java 视频 摄像 调用电脑摄像头

package ViewAbstract; import java.awt.Color; import java.awt.Component; import java.awt.Frame; import java.awt.Graphics; import java.awt.Image; import java.awt.event.ComponentAdapter; import java.awt.event.ComponentEvent; import java.awt.event.KeyAdapter; import java.awt.event.KeyEvent; import java.util.ArrayList; import java.util.List; import java.util.Map; import javax.swing.JFrame; import javax.swing.JPanel; import process.tool02; import control.ctrlAllFrame; public abstract class FrameGo extends JFrame { MyPanel mp = null; public Map pointListY; public Map pointListX; public Image imageInitial; int frameWid = 200; public int frameHei = 245; public String name; public List contex=new ArrayList(); public ctrlAllFrame ctrlAll; protected MyPanel getPanle(){ return mp; } public static void main(String[] args) { // TODO 自动生成的方法存根 FrameGo demo01 = new FrameGo() { @Override public void PaintFrame(Graphics g) { g.drawOval(100, 100, 30, 30); } @Override public void setContex() { // TODO Auto-generated method stub } };demo01.setVisible(true); } public FrameGo(int hei, int wdi) { this.frameHei = hei; this.frameWid = wdi; sameFrameGo(); } public FrameGo() { sameFrameGo(); } public void sameFrameGo(){ mp = new MyPanel() { @Override public void Paint(Graphics g) { PaintFrame(g); } }; this.setSize(frameWid, frameHei); mp.setSize(frameWid, frameHei); setContex(); if(!contex.isEmpty()){ for(int i=0;i<contex.size();i++){ mp.add((Component)contex.get(i)); } } mp.setSize(frameWid, frameHei); this.Listener(); //mp.setBackground(Color.ORANGE); this.add(mp); mp.setLayout(null); //this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); this.setVisible(false); //禁用输入法 (this).enableInputMethods(false); mp.enableInputMethods(false); } public void Listener() { MyKeyAdp keyAda = new MyKeyAdp(); keyAda.setFram(this); if(!contex.isEmpty()){ for(int i=0;i<contex.size();i++){ ((Component)contex.get(i)).addKeyListener(keyAda); //禁用输入法 ((Component)contex.get(i)).enableInputMethods(false); } } this.addKeyListener(keyAda); this.addComponentListener(new ComponentAdapter(){ @Override public void componentResized(ComponentEvent e) { // TODO Auto-generated method stub super.componentResized(e); mp.repaint(); } }); } public abstract void PaintFrame(Graphics g); public abstract void setContex(); } // 定义一个MyPanel面板，用于绘图区域 abstract class MyPanel extends JPanel { Image b2; MyPanel() { b2=tool02.getImage("./lib/611_205148_239626.jpg"); new Thread() { @Override public void run() { while (true) { try { sleep(50); } catch (InterruptedException e) { e.printStackTrace(); } repaint(); } }; }.start(); } // 覆盖JPanel // Graphics 是绘图的重要类，可以理解成一支画笔 @Override public void paint(Graphics g) { // 1. 调用父类函数完成初始化任务 // 这句话不可以少 super.paint(g); this.setBackground(Color.blue); //公共画法 g.drawImage(b2, 0, 0, this.getWidth(),b2.getHeight(this)*this.getWidth()/b2.getWidth(this), this); this.Paint(g); // 先画出一个圆圈 } public abstract void Paint(Graphics g); } // 定义一个MyPanel面板，用于绘图区域 class MyKeyAdp extends KeyAdapter { Frame frame; boolean discribe=true; boolean frameTop=true; public void setFram(Frame frame) { this.frame = frame; } @Override public void keyPressed(KeyEvent e) { // TODO Auto-generated method stub if (e.getKeyChar() == 'q') { frame.setSize(1 + (frame.getWidth()), frame.getHeight()); } if (e.getKeyChar() == 'w') { frame.setSize((frame.getWidth()) - 1, frame.getHeight()); } if (e.getKeyChar() == 'a') { frame.setSize((frame.getWidth()), frame.getHeight() + 1); } if (e.getKeyChar() == 's') { frame.setSize((frame.getWidth()), frame.getHeight() - 1); } if (e.getKeyChar() == 'z') { frame.dispose(); frame.setUndecorated(discribe);// 取消窗体修饰 System.out.println(discribe); discribe=!discribe; frame.setVisible(true); } if (e.getKeyChar() == 'x') { frame.setAlwaysOnTop(frameTop);// 窗体置顶 System.out.println(frameTop); frameTop=!frameTop; } /* * 相应子类实现 if(e.getKeyChar()=='q'){ System.out.println("帧数增加"); } * if(e.getKeyChar()=='w'){ System.out.println("帧数减少"); } * if(e.getKeyChar()=='z'){ System.out.println("取消全屏"); } */ } }