mpegts: improve streaming latency for low-bandwidth subscriptions

tvheadend · Apr 5, 2015 · d58afc0 · d58afc0
1 parent c7a8745
commit d58afc0
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/src/input/mpegts.h b/src/input/mpegts.h
@@ -521,6 +521,7 @@ struct mpegts_service
    * in order to recude load.
    */
   sbuf_t s_tsbuf;
+  time_t s_tsbuf_last;
 
   /**
    * Average continuity errors

diff --git a/src/input/mpegts/tsdemux.c b/src/input/mpegts/tsdemux.c
@@ -273,9 +273,11 @@ ts_remux(mpegts_service_t *t, const uint8_t *src, int len, int error)
   if (error)
     sb->sb_err++;
 
-  if(sb->sb_ptr < TS_REMUX_BUFSIZE) 
+  if(dispatch_clock == t->s_tsbuf_last && sb->sb_ptr < TS_REMUX_BUFSIZE)
     return;
 
+  t->s_tsbuf_last = dispatch_clock;
+
   pb = pktbuf_alloc(sb->sb_data, sb->sb_ptr);
   pb->pb_err = sb->sb_err;