IltmmPlay::IsRateSupported Example for C++

void IsPlayerRateSupported(IltmmPlay *pPlay) 
{ 
   VARIANT_BOOL vrtRateSupported; 
   HRESULT hr = pPlay->IsRateSupported(2.0, &vrtRateSupported); 
   if (SUCCEEDED(hr) && vrtRateSupported == VARIANT_TRUE) 
      pPlay->put_Rate(2.0); 
}

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LEADTOOLS Multimedia C API Help
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