OverlayContext Struct Reference


Data Fields

const AVClassclass
int x
int y
 position of overlayed picture
int allow_packed_rgb
uint8_t main_is_packed_rgb
uint8_t main_rgba_map [4]
uint8_t main_has_alpha
uint8_t overlay_is_packed_rgb
uint8_t overlay_rgba_map [4]
uint8_t overlay_has_alpha
AVFilterBufferRefoverpicref
int main_pix_step [4]
 steps per pixel for each plane of the main output
int overlay_pix_step [4]
 steps per pixel for each plane of the overlay
int hsub
int vsub
 chroma subsampling values
char * x_expr
char * y_expr

Detailed Description

Definition at line 66 of file vf_overlay.c.


Field Documentation

Definition at line 70 of file vf_overlay.c.

Referenced by query_formats().

Definition at line 67 of file vf_overlay.c.

Referenced by init().

Definition at line 82 of file vf_overlay.c.

Referenced by blend_slice(), and config_input_main().

Definition at line 73 of file vf_overlay.c.

Referenced by blend_slice(), and config_input_main().

Definition at line 71 of file vf_overlay.c.

Referenced by blend_slice(), and config_input_main().

steps per pixel for each plane of the main output

Definition at line 80 of file vf_overlay.c.

Referenced by blend_slice(), and config_input_main().

Definition at line 72 of file vf_overlay.c.

Referenced by blend_slice(), and config_input_main().

Definition at line 76 of file vf_overlay.c.

Referenced by config_input_overlay().

Definition at line 74 of file vf_overlay.c.

Referenced by config_input_overlay().

steps per pixel for each plane of the overlay

Definition at line 81 of file vf_overlay.c.

Referenced by blend_slice(), and config_input_overlay().

Definition at line 75 of file vf_overlay.c.

Referenced by blend_slice(), and config_input_overlay().

Definition at line 78 of file vf_overlay.c.

Referenced by draw_slice(), start_frame(), start_frame_overlay(), and uninit().

chroma subsampling values

Definition at line 82 of file vf_overlay.c.

Referenced by blend_slice(), and config_input_main().

Definition at line 68 of file vf_overlay.c.

Referenced by config_input_overlay(), and draw_slice().

Definition at line 84 of file vf_overlay.c.

Referenced by config_input_overlay(), init(), and uninit().

position of overlayed picture

Definition at line 68 of file vf_overlay.c.

Referenced by config_input_overlay(), and draw_slice().

Definition at line 84 of file vf_overlay.c.

Referenced by config_input_overlay(), init(), and uninit().


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

Generated on Fri Oct 26 02:43:57 2012 for FFmpeg by  doxygen 1.5.8