OverlayContext Struct Reference

Data Fields
const AVClass *	class
int	x
int	y
	position of overlayed picture More...
int	max_plane_step [4]
	steps per pixel for each plane More...
int	hsub
int	vsub
	chroma subsampling values More...
char *	x_expr
char *	y_expr
enum EOFAction	eof_action
	action to take on EOF from source More...
AVFrame *	main
AVFrame *	over_prev
AVFrame *	over_next

Detailed Description

Definition at line 76 of file vf_overlay.c.

Field Documentation

const AVClass* OverlayContext::class

Definition at line 77 of file vf_overlay.c.

int OverlayContext::x

Definition at line 78 of file vf_overlay.c.

Referenced by config_input_overlay(), handle_overlay_eof(), and request_frame().

int OverlayContext::y

position of overlayed picture

Definition at line 78 of file vf_overlay.c.

Referenced by config_input_overlay(), handle_overlay_eof(), and request_frame().

int OverlayContext::max_plane_step[4]

steps per pixel for each plane

Definition at line 80 of file vf_overlay.c.

Referenced by config_input_main().

int OverlayContext::hsub

Definition at line 81 of file vf_overlay.c.

Referenced by blend_frame(), and config_input_main().

int OverlayContext::vsub

chroma subsampling values

Definition at line 81 of file vf_overlay.c.

Referenced by blend_frame(), and config_input_main().

char* OverlayContext::x_expr

Definition at line 83 of file vf_overlay.c.

Referenced by config_input_overlay().

char * OverlayContext::y_expr

Definition at line 83 of file vf_overlay.c.

Referenced by config_input_overlay().

enum EOFAction OverlayContext::eof_action

action to take on EOF from source

Definition at line 85 of file vf_overlay.c.

Referenced by config_input_overlay(), and handle_overlay_eof().

AVFrame* OverlayContext::main

Definition at line 87 of file vf_overlay.c.

Referenced by filter_frame_main(), handle_overlay_eof(), output_frame(), request_frame(), and uninit().

AVFrame* OverlayContext::over_prev

Definition at line 88 of file vf_overlay.c.

Referenced by handle_overlay_eof(), request_frame(), and uninit().

AVFrame * OverlayContext::over_next

Definition at line 88 of file vf_overlay.c.

Referenced by filter_frame_overlay(), request_frame(), and uninit().

---

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

• libavfilter/vf_overlay.c