canedge.h

来自「FERET人脸库的处理代码。内函预处理」· C头文件 代码 · 共 30 行

#define CANNY_SIGMA_DEF 1.0
#define CANNY_PASSES_DEF 30
#define CANNY_H_PERC_DEF 30.0
#define CANNY_THR_FACTOR 0.5
#define MAX_FILENAME_CHAR 500
#define CUTOFF .001
#define MAX_GAUSS 100

#define WORKSIZE 1024
#define HISTOGRAM_SIZE 10000

#define MAGIC_SCALE_FACTOR 3.7

#define v1 img_array[row][(col + 1)]      
#define v2 img_array[(row - 1)][(col + 1)]
#define v3 img_array[(row - 1)][col]
#define v4 img_array[(row - 1)][(col - 1)]
#define v5 img_array[row][(col - 1)]
#define v6 img_array[(row + 1)][(col - 1)]
#define v7 img_array[(row + 1)][col]
#define v8 img_array[(row + 1)][(col + 1)]
#define V  img_array[row][col]
#define xd xdir[row][col]
#define yd ydir[row][col]

extern float fconv();
extern float find_thres();