[#2333] Exclusive test in playback loop

sflphone-common/src/audio/pulseaudio/pulselayer.cpp

@@ -458,6 +458,7 @@ void PulseLayer::writeToSpeaker (void)
 
     if (urgentAvailBytes > 0) {
 
+        _debug("urgentAvailBytes: %i\n", urgentAvailBytes);
 
         toGet = (urgentAvailBytes < (int) (framesPerBuffer * sizeof (SFLDataFormat))) ? urgentAvailBytes : framesPerBuffer * sizeof (SFLDataFormat);
         out = (SFLDataFormat*) pa_xmalloc (toGet * sizeof (SFLDataFormat));
@@ -488,7 +489,7 @@ void PulseLayer::writeToSpeaker (void)
 	    }
         }
 
-        if (file_tone != 0) {
+        else if (file_tone != 0) {
 
 	    if (playback->getStreamState() == PA_STREAM_READY)
 	    {

sflphone-common/src/managerimpl.cpp

@@ -1689,6 +1689,9 @@ ManagerImpl::playDtmf (char code, bool isTalking)
     //                            ms/s
     size = (int) ((pulselen * (float) audiolayer->getSampleRate()) / 1000);
 
+    _debug("DTMF ---------------- size: %i\n", size);
+    _debug("DTMF ----------pulselength: %i\n", pulselen);
+
     // this buffer is for mono
     // TODO <-- this should be global and hide if same size
     buf = new SFLDataFormat[size];