public ICamera GetCamera(LogicalCameras camera)
{
var manager = GetManager();
var cameraId = GetCameraId(camera, manager);
return(new Camera(_context, manager, cameraId));
}
public ICamera GetCamera(LogicalCameras camera)
{
var position = ToPosition(camera);
var device = GetCameraForOrientation(position);
return(new Camera(device));
}
private static Integer ToLensFacing(LogicalCameras camera)
{
switch (camera)
{
case LogicalCameras.Front:
return(Integer.ValueOf((int)LensFacing.Front));
case LogicalCameras.Rear:
return(Integer.ValueOf((int)LensFacing.Back));
default:
throw new NotSupportedException(GetUnsupportedCameraMessage(camera));
}
}
private static AVCaptureDevicePosition ToPosition(LogicalCameras camera)
{
switch (camera)
{
case LogicalCameras.Front:
return(AVCaptureDevicePosition.Front);
case LogicalCameras.Rear:
return(AVCaptureDevicePosition.Back);
default:
throw new NotSupportedException("NotSupported");
}
}
private static string GetCameraId(LogicalCameras camera, Android.Hardware.Camera2.CameraManager manager)
{
var cameraIdList = manager.GetCameraIdList();
var lensFacing = ToLensFacing(camera);
foreach (var cameraId in cameraIdList)
{
var cameraCharacteristics = manager.GetCameraCharacteristics(cameraId);
var facing = (Integer)cameraCharacteristics.Get(CameraCharacteristics.LensFacing);
if (facing != null && facing == lensFacing)
{
return(cameraId);
}
}
throw new NotSupportedException(GetUnsupportedCameraMessage(camera));
}
private static string GetUnsupportedCameraMessage(LogicalCameras camera)
{
return("The camera " + camera + " is not supported yet.");
}
public ICamera GetCamera(LogicalCameras camera)
{
return(_cameraManagerImplementation.GetCamera(camera));
}
