Implemented proper tsudp:// protocol push output, removed MistOutTSPush

CMakeLists.txt

@@ -376,7 +376,6 @@ makeOutput(HTTPTS httpts       http ts)
 makeOutput(HLS hls             http ts)
 makeOutput(Push push)#LTS
 makeOutput(RTSP rtsp)#LTS
-makeOutput(TSPush ts_push           ts)#LTS
 makeOutput(DASH dash_mp4       http)#LTS
 
 if (DEFINED WITH_SANITY )

src/output/output_ts.cpp

@@ -7,8 +7,39 @@ namespace Mist {
     streamName = config->getString("streamname");
     parseData = true;
     wantRequest = false;
+    pushOut = false;
     initialize();
     std::string tracks = config->getString("tracks");
+    if (config->getString("target").size()){
+      std::string target = config->getString("target");
+      if (target.substr(0,8) != "tsudp://"){
+        FAIL_MSG("Target %s must begin with tsudp://, aborting", target.c_str());
+        parseData = false;
+        myConn.close();
+        return;
+      }
+      //strip beginning off URL
+      target.erase(0, 8);
+      if (target.find(':') == std::string::npos){
+        FAIL_MSG("Target %s must contain a port, aborting", target.c_str());
+        parseData = false;
+        myConn.close();
+        return;
+      }
+      pushOut = true;
+      udpSize = 5;
+      sendRepeatingHeaders = true;
+      if (target.find('?') != std::string::npos){
+        std::map<std::string, std::string> vars;
+        HTTP::parseVars(target.substr(target.find('?')+1), vars);
+        if (vars.count("tracks")){tracks = vars["tracks"];}
+        if (vars.count("pkts")){udpSize = atoi(vars["pkts"].c_str());}
+      }
+      packetBuffer.reserve(188*udpSize);
+      int port = atoi(target.substr(target.find(":") + 1).c_str());
+      target.erase(target.find(":"));//strip all after the colon
+      pushSock.SetDestination(target, port);
+    }
     unsigned int currTrack = 0;
     //loop over tracks, add any found track IDs to selectedTracks
     if (tracks != ""){
@@ -54,9 +85,34 @@ namespace Mist {
     capa["codecs"][0u][1u].append("AC3");
     cfg->addConnectorOptions(8888, capa);
     config = cfg;
+    capa["push_urls"].append("tsudp://*");
+    
+    JSON::Value opt;
+    opt["arg"] = "string";
+    opt["default"] = "";
+    opt["arg_num"] = 1ll;
+    opt["help"] = "Target tsudp:// URL to push out towards.";
+    cfg->addOption("target", opt);
   }
 
   void OutTS::sendTS(const char * tsData, unsigned int len){
+    if (pushOut){
+      static int curFilled = 0;
+      if (curFilled == udpSize){
+        pushSock.SendNow(packetBuffer);
+        packetBuffer.clear();
+        packetBuffer.reserve(udpSize * len);
+        curFilled = 0;
+      }
+      packetBuffer.append(tsData, len);
+      curFilled ++;
+    }else{
       myConn.SendNow(tsData, len);
     }
   }
+
+  bool OutTS::listenMode(){
+    return !(config->getString("target").size());
+  }
+
+}

src/output/output_ts.h

@@ -7,6 +7,12 @@ namespace Mist {
       ~OutTS();
       static void init(Util::Config * cfg);
       void sendTS(const char * tsData, unsigned int len=188);
+      static bool listenMode();
+    private:
+      unsigned int udpSize;
+      bool pushOut;
+      std::string packetBuffer;
+      Socket::UDPConnection pushSock;
   };
 }
 

src/output/output_ts_push.cpp

@@ -1,96 +0,0 @@
-#include "output_ts_push.h"
-#include <mist/http_parser.h>
-#include <mist/defines.h>
-
-namespace Mist {
-  OutTSPush::OutTSPush(Socket::Connection & conn) : TSOutput(conn){
-    streamName = config->getString("streamname");
-    parseData = true;
-    wantRequest = false;
-    sendRepeatingHeaders = true;
-    initialize();
-    std::string tracks = config->getString("tracks");
-    unsigned int currTrack = 0;
-    //loop over tracks, add any found track IDs to selectedTracks
-    if (tracks != ""){
-      selectedTracks.clear();
-      for (unsigned int i = 0; i < tracks.size(); ++i){
-        if (tracks[i] >= '0' && tracks[i] <= '9'){
-          currTrack = currTrack*10 + (tracks[i] - '0');
-        }else{
-          if (currTrack > 0){
-            selectedTracks.insert(currTrack);
-          }
-          currTrack = 0;
-        }
-      }
-      if (currTrack > 0){
-        selectedTracks.insert(currTrack);
-      }
-    }
-
-    //For udp pushing, 7 ts packets a time
-    packetBuffer.reserve(config->getInteger("udpsize") * 188);
-    std::string host = config->getString("destination");
-    if (host.substr(0, 6) == "udp://"){
-      host = host.substr(6);
-    }
-    int port = atoi(host.substr(host.find(":") + 1).c_str());
-    host = host.substr(0, host.find(":"));
-    pushSock.SetDestination(host, port);
-  }
-  
-  OutTSPush::~OutTSPush() {}
-  
-  void OutTSPush::init(Util::Config * cfg){
-    Output::init(cfg);
-    capa["name"] = "TSPush";
-    capa["desc"] = "Push raw MPEG/TS over a TCP or UDP socket.";
-    capa["deps"] = "";
-    capa["required"]["streamname"]["name"] = "Stream";
-    capa["required"]["streamname"]["help"] = "What streamname to serve. For multiple streams, add this protocol multiple times using different ports.";
-    capa["required"]["streamname"]["type"] = "str";
-    capa["required"]["streamname"]["option"] = "--stream";
-    capa["required"]["streamname"]["short"] = "s";
-    capa["required"]["destination"]["name"] = "Destination";
-    capa["required"]["destination"]["help"] = "Where to push to, in the format protocol://hostname:port. Ie: udp://127.0.0.1:9876";
-    capa["required"]["destination"]["type"] = "str";
-    capa["required"]["destination"]["option"] = "--destination";
-    capa["required"]["destination"]["short"] = "D";
-    capa["required"]["udpsize"]["name"] = "UDP Size";
-    capa["required"]["udpsize"]["help"] = "The number of TS packets to push in a single UDP datagram";
-    capa["required"]["udpsize"]["type"] = "uint";
-    capa["required"]["udpsize"]["default"] = 5;
-    capa["required"]["udpsize"]["option"] = "--udpsize";
-    capa["required"]["udpsize"]["short"] = "u";
-    capa["optional"]["tracks"]["name"] = "Tracks";
-    capa["optional"]["tracks"]["help"] = "The track IDs of the stream that this connector will transmit separated by spaces";
-    capa["optional"]["tracks"]["type"] = "str";
-    capa["optional"]["tracks"]["option"] = "--tracks";
-    capa["optional"]["tracks"]["short"] = "t";
-    capa["optional"]["tracks"]["default"] = "";
-    capa["codecs"][0u][0u].append("HEVC");
-    capa["codecs"][0u][0u].append("H264");
-    capa["codecs"][0u][1u].append("AAC");
-    capa["codecs"][0u][1u].append("MP3");
-    cfg->addBasicConnectorOptions(capa);
-    config = cfg;
-  }
-  
-  void OutTSPush::fillBuffer(const char * data, size_t dataLen){
-    static int curFilled = 0;
-    if (curFilled == config->getInteger("udpsize")){
-      pushSock.SendNow(packetBuffer);
-      packetBuffer.clear();
-      packetBuffer.reserve(config->getInteger("udpsize") * 188);
-      curFilled = 0;
-    }
-    packetBuffer += std::string(data, 188);
-    curFilled ++;
-  }
-
-  void OutTSPush::sendTS(const char * tsData, unsigned int len){
-    fillBuffer(tsData, len);
-  }
-
-}

src/output/output_ts_push.h

@@ -1,18 +0,0 @@
-#include "output_ts_base.h"
-
-namespace Mist {
-  class OutTSPush : public TSOutput{
-    public:
-      OutTSPush(Socket::Connection & conn);
-      ~OutTSPush();
-      static void init(Util::Config * cfg);
-      static bool listenMode(){return false;}
-      void sendTS(const char * tsData, unsigned int len=188);
-  protected:    
-      void fillBuffer(const char * data, size_t dataLen);
-      std::string packetBuffer;
-      Socket::UDPConnection pushSock;
-  };
-}
-
-typedef Mist::OutTSPush mistOut;