DecimateContext Struct Reference

Data Fields
int	lo
int	hi
	lower and higher threshold number of differences values for 8x8 blocks
float	frac
	threshold of changed pixels over the total fraction
int	max_drop_count
	if positive: maximum number of sequential frames to drop if negative: minimum number of frames between two drops
int	drop_count
	if positive: number of frames sequentially dropped if negative: number of sequential frames which were not dropped
int	hsub
int	vsub
	chroma subsampling values
AVFilterBufferRef *	ref
	reference picture
DSPContext	dspctx
	context providing optimized diff routines
AVCodecContext *	avctx
	codec context required for the DSPContext

---

Detailed Description

Definition at line 35 of file vf_decimate.c.

---

Field Documentation

AVCodecContext* DecimateContext::avctx

codec context required for the DSPContext

Definition at line 50 of file vf_decimate.c.

Referenced by init(), and uninit().

int DecimateContext::drop_count

if positive: number of frames sequentially dropped if negative: number of sequential frames which were not dropped

Definition at line 44 of file vf_decimate.c.

Referenced by decimate_frame(), end_frame(), init(), and request_frame().

DSPContext DecimateContext::dspctx

context providing optimized diff routines

Definition at line 49 of file vf_decimate.c.

Referenced by diff_planes(), and init().

float DecimateContext::frac

threshold of changed pixels over the total fraction

Definition at line 39 of file vf_decimate.c.

Referenced by diff_planes(), and init().

int DecimateContext::hi

lower and higher threshold number of differences values for 8x8 blocks

Definition at line 36 of file vf_decimate.c.

Referenced by diff_planes(), and init().

int DecimateContext::hsub

Definition at line 47 of file vf_decimate.c.

Referenced by config_input(), and decimate_frame().

int DecimateContext::lo

Definition at line 36 of file vf_decimate.c.

Referenced by diff_planes(), and init().

int DecimateContext::max_drop_count

if positive: maximum number of sequential frames to drop if negative: minimum number of frames between two drops

Definition at line 41 of file vf_decimate.c.

Referenced by decimate_frame(), and init().

AVFilterBufferRef* DecimateContext::ref

reference picture

Definition at line 48 of file vf_decimate.c.

Referenced by end_frame(), and uninit().

int DecimateContext::vsub

chroma subsampling values

Definition at line 47 of file vf_decimate.c.

Referenced by config_input(), and decimate_frame().

---

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

• libavfilter/vf_decimate.c