CIImageProcessorKernel.GetRegionOfInterest Method
Definition
Important
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Developers can override this method to return the region of interest for a specific ICIImageProcessorInput.
[Foundation.Export("roiForInput:arguments:outputRect:")]
public static CoreGraphics.CGRect GetRegionOfInterest (int input, Foundation.NSDictionary<Foundation.NSString,Foundation.NSObject> arguments, CoreGraphics.CGRect outputRect);
static member GetRegionOfInterest : int * Foundation.NSDictionary<Foundation.NSString, Foundation.NSObject> * CoreGraphics.CGRect -> CoreGraphics.CGRect
Parameters
- input
- Int32
An index into the array of ICIImageProcessorInput objects passed to Apply(CGRect, CIImage[], NSDictionary<NSString,NSObject>, NSError) or Process(ICIImageProcessorInput[], NSDictionary<NSString,NSObject>, ICIImageProcessorOutput, NSError).
- arguments
- NSDictionary<NSString,NSObject>
The arguments passed to the processing function.
This parameter can be null
.
- outputRect
- CGRect
Returns
- Attributes