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new fix for prematurely autoplaying background videos

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This commit is contained in:
Hakim El Hattab 2017-04-27 18:49:20 +02:00
parent 9f4ed56bb3
commit 360bc94006
1 changed files with 32 additions and 39 deletions
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71
js/reveal.js
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@ -3054,6 +3054,13 @@
}
/**
* Called when the given slide is within the configured view
* distance. Shows the slide element and loads any content
* that is set to load lazily (data-src).
*
* @param {HTMLElement} slide Slide to show
*/
/**
* Called when the given slide is within the configured view
* distance. Shows the slide element and loads any content
@ -3098,6 +3105,7 @@
// If the background contains media, load it
if( background.hasAttribute( 'data-loaded' ) === false ) {
background.setAttribute( 'data-loaded', 'true' );
var backgroundImage = slide.getAttribute( 'data-background-image' ),
backgroundVideo = slide.getAttribute( 'data-background-video' ),
@ -3107,43 +3115,38 @@
// Images
if( backgroundImage ) {
background.style.backgroundImage = 'url('+ backgroundImage +')';
background.setAttribute( 'data-loaded', 'true' );
}
// Videos
else if ( backgroundVideo && !isSpeakerNotes() ) {
var video = document.createElement( 'video' );
if( !isOverview() ) {
var video = document.createElement( 'video' );
video.setAttribute( 'autoplay', '' );
video.setAttribute( 'playsinline', '' );
if( backgroundVideoLoop ) {
video.setAttribute( 'loop', '' );
}
if( backgroundVideoMuted ) {
video.muted = true;
}
// Support comma separated lists of video sources
backgroundVideo.split( ',' ).forEach( function( source ) {
video.innerHTML += '<source src="'+ source +'">';
} );
background.appendChild( video );
background.setAttribute( 'data-loaded', 'true' );
if( backgroundVideoLoop ) {
video.setAttribute( 'loop', '' );
}
if( backgroundVideoMuted ) {
video.muted = true;
}
// Inline video playback works (at least in Mobile Safari) as
// long as the video is muted and the `playsinline` attribute is
// present
if( isMobileDevice ) {
video.muted = true;
video.autoplay = true;
video.setAttribute( 'playsinline', '' );
}
// Support comma separated lists of video sources
backgroundVideo.split( ',' ).forEach( function( source ) {
video.innerHTML += '<source src="'+ source +'">';
} );
background.appendChild( video );
}
// Iframes
else if( backgroundIframe ) {
var iframe = document.createElement( 'iframe' );
iframe.setAttribute( 'allowfullscreen', '' );
iframe.setAttribute( 'mozallowfullscreen', '' );
@ -3164,17 +3167,9 @@
iframe.style.maxWidth = '100%';
background.appendChild( iframe );
background.setAttribute( 'data-loaded', 'true' );
}
else {
background.setAttribute( 'data-loaded', 'true' );
}
}
}
}
@ -3415,10 +3410,8 @@
* the targeted slide.
*
* @param {HTMLElement} element
* @param {boolean} autoplay Optionally override the
* autoplay setting of media elements
*/
function stopEmbeddedContent( element, autoplay ) {
function stopEmbeddedContent( element ) {
if( element && element.parentNode ) {
// HTML5 media elements