OpenCV_Bright_User_Convert_To_With_GUI.java
import java.awt.EventQueue;
import java.awt.Font;
import java.awt.image.BufferedImage;
import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JSlider;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import org.opencv.core.Core;
import org.opencv.core.Mat;
import org.opencv.imgcodecs.Imgcodecs;
public class OpenCV_Bright_User_Convert_To_With_GUI {
static{ System.loadLibrary(Core.NATIVE_LIBRARY_NAME); }
private JFrame frmjavaSwing;
double alpha = 2;
double beta = 50;
/**
* Launch the application.
*/
public static void main(String[] args) {
EventQueue.invokeLater(new Runnable() {
public void run() {
try {
OpenCV_Bright_User_Convert_To_With_GUI window = new OpenCV_Bright_User_Convert_To_With_GUI();
window.frmjavaSwing.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
}
});
}
/**
* Create the application.
*/
public OpenCV_Bright_User_Convert_To_With_GUI() {
initialize();
}
/**
* Initialize the contents of the frame.
*/
private void initialize() {
final Mat source = Imgcodecs.imread("D:\\projects\\Java\\OpenCV_Samples\\resource\\imgs\\clean.jpg ");
BufferedImage image=matToBufferedImage(matConvertTo(source,alpha,beta));
frmjavaSwing = new JFrame();
frmjavaSwing.setTitle("Ū���v����Java Swing����");
frmjavaSwing.setBounds(100, 100, 520, 550);
frmjavaSwing.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frmjavaSwing.getContentPane().setLayout(null);
final JLabel showAlphaValue = new JLabel("2");
showAlphaValue.setBounds(228, 10, 46, 15);
frmjavaSwing.getContentPane().add(showAlphaValue);
final JLabel showBetaValue = new JLabel("50");
showBetaValue.setBounds(228, 50, 46, 15);
frmjavaSwing.getContentPane().add(showBetaValue);
final JLabel lblNewLabel = new JLabel("");
lblNewLabel.setBounds(10, 75, 438, 438);
lblNewLabel.setIcon(new ImageIcon(image));
frmjavaSwing.getContentPane().add(lblNewLabel);
final JSlider slider_beta = new JSlider();
slider_beta.setMaximum(300);
slider_beta.setBounds(47, 44, 180, 25);
frmjavaSwing.getContentPane().add(slider_beta);
final JSlider slider_alpha = new JSlider();
slider_alpha.setMinimum(1);
slider_alpha.setMaximum(20);
slider_alpha.setValue(2);
slider_alpha.setBounds(47, 10, 180, 25);
frmjavaSwing.getContentPane().add(slider_alpha);
JLabel lblAlpha = new JLabel("Alpha");
lblAlpha.setBounds(10, 20, 46, 15);
frmjavaSwing.getContentPane().add(lblAlpha);
JLabel lblBeta = new JLabel("Beta");
lblBeta.setBounds(10, 45, 46, 15);
frmjavaSwing.getContentPane().add(lblBeta);
JLabel label = new JLabel("�ܫG");
label.setFont(new Font("�s�ө���", Font.PLAIN, 10));
label.setBounds(0, 0, 37, 15);
frmjavaSwing.getContentPane().add(label);
JLabel label_1 = new JLabel("�ܷt");
label_1.setFont(new Font("�s�ө���", Font.PLAIN, 10));
label_1.setBounds(274, 0, 37, 15);
frmjavaSwing.getContentPane().add(label_1);
final JSlider slider_dark_alpha = new JSlider();
slider_dark_alpha.setMinimum(1);
slider_dark_alpha.setMaximum(9);
slider_dark_alpha.setValue(5);
slider_dark_alpha.setBounds(306, 10, 118, 25);
frmjavaSwing.getContentPane().add(slider_dark_alpha);
final JLabel label_dark_alpha = new JLabel("0.5");
label_dark_alpha.setBounds(434, 10, 46, 15);
frmjavaSwing.getContentPane().add(label_dark_alpha);
final JSlider slider_dark_beta = new JSlider();
slider_dark_beta.setMinimum(1);
slider_dark_beta.setMaximum(300);
slider_dark_beta.setBounds(306, 44, 118, 25);
frmjavaSwing.getContentPane().add(slider_dark_beta);
final JLabel label_dark_beta = new JLabel("50");
label_dark_beta.setBounds(434, 50, 46, 15);
frmjavaSwing.getContentPane().add(label_dark_beta);
slider_alpha.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent arg0) {
//System.out.println(slider_alpha.getValue());
showAlphaValue.setText(slider_alpha.getValue()+"");
BufferedImage newImage=matToBufferedImage(matConvertTo(source,slider_alpha.getValue(),slider_beta.getValue()));
lblNewLabel.setIcon(new ImageIcon(newImage));
}
});
slider_beta.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent arg0) {
showBetaValue.setText(slider_beta.getValue()+"");
BufferedImage newImage=matToBufferedImage(matConvertTo(source,slider_alpha.getValue(),slider_beta.getValue()));
lblNewLabel.setIcon(new ImageIcon(newImage));
}
});
slider_dark_alpha.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent arg0) {
label_dark_alpha.setText((float)slider_dark_alpha.getValue()/10+"");
BufferedImage newImage=matToBufferedImage(matConvertTo(source,(float)slider_dark_alpha.getValue()/10,0-slider_dark_beta.getValue()));
lblNewLabel.setIcon(new ImageIcon(newImage));
}
});
slider_dark_beta.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent e) {
label_dark_beta .setText(slider_dark_beta.getValue()+"");
BufferedImage newImage=matToBufferedImage(matConvertTo(source,(float)slider_dark_alpha.getValue()/10,0-slider_dark_beta.getValue()));
lblNewLabel.setIcon(new ImageIcon(newImage));
}
});
}
public Mat matConvertTo(Mat source,double alpha,double beta){
Mat destination=new Mat(source.rows(),source.cols(),source.type());
source.convertTo(destination, -1, alpha, beta);
return destination;
}
public BufferedImage matToBufferedImage(Mat matrix) {
int cols = matrix.cols();
int rows = matrix.rows();
int elemSize = (int)matrix.elemSize();
byte[] data = new byte[cols * rows * elemSize];
int type;
matrix.get(0, 0, data);
switch (matrix.channels()) {
case 1:
type = BufferedImage.TYPE_BYTE_GRAY;
break;
case 3:
type = BufferedImage.TYPE_3BYTE_BGR;
// bgr to rgb
byte b;
for(int i=0; i<data.length; i=i+3) {
b = data[i];
data[i] = data[i+2];
data[i+2] = b;
}
break;
default:
return null;
}
BufferedImage image2 = new BufferedImage(cols, rows, type);
image2.getRaster().setDataElements(0, 0, cols, rows, data);
return image2;
}
}
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