AppBroadcastPreviewStreamVideoFrame 类

定义

命名空间:

Windows.Media.Capture

表示应用广播预览流中的视频帧。

备注

此 API 需要 appBroadcast 和 appBroadcastSettings 功能，此功能并非对所有 Windows 应用都可用。 除非你的开发人员帐户由 Microsoft 专门预配，否则对此 API 的调用将在运行时失败。

public ref class AppBroadcastPreviewStreamVideoFrame sealed

/// [Windows.Foundation.Metadata.ContractVersion(Windows.Media.Capture.AppBroadcastContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class AppBroadcastPreviewStreamVideoFrame final

[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Media.Capture.AppBroadcastContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public sealed class AppBroadcastPreviewStreamVideoFrame

Public NotInheritable Class AppBroadcastPreviewStreamVideoFrame

继承

Object Platform::Object IInspectable AppBroadcastPreviewStreamVideoFrame

属性

ContractVersionAttribute MarshalingBehaviorAttribute ThreadingAttribute

Windows 要求

设备系列	Windows Desktop Extension SDK (在 10.0.15063.0 中引入)
API contract	Windows.Media.Capture.AppBroadcastContract (在 v1.0 中引入)
应用功能	appBroadcast appBroadcastSettings

属性

VideoBuffer	获取包含应用广播预览流视频帧的图像数据的缓冲区。
VideoHeader	获取标头，该标头描述应用广播预览流视频帧的图像数据。