SwsFilterDescriptor Struct Reference

Struct which holds all necessary data for processing a slice. More...

#include <swscale_internal.h>

Data Fields
SwsSlice *	src
	Source slice. More...
SwsSlice *	dst
	Output slice. More...
int	alpha
	Flag for processing alpha channel. More...
void *	instance
	Filter instance data. More...
int(*	process )(SwsContext *c, struct SwsFilterDescriptor *desc, int sliceY, int sliceH)
	Function for processing input slice sliceH lines starting from line sliceY. More...

Detailed Description

Struct which holds all necessary data for processing a slice.

A processing step can be a color conversion or horizontal/vertical scaling.

Definition at line 979 of file swscale_internal.h.

Field Documentation

SwsSlice* SwsFilterDescriptor::src

Source slice.

Definition at line 981 of file swscale_internal.h.

Referenced by any_vscale(), chr_convert(), chr_h_scale(), chr_planar_vscale(), ff_init_desc_cfmt_convert(), ff_init_desc_chscale(), ff_init_desc_fmt_convert(), ff_init_desc_hscale(), ff_init_desc_no_chr(), ff_init_gamma_convert(), ff_init_vscale(), gamma_convert(), lum_convert(), lum_h_scale(), lum_planar_vscale(), and packed_vscale().

SwsSlice* SwsFilterDescriptor::dst

Output slice.

Definition at line 982 of file swscale_internal.h.

Referenced by any_vscale(), chr_convert(), chr_h_scale(), chr_planar_vscale(), ff_init_desc_cfmt_convert(), ff_init_desc_chscale(), ff_init_desc_fmt_convert(), ff_init_desc_hscale(), ff_init_desc_no_chr(), ff_init_gamma_convert(), ff_init_vscale(), lum_convert(), lum_h_scale(), lum_planar_vscale(), no_chr_scale(), and packed_vscale().

int SwsFilterDescriptor::alpha

Flag for processing alpha channel.

Definition at line 984 of file swscale_internal.h.

Referenced by any_vscale(), ff_init_desc_chscale(), ff_init_desc_fmt_convert(), ff_init_desc_hscale(), ff_init_desc_no_chr(), ff_init_filters(), ff_init_vscale(), lum_convert(), lum_h_scale(), lum_planar_vscale(), and packed_vscale().

void* SwsFilterDescriptor::instance

Filter instance data.

Definition at line 985 of file swscale_internal.h.

Referenced by any_vscale(), chr_convert(), chr_h_scale(), chr_planar_vscale(), ff_free_filters(), ff_init_desc_cfmt_convert(), ff_init_desc_chscale(), ff_init_desc_fmt_convert(), ff_init_desc_hscale(), ff_init_desc_no_chr(), ff_init_gamma_convert(), ff_init_vscale(), ff_init_vscale_pfn(), gamma_convert(), lum_convert(), lum_h_scale(), lum_planar_vscale(), and packed_vscale().

int(* SwsFilterDescriptor::process)(SwsContext *c, struct SwsFilterDescriptor *desc, int sliceY, int sliceH)

Function for processing input slice sliceH lines starting from line sliceY.

Definition at line 988 of file swscale_internal.h.

Referenced by ff_init_desc_cfmt_convert(), ff_init_desc_chscale(), ff_init_desc_fmt_convert(), ff_init_desc_hscale(), ff_init_desc_no_chr(), ff_init_gamma_convert(), and ff_init_vscale().

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

• libswscale/swscale_internal.h