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System Reference Clock

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Microsoft DirectShow 9.0

System Reference Clock

The System Reference Clock object implements a reference clock that returns the system time. If none of the filters in the graph provides a reference clock, the filter graph manager uses this component to synchronize the graph. Create this object by calling CoCreateInstance.

Class Identifier CLSID_SystemClock
Interfaces IAMClockAdjust, IReferenceClock, IReferenceClockTimerControl

See Also