PerceptionInfraredFrameArrivedEventArgs.TryOpenFrame 方法

定义

命名空间:

Windows.Devices.Perception

尝试打开已到达的红外帧。

public:
 virtual PerceptionInfraredFrame ^ TryOpenFrame() = TryOpenFrame;

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

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

function tryOpenFrame()

Public Function TryOpenFrame () As PerceptionInfraredFrame

返回

PerceptionInfraredFrame

如果尝试成功，此方法将返回新到达的红外帧。 如果尝试不成功，此值将保持不变。

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。