TakeAPictureManual.java
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import org.opencv.core.Core;
import org.opencv.core.Mat;
import org.opencv.imgcodecs.Imgcodecs;
import org.opencv.videoio.VideoCapture;
public class TakeAPictureManual {
static {
System.loadLibrary(Core.NATIVE_LIBRARY_NAME);
}
public static void main(String[] args) {
VideoCapture camera = new VideoCapture();
camera.open(0);
JFrame frame1 = new JFrame("Show image");
frame1.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame1.setTitle("從 webcam 讀 image image arrival Java swing window");
frame1.setSize(600,480);
frame1.setBounds(0,0,frame1.getWidth(),frame1.getHeight());
Panel panel1 = new Panel();
frame1.setContentPane(panel1);
frame1.setVisible(true);
JButton btnCapture = new JButton("Beat");
btnCapture.setEnabled(false);
btnCapture.setBounds(680,97,87,23);
frame1.getContentPane().add(btnCapture);
if(camera.isOpened()) {
final Mat webcam_preview = new Mat();
camera.read(webcam_preview);
frame1.setSize(webcam_preview.width()+50,webcam_preview.height()+70);
btnCapture.setEnabled(true);
btnCapture.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
Imgcodecs.imwrite("D:\\projects\\Java\\OpenCV_Samples\\resource\\imgs\\manual_take_webcam_frame.jpg ",webcam_preview);
System.out.println("Manual rhythm");
}
});
while (true) {
try {
camera.read(webcam_preview);
Thread.sleep(500);
camera.read(webcam_preview);
Thread.sleep(500);
camera.read(webcam_preview);
Thread.sleep(500);
} catch (InterruptedException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
System.out.println("Used camcorder");
panel1.setimagewithMat(webcam_preview);
frame1.repaint();
}
}else {
System.out.println("Error");
}
}
}
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