Added handling MPEG audio types "ISO/IEC 14496-3 Audio with LATM transport syntax" and "ISO/IEC 13818-7 Audio with ADTS transport sytax"

7 files changed, 57 insertions, 18 deletions

diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index 80e43803..2332b631 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -2602,6 +2602,10 @@ Paul Menzel <paulepanter@users.sourceforge.net>
 Radek Stastny <dedkus@gmail.com>
  for translating OSD texts to the Czech language
 
+Luis Fernandes <telping@gmail.com>
+ for suggesting to add handling MPEG audio type "ISO/IEC 14496-3 Audio with LATM
+ transport syntax"
+
 Christopher Reimer <reimer.christopher@freenet.de>
  for reporting a problem with external Dolby Digital processing via the '-a' option
  in live mode and with TS recordings
diff --git a/HISTORY b/HISTORY
index a92ed18f..2ff351da 100644
--- a/HISTORY
+++ b/HISTORY
@@ -6458,3 +6458,7 @@ Video Disk Recorder Revision History
 - The EPG data now handles stream components 5 (H.264-video) and 6 (HEAAC-audio).
 - Fixed a problem with external Dolby Digital processing via the '-a' option in live
   mode and with TS recordings (reported by Christopher Reimer).
+- Added handling MPEG audio types "ISO/IEC 14496-3 Audio with LATM transport syntax"
+  and "ISO/IEC 13818-7 Audio with ADTS transport sytax" (suggested by Luis Fernandes).
+  See man vdr(5) on how the APID section of channels has been extended to store
+  this information.
diff --git a/channels.c b/channels.c
index 58a42562..f84ea96d 100644
--- a/channels.c
+++ b/channels.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: channels.c 2.14 2010/05/02 15:07:38 kls Exp $
+ * $Id: channels.c 2.15 2010/05/16 11:44:31 kls Exp $
  */
 
 #include "channels.h"
@@ -271,14 +271,21 @@ static int IntArraysDiffer(const int *a, const int *b, const char na[][MAXLANGCO
   return result;
 }
 
-static int IntArrayToString(char *s, const int *a, int Base = 10, const char n[][MAXLANGCODE2] = NULL)
+static int IntArrayToString(char *s, const int *a, int Base = 10, const char n[][MAXLANGCODE2] = NULL, const int *t = NULL)
 {
   char *q = s;
   int i = 0;
   while (a[i] || i == 0) {
         q += sprintf(q, Base == 16 ? "%s%X" : "%s%d", i ? "," : "", a[i]);
-        if (a[i] && n && *n[i])
-           q += sprintf(q, "=%s", n[i]);
+        const char *Delim = "=";
+        if (a[i]) {
+           if (n && *n[i]) {
+              q += sprintf(q, "%s%s", Delim, n[i]);
+              Delim = "";
+              }
+           if (t && t[i])
+              q += sprintf(q, "%s@%d", Delim, t[i]);
+           }
         if (!a[i])
            break;
         i++;
@@ -287,29 +294,29 @@ static int IntArrayToString(char *s, const int *a, int Base = 10, const char n[]
   return q - s;
 }
 
-void cChannel::SetPids(int Vpid, int Ppid, int Vtype, int *Apids, char ALangs[][MAXLANGCODE2], int *Dpids, char DLangs[][MAXLANGCODE2], int *Spids, char SLangs[][MAXLANGCODE2], int Tpid)
+void cChannel::SetPids(int Vpid, int Ppid, int Vtype, int *Apids, int *Atypes, char ALangs[][MAXLANGCODE2], int *Dpids, char DLangs[][MAXLANGCODE2], int *Spids, char SLangs[][MAXLANGCODE2], int Tpid)
 {
   int mod = CHANNELMOD_NONE;
   if (vpid != Vpid || ppid != Ppid || vtype != Vtype || tpid != Tpid)
      mod |= CHANNELMOD_PIDS;
-  int m = IntArraysDiffer(apids, Apids, alangs, ALangs) | IntArraysDiffer(dpids, Dpids, dlangs, DLangs) | IntArraysDiffer(spids, Spids, slangs, SLangs);
+  int m = IntArraysDiffer(apids, Apids, alangs, ALangs) | IntArraysDiffer(atypes, Atypes) | IntArraysDiffer(dpids, Dpids, dlangs, DLangs) | IntArraysDiffer(spids, Spids, slangs, SLangs);
   if (m & STRDIFF)
      mod |= CHANNELMOD_LANGS;
   if (m & VALDIFF)
      mod |= CHANNELMOD_PIDS;
   if (mod) {
-     const int BufferSize = (MAXAPIDS + MAXDPIDS) * (5 + 1 + MAXLANGCODE2) + 10; // 5 digits plus delimiting ',' or ';' plus optional '=cod+cod', +10: paranoia
+     const int BufferSize = (MAXAPIDS + MAXDPIDS) * (5 + 1 + MAXLANGCODE2 + 5) + 10; // 5 digits plus delimiting ',' or ';' plus optional '=cod+cod@type', +10: paranoia
      char OldApidsBuf[BufferSize];
      char NewApidsBuf[BufferSize];
      char *q = OldApidsBuf;
-     q += IntArrayToString(q, apids, 10, alangs);
+     q += IntArrayToString(q, apids, 10, alangs, atypes);
      if (dpids[0]) {
         *q++ = ';';
         q += IntArrayToString(q, dpids, 10, dlangs);
         }
      *q = 0;
      q = NewApidsBuf;
-     q += IntArrayToString(q, Apids, 10, ALangs);
+     q += IntArrayToString(q, Apids, 10, ALangs, Atypes);
      if (Dpids[0]) {
         *q++ = ';';
         q += IntArrayToString(q, Dpids, 10, DLangs);
@@ -331,6 +338,7 @@ void cChannel::SetPids(int Vpid, int Ppid, int Vtype, int *Apids, char ALangs[][
      vtype = Vtype;
      for (int i = 0; i < MAXAPIDS; i++) {
          apids[i] = Apids[i];
+         atypes[i] = Atypes[i];
          strn0cpy(alangs[i], ALangs[i], MAXLANGCODE2);
          }
      apids[MAXAPIDS] = 0;
@@ -485,10 +493,10 @@ cString cChannel::ToText(const cChannel *Channel)
      if (Channel->vpid && Channel->vtype)
         q += snprintf(q, sizeof(vpidbuf) - (q - vpidbuf), "=%d", Channel->vtype);
      *q = 0;
-     const int BufferSize = (MAXAPIDS + MAXDPIDS) * (5 + 1 + MAXLANGCODE2) + 10; // 5 digits plus delimiting ',' or ';' plus optional '=cod+cod', +10: paranoia
+     const int BufferSize = (MAXAPIDS + MAXDPIDS) * (5 + 1 + MAXLANGCODE2 + 5) + 10; // 5 digits plus delimiting ',' or ';' plus optional '=cod+cod@type', +10: paranoia
      char apidbuf[BufferSize];
      q = apidbuf;
-     q += IntArrayToString(q, Channel->apids, 10, Channel->alangs);
+     q += IntArrayToString(q, Channel->apids, 10, Channel->alangs, Channel->atypes);
      if (Channel->dpids[0]) {
         *q++ = ';';
         q += IntArrayToString(q, Channel->dpids, 10, Channel->dlangs);
@@ -547,6 +555,7 @@ bool cChannel::Parse(const char *s)
         vpid = ppid = 0;
         vtype = 0;
         apids[0] = 0;
+        atypes[0] = 0;
         dpids[0] = 0;
         ok = false;
         if (parambuf && sourcebuf && vpidbuf && apidbuf) {
@@ -580,9 +589,15 @@ bool cChannel::Parse(const char *s)
            char *strtok_next;
            while ((q = strtok_r(p, ",", &strtok_next)) != NULL) {
                  if (NumApids < MAXAPIDS) {
+                    atypes[NumApids] = 4; // backwards compatibility
                     char *l = strchr(q, '=');
                     if (l) {
                        *l++ = 0;
+                       char *t = strchr(l, '@');
+                       if (t) {
+                          *t++ = 0;
+                          atypes[NumApids] = strtol(t, NULL, 10);
+                          }
                        strn0cpy(alangs[NumApids], l, MAXLANGCODE2);
                        }
                     else
@@ -594,6 +609,7 @@ bool cChannel::Parse(const char *s)
                  p = NULL;
                  }
            apids[NumApids] = 0;
+           atypes[NumApids] = 0;
            if (dpidbuf) {
               char *p = dpidbuf;
               char *q;
diff --git a/channels.h b/channels.h
index 5c9727f1..d6aa52fa 100644
--- a/channels.h
+++ b/channels.h
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: channels.h 2.10 2010/03/07 13:47:13 kls Exp $
+ * $Id: channels.h 2.11 2010/05/16 11:06:52 kls Exp $
  */
 
 #ifndef __CHANNELS_H
@@ -104,6 +104,7 @@ private:
   int ppid;
   int vtype;
   int apids[MAXAPIDS + 1]; // list is zero-terminated
+  int atypes[MAXAPIDS + 1]; // list is zero-terminated
   char alangs[MAXAPIDS][MAXLANGCODE2];
   int dpids[MAXDPIDS + 1]; // list is zero-terminated
   char dlangs[MAXDPIDS][MAXLANGCODE2];
@@ -156,6 +157,7 @@ public:
   const char *Alang(int i) const { return (0 <= i && i < MAXAPIDS) ? alangs[i] : ""; }
   const char *Dlang(int i) const { return (0 <= i && i < MAXDPIDS) ? dlangs[i] : ""; }
   const char *Slang(int i) const { return (0 <= i && i < MAXSPIDS) ? slangs[i] : ""; }
+  int Atype(int i) const { return (0 <= i && i < MAXAPIDS) ? atypes[i] : 0; }
   uchar SubtitlingType(int i) const { return (0 <= i && i < MAXSPIDS) ? subtitlingTypes[i] : uchar(0); }
   uint16_t CompositionPageId(int i) const { return (0 <= i && i < MAXSPIDS) ? compositionPageIds[i] : uint16_t(0); }
   uint16_t AncillaryPageId(int i) const { return (0 <= i && i < MAXSPIDS) ? ancillaryPageIds[i] : uint16_t(0); }
@@ -185,7 +187,7 @@ public:
   void SetId(int Nid, int Tid, int Sid, int Rid = 0);
   void SetName(const char *Name, const char *ShortName, const char *Provider);
   void SetPortalName(const char *PortalName);
-  void SetPids(int Vpid, int Ppid, int Vtype, int *Apids, char ALangs[][MAXLANGCODE2], int *Dpids, char DLangs[][MAXLANGCODE2], int *Spids, char SLangs[][MAXLANGCODE2], int Tpid);
+  void SetPids(int Vpid, int Ppid, int Vtype, int *Apids, int *Atypes, char ALangs[][MAXLANGCODE2], int *Dpids, char DLangs[][MAXLANGCODE2], int *Spids, char SLangs[][MAXLANGCODE2], int Tpid);
   void SetCaIds(const int *CaIds); // list must be zero-terminated
   void SetCaDescriptors(int Level);
   void SetLinkChannels(cLinkChannels *LinkChannels);
diff --git a/pat.c b/pat.c
index ae0d9803..d998d40a 100644
--- a/pat.c
+++ b/pat.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: pat.c 2.9 2010/03/27 15:17:46 kls Exp $
+ * $Id: pat.c 2.10 2010/05/16 11:12:57 kls Exp $
  */
 
 #include "pat.h"
@@ -332,6 +332,7 @@ void cPatFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
         int Ppid = 0;
         int Vtype = 0;
         int Apids[MAXAPIDS + 1] = { 0 }; // these lists are zero-terminated
+        int Atypes[MAXDPIDS + 1] = { 0 };
         int Dpids[MAXDPIDS + 1] = { 0 };
         int Spids[MAXSPIDS + 1] = { 0 };
         uchar SubtitlingTypes[MAXSPIDS + 1] = { 0 };
@@ -358,9 +359,12 @@ void cPatFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
                       break;
               case 3: // STREAMTYPE_11172_AUDIO
               case 4: // STREAMTYPE_13818_AUDIO
+              case 0x0F: // ISO/IEC 13818-7 Audio with ADTS transport sytax
+              case 0x11: // ISO/IEC 14496-3 Audio with LATM transport syntax
                       {
                       if (NumApids < MAXAPIDS) {
                          Apids[NumApids] = esPid;
+                         Atypes[NumApids] = stream.getStreamType();
                          SI::Descriptor *d;
                          for (SI::Loop::Iterator it; (d = stream.streamDescriptors.getNext(it)); ) {
                              switch (d->getDescriptorTag()) {
@@ -481,7 +485,7 @@ void cPatFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
                }
             }
         if (Setup.UpdateChannels >= 2) {
-           Channel->SetPids(Vpid, Ppid, Vtype, Apids, ALangs, Dpids, DLangs, Spids, SLangs, Tpid);
+           Channel->SetPids(Vpid, Ppid, Vtype, Apids, Atypes, ALangs, Dpids, DLangs, Spids, SLangs, Tpid);
            Channel->SetCaIds(CaDescriptors->CaIds());
            Channel->SetSubtitlingDescriptors(SubtitlingTypes, CompositionPageIds, AncillaryPageIds);
            }
diff --git a/remux.c b/remux.c
index 80ebeb77..558cfbfd 100644
--- a/remux.c
+++ b/remux.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: remux.c 2.45 2010/05/13 14:16:56 kls Exp $
+ * $Id: remux.c 2.46 2010/05/16 12:23:12 kls Exp $
  */
 
 #include "remux.h"
@@ -321,7 +321,7 @@ void cPatPmtGenerator::GeneratePmt(const cChannel *Channel)
      if (Vpid)
         i += MakeStream(buf + i, Channel->Vtype(), Vpid);
      for (int n = 0; Channel->Apid(n); n++) {
-         i += MakeStream(buf + i, 0x04, Channel->Apid(n));
+         i += MakeStream(buf + i, Channel->Atype(n), Channel->Apid(n));
          const char *Alang = Channel->Alang(n);
          i += MakeLanguageDescriptor(buf + i, Alang);
          }
@@ -510,6 +510,8 @@ void cPatPmtParser::ParsePmt(const uchar *Data, int Length)
                       break;
            case 0x03: // STREAMTYPE_11172_AUDIO
            case 0x04: // STREAMTYPE_13818_AUDIO
+           case 0x0F: // ISO/IEC 13818-7 Audio with ADTS transport sytax
+           case 0x11: // ISO/IEC 14496-3 Audio with LATM transport syntax
                       {
                       if (NumApids < MAXAPIDS) {
                          apids[NumApids] = stream.getPid();
diff --git a/vdr.5 b/vdr.5
index 10f717b7..68711b59 100644
--- a/vdr.5
+++ b/vdr.5
@@ -8,7 +8,7 @@
 .\" License as specified in the file COPYING that comes with the
 .\" vdr distribution.
 .\"
-.\" $Id: vdr.5 2.18 2010/04/02 14:46:21 kls Exp $
+.\" $Id: vdr.5 2.19 2010/05/16 12:15:48 kls Exp $
 .\"
 .TH vdr 5 "10 Feb 2008" "1.6" "Video Disk Recorder Files"
 .SH NAME
@@ -204,6 +204,13 @@ can be indicated by adding a second language code, delimited by a '+' sign, as i
 
 .B ...:101=deu,102=eng+spa;103=deu,104=eng:...
 
+The audio type is appended with a separating '@' character, as in
+
+.B ...:101=deu@4,102=eng+spa@4,105=@4:...
+
+Note that if there is no language code, there still is the separating '='
+if there is an audio type.
+
 .TP
 .B TPID
 The teletext PID.