如何解决无缝视频分享
我正在尝试在 LAN 上共享屏幕,但它显示出非常明显的延迟。我尝试了几种技术,但仍然很明显滞后。我尝试了以下技术:
但是尽管尝试了所有方法,延迟仍然清晰可见。任何人都可以分享他们对如何进一步改进这一点的看法,以便在 LAN 上共享屏幕时没有/几乎没有延迟?
发件人.java
class SendScreen extends Thread{
Socket socket=null;
Robot robot=null;
Rectangle rectangle=null;
boolean continueLoop=true;
Queue<BufferedImage> q;
OutputStream oos=null;
public SendScreen(Socket socket,Robot robot,Rectangle rect) {
this.socket=socket;
this.robot=robot;
rectangle=rect;
q= new LinkedList<>();
start();
}
public void run(){
try{
oos=socket.getoutputStream();
}catch(IOException ex){
ex.printstacktrace();
}
while(continueLoop){
BufferedImage image=robot.createScreenCapture(rectangle);
try{
/*
ByteArrayOutputStream ous = new ByteArrayOutputStream();
ImageIO.write(image,"jpeg",ous);
InputStream inStream = new ByteArrayInputStream( ous.toByteArray() );
Image original=Image.load(inStream);
JpegOptions jpegOptions = new JpegOptions()
{{
// Apply compression
setCompressionType(JpegCompressionMode.Progressive);
}};
// Save compressed image
ous.flush();*/
q.add(image);
//q.poll();
ImageIO.write( q.poll(),oos);
// original.save(oos);
//ImageIO.write(image,oos);
}catch(IOException ex){
ex.printstacktrace();
}
}
}
}
接收器.java
class ReceiveScreen extends Thread{
private ObjectInputStream cObjectInputStream = null;
private JPanel cPanel = null;
private boolean continueLoop = true;
InputStream oin = null;
Image image1 = null;
public ReceiveScreen(InputStream in,JPanel p){
oin = in;
cPanel = p;
start();
}
public void run(){
try{
//Read screenshots of the client and then draw them
while(continueLoop){
byte[] bytes = new byte[1024*1024];
int count = 0;
do{
count+=oin.read(bytes,count,bytes.length-count);
}while(!(count>4 && bytes[count-2]==(byte)-1 && bytes[count-1]==(byte)-39));
image1 = ImageIO.read(new ByteArrayInputStream(bytes));
image1 = image1.getScaledInstance(cPanel.getWidth(),cPanel.getHeight(),Image.SCALE_FAST);
//Draw the received screenshots
Graphics graphics = cPanel.getGraphics();
graphics.drawImage(image1,cPanel.getWidth(),cPanel);
}
} catch(IOException ex) {
ex.printstacktrace();
}
}
}
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