The Video poster property is used for setting or returning the value of the poster attribute of a video. The poster attribute is specifically used to display an image while the video is being downloaded, or until the play button is hit by the user. The first frame of the video is displayed if the poster option is not included.
Syntax: Return the poster property:
videoObject.poster
Set the poster property:
videoObject.poster = URL
Property Values
- URL : It is used to specify the URL of the video file.
Two Possible Values :
- Absolute URL: It points to another webpage.
- Relative URL: It points to other files of the same web page.
Below program illustrates the Video Poster property :
Example: Changing the poster image of a video.
html
<!DOCTYPE html><html>
<head>
<title>DOM Video poster Property</title>
</head>
<body style="text-align:center">
<h1 style="color:green">
GeeksforGeeks
</h1>
<h2 style="font-family: Impact">
Video Poster Property
</h2>
<br>
<video id="Test_Video"
width="360"
height="240"
poster="gfg_200X200.png"
controls>
<source src="samplevideo.mp4"
type="video/mp4">
<source src="movie.ogg"
type="video/ogg">
</video>
<p>To change the poster image,
double click the "Change Poster" button.</p>
<button ondblclick="My_Video()"
type="button">Change Poster</button>
<script>
function My_Video() {
document.getElementById(
"Test_Video").poster = "Unknown.png";
}
</script>
</body>
</html>
|
Output: Before clicking the button::
- Apple Safari 3.1
- Internet Explorer 9
- Firefox 3.6
- Google Chrome 3
- Edge 12
- Opera 10.5