public CameraState addPreviewLayerToView(UIView view, Action completion, bool tensorflowAnalysis)
{
this.tensorflowAnalysis = tensorflowAnalysis;
if (_canLoadCamera())
{
if (embeddingView != null)
{
if (previewLayer != null)
{
previewLayer.RemoveFromSuperLayer();
}
}
if (cameraIsSetup)
{
_addPreviewLayerToView(view);
completion?.Invoke();
}
else
{
_setupCamera(
() =>
{
this._addPreviewLayerToView(view);
completion?.Invoke();
});
}
}
return(_checkIfCameraIsAvailable());
}
public void ConfigureCaptureSession(AVCaptureSession captureSession, AVCaptureStillImageOutput captureOutput)
{
if (previewLayer != null)
{
previewLayer.RemoveFromSuperLayer();
previewLayer = null;
}
previewLayer = new AVCaptureVideoPreviewLayer(captureSession)
{
VideoGravity = AVPlayerLayer.GravityResizeAspect,
Frame = Bounds
};
Layer.AddSublayer(previewLayer);
CaptureOutput = captureOutput;
CaptureOutput.AddObserver(this, capturingStillImageKeypath, NSKeyValueObservingOptions.New, IntPtr.Zero);
}
public CameraState addPreviewLayerToView(UIView view, CameraOutputMode newCameraOutputMode, Action completion)
{
if (_canLoadCamera())
{
if (embeddingView != null)
{
if (previewLayer != null)
{
previewLayer.RemoveFromSuperLayer();
}
}
if (cameraIsSetup)
{
_addPreviewLayerToView(view);
OutputMode = newCameraOutputMode;
if (completion != null)
{
completion();
}
}
else
{
_setupCamera(
() =>
{
this._addPreviewLayerToView(view);
this.OutputMode = newCameraOutputMode;
if (completion != null)
{
completion();
}
}
);
}
}
return(_checkIfCameraIsAvailable());
}
void TeardownAVCapture()
{
previewLayer.RemoveFromSuperLayer();
previewLayer = null;
}