MediaCaptureSettings.Vertical35mmEquivalentFocalLength 属性

定义

命名空间:

Windows.Media.Capture

获取捕获设备上相机镜头的垂直 35mm 等效焦距。

public:
 property IReference<unsigned int> ^ Vertical35mmEquivalentFocalLength { IReference<unsigned int> ^ get(); };

IReference<uint32_t> Vertical35mmEquivalentFocalLength();

public System.Nullable<uint> Vertical35mmEquivalentFocalLength { get; }

var iReference = mediaCaptureSettings.vertical35mmEquivalentFocalLength;

Public ReadOnly Property Vertical35mmEquivalentFocalLength As Nullable(Of UInteger)

属性值

IReference<UInt32>

Nullable<UInt32>

Windows.Foundation.IReference

IReference<uint32_t>

相机镜头的垂直 35mm 等效焦距。

Windows 要求

应用功能	backgroundMediaRecording

注解

Vertical35mmEquivalentFocalLength 的值适用于当前预览分辨率，并且每次使用 VideoDeviceController.SetMediaStreamPropertiesAsync 更改分辨率时可能会更改。