/usr/share/doc/faust/examples/vumeter.dsp is in faust 0.9.46-2.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 | declare name "vumeter";
declare version "1.0";
declare author "Grame";
declare license "BSD";
declare copyright "(c)GRAME 2006";
//-------------------------------------------------
// Simple vumeter
//-------------------------------------------------
import("math.lib");
import("music.lib");
vmeter(x) = attach(x, envelop(x) : vbargraph("[2][unit:dB]", -70, +5));
hmeter(x) = attach(x, envelop(x) : hbargraph("[2][unit:dB]", -70, +5));
envelop = abs : max ~ -(1.0/SR) : max(db2linear(-70)) : linear2db;
process = vmeter;
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