The name of the track that contains the metadata to use to draw the overlay (the input does not need to contain the video frames). For example, to draw an overlay that shows detected faces, you could use the Result track from a face detection task.

Specify the name of the track in the format taskName.trackName. For example, to specify the Result track produced by the MyFaceRecognition task, set this parameter to MyFaceRecognition.Result.

Type: String
Required: Yes
Configuration Section: TaskName
Example: Input=FaceDetection.Result
See Also: