame().

int GradFunContext::chroma_h

weight of the chroma planes

Definition at line 34 of file gradfun.h.

Referenced by config_input(), and filter_frame().

int GradFunContext::chroma_r

blur radius for the chroma planes

Definition at line 35 of file gradfun.h.

Referenced by config_input(), and filter_frame().

uint16_t* GradFunContext::buf

holds image data for blur algorithm passed into filter.

Definition at line 36 of file gradfun.h.

Referenced by config_input(), filter(), and uninit().

void(* GradFunContext::filter_line)(uint8_t *dst, const uint8_t *src, const uint16_t *dc, int width, int thresh, const uint16_t *dithers)

DSP functions.

Definition at line 38 of file gradfun.h.

Referenced by ff_gradfun_init_x86(), filter(), and init().

void(* GradFunContext::blur_line)(uint16_t *dc, uint16_t *buf, const uint16_t *buf1, const uint8_t *src, int src_linesize, int width)

Definition at line 39 of file gradfun.h.

Referenced by ff_gradfun_init_x86(), filter(), and init().

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The documentation for this struct was generated from the following file:

• libavfilter/gradfun.h