标签:lock enc logs 固定 binary ssi creat color include
1 #include<opencv2/opencv.hpp> 2 using namespace cv; 3 4 void main(){ 5 Mat src=imread("E://1.jpg",0);//以灰度模式读入 6 Mat dst; 7 //threshold(src,dst,100,255,CV_THRESH_BINARY); 8 //adaptiveThreshold(src,dst,255,CV_ADAPTIVE_THRESH_MEAN_C,CV_THRESH_BINARY,11,5); 9 adaptiveThreshold(src,dst,255,CV_ADAPTIVE_THRESH_GAUSSIAN_C,CV_THRESH_BINARY,11,5); 10 imshow("src",src); 11 imshow("dst",dst); 12 waitKey(0); 13 }
1 #include<opencv2/opencv.hpp> 2 using namespace cv; 3 4 Mat src,dst,dst2; 5 int thres_value=21,block_size=5,c=5; 6 7 void onThreshold(int ,void*){ 8 threshold(src,dst,thres_value,255,CV_THRESH_BINARY); 9 imshow("固定阈值",dst); 10 } 11 void onAdaptiveThreshold(int ,void *){ 12 if(block_size%2==0) block_size++;//如果block_size是偶数 13 adaptiveThreshold(src,dst2,255,CV_ADAPTIVE_THRESH_GAUSSIAN_C,CV_THRESH_BINARY,block_size,c); 14 imshow("自适应阈值",dst2); 15 } 16 17 void main(){ 18 src=imread("E://1.jpg",0);//以灰度模式读入 19 namedWindow("固定阈值",CV_WINDOW_AUTOSIZE); 20 namedWindow("自适应阈值",CV_WINDOW_AUTOSIZE); 21 createTrackbar("Threshold", "固定阈值",&thres_value,255,onThreshold,0); 22 createTrackbar("Block_size", "自适应阈值",&block_size,255,onAdaptiveThreshold,0); 23 createTrackbar("C", "自适应阈值",&c,255,onAdaptiveThreshold,0); 24 25 onThreshold(thres_value,0); //回调函数初始化 26 onAdaptiveThreshold(block_size,0); 27 onAdaptiveThreshold(c,0); 28 29 imshow("src",src); 30 waitKey(0); 31 }
标签:lock enc logs 固定 binary ssi creat color include
原文地址:http://www.cnblogs.com/little-monkey/p/7222640.html