AF statistics. More...

#include <imp_isp.h>

Collaboration diagram for IMPISPAFHist:

Data Fields
struct isp_core_af_sta_info	af_stat
	AF statistics.

unsigned char	af_metrics_shift
	Metrics scaling factor [0 ~ 15] 0x03 is default.

unsigned short	af_thresh
	The suggested value of AF threshold (or 0 to use internallly calculated value) [0 ~ 65535].

unsigned short	af_thresh_alt
	The suggested value of alternative AF threshold (or 0 to use threshold from previous frame) [0 ~ 65535].

unsigned char	af_stat_nodeh
	Number of active zones horizontally for AF stats [0 ~ 15].

unsigned char	af_stat_nodev
	Number of active zones vertically for AF stats [0 ~ 15].

unsigned char	af_np_offset
	AF noise profile offset [0 ~ 255] 4.4bit fixed-point.

unsigned char	af_intensity_mode
	AF intensity normalization mode [0 ~ 7].

unsigned char	af_skipx
	Histogram decimation in horizontal direction [0 ~ 5]: 0=every 2nd pixel; 1=every 3rd pixel; 2=every 4th pixel; 3=every 5th pixel; 4=every 8th pixel ; 5+=every 9th pixel.

unsigned char	af_offsetx
	[0 ~ 1] 0= start from the first column; 1=start from second column

unsigned char	af_skipy
	Histogram decimation in vertical direction [0 ~ 7]: 0=every pixel; 1=every 2nd pixel; 2=every 3rd pixel; 3=every 4th pixel; 4=every 5th pixel; 5=every 8th pixel ; 6+=every 9th pixel.

unsigned char	af_offsety
	[0 ~ 1] 0= start from the first row; 1= start from second row

unsigned char	af_scale_top
	scale of bottom half of the range [0 ~ 4]: 0=1x ,1=2x, 2=4x, 4=8x, 4=16x

unsigned char	af_scale_bottom
	scale of top half of the range [0 ~ 4]: 0=1x ,1=2x, 2=4x, 4=8x, 4=16x

Detailed Description

AF statistics.

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

Data Fields