remove AudioClient dependency on Recorder

interface/src/avatar/MyAvatar.cpp

@@ -490,9 +490,12 @@ void MyAvatar::startRecording() {
     if (!_recorder) {
         _recorder = RecorderPointer(new Recorder(this));
     }
-    DependencyManager::get<AudioClient>()->setRecorder(_recorder);
-    _recorder->startRecording();
+    // connect to AudioClient's signal so we get input audio
+    auto audioClient = DependencyManager::get<AudioClient>();
+    connect(audioClient.data(), &AudioClient::inputReceived, _recorder.data(),
+            &Recorder::recordAudio, Qt::BlockingQueuedConnection);
     
+    _recorder->startRecording();
 }
 
 void MyAvatar::stopRecording() {
@@ -504,6 +507,10 @@ void MyAvatar::stopRecording() {
         return;
     }
     if (_recorder) {
+        // stop grabbing audio from the AudioClient
+        auto audioClient = DependencyManager::get<AudioClient>();
+        disconnect(audioClient.data(), 0, _recorder.data(), 0);
+        
         _recorder->stopRecording();
     }
 }

libraries/audio-client/src/AudioClient.cpp

@@ -685,10 +685,6 @@ void AudioClient::handleAudioInput() {
         auto nodeList = DependencyManager::get<NodeList>();
         SharedNodePointer audioMixer = nodeList->soloNodeOfType(NodeType::AudioMixer);
         
-        if (_recorder && _recorder.data()->isRecording()) {
-            _recorder.data()->record(reinterpret_cast<char*>(networkAudioSamples), numNetworkBytes);
-        }
-        
         if (audioMixer && audioMixer->getActiveSocket()) {
             glm::vec3 headPosition = _positionGetter();
             glm::quat headOrientation = _orientationGetter();

libraries/audio-client/src/AudioClient.h

@@ -37,8 +37,6 @@
 #include <RingBufferHistory.h>
 #include <StDev.h>
 
-#include "Recorder.h"
-
 #include "AudioIOStats.h"
 #include "AudioNoiseGate.h"
 
@@ -112,8 +110,6 @@ public:
 
     float getInputRingBufferMsecsAvailable() const;
     float getAudioOutputMsecsUnplayed() const;
-    
-    void setRecorder(RecorderPointer recorder) { _recorder = recorder; }
 
     int getOutputBufferSize() { return _outputBufferSizeFrames; }
 
@@ -273,8 +269,6 @@ private:
 
     AudioOutputIODevice _audioOutputIODevice;
     
-    WeakRecorderPointer _recorder;
-    
     AudioIOStats _stats;
     
     AudioNoiseGate _inputGate;

libraries/avatars/src/Recorder.cpp

@@ -136,7 +136,6 @@ void Recorder::record() {
     }
 }
 
-void Recorder::record(char* samples, int size) {
-    QByteArray byteArray(samples, size);
-    _recording->addAudioPacket(byteArray);
+void Recorder::recordAudio(const QByteArray& audioByteArray) {
+    _recording->addAudioPacket(audioByteArray);
 }

libraries/avatars/src/Recorder.h

@@ -26,7 +26,8 @@ typedef QSharedPointer<Recorder> RecorderPointer;
 typedef QWeakPointer<Recorder> WeakRecorderPointer;
 
 /// Records a recording
-class Recorder {
+class Recorder : public QObject {
+    Q_OBJECT
 public:
     Recorder(AvatarData* avatar);
     
@@ -40,7 +41,8 @@ public slots:
     void stopRecording();
     void saveToFile(const QString& file);
     void record();
-    void record(char* samples, int size);
+    void recordAudio(const QByteArray& audioArray);
+    
     
 private:
     QElapsedTimer _timer;