* Some code rearrangement

* Threading fixes (corrections to condition usage)
* Avoid a potential hang when faced with some peculiar stretch factors
* More modular calls out to vectorizable functions
* Solaris build fixes
* Bump version number

src/dsp/HighFrequencyAudioCurve.cpp

@@ -0,0 +1,69 @@
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Rubber Band
+    An audio time-stretching and pitch-shifting library.
+    Copyright 2007-2009 Chris Cannam.
+    
+    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.
+*/
+
+#include "HighFrequencyAudioCurve.h"
+
+namespace RubberBand
+{
+
+HighFrequencyAudioCurve::HighFrequencyAudioCurve(size_t sampleRate, size_t windowSize) :
+    AudioCurveCalculator(sampleRate, windowSize)
+{
+}
+
+HighFrequencyAudioCurve::~HighFrequencyAudioCurve()
+{
+}
+
+void
+HighFrequencyAudioCurve::reset()
+{
+}
+
+void
+HighFrequencyAudioCurve::setWindowSize(size_t newSize)
+{
+    m_windowSize = newSize;
+}
+
+float
+HighFrequencyAudioCurve::processFloat(const float *R__ mag, size_t increment)
+{
+    float result = 0.0;
+
+    const int sz = m_windowSize / 2;
+
+    for (int n = 0; n <= sz; ++n) {
+        result = result + mag[n] * n;
+    }
+
+    return result;
+}
+
+double
+HighFrequencyAudioCurve::processDouble(const double *R__ mag, size_t increment)
+{
+    float result = 0.0;
+
+    const int sz = m_windowSize / 2;
+
+    for (int n = 0; n <= sz; ++n) {
+        result = result + mag[n] * n;
+    }
+
+    return result;
+}
+
+}
+