public Camera2Fragment(Video.CAMERA_POSITION camera)
{
CURRENTCAMERA = camera;
ORIENTATIONS.Append((int)SurfaceOrientation.Rotation0, 90);
ORIENTATIONS.Append((int)SurfaceOrientation.Rotation90, 0);
ORIENTATIONS.Append((int)SurfaceOrientation.Rotation180, 270);
ORIENTATIONS.Append((int)SurfaceOrientation.Rotation270, 180);
surfaceTextureListener = new MySurfaceTextureListener(this);
stateListener = new MyCameraStateCallback(this);
}
//Tries to open a CameraDevice
public void openCamera(int width, int height, Bundle savedInstanceState)
{
if (null == Activity || Activity.IsFinishing)
{
return;
}
manager = (CameraManager)Activity.GetSystemService(Context.CameraService);
try
{
if (!cameraOpenCloseLock.TryAcquire(2500, TimeUnit.Milliseconds))
{
throw new RuntimeException("Time out waiting to lock camera opening.");
}
string cameraId = GetCam(manager, CURRENTCAMERA);
CameraCharacteristics characteristics = manager.GetCameraCharacteristics(cameraId);
StreamConfigurationMap map = (StreamConfigurationMap)characteristics.Get(CameraCharacteristics.ScalerStreamConfigurationMap);
videoSize = ChooseVideoSize(map.GetOutputSizes(Class.FromType(typeof(MediaRecorder))));
previewSize = ChooseOptimalSize(map.GetOutputSizes(Class.FromType(typeof(MediaRecorder))), width, height, videoSize);
int orientation = (int)Resources.Configuration.Orientation;
if (orientation == (int)Android.Content.Res.Orientation.Landscape)
{
textureView.SetAspectRatio(previewSize.Width, previewSize.Height);
}
else
{
textureView.SetAspectRatio(previewSize.Height, previewSize.Width);
}
configureTransform(width, height);
mediaRecorder = new MediaRecorder();
if (stateListener == null)
{
stateListener = new MyCameraStateCallback(this);
}
manager.OpenCamera(cameraId, stateListener, null);
SetupComplete?.Invoke();
max = (Rect)characteristics.Get(CameraCharacteristics.SensorInfoActiveArraySize);
size = (Size)characteristics.Get(CameraCharacteristics.SensorInfoPixelArraySize);
controls = new Camera2Controls(cameraDevice, size, max);
controls.OnFocus += DoFocus;
try
{
ChildFragmentManager.BeginTransaction().Replace(Resource.Id.camera_controls, controls).Commit();
}
catch (System.Exception)
{
}
}
catch (CameraAccessException)
{
Toast.MakeText(Activity, "Cannot access the camera.", ToastLength.Short).Show();
Activity.Finish();
}
catch (NullPointerException)
{
//var dialog = new ErrorDialog();
//dialog.Show(ChildFragmentManager, "dialog");
}
catch (InterruptedException)
{
throw new RuntimeException("Interrupted while trying to lock camera opening.");
}
}
