{"json_modified": "2016-08-31T12:32:14.237977", "uuid": "0702bcba-d52e-4835-b3b9-4006521f0493", "title": "MediaStream.addTrack()", "url": "/en-US/docs/Web/API/MediaStream/addTrack", "tags": ["API", "NeedsExample", "Reference", "Media Streams API", "addTrack", "Method"], "translations": [{"uuid": "75679fc0-fa6e-45ef-8d5c-aaa1de13a227", "title": "MediaStream.addTrack()", "url": "/zh-CN/docs/Web/API/MediaStream.addTrack", "tags": [], "summary": "<strong><code>MediaStream.addTrack()</code></strong>\u00a0\u65b9\u6cd5\u4f1a\u7ed9\u6d41\u6dfb\u52a0\u4e00\u4e2a\u65b0\u8f68\u9053\u3002\u6307\u5b9a\u4e00\u4e2a<a href=\"/zh-CN/docs/Web/API/MediaStreamTrack\" title=\"MediaStreamTrack&#x63A5;&#x53E3;&#x5728;User Agent&#x4E2D;&#x8868;&#x793A;&#x4E00;&#x6BB5;&#x5A92;&#x4F53;&#x6E90;&#xFF0C;&#x6BD4;&#x5982;&#x97F3;&#x8F68;&#x6216;&#x89C6;&#x9891;&#x3002;\"><code>MediaStreamTrack</code></a>\u5bf9\u8c61\u4f5c\u4e3a\u53c2\u6570\u3002", "localization_tags": ["inprogress"], "locale": "zh-CN", "last_edit": "2016-03-01T20:21:43", "review_tags": []}], "modified": "2016-08-31T12:32:14", "label": "MediaStream.addTrack()", "localization_tags": [], "locale": "en-US", "id": 166617, "last_edit": "2016-08-31T12:32:08", "summary": "The <strong><code>MediaStream.addTrack()</code></strong> method adds a new track to the stream. The track is specified as a parameter of type <a href=\"/en-US/docs/Web/API/MediaStreamTrack\" title=\"The MediaStreamTrack interface represents&#xA0;a media source in the User Agent, like video or audio tracks.\"><code>MediaStreamTrack</code></a>.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Syntax", "title": "Syntax"}, {"id": "Parameters", "title": "Parameters"}, {"id": "Return_value", "title": "Return value"}, {"id": "Example", "title": "Example"}, {"id": "Specifications", "title": "Specifications"}, {"id": "Browser_compatibility", "title": "Browser compatibility"}, {"id": "See_also", "title": "See also"}], "slug": "Web/API/MediaStream/addTrack", "review_tags": []}