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  /frameworks/av/media/libeffects/lvm/lib/Common/src/
LVC_Mixer_GetCurrent.c 28 /* This function returns the CurrentGain in Q16.15 format */
31 /* CurrentGain - CurrentGain value in Q 16.15 format */
37 LVM_INT32 CurrentGain;
39 CurrentGain=pInstance->Current>>(16-pInstance->Shift); // CurrentGain in Q16.15 format
40 return CurrentGain;
LVC_Mixer_SetTarget.c 32 /* "Current" based on maximum(TargetGain,CurrentGain) */
33 /* E.g. CurrentGain=1.9 and TargetGain=2.5 then based on */
51 LVM_INT32 CurrentGain;
54 CurrentGain=pInstance->Current>>(16-pInstance->Shift); // CurrentGain in Q16.15 format
55 if(CurrentGain>MaxGain)
56 MaxGain=CurrentGain; // MaxGain=max(CurrentGain,TargetGain)
64 pInstance->Current=CurrentGain<<(16-Shift); // Update fractional gain Current

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