Java图像图片 边缘检测

package com.zakisoft.frame; import java.awt.BorderLayout; import java.awt.Container; import java.awt.Dimension; import java.awt.Image; import java.awt.Toolkit; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.image.BufferedImage; import java.util.regex.Pattern; import javax.swing.Box; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JScrollPane; import javax.swing.JTextField; public class PhotoFrame extends JFrame { private static final long serialVersionUID = -2216276219179107707L; private Container con; private ZPanel zPanel; private JScrollPane imgSp; private Box opBox; private JLabel brighterLal; private JTextField brighterTxt; private JButton brighterBtn; private JButton dlurBtn; private JButton sharpBtn; private JButton savePicBtn; private JButton edgeBtn; private PicUtil picUtil; private SaveComPic savePic; private BufferedImage originalPic; private PhotoFrame() { con = getContentPane(); picUtil = new PicUtil(); savePic = new SaveComPic(); opBox = Box.createHorizontalBox(); brighterLal = new JLabel("变量程度(0-255): "); brighterTxt = new JTextField(); brighterBtn = new JButton("图像变亮"); brighterBtn.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { if (isNumeric(brighterTxt.getText())) { int brighter = Integer.parseInt(brighterTxt.getText()); if (0 <= brighter && 255 >= brighter) { picUtil.setBrighter(brighter); originalPic = zPanel.getImage(); originalPic = picUtil.getPicture(originalPic); zPanel.setImage(originalPic); zPanel.repaint(); System.out.println("图像变亮"); repaint(); validate(); } } } }); dlurBtn = new JButton("图片钝化"); dlurBtn.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent arg0) { originalPic = zPanel.getImage(); originalPic = picUtil.getDlurPicture(originalPic); zPanel.setImage(originalPic); zPanel.repaint(); System.out.println("图片钝化"); repaint(); validate(); } }); sharpBtn = new JButton("图片锐化"); sharpBtn.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent arg0) { originalPic = zPanel.getImage(); originalPic = picUtil.getSharperPicture(originalPic); zPanel.setImage(originalPic); zPanel.repaint(); System.out.println("图片锐化"); repaint(); validate(); } }); edgeBtn = new JButton("边沿检测"); edgeBtn.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent arg0) { originalPic = zPanel.getImage(); originalPic = picUtil.getPicEdge(originalPic); zPanel.setImage(originalPic); zPanel.repaint(); System.out.println("边缘检测"); repaint(); validate(); } }); savePicBtn = new JButton("保存图片"); savePicBtn.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { savePic.saveImage(zPanel); } }); opBox.add(brighterLal); opBox.add(brighterTxt); opBox.add(edgeBtn); opBox.add(Box.createHorizontalStrut(5)); opBox.add(savePicBtn); opBox.add(Box.createHorizontalStrut(50)); zPanel = new ZPanel(); zPanel.setImagePath("C://1.jpg"); zPanel.setPreferredSize(new Dimension(zPanel.getImgWidth(), zPanel .getImgHeight())); imgSp = new JScrollPane(); imgSp.setViewportView(zPanel); imgSp .setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS); imgSp.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS); con.add(opBox, BorderLayout.NORTH); con.add(imgSp, BorderLayout.CENTER); finalSetting(); } private boolean isNumeric(String str) { if ("".equals(str.trim())) { return false; } Pattern pattern = Pattern.compile("[0-9]*"); return pattern.matcher(str).matches(); } private void finalSetting() { setTitle("ZakiSoft ZFileRenamerV0.2"); Image image = Toolkit.getDefaultToolkit().getImage( this.getClass().getResource("/title.gif")); setIconImage(image); Toolkit kit = Toolkit.getDefaultToolkit(); Dimension screenSize = kit.getScreenSize(); int screenHeight = screenSize.height; int screenWidth = screenSize.width; int frameH = getHeight(); int frameW = getWidth(); setLocation((screenWidth - frameW) / 2 - 250, (screenHeight - frameH) / 2 - 250); setSize(600, 500); setVisible(true); setResizable(false); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); } public static void main(String[] args) { new PhotoFrame(); } }