通过

MediaProcessingTriggerDetails 类

  • 参考

定义

命名空间:
Windows.Media
编辑

提供对 MediaProcessingTrigger.RequestAsync 调用中提供的参数集的媒体处理后台任务访问权限。

public ref class MediaProcessingTriggerDetails sealed
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class MediaProcessingTriggerDetails final
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public sealed class MediaProcessingTriggerDetails
Public NotInheritable Class MediaProcessingTriggerDetails
继承
Object Platform::Object IInspectable MediaProcessingTriggerDetails
属性
ContractVersionAttribute MarshalingBehaviorAttribute ThreadingAttribute

Windows 要求

设备系列
Windows 10 (在 10.0.10240.0 中引入)
API contract
Windows.Foundation.UniversalApiContract (在 v1.0 中引入)

注解

通过将 IBackgroundTaskInstance 对象的 TriggerDetails 属性（传递到后台任务的 Run 方法）转换为 MediaProcessingTriggerDetails 对象，获取此类的实例。

属性

Arguments

获取一个值集，该值集包含对 MediaProcessingTrigger.RequestAsync 的调用中提供的参数。

适用于