gui.java

class with yuv2rgb and rgb2yuv conversion and also simple dpcm algorithm just line after line

/*
 * Gui.java
 *
 * Created on 14. březen 2009, 10:03
 */

package transformace;

import java.awt.Image;
import javax.swing.ImageIcon;

/**
 *
 * @author  xbalak00
 */
public class Gui extends javax.swing.JFrame {
    private String cesta;
    /** Creates new form Gui */
    public Gui() {
        initComponents();
    }
    
    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        jFileChooser1 = new javax.swing.JFileChooser();
        jPanel1 = new javax.swing.JPanel();
        jPanel2 = new javax.swing.JPanel();
        jLabel1 = new javax.swing.JLabel();
        jPanel3 = new javax.swing.JPanel();
        jLabel2 = new javax.swing.JLabel();
        jMenuBar1 = new javax.swing.JMenuBar();
        jMenu1 = new javax.swing.JMenu();
        jMenuItem1 = new javax.swing.JMenuItem();
        jMenu2 = new javax.swing.JMenu();
        jMenuItem2 = new javax.swing.JMenuItem();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

        jPanel1.setLayout(null);

        jPanel2.setBackground(new java.awt.Color(255, 204, 204));
        jPanel2.setLayout(null);
        jPanel2.add(jLabel1);
        jLabel1.setBounds(0, 0, 256, 256);

        jPanel1.add(jPanel2);
        jPanel2.setBounds(10, 10, 270, 270);

        jPanel3.setBackground(new java.awt.Color(153, 255, 153));
        jPanel3.setMinimumSize(new java.awt.Dimension(270, 270));
        jPanel3.setLayout(null);
        jPanel3.add(jLabel2);
        jLabel2.setBounds(0, 0, 256, 256);

        jPanel1.add(jPanel3);
        jPanel3.setBounds(300, 10, 270, 270);

        getContentPane().add(jPanel1, java.awt.BorderLayout.CENTER);

        jMenu1.setText("File");

        jMenuItem1.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_O, java.awt.event.InputEvent.CTRL_MASK));
        jMenuItem1.setText("Open");
        jMenuItem1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jMenuItem1ActionPerformed(evt);
            }
        });
        jMenu1.add(jMenuItem1);

        jMenuBar1.add(jMenu1);

        jMenu2.setText("Edit");

        jMenuItem2.setText("DoSomeStuff");
        jMenuItem2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jMenuItem2ActionPerformed(evt);
            }
        });
        jMenu2.add(jMenuItem2);

        jMenuBar1.add(jMenu2);

        setJMenuBar(jMenuBar1);

        pack();
    }// </editor-fold>//GEN-END:initComponents

private void jMenuItem1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem1ActionPerformed
    if(jFileChooser1.showOpenDialog(this) == jFileChooser1.APPROVE_OPTION){
        this.cesta = jFileChooser1.getSelectedFile().getAbsolutePath();
        ImageIcon imageIcon = new ImageIcon(cesta);
        jLabel1.setIcon(imageIcon);
    }
}//GEN-LAST:event_jMenuItem1ActionPerformed

private void jMenuItem2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem2ActionPerformed
    Picture picture = new Picture(this.cesta);
    double rgb[][][] = picture.getRGB();
    double yuv[][][] = picture.rgb2yuv(rgb);

    Image i = picture.createImage(picture.yuv2rgb(yuv));
    ImageIcon imageIcon = new ImageIcon(i);
    jLabel2.setIcon(imageIcon);
}//GEN-LAST:event_jMenuItem2ActionPerformed
    
    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new Gui().setVisible(true);
            }
        });
    }
    
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JFileChooser jFileChooser1;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JMenu jMenu1;
    private javax.swing.JMenu jMenu2;
    private javax.swing.JMenuBar jMenuBar1;
    private javax.swing.JMenuItem jMenuItem1;
    private javax.swing.JMenuItem jMenuItem2;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JPanel jPanel2;
    private javax.swing.JPanel jPanel3;
    // End of variables declaration//GEN-END:variables
    
}