PadContext Struct Reference

Data Fields
const AVClass *	class
int	w
int	h
	output dimensions, a value of 0 will result in the input size More...
int	x
int	y
	offsets of the input area with respect to the padded area More...
int	in_w
int	in_h
	width and height for the padded input video, which has to be aligned to the chroma values in order to avoid chroma issues More...
char *	w_expr
	width expression string More...
char *	h_expr
	height expression string More...
char *	x_expr
	width expression string More...
char *	y_expr
	height expression string More...
char *	color_str
uint8_t	color [4]
	color expressed either in YUVA or RGBA colorspace for the padding area More...
uint8_t *	line [4]
int	line_step [4]
int	hsub
int	vsub
	chroma subsampling values More...

Detailed Description

Definition at line 97 of file vf_pad.c.

Field Documentation

const AVClass* PadContext::class

Definition at line 98 of file vf_pad.c.

int PadContext::w

Definition at line 99 of file vf_pad.c.

Referenced by buffer_needs_copy(), config_input(), config_output(), filter_frame(), and get_video_buffer().

int PadContext::h

output dimensions, a value of 0 will result in the input size

Definition at line 99 of file vf_pad.c.

Referenced by config_input(), config_output(), filter_frame(), and get_video_buffer().

int PadContext::x

Definition at line 100 of file vf_pad.c.

Referenced by buffer_needs_copy(), config_input(), filter_frame(), and get_video_buffer().

int PadContext::y

offsets of the input area with respect to the padded area

Definition at line 100 of file vf_pad.c.

Referenced by buffer_needs_copy(), config_input(), filter_frame(), and get_video_buffer().

int PadContext::in_w

Definition at line 101 of file vf_pad.c.

Referenced by config_input(), filter_frame(), and get_video_buffer().

int PadContext::in_h

width and height for the padded input video, which has to be aligned to the chroma values in order to avoid chroma issues

Definition at line 101 of file vf_pad.c.

Referenced by config_input(), filter_frame(), and get_video_buffer().

char* PadContext::w_expr

width expression string

Definition at line 103 of file vf_pad.c.

Referenced by config_input().

char* PadContext::h_expr

height expression string

Definition at line 104 of file vf_pad.c.

Referenced by config_input().

char* PadContext::x_expr

width expression string

Definition at line 105 of file vf_pad.c.

Referenced by config_input().

char* PadContext::y_expr

height expression string

Definition at line 106 of file vf_pad.c.

Referenced by config_input().

char* PadContext::color_str

Definition at line 107 of file vf_pad.c.

Referenced by init().

uint8_t PadContext::color[4]

color expressed either in YUVA or RGBA colorspace for the padding area

Definition at line 109 of file vf_pad.c.

Referenced by config_input(), and init().

uint8_t* PadContext::line[4]

Definition at line 110 of file vf_pad.c.

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

int PadContext::line_step[4]

Definition at line 111 of file vf_pad.c.

Referenced by buffer_needs_copy(), config_input(), filter_frame(), get_video_buffer(), and uninit().

int PadContext::hsub

Definition at line 112 of file vf_pad.c.

Referenced by buffer_needs_copy(), config_input(), filter_frame(), and get_video_buffer().

int PadContext::vsub

chroma subsampling values

Definition at line 112 of file vf_pad.c.

Referenced by buffer_needs_copy(), config_input(), filter_frame(), and get_video_buffer().

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

• libavfilter/vf_pad.c