simple file renames to better represent their new purposes

app/audio/bufferaverage.cpp

@@ -0,0 +1,20 @@
+#include "bufferaverage.h"
+
+QVector<double> AudioBufferAverage::ProcessAverages(const char *data, int length)
+{
+  // FIXME: Assumes float and stereo
+  const float* samples = reinterpret_cast<const float*>(data);
+  int sample_count = static_cast<int>(length / static_cast<int>(sizeof(float)));
+  int channels = 2;
+
+  // Create array of samples to send
+  QVector<double> averages(channels);
+  averages.fill(0);
+
+  // Add all samples together
+  for (int i=0;i<sample_count;i++) {
+    averages[i%channels] = qMax(averages[i%channels], static_cast<double>(qAbs(samples[i])));
+  }
+
+  return averages;
+}