{
  "info": {
    "name": "Media Source Extensions",
    "subsection_number": null,
    "subsection_name": null,
    "url": "https://www.w3.org/TR/media-source/"
  },
  "features": [
    "HTMLVideoElement.prototype.getVideoPlaybackQuality",
    "MediaSource.isTypeSupported",
    "MediaSource.prototype.addSourceBuffer",
    "MediaSource.prototype.endOfStream",
    "MediaSource.prototype.removeSourceBuffer",
    "SourceBuffer.prototype.abort",
    "SourceBuffer.prototype.appendBuffer",
    "SourceBuffer.prototype.remove"
  ]
}