コード例 #1
0
  /** {@inheritDoc} */
  @Override
  public void close(final CameraSession session) {
    final Session s = (Session) session;

    try {
      lock.acquire();

      if (s.captureSession != null) {
        closeLatch = new CountDownLatch(1);
        s.captureSession.close();
        closeLatch.await(2, TimeUnit.SECONDS);
        s.captureSession = null;
      }

      if (s.cameraDevice != null) {
        s.cameraDevice.close();
        s.cameraDevice = null;
      }

      if (s.reader != null) {
        s.reader.close();
      }

      Descriptor camera = (Descriptor) session.getDescriptor();

      camera.setDevice(null);
      getBus().post(new ClosedEvent());
    } catch (Exception e) {
      getBus().post(new ClosedEvent(e));
    } finally {
      lock.release();
    }
  }
コード例 #2
0
    @Override
    public void onOpened(CameraDevice cameraDevice) {
      lock.release();
      s.cameraDevice = cameraDevice;
      s.reader = s.buildImageReader();

      Descriptor camera = (Descriptor) s.getDescriptor();

      camera.setDevice(cameraDevice);

      try {
        cameraDevice.createCaptureSession(
            Arrays.asList(surface, s.reader.getSurface()),
            new StartPreviewTransaction(s, surface),
            handler);
      } catch (CameraAccessException e) {
        getBus().post(new OpenedEvent(e));
      }
    }