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data-autoslide attribute takes precedence over video duration

This commit is contained in:
Hakim El Hattab 2020-05-26 10:56:02 +02:00
parent b7487b8b4f
commit b1e5db0ec9
4 changed files with 21 additions and 18 deletions
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2
dist/reveal.esm.js vendored
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2
dist/reveal.js vendored
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9
examples/media.html
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@ -31,6 +31,11 @@
<h2 style="color: #fff;">Iframe Background</h2>
</section>
<section>
<h2>Video</h2>
<video src="https://static.slid.es/site/homepage/v1/homepage-video-editor.mp4" data-autoplay></video>
</section>
<section>
<h2>Auto-playing audio</h2>
<audio src="assets/beeping.wav" data-autoplay></audio>
@ -59,9 +64,7 @@
<script src="../dist/reveal.js"></script>
<script>
Reveal.initialize({
transition: 'linear'
});
Reveal.initialize();
</script>
</body>

26
js/reveal.js
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@ -2067,21 +2067,21 @@ export default function( revealElement, options ) {
}
else {
autoSlide = config.autoSlide;
}
// If there are media elements with data-autoplay,
// automatically set the autoSlide duration to the
// length of that media. Not applicable if the slide
// is divided up into fragments.
// playbackRate is accounted for in the duration.
if( currentSlide.querySelectorAll( '.fragment' ).length === 0 ) {
Util.queryAll( currentSlide, 'video, audio' ).forEach( el => {
if( el.hasAttribute( 'data-autoplay' ) ) {
if( autoSlide && (el.duration * 1000 / el.playbackRate ) > autoSlide ) {
autoSlide = ( el.duration * 1000 / el.playbackRate ) + 1000;
// If there are media elements with data-autoplay,
// automatically set the autoSlide duration to the
// length of that media. Not applicable if the slide
// is divided up into fragments.
// playbackRate is accounted for in the duration.
if( currentSlide.querySelectorAll( '.fragment' ).length === 0 ) {
Util.queryAll( currentSlide, 'video, audio' ).forEach( el => {
if( el.hasAttribute( 'data-autoplay' ) ) {
if( autoSlide && (el.duration * 1000 / el.playbackRate ) > autoSlide ) {
autoSlide = ( el.duration * 1000 / el.playbackRate ) + 1000;
}
}
}
} );
} );
}
}
// Cue the next auto-slide if: