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@brkattk updated emulateTextTrack to exit early if no textTracks. closes #2426

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This commit is contained in:
Erik Straub 2015-10-28 18:01:15 -04:00 committed by Gary Katsevman
parent e6f5d6b585
commit c24a3a8173
2 changed files with 6 additions and 5 deletions
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1
CHANGELOG.md
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@ -17,6 +17,7 @@ CHANGELOG
* @forbesjo Added Microsoft Caption Maker link ([view](https://github.com/videojs/video.js/pull/2618))
* @misteroneill updated modal dialog CSS ([view](https://github.com/videojs/video.js/pull/2756))
* @misteroneill Add browserify
* @brkattk updated emulateTextTrack to exit early if no textTracks ([view](https://github.com/videojs/video.js/pull/2426))
--------------------

10
src/js/tech/tech.js
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@ -309,6 +309,11 @@ class Tech extends Component {
* @method emulateTextTracks
*/
emulateTextTracks() {
let tracks = this.textTracks();
if (!tracks) {
return;
}
if (!window['WebVTT'] && this.el().parentNode != null) {
let script = document.createElement('script');
script.src = this.options_['vtt.js'] || '../node_modules/vtt.js/dist/vtt.js';
@ -316,11 +321,6 @@ class Tech extends Component {
window['WebVTT'] = true;
}
let tracks = this.textTracks();
if (!tracks) {
return;
}
let textTracksChanges = Fn.bind(this, function() {
let updateDisplay = () => this.trigger('texttrackchange');