共用方式為


MediaCapture.CreateMultiSourceFrameReaderAsync 方法

定義

建立 MultiSourceMediaFrameReader ,用來從一或多個 MediaFrameSource 物件取得時間相互關聯的畫面。

public:
 virtual IAsyncOperation<MultiSourceMediaFrameReader ^> ^ CreateMultiSourceFrameReaderAsync(IIterable<MediaFrameSource ^> ^ inputSources) = CreateMultiSourceFrameReaderAsync;
/// [Windows.Foundation.Metadata.RemoteAsync]
IAsyncOperation<MultiSourceMediaFrameReader> CreateMultiSourceFrameReaderAsync(IIterable<MediaFrameSource> const& inputSources);
[Windows.Foundation.Metadata.RemoteAsync]
public IAsyncOperation<MultiSourceMediaFrameReader> CreateMultiSourceFrameReaderAsync(IEnumerable<MediaFrameSource> inputSources);
function createMultiSourceFrameReaderAsync(inputSources)
Public Function CreateMultiSourceFrameReaderAsync (inputSources As IEnumerable(Of MediaFrameSource)) As IAsyncOperation(Of MultiSourceMediaFrameReader)

參數

inputSources

IIterable<MediaFrameSource>

IEnumerable<MediaFrameSource>

要供畫面讀取器使用的MediaFrameSource物件的IIterable清單。

傳回

非同步作業,會在成功完成時傳回 MultiSourceMediaFrameReader

屬性

Windows 需求

裝置系列
Windows 10 Creators Update (已於 10.0.15063.0 引進)
API contract
Windows.Foundation.UniversalApiContract (已於 v4.0 引進)
應用程式功能
backgroundMediaRecording

適用於