AVCaptureOutput.GetRectForMetadataOutputRectOfInterest(CGRect) Method

Reference

Definition

Namespace:: AVFoundation

Assembly:: Xamarin.iOS.dll

Important

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Transforms a rectangle in the coordinate system used for metadata into the capture output's coordinate system.

[Foundation.Export("rectForMetadataOutputRectOfInterest:")]
[ObjCRuntime.Introduced(ObjCRuntime.PlatformName.iOS, 7, 0, ObjCRuntime.PlatformArchitecture.All, null)]
public virtual CoreGraphics.CGRect GetRectForMetadataOutputRectOfInterest (CoreGraphics.CGRect rectInMetadataOutputCoordinates);

abstract member GetRectForMetadataOutputRectOfInterest : CoreGraphics.CGRect -> CoreGraphics.CGRect
override this.GetRectForMetadataOutputRectOfInterest : CoreGraphics.CGRect -> CoreGraphics.CGRect

Parameters

rectInMetadataOutputCoordinates: CGRect

Returns

CGRect

Attributes: ExportAttribute IntroducedAttribute

Remarks

Metadata uses a coordinate system whose origin is in the top-left and for which the bottom-right is (1.0,1.0). This method converts rectInMetadataOutputCoordinates from that coordinate system into the coordinate system of the AVCaptureOutput.

Applies to

通过