共用方式為


TrackBase interface

Base type for concrete track types. A derived type must be used to represent the Track.

Properties

odataType

Polymorphic discriminator, which specifies the different types this object can be

Property Details

odataType

Polymorphic discriminator, which specifies the different types this object can be

odataType: "#Microsoft.Media.AudioTrack" | "#Microsoft.Media.TextTrack" | "#Microsoft.Media.VideoTrack"

Property Value

"#Microsoft.Media.AudioTrack" | "#Microsoft.Media.TextTrack" | "#Microsoft.Media.VideoTrack"