Instance Property

hasRollAngle

A Boolean value indicating whether there is a valid roll angle associated with the face.

Declaration

@property(readonly) BOOL hasRollAngle;

Discussion

If the value of this property is NO, the value in the rollAngle property is invalid and must not be accessed.

See Also

Accessing the Face Detection Data

rollAngle

The roll angle of the face specified in degrees.

hasYawAngle

A Boolean value indicating whether there is a valid yaw angle associated with the face.

yawAngle

The yaw angle of the face specified in degrees.