CropContext Struct Reference

Data Fields

int x

x offset of the non-cropped area with respect to the input area

int y

y offset of the non-cropped area with respect to the input area

int w

width of the cropped area

int h

height of the cropped area

AVRational out_sar

output sample aspect ratio

int keep_aspect

keep display aspect ratio when cropping

int max_step [4]

max pixel step for each plane, expressed as a number of bytes

int hsub

int vsub

chroma subsampling

char x_expr [256]

char y_expr [256]

char ow_expr [256]

char oh_expr [256]

AVExpr * x_pexpr

AVExpr * y_pexpr

double var_values [VAR_VARS_NB]

Detailed Description

Definition at line 77 of file vf_crop.c.

Field Documentation

int CropContext::h

height of the cropped area

Definition at line 81 of file vf_crop.c.

Referenced by config_input(), config_output(), draw_slice(), and start_frame().

int CropContext::hsub

Definition at line 87 of file vf_crop.c.

Referenced by config_input(), and start_frame().

int CropContext::keep_aspect

keep display aspect ratio when cropping

Definition at line 84 of file vf_crop.c.

Referenced by config_input(), and init().

int CropContext::max_step[4]

max pixel step for each plane, expressed as a number of bytes

Definition at line 86 of file vf_crop.c.

Referenced by config_input(), and start_frame().

char CropContext::oh_expr[256]

Definition at line 88 of file vf_crop.c.

Referenced by config_input(), and init().

AVRational CropContext::out_sar

output sample aspect ratio

Definition at line 83 of file vf_crop.c.

Referenced by config_input(), and config_output().

char CropContext::ow_expr[256]

Definition at line 88 of file vf_crop.c.

Referenced by config_input(), and init().

double CropContext::var_values[VAR_VARS_NB]

Definition at line 90 of file vf_crop.c.

Referenced by config_input(), end_frame(), and start_frame().

int CropContext::vsub

chroma subsampling

Definition at line 87 of file vf_crop.c.

Referenced by config_input(), and start_frame().

int CropContext::w

width of the cropped area

Definition at line 80 of file vf_crop.c.

Referenced by config_input(), config_output(), and start_frame().

int CropContext::x

x offset of the non-cropped area with respect to the input area

Definition at line 78 of file vf_crop.c.

Referenced by start_frame().

char CropContext::x_expr[256]

Definition at line 88 of file vf_crop.c.

Referenced by config_input(), and init().

AVExpr* CropContext::x_pexpr

Definition at line 89 of file vf_crop.c.

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

int CropContext::y

y offset of the non-cropped area with respect to the input area

Definition at line 79 of file vf_crop.c.

Referenced by draw_slice(), and start_frame().

char CropContext::y_expr[256]

Definition at line 88 of file vf_crop.c.

Referenced by config_input(), and init().

AVExpr * CropContext::y_pexpr

Definition at line 89 of file vf_crop.c.

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

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

libavfilter/vf_crop.c

Generated on Fri Oct 26 02:50:15 2012 for FFmpeg by doxygen 1.5.8