diff --git a/js/reveal.js b/js/reveal.js index 65ac29f..ae5810c 100644 --- a/js/reveal.js +++ b/js/reveal.js @@ -147,6 +147,10 @@ // Flags if reveal.js is loaded (has dispatched the 'ready' event) loaded = false, + // Flags if video background is loaded + loadeddataVideo = false, + + // The horizontal and vertical index of the currently active slide indexh, indexv, @@ -2472,8 +2476,17 @@ // Start video playback var currentVideo = currentBackground.querySelector( 'video' ); if( currentVideo ) { - currentVideo.currentTime = 0; - currentVideo.play(); + + currentVideo.addEventListener("loadeddata", function() { + currentVideo.currentTime = 0; + currentVideo.play(); + loadeddataVideo = true; + this.removeEventListener("loadeddata",function(){return false}); + }); + if(loadeddataVideo === true){ + currentVideo.currentTime = 0; + currentVideo.play(); + } } // Don't transition between identical backgrounds. This