MediaFrameArrivedEventArgs 类

定义

命名空间:

Windows.Media.Capture.Frames

为 MediaFrameReader.FrameArrived 事件提供数据。

public ref class MediaFrameArrivedEventArgs sealed

/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 196608)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class MediaFrameArrivedEventArgs final

[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 196608)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public sealed class MediaFrameArrivedEventArgs

Public NotInheritable Class MediaFrameArrivedEventArgs

继承

Object Platform::Object IInspectable MediaFrameArrivedEventArgs

属性

ContractVersionAttribute MarshalingBehaviorAttribute ThreadingAttribute

Windows 要求

设备系列	Windows 10 Anniversary Edition (在 10.0.14393.0 中引入)
API contract	Windows.Foundation.UniversalApiContract (在 v3.0 中引入)

注解

通过处理 MediaFrameReader.FrameArrived 事件获取此类的实例。 在事件处理程序中，将发送方强制转换为 MediaFrameReader ，并调用 TryAcquireLatestFrame 获取表示帧源中最新帧的 MediaFrameReference （如果可用）。