This PR sets up the base view controller so that it starts in a paused state by default and any classes that inherit from it need to explicitly start the camera by calling the startCameraPreview method. The ScanViewController does this during didLoad but other VCs can do this later if they choose.
This PR sets up the base view controller so that it starts in a paused state by default and any classes that inherit from it need to explicitly start the camera by calling the
startCameraPreview
method. The ScanViewController does this duringdidLoad
but other VCs can do this later if they choose.