Re: winealsa: Implement Get/SetControlDetails

[Alexandre Julliard]

Maarten Lankhorst  writes:
> @@ -748,6 +749,22 @@ static DWORD MIX_GetDevCaps(UINT wDevID, LPMIXERCAPS2W caps, DWORD_PTR parm2)
>      return MMSYSERR_NOERROR;
>  }
>
> +/* convert win32 volume to alsa volume, and vice versa */
> +static DWORD normalized(long value, long prevmax, long nextmax)
> +{
> - double ret = (double)value;
> - ret *= (double)nextmax;
> - ret /= (double)prevmax;
> - ret += .5;
> - TRACE("%ld/%ld -> %ld/%ld\n", value, prevmax, (long)ret, nextmax);
> -
> - if (ret > nextmax)
> -
>    ret = nextmax;
> - else if (ret < 0)
> -
>    ret = 0;
> -
> - return (DWORD)ret;
>
> +}

You should probably use MulDiv() instead.