VideoFrame.CopyToAsync 方法

參考

定義

命名空間:: Windows.Media

重要

部分資訊涉及發行前產品，在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊，不做任何明確或隱含的瑕疵擔保。

多載

CopyToAsync(VideoFrame)	將目前的 VideoFrame 複製到提供的 VideoFrame 物件。
CopyToAsync(VideoFrame, IReference<BitmapBounds>, IReference<BitmapBounds>)	將目前 VideoFrame 中指定的矩形複製到所提供 VideoFrame 物件的指定矩形。

CopyToAsync(VideoFrame)

編輯

將目前的 VideoFrame 複製到提供的 VideoFrame 物件。

public:
 virtual IAsyncAction ^ CopyToAsync(VideoFrame ^ frame) = CopyToAsync;

/// [Windows.Foundation.Metadata.RemoteAsync]
IAsyncAction CopyToAsync(VideoFrame const& frame);

[Windows.Foundation.Metadata.RemoteAsync]
public IAsyncAction CopyToAsync(VideoFrame frame);

function copyToAsync(frame)

Public Function CopyToAsync (frame As VideoFrame) As IAsyncAction

參數

frame: VideoFrame

將複製目前畫面的目標視訊畫面。

傳回

IAsyncAction

非同步動作。

屬性: RemoteAsyncAttribute

備註

目標畫面必須具有與來源畫面相同的像素格式、寬度、高度和 Alpha 模式。

適用於

CopyToAsync(VideoFrame, IReference<BitmapBounds>, IReference<BitmapBounds>)

編輯

將目前 VideoFrame 中指定的矩形複製到所提供 VideoFrame 物件的指定矩形。

public:
 virtual IAsyncAction ^ CopyToAsync(VideoFrame ^ frame, IReference<BitmapBounds> ^ sourceBounds, IReference<BitmapBounds> ^ destinationBounds) = CopyToAsync;

/// [Windows.Foundation.Metadata.Overload("CopyToWithBoundsAsync")]
/// [Windows.Foundation.Metadata.RemoteAsync]
IAsyncAction CopyToAsync(VideoFrame const& frame, IReference<BitmapBounds> const& sourceBounds, IReference<BitmapBounds> const& destinationBounds);

[Windows.Foundation.Metadata.Overload("CopyToWithBoundsAsync")]
[Windows.Foundation.Metadata.RemoteAsync]
public IAsyncAction CopyToAsync(VideoFrame frame, System.Nullable<BitmapBounds> sourceBounds, System.Nullable<BitmapBounds> destinationBounds);

function copyToAsync(frame, sourceBounds, destinationBounds)

Public Function CopyToAsync (frame As VideoFrame, sourceBounds As Nullable(Of BitmapBounds), destinationBounds As Nullable(Of BitmapBounds)) As IAsyncAction