comparison audio/AudioCallbackRecordTarget.cpp @ 609:96b605673585

Fix failure to call updateModel() ever again after no frames available

 
 #include "data/model/WritableWaveFileModel.h"
 
 #include <QDir>
 #include <QTimer>
+
+//#define DEBUG_AUDIO_CALLBACK_RECORD_TARGET 1
+
+static const int recordUpdateTimeout = 200; // ms
 
 AudioCallbackRecordTarget::AudioCallbackRecordTarget(ViewManagerBase *manager,
                                                      QString clientName) :
     m_viewManager(manager),
     m_clientName(clientName.toUtf8().data()),

             nframes = m_buffers[c]->getReadSpace();
         }
     }
 
     if (nframes == 0) {
+#ifdef DEBUG_AUDIO_CALLBACK_RECORD_TARGET
+        cerr << "AudioCallbackRecordTarget::updateModel: no frames available" << endl;
+#endif 
+        if (m_recording) {
+            QTimer::singleShot(recordUpdateTimeout, this, SLOT(updateModel()));
+        }    
         return;
     }
 
     float **samples = new float *[m_recordChannelCount];
     for (int c = 0; c < m_recordChannelCount; ++c) {