This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The sourceBuffers
read-only property of the MediaSource
interface returns a SourceBufferList
object containing the list of SourceBuffer
objects associated with this MediaSource
.
Syntax
var mySourceBuffers = mediaSource.sourceBuffers;
Value
Example
The following snippet is based on a simple example written by Nick Desaulniers (view the full demo live, or download the source for further investigation.)
function sourceOpen (_) {
//console.log(this.readyState); // open
var mediaSource = this;
var sourceBuffer = mediaSource.addSourceBuffer(mimeCodec);
fetchAB(assetURL, function (buf) {
sourceBuffer.addEventListener('updateend', function (_) {
mediaSource.endOfStream();
console.log(mediaSource.sourceBuffers); // will contain the source buffer that was added above
video.play();
//console.log(mediaSource.readyState); // ended
});
sourceBuffer.appendBuffer(buf);
});
};
...
Specifications
Specification | Status | Comment |
---|---|---|
Media Source Extensions The definition of 'sourceBuffers' in that specification. |
Recommendation | Initial definition. |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
sourceBuffers | Chrome Full support 23 | Edge Full support 12 | Firefox
Full support
42
| IE
Full support
11
| Opera Full support 15 | Safari Full support 8 | WebView Android Full support 4.4.3 | Chrome Android Full support 25 | Firefox Android Full support 41 | Opera Android Full support 14 | Safari iOS No support No | Samsung Internet Android Full support 1.5 |
Legend
- Full support
- Full support
- No support
- No support
- Experimental. Expect behavior to change in the future.
- Experimental. Expect behavior to change in the future.
- See implementation notes.
- See implementation notes.
- User must explicitly enable this feature.
- User must explicitly enable this feature.