Fixed resuming replay of PES recordings

CONTRIBUTORS

@@ -696,6 +696,7 @@ Oliver Endriss <o.endriss@gmx.de>
  Makefile
  for helping to debug a problem with reduced number of retries in Transfer Mode on
  SD-FF cards
+ for reporting a problem with resuming replay of PES recordings
 
 Reinhard Walter Buchner <rw.buchner@freenet.de>
  for adding some satellites to 'sources.conf'

HISTORY

@@ -7721,3 +7721,4 @@ Video Disk Recorder Revision History
   "Input Stream Identifier" (ISI) (based on a patch from Rolf Ahrenberg).
   With this VDR now supports "multi streaming" on DVB-S2 and DVB-T2 transponders.
 - Fixed a possible deadlock when changing the audio track while replaying a recording.
+- Fixed resuming replay of PES recordings (reported by Oliver Endriss).

dvbplayer.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: dvbplayer.c 2.33 2013/03/07 13:05:15 kls Exp $
+ * $Id: dvbplayer.c 2.34 2013/03/07 14:38:26 kls Exp $
  */
 
 #include "dvbplayer.h"
@@ -33,6 +33,7 @@ private:
 public:
   cPtsIndex(void);
   void Clear(void);
+  bool IsEmpty(void);
   void Put(uint32_t Pts, int Index);
   int FindIndex(uint32_t Pts);
   };
@@ -49,6 +50,12 @@ void cPtsIndex::Clear(void)
   w = r = 0;
 }
 
+bool cPtsIndex::IsEmpty(void)
+{
+  cMutexLock MutexLock(&mutex);
+  return w == r;
+}
+
 void cPtsIndex::Put(uint32_t Pts, int Index)
 {
   cMutexLock MutexLock(&mutex);
@@ -811,9 +818,11 @@ void cDvbPlayer::Goto(int Index, bool Still)
 void cDvbPlayer::SetAudioTrack(eTrackType Type, const tTrackId *TrackId)
 {
   if (playMode == pmPlay) {
-     int Current, Total;
-     if (GetIndex(Current, Total, true))
-        Goto(Current);
+     if (!ptsIndex.IsEmpty()) {
+        int Current, Total;
+        if (GetIndex(Current, Total, true))
+           Goto(Current);
+        }
      }
   else if (playMode == pmPause)
      resyncAfterPause = true;