This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.
msPlayToSource is a read-only property which gets the source associated with the media element for use by the
This proprietary property is specific to Internet Explorer and Microsoft Edge.
ptr = object.msPlayToSource;
PlayTo is a means through which an app can connect local playback/display for audio, video, and img elements to a remote device. For more information, see the Windows.Media.PlayTo APIs.
msPlayToSource is used in the
sourceRequested handler -- get the
PlayToSource object from an audio, video, or img element using the
msPlayToSource property and pass it to
e.setSource, then set the
PlayToSource.next property to the
msPlayToSource of another element for continual playing.
The property value for
msPlayToSource is the source associated with the media element.