simple file renames to better represent their new purposes

app/audio/outputdeviceproxy.cpp

@@ -0,0 +1,39 @@
+#include "outputdeviceproxy.h"
+
+#include "bufferaverage.h"
+
+AudioOutputDeviceProxy::AudioOutputDeviceProxy() :
+  device_(nullptr),
+  send_averages_(false)
+{
+}
+
+void AudioOutputDeviceProxy::SetDevice(QIODevice *device)
+{
+  device_ = device;
+}
+
+void AudioOutputDeviceProxy::SetSendAverages(bool send)
+{
+  send_averages_ = send;
+}
+
+qint64 AudioOutputDeviceProxy::readData(char *data, qint64 maxlen)
+{
+  if (device_) {
+    qint64 read_count = device_->read(data, maxlen);
+
+    if (send_averages_ && read_count > 0) {
+      emit ProcessedAverages(AudioBufferAverage::ProcessAverages(data, static_cast<int>(read_count)));
+    }
+
+    return read_count;
+  }
+
+  return 0;
+}
+
+qint64 AudioOutputDeviceProxy::writeData(const char *data, qint64 maxSize)
+{
+  return -1;
+}