Learn more about the AB loop function and how to use it in this guide - AB Loop Function
This video shows a secondary timeline upon clicking on AB Loop, thus allowing the user to select the region for AB loop:
MP4 Video with Preview Overlay
When using a simple video file type like MP4 the video preview appears as you drag the loop markers, giving you a hint of what part of video you are looping.
It's quick and easy to add AB Loops to any video. Just to add the following selector to your FV Player shortcode: ab="true".
[fvplayer src="https://vimeo.com/125678796" ab="true" splash="https://i.vimeocdn.com/video/default-caution_1280" caption="ALEPH"]
YouTube video with VTT chapters enabled for AB looping
Here you can pick which chapter you would like to loop. Currently work in progress.