I may be clutching at straws but thought I'd ask: would you know of a way that each video (mp4 and webm) can individually be configured / encoded / saved to automatically loop each time it plays -- independent of any html or xml code?
This can not be done by encoding a video.
With HTML5 Gallery, you can do the following:
2. In your gallery div, add the following data tag:
The video will loop playing the current video once it starts playing. This only works on desktop, will not work on mobile.