我使用opencv和java进行项目，我只需要检测脸部图像的睁眼。但是使用java代码我会使用它来检测闭眼和睁眼。下面是我的代码。
这是如何在eclipse中设置OpenCV的网址 - http://docs.opencv.org/2.4/doc/tutorials/introduction/java_eclipse/java_eclipse.html
import org.opencv.core.Core;
import org.opencv.core.Mat;
import org.opencv.core.MatOfRect;import org.opencv.core.Size;
import org.opencv.objdetect.CascadeClassifier;
import org.opencv.imgcodecs.Imgcodecs;
public class Hello {
public static void main( String[] args )
{
System.loadLibrary(Core.NATIVE_LIBRARY_NAME);
System.out.println("\nRunning FaceDetector");
CascadeClassifier faceDetector = new CascadeClassifier("C:\\opencv\\sources\\data\\haarcascades\\haarcascade_frontalface_alt.xml");
CascadeClassifier eyeDetector = new CascadeClassifier("C:\\opencv\\sources\\data\\haarcascades\\haarcascade_eye.xml");
Mat image = Imgcodecs.imread("E:/hasah/PPHOTOO/seanciminoeyesclosedlar.jpg");
String faces;
String eyes;
MatOfRect faceDetections = new MatOfRect();
MatOfRect eyeDetections = new MatOfRect();
Mat face;
Mat crop = null;
Mat circles = new Mat();
faceDetector.detectMultiScale(image, faceDetections);
System.out.println("face detectino array size: " + faceDetections.toArray().length);
for (int i = 0; i< faceDetections.toArray().length; i++){
faces = "Face"+i+".png";
face = image.submat(faceDetections.toArray()[i]);
crop = face.submat(4, (2*face.width())/3, 0, face.height());
Imgcodecs.imwrite(faces, face);
eyeDetector.detectMultiScale(crop, eyeDetections, 1.1, 2, 0,new Size(30,30), new Size());
if(eyeDetections.toArray().length ==0){
System.out.println(" Not a face" + i);
}else{
System.out.println("Face with " + eyeDetections.toArray().length + "eyes" );
for (int j = 0; j< eyeDetections.toArray().length ; j++){
System.out.println("Eye" );
Mat eye = crop.submat(eyeDetections.toArray()[j]);
eyes = "Eye"+j+".png";
Imgcodecs.imwrite(eyes, eye);
}
}
}
}
}