Registers performance measurement identifiers.
virtual void RegisterPerfId( );
Parameters
None.
Return Values
None.
Remarks
By default, this member function registers the following performance identifiers.
| Performance identifier | Registered string |
|---|---|
| m_idSkip | Video transform skip frame |
| m_idFrameType | Video transform frame type |
| m_idLate | Video transform lateness |
| m_idTimeTillKey | Video transform estd. time to next key |
This member function also calls CTransformFilter::RegisterPerfId for its performance identifier.
Override this member function if you want to register performance measurement identifiers in the derived class. If you do this, be sure to register these as well.
This member function is enabled only when PERF is defined.
Requirements
DirectShow applications and DirectShow filters have different include file and link library requirements.
For more information, see Setting Up the Build Environment.
OS Versions: Windows CE 2.12 and later. Version 2.12 requires DXPAK 1.0 or later.
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