Index: libs/libmyth/audiooutputbase.h
===================================================================
RCS file: /var/lib/mythcvs/mythtv/libs/libmyth/audiooutputbase.h,v
retrieving revision 1.3
diff -a -u -r1.3 audiooutputbase.h
--- libs/libmyth/audiooutputbase.h	13 Nov 2004 22:29:44 -0000	1.3
+++ libs/libmyth/audiooutputbase.h	26 Dec 2004 01:09:57 -0000
@@ -77,6 +77,8 @@
 
     void UpdateVolume(void);
     
+    void SetStretchFactorLocked(float factor);
+
     int effdsp; // from the recorded stream
     int effdspstretched; // from the recorded stream
 
Index: libs/libmyth/audiooutputbase.cpp
===================================================================
RCS file: /var/lib/mythcvs/mythtv/libs/libmyth/audiooutputbase.cpp,v
retrieving revision 1.6
diff -a -u -r1.6 audiooutputbase.cpp
--- libs/libmyth/audiooutputbase.cpp	24 Dec 2004 23:37:45 -0000	1.6
+++ libs/libmyth/audiooutputbase.cpp	26 Dec 2004 01:09:58 -0000
@@ -48,7 +48,7 @@
     pthread_cond_destroy(&audio_bufsig);
 }
 
-void AudioOutputBase::SetStretchFactor(float laudio_stretchfactor)
+void AudioOutputBase::SetStretchFactorLocked(float laudio_stretchfactor)
 {
     effdspstretched = (int)((float)effdsp / laudio_stretchfactor);
     if (audio_stretchfactor != laudio_stretchfactor)
@@ -79,6 +79,13 @@
     }
 }
 
+void AudioOutputBase::SetStretchFactor(float laudio_stretchfactor)
+{
+    pthread_mutex_lock(&audio_buflock);
+    SetStretchFactorLocked(laudio_stretchfactor);
+    pthread_mutex_unlock(&audio_buflock);
+}
+
 void AudioOutputBase::Reconfigure(int laudio_bits, int laudio_channels, 
                                  int laudio_samplerate)
 {
@@ -158,7 +165,7 @@
         need_resampler = true;
     }
 
-    SetStretchFactor(audio_stretchfactor);
+    SetStretchFactorLocked(audio_stretchfactor);
     if (pSoundStretch)
     {
         pSoundStretch->setSampleRate(audio_samplerate);