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HTML DOM Video readyState Property
The HTML DOM Video readyState property returns a number corresponding to the current ready state of the video.
Syntax
Following is the syntax −
Returning number value
mediaObject.readyState
Here, the return value can be the following −
- 0 (HAVE_NOTHING) depicts no information available
- 1 (HAVE_METADATA) depicts metadata for the media is ready and video is seekable
- 2 (HAVE_CURRENT_DATA) depicts data for the current playback position is available, but not enough data to play next frame
- 3 (HAVE_FUTURE_DATA) depicts data for the current position and also for at least more than two frames of video
- 4 (HAVE_ENOUGH_DATA) depicts enough data available to start playing
Let us see an example of HTML DOM Video readyState property −
Example
<!DOCTYPE html>
<html>
<head>
<title>HTML DOM Video readyState</title>
<style>
* {
padding: 2px;
margin:5px;
}
form {
width:70%;
margin: 0 auto;
text-align: center;
}
input[type="button"] {
border-radius: 10px;
}
</style>
</head>
<body>
<form>
<fieldset>
<legend>HTML-DOM-Video-readyState</legend>
<video id="demo" width="320" controls><source src="" type="video/mp4"></video><br>
<input type="button" onclick="setTrackDetails()" value="Set Source">
<input type="button" onclick="getTrackDetails()" value="Get ready State">
<div id="divDisplay">
</div>
</fieldset>
</form>
<script>
var divDisplay = document.getElementById("divDisplay");
var demo = document.getElementById("demo");
var srcOfMedia = 'http://www.tutorialspoint.com/html5/foo.mp4';
function getTrackDetails() {
divDisplay.textContent = 'ready State: '+demo.readyState;
}
function setTrackDetails() {
demo.src = srcOfMedia;
demo.load();
}
</script>
</body>
</html>
Output
Clicking ‘Get ready State’ button with no source defined −
Clicking ‘Get ready State’ button with source defined −
Updated on: 2021-02-18T04:43:23+05:30
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