HTML track Tag

  • HTML <track> tag is used to represents text tracks for both the <audio> and <video> tags. The tracks are supported formatted in WebVTT format (.vtt extension) - Web Video Text Tracks.

  • HTML <track> tag specifies supplementary text such as subtitle, caption, or other forms of text that display on the media plays.

  • HTML <track> tag introduce in HTML5.

Example

<!DOCTYPE html>
<html>
<head>
  <title>HTML track tag</title>
</head>
<body>
  <video controls="controls">
    <source src="../../jix/rolling_sample.mp4" type="video/mp4"/>
    <track src="../../rolling_sample.vtt" kind="subtitles" srclang="en" label="English"/>
    <p>Your browser does not support the &lt;video&gt; tag.</p>
  </video>
</body>
<html>

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<track> Tag Attributes

HTML <track> tag support following specific attributes.

Attributes Value Description
default default Specifies the track should be enabled default. User's can change track preferences later on.
kind captions
chapters
descriptions
metadata
subtitles
Specifies the kind of text in track.
label text Specifies the title of the track.
src URL Required. Specifies the URL resource of the track file.
srclang lang_code Specifies the language of the track text data. It must be a valid as per BCP-47 language tag.

Global Attributes

HTML <track> tag support following global attributes.

Attributes Value Description
id unique_name Declared unique id for an element.
class class_name Declared one or more classnames for an element.
style styles CSS inline styles specify an element.
title title Specify extra details of element contain, this will display as a "tooltip" for an elements.

Event Attributes

HTML <track> tag support following event attributes.

Attributes Value Description
onfocus script element gets focus on object when script tobe run.
onblur script element lose the focus on object when scrip tobe run.
onabort script element gets aborted on object when script tobe run.
onchange script element gets anytime change on object when script tobe run.
onbeforeunload script element gets unloaded on object when scrip tobe run.
onclick script clicked on object when script tobe run.
ondblclick script double click on object when script tobe run.
onkeydown script key is pressed when script tobe run.
onkeypress script key is pressed over element then released when script tobe run.
onkeyup script key is released over element when script tobe run.
onmousedown script mouse button was pressed over an element when script tobe run.
onmouseout script mouse pointer release over an element when script tobe run.
onmousemove script run mouse pointer moved when script tobe run.
onmouseover script run mouse pointer move over when script tobe run.
onmouseup script mouse button is released when script tobe run.
onreset script form has been reset when script tobe run.
onselect script Select some content when script tobe run.
onsubmit script form has been submitted when script tobe run.
onload script object has load when script tobe run.
onchange script allow to change the object when script tobe run.
onunload script unload to the browser window when script tobe run.
ondrag script element being dragged when script tobe run.
ondragend script element being stop dragged when script tobe run.
ondragenter script element being go target dragged when script tobe run.
ondragleave script element being leave to target dragged when script tobe run.
ondragover script element being over to target dragged when script tobe run.
ondragstart script element being start dragged when script tobe run.
ondrop script element being dropped when script tobe run.
onerror script element error occurs when script tobe run.
onmessage script element message display when script tobe run.
onerror script element error occurs when script tobe run.
onmousewheel script mouse wheel will be rotate when script tobe run.
onscroll script scrollbar is scroll when script tobe run.
onresize script element should be resize when script tobe run.
onselect script all element content selected when script tobe run.
onstorage script element should be store in target when script tobe run.

Browser Compatibility

  • Google Chrome
    Not Supported
  • Mozilla Firefox
    Not Supported
  • Microsoft Edge
    Not Supported
  • Opera
    Not Supported
  • Safari
    Not Supported