|Microsoft DirectX 9.0|
The get_DevSyncOffset method retrieves the standard deviation of the time in milliseconds between when each frame was due and when it was actually rendered, for all frames since streaming started.
HRESULT get_DevSyncOffset( int *piDev );
Pointer to the standard deviation of the time as previously described.
Returns an HRESULT value.
This member function implements the IQualProp::get_DevSyncOffset method.