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]
AVExprx_pexpr
AVExpry_pexpr
double var_values [VAR_VARS_NB]

Detailed Description

Definition at line 77 of file vf_crop.c.


Field Documentation

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().

Definition at line 87 of file vf_crop.c.

Referenced by config_input(), and start_frame().

keep display aspect ratio when cropping

Definition at line 84 of file vf_crop.c.

Referenced by config_input(), and init().

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().

Definition at line 88 of file vf_crop.c.

Referenced by config_input(), and init().

output sample aspect ratio

Definition at line 83 of file vf_crop.c.

Referenced by config_input(), and config_output().

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().

chroma subsampling

Definition at line 87 of file vf_crop.c.

Referenced by config_input(), and start_frame().

width of the cropped area

Definition at line 80 of file vf_crop.c.

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

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().

Definition at line 88 of file vf_crop.c.

Referenced by config_input(), and init().

Definition at line 89 of file vf_crop.c.

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

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().

Definition at line 88 of file vf_crop.c.

Referenced by config_input(), and init().

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:

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