Global Variable

CIFeatureTypeRectangle

The discovered feature is a rectangular object, though it might appear in perspective in the image.

Declaration

let CIFeatureTypeRectangle: String

Discussion

Use the CIRectangleFeature class to find more information about the detected feature.

See Also

Feature Types

let CIFeatureTypeFace: String

The discovered feature is a person’s face.

let CIFeatureTypeQRCode: String

The discovered feature is a Quick Response code (2D barcode).

let CIFeatureTypeText: String

The discovered feature is a region likely to contain upright text.

Beta Software

This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.

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