Lines Matching refs:canny_threshold
853 int canny_threshold, int acc_threshold,
877 CV_CALL( cvCanny( img, edges, MAX(canny_threshold/2,1), canny_threshold, 3 ));
1091 int canny_threshold = cvRound(param1);
1102 if( dp <= 0 || min_dist <= 0 || canny_threshold <= 0 || acc_threshold <= 0 )
1103 CV_ERROR( CV_StsOutOfRange, "dp, min_dist, canny_threshold and acc_threshold must be all positive numbers" );
1139 min_radius, max_radius, canny_threshold,
