comparison audioio/AudioCallbackPlaySource.cpp @ 10:b6dc944128da

* Add basics of MIDI file import.  Doesn't actually create the model yet.
* Add rewind to start / ffwd to end.
* Make zoom constraint default to sqrt(2) type if no constraint set

 }
 
 void
 AudioCallbackPlaySource::addModel(Model *model)
 {
-    m_audioGenerator->addModel(model);
+    bool canPlay = m_audioGenerator->addModel(model);
 
     m_mutex.lock();
 
     m_models.insert(model);
     if (model->getEndFrame() > m_lastModelEndFrame) {

 
     if (!m_writeBuffers || (m_writeBuffers->size() < modelChannels)) {
 	clearRingBuffers(true, modelChannels);
 	buffersChanged = true;
     } else {
-	clearRingBuffers(true);
+	if (canPlay) clearRingBuffers(true);
     }
 
     if (buffersChanged || srChanged) {
 	if (m_converter) {
 	    src_delete(m_converter);