From c2ecee3d40438bbc0e736d19ecaacdca45b5fa4e Mon Sep 17 00:00:00 2001
From: Klaus Schmidinger <vdr@tvdr.de>
Date: Sat, 24 Jan 2009 11:20:24 +0100
Subject: Fixed cDevice::PlayTsAudio() and made cDevice::PlayTsVideo() return 0
 if PlayVideo() didn't play anything

---
 HISTORY  |  4 +++-
 device.c | 27 +++++++++++----------------
 2 files changed, 14 insertions(+), 17 deletions(-)

diff --git a/HISTORY b/HISTORY
index e34a8774..25241902 100644
--- a/HISTORY
+++ b/HISTORY
@@ -5912,7 +5912,7 @@ Video Disk Recorder Revision History
   can handle DVB-S2. The #define is still there to allow people with older drivers
   who don't need DVB-S2 to use this version without pathcing.
 
-2009-01-23: Version 1.7.4
+2009-01-24: Version 1.7.4
 
 - Removed the '#define FE_CAN_2ND_GEN_MODULATION', since it was wrong and the
   flag is now in the driver, anyway.
@@ -5954,3 +5954,5 @@ Video Disk Recorder Revision History
   packets (suggested by Frank Schmirler).
 - Changed cPatPmtGenerator to make sure the PMT pid doesn't collide with any of
   the actual pids of the channel.
+- Fixed cDevice::PlayTsAudio() and made cDevice::PlayTsVideo() return 0 if
+  PlayVideo() didn't play anything.
diff --git a/device.c b/device.c
index 3679651e..d1e350f2 100644
--- a/device.c
+++ b/device.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: device.c 2.8 2009/01/23 16:02:21 kls Exp $
+ * $Id: device.c 2.9 2009/01/24 11:16:31 kls Exp $
  */
 
 #include "device.h"
@@ -1273,7 +1273,7 @@ int cDevice::PlayTsVideo(const uchar *Data, int Length)
      int l;
      while (const uchar *p = tsToPesVideo.GetPes(l)) {
            int w = PlayVideo(p, l);
-           if (w < 0)
+           if (w <= 0)
               return w;
            }
      tsToPesVideo.Reset();
@@ -1284,20 +1284,15 @@ int cDevice::PlayTsVideo(const uchar *Data, int Length)
 
 int cDevice::PlayTsAudio(const uchar *Data, int Length)
 {
-  bool PayloadStart = TsPayloadStart(Data);
-  for (int Pass = 0; Pass < 2; Pass++) {
-      if (Pass == 0 && !PayloadStart) // if no new payload is started, we can always put the packet into the converter
-         tsToPesAudio.PutTs(Data, Length);
-      if (const uchar *p = tsToPesAudio.GetPes(Length)) {
-         int w = PlayAudio(p, Length, 0);
-         if (w > 0)
-            tsToPesAudio.Reset();
-         else if (PayloadStart)
-            return w; // must get out the old packet before starting a new one
-         }
-      if (Pass == 0 && PayloadStart)
-         tsToPesAudio.PutTs(Data, Length);
-      }
+  // Audio PES always has an explicit length and consists of single packets:
+  int l;
+  if (const uchar *p = tsToPesAudio.GetPes(l)) {
+     int w = PlayAudio(p, l, 0);
+     if (w <= 0)
+        return w;
+     tsToPesAudio.Reset();
+     }
+  tsToPesAudio.PutTs(Data, Length);
   return Length;
 }
 
-- 
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