Code example for PixelFormat

  private Camera camera;
  private AndroidVideoCaptureDevice currentDevice = null;
  public ReentrantLock previewBufferLock = new ReentrantLock();
  private int PIXEL_FORMAT = ImageFormat.NV21;
  PixelFormat pixelFormat = new PixelFormat();
  // True when the C++ layer has ordered the camera to be started. 
  private boolean isRunning=false;
  private final int numCaptureBuffers = 3;
  private int expectedFrameSize = 0;
  private int orientation = 0;
  private int id = 0;
  // C++ callback context variable. 
  private long context = 0;
  private SurfaceHolder localPreview = null;
  // True if this class owns the preview video buffers. 
  private boolean ownsBuffers = false;
  // Set this to 2 for VERBOSE logging. 1 for DEBUG 
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