Merge branch 'development' into LTS_development

# Conflicts:
#	src/input/input_dtsc.cpp
#	src/output/output.cpp

lib/dtscmeta.cpp

@@ -120,7 +120,7 @@ namespace DTSC {
     while (src.connected()){
       if (!toReceive && src.Received().available(8)){
         if (src.Received().copy(2) != "DT"){
-          INFO_MSG("Invalid DTSC Packet header encountered (%s)", src.Received().copy(4).c_str());
+          WARN_MSG("Invalid DTSC Packet header encountered (%s)", src.Received().copy(4).c_str());
           break;
         }
         toReceive = Bit::btohl(src.Received().copy(8).data() + 4);
@@ -131,10 +131,11 @@ namespace DTSC {
         return;
       }
       if(!src.spool()){
-        if (sleepCount++ > 60){
+        if (sleepCount++ > 50){
+          WARN_MSG("Waiting for packet on connection timed out");
           return;
         }
-        Util::sleep(100);
+        Util::wait(100);
       }
     }
   }

lib/shared_memory.cpp

@@ -766,6 +766,10 @@ namespace IPC {
       DEBUG_MSG(DLVL_FAIL, "Creating semaphore failed: %s", strerror(errno));
       return;
     }
+    if (!mySemaphore.tryWaitOneSecond()){
+      WARN_MSG("Force unlocking sharedServer semaphore to prevent deadlock");
+    }
+    mySemaphore.post();
     semGuard tmpGuard(&mySemaphore);
     newPage();
   }

src/input/input.cpp

@@ -277,7 +277,7 @@ namespace Mist {
     snprintf(userPageName, NAME_BUFFER_SIZE, SHM_USERS, streamName.c_str());
     nProxy.userClient = IPC::sharedClient(userPageName, PLAY_EX_SIZE, true);
 
-    DEBUG_MSG(DLVL_DEVEL, "Input for stream %s started", streamName.c_str());
+    INFO_MSG("Input for stream %s started", streamName.c_str());
 
     if (!openStreamSource()){
       FAIL_MSG("Unable to connect to source");
@@ -318,7 +318,7 @@ namespace Mist {
     pullLock.post();
     pullLock.close();
     pullLock.unlink();
-    DEBUG_MSG(DLVL_DEVEL, "Pull input for stream %s closing clean", streamName.c_str());
+    INFO_MSG("Stream input %s closing clean", streamName.c_str());
     return;
   }
 

src/input/input_buffer.cpp

@@ -787,6 +787,7 @@ namespace Mist {
     //Store a reference for easier access
     std::map<unsigned long, DTSCPageData> & locations = bufferLocations[tNum];
     char * mappedPointer = nProxy.metaPages[tNum].mapped;
+    if (!mappedPointer){return;}
 
     //First detect all entries on metaPage
     for (int i = 0; i < 8192; i += 8) {

src/input/input_dtsc.cpp

@@ -232,7 +232,7 @@ namespace Mist {
             }
 
             for (std::set<unsigned int>::iterator it = newTracks.begin(); it != newTracks.end(); it++){
-              INFO_MSG("Adding track %d to internal metadata", *it);
+              INFO_MSG("Reset: adding track %d", *it);
               myMeta.tracks[*it] = newMeta.tracks[*it];
               continueNegotiate(*it, true);
             }
@@ -246,12 +246,12 @@ namespace Mist {
             }
 
             for(std::set<unsigned int>::iterator it = deletedTracks.begin(); it != deletedTracks.end(); it++){
-              INFO_MSG("Deleting track %d from internal metadata", *it);
+              INFO_MSG("Reset: deleting track %d", *it);
               myMeta.tracks.erase(*it);
             }
 
             //Read next packet before returning
-            thisPacket.reInit(srcConn);
+            return getNext(smart);
           }else{
             myMeta = DTSC::Meta();
           }
@@ -270,11 +270,11 @@ namespace Mist {
         }
 
         for (std::set<unsigned int>::iterator it = newTracks.begin(); it != newTracks.end(); it++){
-          INFO_MSG("Adding track %d to internal metadata", *it);
+          INFO_MSG("New header: adding track %d (%s)", *it, newMeta.tracks[*it].type.c_str());
           myMeta.tracks[*it] = newMeta.tracks[*it];
           continueNegotiate(*it, true);
         }
-        thisPacket.reInit(srcConn);
+        return getNext(smart);
       }
     }else{
       if (smart) {

src/output/output.cpp

@@ -68,6 +68,10 @@ namespace Mist {
     myConn.setBlocking(isBlocking);
   }
   
+  uint32_t Output::currTrackCount() const{
+    return buffer.size();
+  }
+
   void Output::updateMeta(){
     //read metadata from page to myMeta variable
     if (nProxy.metaPages[0].mapped){

src/output/output.h

@@ -65,6 +65,7 @@ namespace Mist {
       void selectDefaultTracks();
       bool connectToFile(std::string file);
       static bool listenMode(){return true;}
+      uint32_t currTrackCount() const;
       virtual bool isReadyForPlay();
       //virtuals. The optional virtuals have default implementations that do as little as possible.
       virtual void sendNext() {}//REQUIRED! Others are optional.