[mythtv] [patch] firewire mpeg2ts sync bugfix

[Jim Westfall]

patch will ignore any mpeg2ts packet that doesnt have a valid sync byte.  
should fix an issue reported on the users mailing list about the first 
couple packets on a new recording being all zeros.

jim
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Index: libs/libmythtv/firewirerecorder.cpp
===================================================================
RCS file: /var/lib/mythcvs/mythtv/libs/libmythtv/firewirerecorder.cpp,v
retrieving revision 1.3
diff -u -r1.3 firewirerecorder.cpp
--- libs/libmythtv/firewirerecorder.cpp	11 Mar 2005 19:18:51 -0000	1.3
+++ libs/libmythtv/firewirerecorder.cpp	4 May 2005 01:14:44 -0000
@@ -23,7 +23,12 @@
      if(dropped) {
          VERBOSE(VB_GENERAL,QString("Firewire: %1 packet(s) dropped.").arg(dropped));
      }
-     fw->ProcessTSPacket(tspacket,len);
+
+     if(tspacket[0] == SYNC_BYTE) {
+         fw->ProcessTSPacket(tspacket,len);
+     } else {
+        VERBOSE(VB_GENERAL,QString("Firewire: out of sync mpeg2ts packet"));
+     }
      return 1;
 }