HTML5 and Javascript to play videos only when visible

Question

I am interested in setting up an HTML page with multiple video clips such that each video clip plays only while visible and then pauses when out of view.

I have fo

Answer 1

Need to check if the video is visible during the scrolling.

 $(window).scroll(function() {
    $('video').each(function(){
        if ($(this).is(":in-viewport")) {
            $(this)[0].play();
        } else {
            $(this)[0].pause();
        }
    })
});