FFmpeg: ScaleContext Struct Reference

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Data Fields

ScaleContext Struct Reference

Data Fields

const AVClass * class

struct SwsContext * sws

software scaler context More...

struct SwsContext * isws [2]

software scaler context for interlaced material More...

AVDictionary * opts

int w

New dimensions. More...

int h

char * size_str

unsigned int flags

double param [2]

sws flags More...

int hsub

int vsub

chroma subsampling More...

int slice_y

top of current output slice More...

int input_is_pal

set to 1 if the input format is paletted More...

int output_is_pal

set to 1 if the output format is paletted More...

int interlaced

char * w_expr

width expression string More...

char * h_expr

height expression string More...

char * flags_str

char * in_color_matrix

char * out_color_matrix

int in_range

int out_range

int out_h_chr_pos

int out_v_chr_pos

int in_h_chr_pos

int in_v_chr_pos

int force_original_aspect_ratio

int nb_slices

int eval_mode

expression evaluation mode More...

Detailed Description

Definition at line 50 of file vf_scale.c.

Field Documentation

const AVClass* ScaleContext::class

Definition at line 51 of file vf_scale.c.

struct SwsContext* ScaleContext::sws

software scaler context

Definition at line 52 of file vf_scale.c.

Referenced by config_props(), filter_frame(), and uninit().

struct SwsContext* ScaleContext::isws[2]

software scaler context for interlaced material

Definition at line 53 of file vf_scale.c.

Referenced by config_props(), filter_frame(), and uninit().

AVDictionary* ScaleContext::opts

Definition at line 54 of file vf_scale.c.

Referenced by config_props(), init_dict(), and uninit().

int ScaleContext::w

New dimensions.

Special values are: 0 = original width/height -1 = keep original aspect -N = try to keep aspect but make sure it is divisible by N

Definition at line 62 of file vf_scale.c.

Referenced by init_dict(), and process_command().

int ScaleContext::h

Definition at line 62 of file vf_scale.c.

Referenced by init_dict(), and process_command().

char* ScaleContext::size_str

Definition at line 63 of file vf_scale.c.

Referenced by init_dict().

unsigned int ScaleContext::flags

Definition at line 64 of file vf_scale.c.

Referenced by config_props(), and init_dict().

double ScaleContext::param[2]

sws flags

Definition at line 65 of file vf_scale.c.

Referenced by config_props().

int ScaleContext::hsub

Definition at line 67 of file vf_scale.c.

Referenced by filter_frame().

int ScaleContext::vsub

chroma subsampling

Definition at line 67 of file vf_scale.c.

Referenced by filter_frame(), and scale_slice().

int ScaleContext::slice_y

top of current output slice

Definition at line 68 of file vf_scale.c.

int ScaleContext::input_is_pal

set to 1 if the input format is paletted

Definition at line 69 of file vf_scale.c.

Referenced by config_props(), and scale_slice().

int ScaleContext::output_is_pal

set to 1 if the output format is paletted

Definition at line 70 of file vf_scale.c.

Referenced by config_props(), filter_frame(), and scale_slice().

int ScaleContext::interlaced

Definition at line 71 of file vf_scale.c.

Referenced by config_props(), filter_frame(), and init_dict().

char* ScaleContext::w_expr

width expression string

Definition at line 73 of file vf_scale.c.

Referenced by config_props(), and init_dict().

char* ScaleContext::h_expr

height expression string

Definition at line 74 of file vf_scale.c.

Referenced by config_props(), and init_dict().

char* ScaleContext::flags_str

Definition at line 75 of file vf_scale.c.

Referenced by init_dict().

char* ScaleContext::in_color_matrix

Definition at line 77 of file vf_scale.c.

Referenced by filter_frame().

char* ScaleContext::out_color_matrix

Definition at line 78 of file vf_scale.c.

Referenced by config_props(), and filter_frame().

int ScaleContext::in_range

Definition at line 80 of file vf_scale.c.

Referenced by config_props().

int ScaleContext::out_range

Definition at line 81 of file vf_scale.c.

Referenced by config_props(), and filter_frame().

int ScaleContext::out_h_chr_pos

Definition at line 83 of file vf_scale.c.

Referenced by config_props().

int ScaleContext::out_v_chr_pos

Definition at line 84 of file vf_scale.c.

Referenced by config_props().

int ScaleContext::in_h_chr_pos

Definition at line 85 of file vf_scale.c.

Referenced by config_props().

int ScaleContext::in_v_chr_pos

Definition at line 86 of file vf_scale.c.

Referenced by config_props().

int ScaleContext::force_original_aspect_ratio

Definition at line 88 of file vf_scale.c.

Referenced by config_props().

int ScaleContext::nb_slices

Definition at line 90 of file vf_scale.c.

Referenced by filter_frame().

int ScaleContext::eval_mode

expression evaluation mode

Definition at line 92 of file vf_scale.c.

Referenced by filter_frame().

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

libavfilter/vf_scale.c

Generated on Fri Jan 12 2018 01:48:35 for FFmpeg by doxygen 1.8.6