IltmfPlay:: IsRateSupported c++的示例

无效IsPlayerRateSupported (IltmfPlay * pPlay){VARIANT_BOOL vrtRateSupported;HRESULT hr = pPlay - > IsRateSupported (2.0, &vrtRateSupported);如果(成功(人力资源)& & vrtRateSupported = = VARIANT_TRUE)pPlay - > put_Rate (2.0);}
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