Update logging for start/stop acquisition and recording

Author: anjaldoshi

Source/Audio/AudioComponent.cpp

@@ -294,11 +294,15 @@ bool AudioComponent::beginCallbacks()
                 // pause to let device initialize
             }
 
-            LOGC ("Adding audio callback.");
+            LOGD ("Adding audio callback.");
             deviceManager.addAudioCallback (graphPlayer.get());
             isPlaying = true;
             return true;
         }
+        else
+        {
+            LOGE ("No audio device found. Cannot start callbacks.");
+        }
     }
     else
     {
@@ -310,7 +314,7 @@ bool AudioComponent::beginCallbacks()
 
 void AudioComponent::endCallbacks()
 {
-    LOGC ("Removing audio callback.");
+    LOGD ("Removing audio callback.");
     deviceManager.removeAudioCallback (graphPlayer.get());
     isPlaying = false;
 }

Source/UI/ControlPanel.cpp

@@ -672,6 +672,8 @@ void ControlPanel::startAcquisition (bool recordingShouldAlsoStart)
     {
         graph->updateConnections();
 
+        LOGC ("Starting acquisition");
+
         graph->startAcquisition(); // inform processors that acquisition will start
 
         if (recordingShouldAlsoStart)
@@ -709,6 +711,8 @@ void ControlPanel::stopAcquisition()
 
     graph->stopAcquisition();
 
+    LOGC ("Stopping acquisition");
+
     audio->endCallbacks();
 
     if (! isConsoleApp)
@@ -1046,6 +1050,8 @@ void ControlPanel::startRecording()
 
     graph->setRecordState (true);
 
+    LOGC ("Starting recording");
+
     repaint();
 }
 
@@ -1077,6 +1083,8 @@ void ControlPanel::stopRecording()
 
     filenameComponent->setEnabled (true);
 
+    LOGC ("Stopping recording");
+
     repaint();
 }