MediaPlaybackVideoTrackList.GetAt(UInt32) 方法

定义

返回指定索引处的视频轨迹。

public:
 virtual VideoTrack ^ GetAt(unsigned int index) = IVectorView<VideoTrack ^>::GetAt;
VideoTrack GetAt(uint32_t const& index);
public VideoTrack GetAt(uint index);
function getAt(index)
Public Function GetAt (index As UInteger) As VideoTrack

参数

index
UInt32

unsigned int

uint32_t

视频轨道的从零开始的索引。

返回

指定索引处的视频轨道。

实现

M:Windows.Foundation.Collections.IVectorView`1.GetAt(System.UInt32) M:Windows.Foundation.Collections.IVectorView`1.GetAt(unsigned int) M:Windows.Foundation.Collections.IVectorView`1.GetAt(uint32_t)

适用于