IPortClsEtwHelper interface (portcls.h)
The IPortClsEtwHelper interface allows an audio miniport driver to access the Event Tracing for Windows (ETW) helper functions.
The miniport driver uses the information from the helper functions to report glitching errors.
Inheritance
The IPortClsEtwHelper interface inherits from the IUnknown interface. IPortClsEtwHelper also has these types of members:
Methods
The IPortClsEtwHelper interface has these methods.
| IPortClsEtwHelper::MiniportWriteEtwEvent The MiniportWriteEtwEvent method is used by an audio miniport driver for providing the information about an Event Tracing for Windows (ETW) event. |
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 8 |
| Minimum supported server | Windows Server 2012 |
| Target Platform | Windows |
| Header | portcls.h |