PerceptionColorFrameArrivedEventArgs.TryOpenFrame 方法

定义

命名空间:

Windows.Devices.Perception

尝试打开已到达的颜色框。

public:
 virtual PerceptionColorFrame ^ TryOpenFrame() = TryOpenFrame;

/// [Windows.Foundation.Metadata.Deprecated("PerceptionColorFrameArrivedEventArgs may be unavailable after Windows Creator Update.  Use Windows.Media.Capture.Frames.MediaFrameArrivedEventArgs instead.", Windows.Foundation.Metadata.DeprecationType.Deprecate, 262144, "Windows.Foundation.UniversalApiContract")]
PerceptionColorFrame TryOpenFrame();

[Windows.Foundation.Metadata.Deprecated("PerceptionColorFrameArrivedEventArgs may be unavailable after Windows Creator Update.  Use Windows.Media.Capture.Frames.MediaFrameArrivedEventArgs instead.", Windows.Foundation.Metadata.DeprecationType.Deprecate, 262144, "Windows.Foundation.UniversalApiContract")]
public PerceptionColorFrame TryOpenFrame();

function tryOpenFrame()

Public Function TryOpenFrame () As PerceptionColorFrame

返回

PerceptionColorFrame

如果尝试成功，此方法将返回新到达的颜色帧。 如果尝试失败，则此值保持不变。

属性

DeprecatedAttribute

注解

在打开新帧之前，应关闭现有帧。 如果应用在调用此方法时仍打开三个或更多帧，则 TryOpenFrame 将失败。