Java Webcam.getDefault方法代碼示例

import com.github.sarxos.webcam.Webcam; //導入方法依賴的package包/類
public void takePic() {
	// get default webcam and open it
	Webcam webcam = Webcam.getDefault();

	Dimension[] nonStandardResolutions = new Dimension[] { WebcamResolution.PAL.getSize(),
			WebcamResolution.HD720.getSize(), new Dimension(2000, 1000), new Dimension(1000, 500), };
	webcam.setCustomViewSizes(nonStandardResolutions);
	webcam.setViewSize(WebcamResolution.HD720.getSize());
	webcam.open();

	// get image
	BufferedImage image = webcam.getImage();

	// save image to PNG file
	try {
		ImageIO.write(image, "PNG", new File("src/capture/test.png"));
	} catch (IOException e) {
		// TODO Auto-generated catch block
		e.printStackTrace();
	}
	webcam.close();
}
 

import com.github.sarxos.webcam.Webcam; //導入方法依賴的package包/類
public void VideoLlamada() {
    Webcam webcam = Webcam.getDefault();

    WebcamPanel panel = new WebcamPanel(webcam);
    panel.setFPSDisplayed(true);

    JFrame window = new JFrame("VIDEO CALL");
    window.setTitle("Haciendo videollamada con " + jt_Name_Contacts.getText());

    window.setExtendedState(MAXIMIZED_BOTH);
    panel.setFillArea(true);

    window.add(panel);
    window.pack();
    window.setVisible(true);
}
 

import com.github.sarxos.webcam.Webcam; //導入方法依賴的package包/類
public static void Capture(String filePath, String fileName, int widthx, int heighty) throws IOException {
        Webcam webcam = Webcam.getDefault();
        if (webcam != null) {
//            System.out.println("Webcam: " + webcam.getName());
            webcam.setViewSize(new Dimension(widthx, heighty));
            webcam.open();
            ImageIO.write(webcam.getImage(), "PNG", new File(filePath + fileName + ".png"));
            webcam.close();
        }
    }
 

import com.github.sarxos.webcam.Webcam; //導入方法依賴的package包/類
/**
 * CamBot requires dependencies for Sarxos Webcam Capture.
 * If this is not a needed function in your environment,
 * please exclude them to reduce payload size, and comment out the imports
 * in this file.
 * 
 */
public static void snapImg() throws IOException
{
	try 
	{
		Webcam wc = Webcam.getDefault();
		wc.open();
		File tgt = new File ("C:/ClassPolicy/cam.png");
		if (tgt.exists()) {
			tgt.delete();
		}
		ImageIO.write(wc.getImage(), "PNG", tgt);
		Chocolat.println("[CamBot] Successfully snapped a shot!");
	} 
	catch (Exception e)
	{
		Chocolat.println("[CamBot] Encountered an exception: " + e);
	}
}
 

import com.github.sarxos.webcam.Webcam; //導入方法依賴的package包/類
/**
  * Tries to obtain the requested webcam.
  *
  * @return		the webcam, null if failed to obtain
  */
 protected Webcam getWebcam() {
   Webcam 	result;

   result = null;

   if (m_WebcamID.isEmpty()) {
     result = Webcam.getDefault();
   }
   else {
     for (Webcam webcam: Webcam.getWebcams()) {
if (webcam.getName().equals(m_WebcamID)) {
  result = webcam;
  break;
}
     }
   }

   return result;
 }
 

import com.github.sarxos.webcam.Webcam; //導入方法依賴的package包/類
@Override
		public void run() {

			Webcam webcam = Webcam.getDefault();
			webcam.setViewSize(WebcamResolution.VGA.getSize());
			webcam.open();

			JFrame frame=new JFrame();
			frame.setTitle("webcam capture");
//			frame.setLayout(new FlowLayout());
			JLabel lbl = new JLabel();
			frame.add(lbl);
			frame.setVisible(true);
			
			while (true) {
				if (!webcam.isOpen()) break;

				BufferedImage image = webcam.getImage();
				if (image == null) break;

				frame.setSize(image.getWidth(),image.getHeight());
				lbl.setIcon(new ImageIcon(image));
			}
		}
 

import com.github.sarxos.webcam.Webcam; //導入方法依賴的package包/類
public static void main(String[] args) throws InterruptedException {

		Webcam webcam = Webcam.getDefault();
		webcam.setViewSize(WebcamResolution.VGA.getSize());

		WebcamPanel panel = new WebcamPanel(webcam);
		panel.setFPSDisplayed(true);
//		panel.setDisplayDebugInfo(true);
		panel.setImageSizeDisplayed(true);
		panel.setMirrored(true);

		JFrame window = new JFrame("Test webcam panel");
		window.add(panel);
		window.setResizable(true);
		window.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		window.pack();
		window.setVisible(true);
	}
 

import com.github.sarxos.webcam.Webcam; //導入方法依賴的package包/類
public Webcam getWebcam()
{
	if (webcam == null)
	{
		webcam = Webcam.getDefault();
		if (webcam == null)
		{
			throw new AdempiereException("@" + ERR_WEBCAM_NOT_FOUND + "@");
		}
		//
		// Set to maximum allowed size (if any)
		final Dimension[] viewSizes = webcam.getViewSizes();
		if (viewSizes != null && viewSizes.length > 0)
		{
			// they're ordered by size, so get the last one (maximum)
			final Dimension viewSize = viewSizes[viewSizes.length - 1];
			webcam.setViewSize(viewSize);
		}
	}

	return webcam;
}
 

import com.github.sarxos.webcam.Webcam; //導入方法依賴的package包/類
public static Optional<Camera> getDefault() {
	Camera defaultCam;

	if (isMac) {
		if (defaultWebcam == null)
			defaultCam = null;
		else
			defaultCam = new SarxosCaptureCamera(defaultWebcam.getName());
	} else {
		final Webcam cam = Webcam.getDefault();

		defaultCam = cam == null ? null : new SarxosCaptureCamera(cam.getName());
	}

	if (defaultCam == null && !registeredCameras.isEmpty()) {
		defaultCam = registeredCameras.get(0);
	}

	return Optional.ofNullable(defaultCam);
}
 

import com.github.sarxos.webcam.Webcam; //導入方法依賴的package包/類
/**
 * Show the scan dialog
 *
 * @param       parent              Parent frame
 * @return      Text string from the QR code or null
 */
public static String showDialog(JDialog parent) {
    String result = null;
    try {
        Webcam webcam = Webcam.getDefault();
        if (webcam == null) {
            JOptionPane.showMessageDialog(parent, "No webcam available", "No Webcam", JOptionPane.ERROR_MESSAGE);
        } else {
            log.info("Using webcam " + webcam.getName());
            ScanDialog dialog = new ScanDialog(parent, webcam);
            dialog.pack();
            dialog.setLocationRelativeTo(parent);
            dialog.setVisible(true);
            result = dialog.qrString;
        }
    } catch (Exception exc) {
        Main.logException("Exception while displaying dialog", exc);
    }
    return result;
}
 

import com.github.sarxos.webcam.Webcam; //導入方法依賴的package包/類
@Override
public void init() {
	
	//Initialize the libgdx objects
	spriteBatch = new SpriteBatch();
	background = new Texture(width,height,Format.RGB888);
	
	//Initialize the image buffers
	image = new byte[width*height*3];
	imageByteBuffer = ByteBuffer.allocateDirect(width*height*3);

	//Initialize the device camera interface
	camera = Webcam.getDefault();
	camera.setViewSize(new Dimension(width,height));
	camera.open();

	//Launch the device camera listener
	cameraThread = new Thread(){
		@Override
		public void run(){
			webcamRunner();
		}
	};
	running = true;
	cameraThread.start();
}
 

import com.github.sarxos.webcam.Webcam; //導入方法依賴的package包/類
public void show()
{
    picturePanel.setText("");
    frame.setVisible(true);
    webcam = Webcam.getDefault();
    webcam.open(); //open the webcam
    updatePreviewTimer = new Timer();
    saveSampleTimer = new Timer();
    countdownTimer = new Timer();
    updatePreviewTimer.schedule(updatePreviewTask, 40, 40); //run the timer which updates the webcam preview
    time = 5;
    countdownTimer.schedule(countdownTask, 1000, 1000); //run the timer which counts 5 seconds before actual taking samples
}
 

import com.github.sarxos.webcam.Webcam; //導入方法依賴的package包/類
private void prepare()
{
    webcam = Webcam.getDefault();
    webcam.open(); //opens the webcam
    refreshTimer = new Timer();
    refreshTimer.schedule(refreshTask, 40, 40); //runs the webcam preview update timer
    takeSampleTimer = new Timer();
    takeSampleTimer.schedule(takeSampleTask, 1000, 1000); //runs the taking a face sample timer
}
 

import com.github.sarxos.webcam.Webcam; //導入方法依賴的package包/類
private static Webcam findWebcam(String url) throws MalformedURLException {
    if (url != null) {
        Webcam.setDriver(new IpCamDriver());
        IpCamDeviceRegistry.register(new IpCamDevice("Set", url, IpCamMode.PULL));
    }
    Webcam webcam = Webcam.getDefault();
    if (webcam == null) {
        throw new IllegalStateException("Cannot find webcam");
    }
    webcam.open();
    return webcam;
}
 

import com.github.sarxos.webcam.Webcam; //導入方法依賴的package包/類
@Override
protected void startUp() throws Exception {
    detector = new MotionDetector(Webcam.getDefault());
    detector.setInterval(500);
    //DEFAULT_AREA_THREASHOLD = 0.2;
    //AreaThreshold: The percentage threshold of image that has different pixels for motion to be detected (a double 0-100, with default 0.2).
    detector.setAreaThreshold(eyeballsConfiguration.getAreaThreshold());
    //DEFAULT_PIXEL_THREASHOLD = 25;
    //PixelThreshold: Intensity threshold whereby a pixel is deemed to different (an int 0 - 255, with default 25).
    detector.setPixelThreshold(eyeballsConfiguration.getPixelDifferentThreshold());
    detector.addMotionListener(motionDetectedListener);
    detector.start();
}