Instance Property


A dictionary containing metadata about the image.


var properties: [String : Any] { get }


If the CIImage object is the output of a filter (or filter chain), this property’s value is the metadata from the filter’s original input image.

See Also

Getting Image Information

var definition: CIFilterShape

Returns a filter shape object that represents the domain of definition of the image.

var extent: CGRect

A rectangle that specifies the extent of the image.

var url: URL?

The URL from which the image was loaded.

var colorSpace: CGColorSpace?

The color space of the image.

func orientationTransform(forExifOrientation: Int32) -> CGAffineTransform

Returns the transformation needed to reorient the image to the specified orientation.

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