init(requestRevision:boundingBox:roll:yaw:)
Creates an observation that contains the roll and yaw of the face.
Declaration
convenience init(requestRevision: Int, boundingBox: CGRect, roll: NSNumber?, yaw: NSNumber?)Parameters
- requestRevision:
The revision of the request.
- boundingBox:
The bounding rectangle of the detected face landmark.
- roll:
The rotational angle of the face landmark around the z-axis.
- yaw:
The rotational angle of the face landmark around the y-axis.