VNNormalizedPointForImagePointUsingRegionOfInterest(_:_:_:_:)
Projects a point from a region of interest within the image coordinates into normalized coordinates.
Declaration
func VNNormalizedPointForImagePointUsingRegionOfInterest(_ imagePoint: CGPoint, _ imageWidth: Int, _ imageHeight: Int, _ roi: CGRect) -> CGPointParameters
- imagePoint:
The input point in image coordinates.
- imageWidth:
The width of the image.
- imageHeight:
The height of the image.
- roi:
The region of interest within the image-coordinate space.
Return Value
A point in the normalized-coordinate space.
See Also
Coordinate conversion
VNImagePointForNormalizedPoint(_:_:_:)VNNormalizedPointForImagePoint(_:_:_:)VNImagePointForNormalizedPointUsingRegionOfInterest(_:_:_:_:)VNImageRectForNormalizedRect(_:_:_:)VNNormalizedRectForImageRect(_:_:_:)VNImageRectForNormalizedRectUsingRegionOfInterest(_:_:_:_:)VNNormalizedRectForImageRectUsingRegionOfInterest(_:_:_:_:)VNNormalizedIdentityRectVNNormalizedRectIsIdentityRect(_:)VNImagePointForFaceLandmarkPoint(_:_:_:_:)VNNormalizedFaceBoundingBoxPointForLandmarkPoint(_:_:_:_:)