// Sample Code. Example of Passing sampleBuffer and metadataObjects to ARGSession
ARGSession *argSession = [[ARGSession alloc] initWithARGConfig:argConfig error:&error];
// AVCaptureVideoDataOutput Delegate
- (void)captureOutput:(AVCaptureOutput *)captureOutput didOutputSampleBuffer:(CMSampleBufferRef)sampleBuffer fromConnection:(AVCaptureConnection *)connection {
[argSession updateSampleBuffer:sampleBuffer fromConnection:connection];