Lines Matching refs:uchar
77 uchar threshold_tab[512];
79 threshold_tab[i+255] = (uchar)(i < -threshold ? 1 : i > threshold ? 2 : 0);
81 AutoBuffer<uchar> _buf((img.cols+16)*3*(sizeof(int) + sizeof(uchar)) + 128);
82 uchar* buf[3];
92 const uchar* ptr = img.ptr<uchar>(i) + 3;
93 uchar* curr = buf[(i - 3)%3];
156 curr[j+k] = (uchar)cornerScore<patternSize>(ptr+k, pixel, threshold);
164 const uchar* tab = &threshold_tab[0] - v + 255;
195 curr[j] = (uchar)cornerScore<patternSize>(ptr, pixel, threshold);
217 curr[j] = (uchar)cornerScore<patternSize>(ptr, pixel, threshold);
233 const uchar* prev = buf[(i - 4 + 3)%3];
234 const uchar* pprev = buf[(i - 5 + 3)%3];
