Movies of various products, durations, cadence, etc.
The file name is constructed as:
- Product: One of the image types, Ic, Ic_flat, M
- Size: width and height in pixels, 256, 512, 1k, or 4k
- Start Time: time formatted as YYYYMMDD_HHMMSS
- End Time: time formatted as YYYYMMDD_HHMMSS
- Cadence: minutes between frames
- Type: mp4 -> Mpeg-4 or mpg -> mpeg == Mpeg-2.