opencv3_java akaze的特征提取与图像匹配 akaze

 package opencv_java_demo;

    
  
    
 import org.opencv.core.*;
    
 import org.opencv.imgcodecs.Imgcodecs;
    
 import org.opencv.features2d.*;
    
  
    
 public class akaze {
    
  
    
 	public static void main(String[] args) {
    
 		try{
    
 			System.loadLibrary(Core.NATIVE_LIBRARY_NAME);
    
 			
    
 			Mat src1=Imgcodecs.imread("./imgaes/src1.jpg");
    
 			Mat src2=Imgcodecs.imread("./imgaes/src2.jpg");
    
 			if(src1.empty()||src2.empty()){
    
 				throw new Exception("no file");
    
 			}
    
 			
    
 			MatOfKeyPoint keypoint1=new MatOfKeyPoint();
    
 			MatOfKeyPoint keypoint2=new MatOfKeyPoint();
    
 			FeatureDetector sifDetector =FeatureDetector.create(FeatureDetector.AKAZE);
    
 			
    
 			siftDetector.detect(src1,keypoint1);
    
 			siftDetector.detect(src2,keypoint2);
    
 			
    
 			DescriptorExtractor extractor=DescriptorExtractor.create(DescriptorExtractor.AKAZE);
    
 			
    
 			Mat descriptor1=new Mat(src1.rows(),src1.cols(),src1.type());
    
 			extractor.compute(src1, keypoint1, descriptor1);
    
 			Mat descriptor2=new Mat(src2.rows(),src2.cols(),src2.type());
    
 			extractor.compute(src2, keypoint2, descriptor2);
    
 			
    
 			MatfOfMatch matches=new MatOfMatch();
    
 			DescriptorExtractor matcher=DescriptorExtractor.create(DescriptorExtractor.BRUTEFORCE);
    
 			
    
 			matcher.match(descriptor1,descriptor2,matches);
    
 			
    
 			Mat dst=new Mat();
    
 			Features2d.drawMatches(src1, keypoint1, src2, keypoint2, matches, dst);
    
 			
    
 			Imgcodecs.imwrite("./images/akaze.jpg", dst);
    
 		}catch(Exception e){
    
 			System.out.println("例外:"+e);
    
 		}
    
  
    
 	}
    
  
    
 }
    
    
    
    
    java
    
    
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