Program to retrieve a video stream from a OpenCV compatible webcam and save it to a file in MJPEG format. Simultaniously creating an labstreaminglayer Marker stream to create timestamps for each retrieved frame.
Adapted from the videocaptureform demo of openCVsharp4. https://github.com/shimat/opencvsharp_samples/tree/95bed79aa9ce7f9b548812bc529fa09833c4c158/VideoCaptureForm
v0.9.0 19/10/2020 Mark Span University of Groningen m.m.span@rug.nl