[nas] [PATCH] changed method of setting the input gain

Paul Fox pgf at foxharp.boston.ma.us
Thu Jul 27 08:53:35 MDT 2006


erik wrote:
 > > is this tossing out one channel of level?  (i need to find a
 > > voxware manual.) if so, i think that instead we should average
 > > the two channels, in case someone set them very differently:
 > >          gain = ((pcm_level & 0xff) + ((pcm_level >> 8 ) & 0xff)) / 2 ;
 > > or something like that.
 > 
 > Since the NAS server only knows one gain value (implicitely used for
 > both channels) an average is not really better than tossing away one
 > channel IMHO (indeed, I'm tossing away one channel). But if you prefer
 > the average I can incorporate this into the next patch version.

a non-nas mixer may set one channel to 100% and the other to 0%.  in
that case, i think it would be better for nas to report the average.
i know it's an unlikely case.  the average just feels more "symmetric",
somehow.

paul
=---------------------
 paul fox, pgf at foxharp.boston.ma.us (arlington, ma, where it's 78.6 degrees)



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