+++ /dev/null
-declare name "rms";
-declare version "1.0";
-declare author "Grame";
-declare license "BSD";
-declare copyright "(c)GRAME 2009";
-
-
-// Root Mean Square of n consecutive samples
-RMS(n) = square : mean(n) : sqrt ;
-
-// the square of a signal
-square(x) = x * x ;
-
-// the mean of n consecutive samples of a signal
-// uses fixpoint to avoid the accumulation of
-// rounding errors
-mean(n) = float2fix : integrate(n) : fix2float : /(n);
-
-// the sliding sum of n consecutive samples of a signal
-integrate(n,x) = x - x@n : +~_ ;
-
-// convertion between float and fix point
-float2fix(x) = int(x*(1<<20));
-fix2float(x) = float(x)/(1<<20);
-
-// Root Mean Square of 1000 consecutive samples
-process = RMS(1000) ;