CBaseVideoRenderer::PreparePerformanceData

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Sets the m_trLateand m_trFramevalues of the current frame.

void PreparePerformanceData(
int
trLate, 
int
trFrame
);

Parameters

trLate

How late the sample was beyond its due time, in reference time units.

trFrame

Interframe time, in reference time units.

Return Values

No return value.

Remarks

This member function sets m_trLateto the value of trLateand m_trFrameto the value of trFrame.

When the CBaseVideoRenderer::RecordFrameLatenessmember function is called from either CBaseVideoRenderer::OnRenderStartor CBaseVideoRenderer::OnDirectRender, it passes the values of m_trLateand m_trFramefor it to update the statistics. PreparePerformanceDatais called from CBaseVideoRenderer::OnWaitEndto set these data member values.

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