安卓虚拟摄像头替换摄像头， 微信虚拟相机替换拍照，安卓免root虚拟摄像头

下载地址：http://m.pan38.com/download.php?code=XLUSJV 提取码：6678

虚拟摄像头系统包含多个组件：主摄像头类、预览面板、驱动接口、DirectShow实现和管理类。代码实现了基本的虚拟摄像头功能，可以生成彩色帧并通过回调机制分发帧数据。
源码部分：

import java.awt.image.BufferedImage;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.List;
import javax.swing.JFrame;
import javax.swing.JPanel;
import java.awt.Graphics;
import java.awt.Color;

public class VirtualCamera {
private static final int WIDTH = 640;
private static final int HEIGHT = 480;
private static final int FPS = 30;
private List listeners = new ArrayList<>();
private BufferedImage currentFrame;
private boolean isRunning = false;
private Thread captureThread;

public interface FrameListener {
    void onFrameReceived(ByteBuffer frameData, int width, int height);
}

public void addFrameListener(FrameListener listener) {
    listeners.add(listener);
}

public void start() {
    if (isRunning) return;
    isRunning = true;

    captureThread = new Thread(() -> {
        while (isRunning) {
            try {
                Thread.sleep(1000 / FPS);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }

            generateFrame();
            notifyListeners();
        }
    });
    captureThread.start();
}

private void generateFrame() {
    currentFrame = new BufferedImage(WIDTH, HEIGHT, BufferedImage.TYPE_3BYTE_BGR);
    Graphics g = currentFrame.getGraphics();
    g.setColor(new Color(
        (int)(Math.random() * 255),
        (int)(Math.random() * 255),
        (int)(Math.random() * 255)
    ));
    g.fillRect(0, 0, WIDTH, HEIGHT);
    g.setColor(Color.WHITE);
    g.drawString("Virtual Camera - " + System.currentTimeMillis(), 50, 50);
    g.dispose();
}

private void notifyListeners() {
    byte[] pixelData = ((java.awt.image.DataBufferByte) 
        currentFrame.getRaster().getDataBuffer()).getData();
    ByteBuffer buffer = ByteBuffer.wrap(pixelData);

    for (FrameListener listener : listeners) {
        listener.onFrameReceived(buffer, WIDTH, HEIGHT);
    }
}

public void stop() {
    isRunning = false;
    try {
        if (captureThread != null) {
            captureThread.join();
        }
    } catch (InterruptedException e) {
        e.printStackTrace();
    }
}

public static void main(String[] args) {
    VirtualCamera camera = new VirtualCamera();
    CameraPreview preview = new CameraPreview();
    camera.addFrameListener(preview);
    camera.start();

    JFrame frame = new JFrame("Virtual Camera Preview");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.add(preview);
    frame.setSize(WIDTH, HEIGHT);
    frame.setVisible(true);
}

        

          
        
        
        

          

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}

java.awt.Graphics;
import java.awt.image.BufferedImage;
import java.nio.ByteBuffer;
import javax.swing.JPanel;

public class CameraPreview extends JPanel implements VirtualCamera.FrameListener {
private BufferedImage currentImage;

@Override
public void onFrameReceived(ByteBuffer frameData, int width, int height) {
    currentImage = new BufferedImage(width, height, BufferedImage.TYPE_3BYTE_BGR);
    byte[] pixels = ((java.awt.image.DataBufferByte) 
        currentImage.getRaster().getDataBuffer()).getData();
    frameData.get(pixels);
    repaint();
}

@Override
protected void paintComponent(Graphics g) {
    super.paintComponent(g);
    if (currentImage != null) {
        g.drawImage(currentImage, 0, 0, this);
    }
}

        

          
        
        
        

          

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}

java.nio.ByteBuffer;

public interface VirtualCameraDriver {
void initialize();
void startCapture();
void stopCapture();
void setResolution(int width, int height);
void setFrameRate(int fps);
void registerCallback(FrameCallback callback);

interface FrameCallback {
    void onFrame(ByteBuffer frameData, int width, int height);
}

        

          
        
        
        

          

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}

import java.util.HashMap;
import java.util.Map;

public class VirtualCameraManager {
private static VirtualCameraManager instance;
private Map cameras = new HashMap<>();

private VirtualCameraManager() {}

public static synchronized VirtualCameraManager getInstance() {
    if (instance == null) {
        instance = new VirtualCameraManager();
    }
    return instance;
}

public void registerCamera(String name, VirtualCameraDriver camera) {
    cameras.put(name, camera);
}

public VirtualCameraDriver getCamera(String name) {
    return cameras.get(name);
}

public void startAll() {
    for (VirtualCameraDriver camera : cameras.values()) {
        camera.startCapture();
    }
}

public void stopAll() {
    for (VirtualCameraDriver camera : cameras.values()) {
        camera.stopCapture();
    }
}

public void setResolutionForAll(int width, int height) {
    for (VirtualCameraDriver camera : cameras.values()) {
        camera.setResolution(width, height);
    }
}

public void setFrameRateForAll(int fps) {
    for (VirtualCameraDriver camera : cameras.values()) {
        camera.setFrameRate(fps);
    }
}

        

          
        
        
        

          

          AI 代码解读
        
      
      

}