Пример #1
0
  /** Stop the capture and release the frame grabbers */
  private void releaseVideo() {
    try {
      frameGrabberLeft.stopCapture();
    } catch (Exception e) {
    }

    try {
      frameGrabberRight.stopCapture();
    } catch (Exception e) {
    }

    try {
      videoDevLeft.releaseFrameGrabber();
    } catch (Exception e) {
    }

    try {
      videoDevRight.releaseFrameGrabber();
    } catch (Exception e) {
    }
  }
Пример #2
0
  /**
   * Initialise two FrameGrabber objects with the given parameters
   *
   * @param devLeft the video device file to capture from
   * @param devRight the video device file to capture from
   * @param w the desired capture width
   * @param h the desired capture height
   * @param std the capture standard
   * @param channel the capture channel
   * @param qty the JPEG compression quality
   * @throws V4L4JException if any parameter if invalid
   */
  private void initFrameGrabber(
      String devLeft, String devRight, int w, int h, int std, int channel, int qty)
      throws V4L4JException {
    videoDevLeft = new VideoDevice(devLeft);
    videoDevRight = new VideoDevice(devRight);

    frameGrabberLeft = videoDevLeft.getJPEGFrameGrabber(w, h, channel, std, qty);
    frameGrabberRight = videoDevRight.getJPEGFrameGrabber(w, h, channel, std, qty);

    frameGrabberLeft.setCaptureCallback(this);
    frameGrabberRight.setCaptureCallback(this);

    frameGrabberLeft.startCapture();
    frameGrabberRight.startCapture();

    widthLeft = frameGrabberLeft.getWidth();
    heightLeft = frameGrabberLeft.getHeight();
    widthRight = frameGrabberRight.getWidth();
    heightRight = frameGrabberRight.getHeight();

    System.out.println(
        "Starting capture at:\n"
            + "Left: "
            + widthLeft
            + "x"
            + heightLeft
            + "\nRight: "
            + widthRight
            + "x"
            + heightRight);

    frame.setSize(widthLeft + widthRight, heightLeft);

    labelLeft.setMaximumSize(new Dimension(widthLeft, heightLeft));
    labelRight.setMaximumSize(new Dimension(widthRight, heightRight));
    labelLeft.setBorder(BorderFactory.createLineBorder(Color.RED));
    labelRight.setBorder(BorderFactory.createLineBorder(Color.RED));
  }