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IReferenceClockTimerControl::GetDefaultTimerResolution

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Microsoft DirectShow 9.0

IReferenceClockTimerControl::GetDefaultTimerResolution

This topic applies to Windows Vista and later.

The GetDefaultTimerResolution method returns the timer resolution that was requested by the reference clock.

Syntax

  HRESULT GetDefaultTimerResolution(
  REFERENCE_TIME  *pTimerResolution
);

Parameters

pTimerResolution

[out]  Receives the requested timer resolution, in 100-nanosecond units.

Return Value

Returns an HRESULT value. Possible values include the following.

Return Code Description
S_OK Success.
E_POINTER NULL pointer argument.

Remarks

The value returned in pTimerResolution is the period that the reference clock attempts to set on the underlying timer. The actual timer period might differ, depending on the hardware. If the reference clock did not request a minimum timer resolution, the pTimerResolution parameter receives the value zero.

Requirements

Header: Declared in Strmif.h; include Dshow.h.

Library: Use Strmiids.lib.

See Also