Reorganise into faster (R2) and finer (R3)

src/faster/SilentAudioCurve.cpp

@@ -0,0 +1,73 @@
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Rubber Band Library
+    An audio time-stretching and pitch-shifting library.
+    Copyright 2007-2022 Particular Programs Ltd.
+
+    This program is free software; you can redistribute it and/or
+    modify it under the terms of the GNU General Public License as
+    published by the Free Software Foundation; either version 2 of the
+    License, or (at your option) any later version.  See the file
+    COPYING included with this distribution for more information.
+
+    Alternatively, if you have a valid commercial licence for the
+    Rubber Band Library obtained by agreement with the copyright
+    holders, you may redistribute and/or modify it under the terms
+    described in that licence.
+
+    If you wish to distribute code using the Rubber Band Library
+    under terms other than those of the GNU General Public License,
+    you must obtain a valid commercial licence before doing so.
+*/
+
+#include "SilentAudioCurve.h"
+
+#include <cmath>
+
+namespace RubberBand
+{
+
+
+SilentAudioCurve::SilentAudioCurve(Parameters parameters) :
+    AudioCurveCalculator(parameters)
+{
+}
+
+SilentAudioCurve::~SilentAudioCurve()
+{
+}
+
+void
+SilentAudioCurve::reset()
+{
+}
+
+float
+SilentAudioCurve::processFloat(const float *R__ mag, int)
+{
+    const int hs = m_lastPerceivedBin;
+    static float threshold = powf(10.f, -6);
+
+    for (int i = 0; i <= hs; ++i) {
+        if (mag[i] > threshold) return 0.f;
+    }
+        
+    return 1.f;
+}
+
+double
+SilentAudioCurve::processDouble(const double *R__ mag, int)
+{
+    const int hs = m_lastPerceivedBin;
+    static double threshold = pow(10.0, -6);
+
+    for (int i = 0; i <= hs; ++i) {
+        if (mag[i] > threshold) return 0.f;
+    }
+        
+    return 1.f;
+}
+
+}
+