Fixed wxMemoryOutputStream (it wasn't working at all)

Fixed wxStreamBuffer to support features of wxMemoryOutputStream
wxMMedia2 updates (various fixes)


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4406 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

utils/wxMMedia2/lib/sndesd.h

@@ -37,11 +37,14 @@ class wxSoundStreamESD : public wxSoundStream {
 
   // You should not call this.
   void WakeUpEvt(int evt);
+
+  bool QueueFilled() const { return m_q_filled; }
  protected:
   int m_fd;
   int m_tag;
   bool m_esd_stop;
   wxString m_hostname;
+  bool m_q_filled;
 
  private:
   void DetectBest(wxSoundFormatPcm *pcm);