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AVCaptureMetadataOutput.SetDelegate 方法

定义

[Foundation.Export("setMetadataObjectsDelegate:queue:")]
public virtual void SetDelegate (AVFoundation.IAVCaptureMetadataOutputObjectsDelegate objectsDelegate, CoreFoundation.DispatchQueue objectsCallbackQueue);
abstract member SetDelegate : AVFoundation.IAVCaptureMetadataOutputObjectsDelegate * CoreFoundation.DispatchQueue -> unit
override this.SetDelegate : AVFoundation.IAVCaptureMetadataOutputObjectsDelegate * CoreFoundation.DispatchQueue -> unit

参数

objectsDelegate
IAVCaptureMetadataOutputObjectsDelegate

内容待定。

此参数可以为 null

objectsCallbackQueue
DispatchQueue

内容待定。

此参数可以为 null

属性

适用于