HTMLMedia​Element​.textTracks - Web APIs
tion, or using the object's gettrackbyid() method. each track is represented by a texttrack object which provides information about the track. ...
...ented by a texttrack object which provides information about the track. ...
... track. ...
...And 2 more matches

<track>: The Embed Text Track element - HTML: Hypertext Markup Language
visible to the user. label a user-readable title of the text track which is used by the browser when listing available text tracks. src address of the track (.vtt file). must be a valid url. this attribute must be specified and its url value must have the same origin as the document — unless the <audio> or <video> parent element of the track element has a crossorigin attribute. srclang language of the track text data. it must be a valid bcp 47 language tag. if the kind attribute is set to subtitles, then srclang must be defined. usage notes track data types the type of data that track adds to the media is set in the kind attribute, which can take values of subtitles, captions, descriptions, chapters or metadata. the element points to a source file containing timed text tha...
...must be defined. usage notes track data types the type of data that track adds to the media is set in the kind attribute, which can take values of subtitles, captions, descriptions, chapters or metadata. the element points to a source file containing timed text that the browser exposes when the user requests additional data. a media element cannot have more than one track with the same kind, srclang, and label. detecting cue changes the underlying texttrack, indicated by the track property, receives a cuechange event every time the currently-presented cue is changed. this happens even if the track isn't associated with a media element. if the track is associated with a media element, using the <track> element as a child of the <audio> or <video> element, the cuechange event is also sent t...
...ddition, you can use the oncuechange event handler: let texttrackelem = document.getelementbyid("texttrack"); texttrackelem.oncuechange = (event) => { let cues = event.target.track.activecues; }); examples <video controls poster="/images/sample.gif"> <source src="sample.mp4" type="video/mp4"> <source src="sample.ogv" type="video/ogv"> <track kind="captions" src="samplecaptions.vtt" srclang="en"> <track kind="descriptions" src="sampledescriptions.vtt" srclang="en"> <track kind="chapters" src="samplechapters.vtt" srclang="en"> <track kind="subtitles" src="samplesubtitles_de.vtt" srclang="de"> <track kind="subtitles" src="samplesubtitles_en.vtt" srclang="en"> <track kind="subtitles" src="samplesubtitles_ja.vtt" srclang="ja"> <track kind="subtitles" src="samplesu...
... kind="descriptions" src="sampledescriptions.vtt" srclang="en"> <track kind="chapters" src="samplechapters.vtt" srclang="en"> <track kind="subtitles" src="samplesubtitles_de.vtt" srclang="de"> <track kind="subtitles" src="samplesubtitles_en.vtt" srclang="en"> <track kind="subtitles" src="samplesubtitles_ja.vtt" srclang="ja"> <track kind="subtitles" src="samplesubtitles_oz.vtt" srclang="oz"> <track kind="metadata" src="keystage1.vtt" srclang="en" label="key stage 1"> <track kind="metadata" src="keystage2.vtt" srclang="en" label="key stage 2"> <track kind="metadata" src="keystage3.vtt" srclang="en" label="key stage 3"> <!-- fallback --> ... </video> specifications specification status comment html living standardthe de...

Accessible multimedia - Learn web development
00:34.074 this is the second. ... to get this displayed along with the html media playback, you need to: save it as a .vtt file in a sensible place. link to the .vtt file with the <track> element. <track> should be placed within <audio> or <video>, but after all <source> elements. use the kind attribute to specify whether the cues are subtitles, captions, or descriptions. ...
...t after all <source> elements. use the kind attribute to specify whether the cues are subtitles, captions, or descriptions. furthermore, use srclang to tell the browser what language you have written the subtitles in. here's an example: <video controls> <source src="example.mp4" type="video/mp4"> <source src="example.webm" type="video/webm"> <track kind="subtitles" src="subtitles_en.vtt" srclang="en"> </video> this will result in a video that has subtitles displayed, kind of like this: for more details, please read adding captions and subtitles to html5 video. you can find the example that goes along with this article on github, written by ian devlin (see the source code too.) this example uses some javascript to allow users to choose between different subtitles. note that to turn th...

Video and audio content - Learn web development
00:00:34.074 this is the second. ... to get this displayed along with the html media playback, you need to: save it as a .vtt file in a sensible place. link to the .vtt file with the <track> element. <track> should be placed within <audio> or <video>, but after all <source> elements. use the kind attribute to specify whether the cues are subtitles, captions, or descriptions. ...
...after all <source> elements. use the kind attribute to specify whether the cues are subtitles, captions, or descriptions. further, use srclang to tell the browser what language you have written the subtitles in. here's an example: <video controls> <source src="example.mp4" type="video/mp4"> <source src="example.webm" type="video/webm"> <track kind="subtitles" src="subtitles_en.vtt" srclang="en"> </video> this will result in a video that has subtitles displayed, kind of like this: for more details, please read adding captions and subtitles to html5 video. you can find the example that goes along with this article on github, written by ian devlin (see the source code too.) this example uses some javascript to allow users to choose between different subtitles. note that to turn th...

Adding captions and subtitles to HTML5 video - Developer guides
titles in three different languages — english, german, and spanish — so we will reference all three of the relevant vtt files by adding <track> elements inside our html5 <video> element: <video id="video" controls preload="metadata"> <source src="video/sintel-short.mp4" type="video/mp4"> <source src="video/sintel-short.webm" type="video/webm"> <track label="english" kind="subtitles" srclang="en" src="captions/vtt/sintel-en.vtt" default> <track label="deutsch" kind="subtitles" srclang="de" src="captions/vtt/sintel-de.vtt"> <track label="español" kind="subtitles" srclang="es" src="captions/vtt/sintel-es.vtt"> </video> as you can see, each <track> element has the following attributes set: kind is given a value of subtitles, indicating the type of content the files contain l...
... a value of subtitles, indicating the type of content the files contain label is given a value indicating which language that subtitle set is for — for example english or deutsch — these labels will appear in the user interface to allow the user to easily select which subtitle language they want to see. src is assigned a valid url pointing to the relevant webvtt subtitle file in each case. srclang indicates what language each subtitle files' contents are in. the default attribute is set on the english <track> element, indicating to the browser that this is the default subtitle file definition to use when subtitles have been turned on and the user has not made a specific selection. in addition to adding the <track> elements, we have also added a new button to control the subtitles menu t...

Audio and Video Delivery - Developer guides
we instruct the video to autoplay but to be muted by defa...
...we instruct the video to autoplay but to be muted by default. note: the autoplay attribute may be ignored by some mobile browsers. als...

HTMLTrackElement - Web APIs
nherits properties from its parent, htmlelement. htmltrackelement.kind is a domstring that reflects the kind html attribute, indicating how the text track is meant to be used. possible values are: subtitles, captions, descriptions, chapters, or metadata. htmltrackelement.src is a domstring that reflects the src html attribute, indicating the address of the text track data. htmltrackelement.srclang is a domstring that reflects the srclang html attribute, indicating the language of the text track data. htmltrackelement.label is a domstring that reflects the label html attribute, indicating a user-readable title for the track. htmltrackelement.default a boolean reflecting the default attribute, indicating that the track is to be enabled if the user's preferences do not indicate that ano...

HTML attribute reference - HTML: Hypertext Markup Language
global attribute assigns a slot in a shadow dom shadow tree to an element. span <col>, <colgroup> spellcheck global attribute indicates whether spell checking is allowed for the element. src <audio>, <embed>, <iframe>, <img>, <input>, <script>, <source>, <track>, <video> the url of the embeddable content. srcdoc <iframe> srclang <track> srcset <img>, <source> one or more responsive image candidates. start <ol> defines the first number if other than 1. step <input> style global attribute defines css styles which will override styles previously set. summary <table> tabindex global attribute overrides the browser's default tab...