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SigShare
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Client now writes files to each other

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Co-authored-by: sigonasr2 <sigonasr2@gmail.com>
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sigonasr2 3 years ago
parent 0a92785fcc
commit 03fd8375c8
4 changed files with 67 additions and 62 deletions
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  1. BIN
      bin/SigShare.jar
  2. BIN
      bin/screenshot.jpg
  3. BIN
      bin/screenshot_out.jpg
  4. 123
      src/sig/SigShare.java

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bin/SigShare.jar
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bin/screenshot.jpg
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src/sig/SigShare.java
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@ -1,18 +1,28 @@
package sig;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.Arrays;
import java.util.Iterator;
import java.util.regex.Pattern;
import javax.imageio.IIOImage;
import javax.imageio.ImageIO;
import javax.imageio.ImageWriteParam;
import javax.imageio.ImageWriter;
import javax.imageio.stream.ImageOutputStream;
import javax.swing.JFrame;
import java.awt.Toolkit;
import sig.engine.Panel;
@ -36,18 +46,17 @@ public class SigShare {
System.out.println("Listening on port 4191.");
try (Socket client = socket.accept()) {
System.out.println("New client connection detected: "+client.toString());
System.out.println("Taking screenshot...");
System.out.println("Sending initial data...");
BufferedReader in = new BufferedReader(new InputStreamReader(client.getInputStream(),"ISO-8859-1"));
DataOutputStream clientOutput = new DataOutputStream(client.getOutputStream());
double SCREEN_MULT=2;
int SCREEN_WIDTH=(int)(GraphicsEnvironment.getLocalGraphicsEnvironment().getMaximumWindowBounds().getWidth()/SCREEN_MULT);
int SCREEN_HEIGHT=(int)(GraphicsEnvironment.getLocalGraphicsEnvironment().getMaximumWindowBounds().getHeight()/SCREEN_MULT);
int[] pixels = new int[SCREEN_WIDTH*SCREEN_HEIGHT];
clientOutput.write(("DESKTOP "+SCREEN_WIDTH+" "+SCREEN_HEIGHT+"\r\n").getBytes());
System.out.println("Send initial screen");
//char[] screen = new char[SCREEN_WIDTH*SCREEN_HEIGHT];
BufferedImage screenshot = CaptureScreen(SCREEN_WIDTH,SCREEN_HEIGHT);
for (int y=0;y<SCREEN_HEIGHT;y++) {
/*for (int y=0;y<SCREEN_HEIGHT;y++) {
for (int x=0;x<SCREEN_WIDTH;x++) {
int col = pixels[y*SCREEN_WIDTH+x] = screenshot.getRGB(x, y);
int r = ((col&0x00FF0000)>>>16)/8;
@ -57,34 +66,23 @@ public class SigShare {
clientOutput.writeChar(compressedCol);
//screen[y*SCREEN_WIDTH+x]=compressedCol;
}
}
System.out.println("Begin diff monitoring...");
}*/
int frame=0;
while (true) {
screenshot = CaptureScreen(SCREEN_WIDTH,SCREEN_HEIGHT);
for (int y=0;y<SCREEN_HEIGHT;y++) {
for (int x=0;x<SCREEN_WIDTH;x++) {
int col = screenshot.getRGB(x, y);
byte b1=0,b2=0,b3=0;
if (col!=pixels[y*SCREEN_WIDTH+x]) {
b1=(byte)(x&0xFF); //bits 1-8 for x
b2=(byte)(((x&0xF00)>>>8)+((y&0xF)<<4)); //bits 9-12 for x, bits 1-4 for y
b3=(byte)((y>>>4)&0xFF);//bits 5-12 for y
pixels[y*SCREEN_WIDTH+x]=col;
int r = ((col&0x00FF0000)>>>16)/8;
int g = ((col&0x0000FF00)>>>8)/8;
int b = ((col&0x000000FF))/8;
char compressedCol=(char)((r<<10)+(g<<5)+b);
clientOutput.writeChar(compressedCol);
clientOutput.writeByte(b1);
clientOutput.writeByte(b2);
clientOutput.writeByte(b3);
System.out.println(" Pixel ("+x+","+y+") "+b1+"/"+(b2&0xF)+"/"+((b2&0xF0)>>>4)+"/"+b3+" sent");
CaptureScreen();
FileInputStream stream = new FileInputStream(new File("screenshot.jpg"));
while (stream.available()>0) {
clientOutput.writeByte(stream.read());
}
//screen[y*SCREEN_WIDTH+x]=compressedCol;
stream.close();
for (int i=0;i<10;i++) {
clientOutput.writeChar('-');
}
System.out.println("Frame "+frame+++" processed. Waiting on client.");
while (!in.ready()) {
}
System.out.println("Frame "+frame+++" processed");
System.out.println("Client no longer idle.");
in.readLine();
}
} catch (IOException e) {
e.printStackTrace();
@ -95,7 +93,7 @@ public class SigShare {
} else
if (args.length==2&&args[1].equalsIgnoreCase("client")) {
Socket socket;
PrintWriter out;
DataOutputStream out;
DataInputStream in;
JFrame f = new JFrame(PROGRAM_NAME);
@ -103,7 +101,7 @@ public class SigShare {
try {
socket = new Socket(args[0],4191);
out = new PrintWriter(socket.getOutputStream(),true);
out = new DataOutputStream(socket.getOutputStream());
in=new DataInputStream(socket.getInputStream());
@ -111,7 +109,7 @@ public class SigShare {
String line;
if (in.available()>0) {
line=in.readLine();
//System.out.println(line);
System.out.println(line);
if (line.contains("DESKTOP")) {
String[] split = line.split(Pattern.quote(" "));
@ -124,34 +122,31 @@ public class SigShare {
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
f.setVisible(true);
int expectedChars = SCREEN_WIDTH*SCREEN_HEIGHT;
System.out.println("Expecting "+(expectedChars)+" of data.");
int arrayIndex = 0;
while (expectedChars>0) {
if (in.available()>0) {
char col = in.readChar();
int convert = ((((col&0b0111110000000000)>>>10)*8)<<16)+
((((col&0b0000001111100000)*8)>>>5)<<8)+
((((col&0b0000000000011111))*8));
Panel.pixel[arrayIndex++]=convert;
//System.out.println("Received "+col+" / "+convert);
expectedChars--;
int frame=0;
int dashCount=0;
while (true)
{
BufferedOutputStream stream = null;
while (in.available()>0) {
if (stream==null) {
System.out.println("Stream opened.");
stream=new BufferedOutputStream(new FileOutputStream(new File("screenshot_out.jpg")));
}
int val = in.read();
stream.write(val);
if (val=='-') {
dashCount++;
} else
if (val!=0) {
dashCount=0;
}
}
p.render();
System.out.println("Initial image processed!");
int frame=0;
while (true) {
if (in.available()>0) {
char col = in.readChar();
int convert = ((((col&0b0111110000000000)>>>10)*8)<<16)+
((((col&0b0000001111100000)*8)>>>5)<<8)+
((((col&0b0000000000011111))*8));
int b1=in.readUnsignedByte()&0xff,b2=in.readUnsignedByte()&0xff,b3=in.readUnsignedByte()&0xff;
int x = b1+((b2&0xF)<<8);
int y = (b3<<4)+((b2&0xF0)>>>4);
System.out.println(" Pixel "+frame+++" ("+x+","+y+") "+b1+"/"+(b2&0xF)+"/"+((b2&0xF0)>>>4)+"/"+b3+" processed");
Panel.pixel[y*SCREEN_WIDTH+x]=convert;
if (dashCount>=10&&stream!=null) {
stream.close();
stream=null;
dashCount=0;
out.writeChars("Done\r\n");
System.out.println("Frame "+frame+++" processed.");
}
}
}
@ -165,10 +160,20 @@ public class SigShare {
return;
}
}
private static BufferedImage CaptureScreen(int w,int h) throws IOException {
BufferedImage screenshot = toBufferedImage(r.createScreenCapture(GraphicsEnvironment.getLocalGraphicsEnvironment().getMaximumWindowBounds()).getScaledInstance(w, h, Image.SCALE_DEFAULT));
ImageIO.write(screenshot,"jpg",new File("/home/niconiconii/screenshot.jpg"));
return screenshot;
private static void CaptureScreen() throws IOException {
//BufferedImage screenshot = toBufferedImage(r.createScreenCapture(GraphicsEnvironment.getLocalGraphicsEnvironment().getMaximumWindowBounds()).getScaledInstance(w, h, Image.SCALE_DEFAULT));
ImageOutputStream ios = ImageIO.createImageOutputStream(new File("screenshot.jpg"));
Iterator<ImageWriter> iter = ImageIO.getImageWritersByFormatName("jpeg");
ImageWriter writer = iter.next();
ImageWriteParam iwp = writer.getDefaultWriteParam();
iwp.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
iwp.setCompressionQuality(0.9f);
writer.setOutput(ios);
writer.write(null, new IIOImage(r.createScreenCapture(GraphicsEnvironment.getLocalGraphicsEnvironment().getMaximumWindowBounds()),null,null),iwp);
writer.dispose();
//return screenshot;
}
public static BufferedImage toBufferedImage(Image img)
{

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