JavaScript multimedia basically used to include any movies, audios, text, and music, etc in the web application. To use these multimedia objects in web application JavaScript provide a way, that is known as JavaScript multimedia. In this case, multimedia in JavaScript having a navigator object which includes child objects named plug-ins. These plug-ins are of array type and contain one entry of each plug-in installed on the browser. Plug-ins are small programs that extend the functionality of a browser. Plug-ins: This are added to an HTML page using <embed> and <object> tag.
- Using <embed> tag:
<embed height="600" width="400" src="vd.mp4"> </embed>
- Using <object> tag:
<object height="600" width="400" src="vd.mp4"> </object>
Property values: The plug-in contain some property described below:
- Name: This is a name of the field.
- Filename: This is the name of the file which is being execute to install the plug-in.
- Description: It is the description of the plug-in.
- mimeTypes: It is an array with one entry for each MIME type supported by the plug-in.
To find all the plug-ins installed in a browser:
- Program:
javascript
<!DOCTYPE html><html><head> <title> Find all the plug-ins installed in a browser </title></head><body> <table border="2px" align ="center"> <tr> <th>Name</th> <th>Filename</th> <th>Description</th> </tr> <script> for (i = 0; i<navigator.plugins.length; i++) { // Row wise printing document.write("<tr><td>"); document.write(navigator.plugins[i].name); // Print name of the field document.write("</td><td>"); document.write(navigator.plugins[i].filename); // Print the executable filename document.write("</td><td>"); document.write(navigator.plugins[i].description ); // Print description of the plug-in document.write("</td></tr>"); } </script> </table></body></html> |
- Output:
Playing a video using <video> tag: In this case, we need to add play, pause button to play and pause video. If we don’t add those button then the video is not being played or paused. The <video> tag is only used for add a video in a particular section in the HTML page.
- Program:
html
<!DOCTYPE html><html> <head> <title> Playing a video using video tag </title></head> <body> <script language="javascript"> function playPause() { var a = document.getElementsByTagName('video')[0]; if (a.paused) a.play(); else a.pause(); } </script> <center> <video src= width="600" height="200"> </video> <br> <button type="button" onclick="playPause()"> Play and Pause </button> </center></body> </html> |
- Output:
Playing a video using <embed> tag: In this case, using <embed> tag is no need to add any types of button or option by which the video is played or paused. Using <embed> tag is automatically add the play or paused button in the video like YouTube. So this the advantage of using <embed> tag.
- Program:
javascript
<!DOCTYPE html><html><body> <center> <embed src="https://media.geeksforgeeks.org/wp-content/uploads/20200110154656/20191210_115921.mp4" width="600" height="400"> </center></body></html> |
- Output:
Note: Below is the other two procedures where JavaScript is not required. Playing a video using <iframe> tag: We can also link YouTube video in a web page using <iframe> tag. Which is a part of <embed> tag:
- Program:
javascript
<!DOCTYPE html><html><body> <center> <iframe width="560" height="315" src="https://www.youtube.com/embed/lcJzw0JGfeE" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe> </center></body></html> |
- Output:
