This is demo of the Joomla extension which is named JExtBOX YouTube Custom iFrame Player.
The following player is the result of the script
[youtube]agMGyThdulE[/youtube] which are containing a single video. We configured the extension to play videos automatically. Web browsers, such as Chrome, blocks audio content being played without any user interaction. Thus we muted it when the extension was configured. For next players, auto-play functionality is disabled by the extension which is its parameter.
The following player contains multiple videos. Also we set start and end time for the first video. In this case, it needs the following script. In addition, the extension can be skipped scripts inside pre and code tags which are used to programming code.