Ejemplo n.º 1
0
 void inputFLV::getNext(bool smart) {
   static JSON::Value thisPack;
   static AMF::Object amf_storage;
   thisPack.null();
   long long int lastBytePos = ftell(inFile);
   FLV::Tag tmpTag;
   while (!feof(inFile) && !FLV::Parse_Error){
     if (tmpTag.FileLoader(inFile)){
       thisPack = tmpTag.toJSON(myMeta, amf_storage);
       thisPack["bpos"] = lastBytePos;
       if ( !selectedTracks.count(thisPack["trackid"].asInt())){
         getNext();
       }
       break;
     }
   }
   if (FLV::Parse_Error){
     FAIL_MSG("FLV error: %s", FLV::Error_Str.c_str());
     thisPack.null();
     thisPacket.null();
     return;
   }
   std::string tmpStr = thisPack.toNetPacked();
   thisPacket.reInit(tmpStr.data(), tmpStr.size());
 }
Ejemplo n.º 2
0
 bool inputFLV::readHeader() {
   JSON::Value lastPack;
   if (!inFile) {
     return false;
   }
   //See whether a separate header file exists.
   DTSC::File tmp(config->getString("input") + ".dtsh");
   if (tmp){
     myMeta = tmp.getMeta();
     return true;
   }
   //Create header file from FLV data
   fseek(inFile, 13, SEEK_SET);
   FLV::Tag tmpTag;
   long long int lastBytePos = 13;
   while (!feof(inFile) && !FLV::Parse_Error){
     if (tmpTag.FileLoader(inFile)){
       lastPack.null();
       lastPack = tmpTag.toJSON(myMeta);
       lastPack["bpos"] = lastBytePos;
       myMeta.update(lastPack);
       lastBytePos = ftell(inFile);
     }
   }
   if (FLV::Parse_Error){
     std::cerr << FLV::Error_Str << std::endl;
     return false;
   }
   std::ofstream oFile(std::string(config->getString("input") + ".dtsh").c_str());
   oFile << myMeta.toJSON().toNetPacked();
   oFile.close();
   return true;
 }
Ejemplo n.º 3
0
 void OutProgressiveFLV::sendNext(){
   FLV::Tag tag;
   bool tmp = tag.DTSCLoader(currentPacket, myMeta.tracks[currentPacket.getTrackId()]);
   if (!tmp){
     DEBUG_MSG(DLVL_DEVEL, "Invalid JSON");
   }
   myConn.SendNow(tag.data, tag.len); 
 }
Ejemplo n.º 4
0
  void OutProgressiveFLV::sendHeader(){
    HTTP::Parser HTTP_S;
    FLV::Tag tag;
    HTTP_S.SetHeader("Content-Type", "video/x-flv");
    HTTP_S.protocol = "HTTP/1.0";
    myConn.SendNow(HTTP_S.BuildResponse("200", "OK"));
    myConn.SendNow(FLV::Header, 13);
    tag.DTSCMetaInit(myMeta, selectedTracks);
    myConn.SendNow(tag.data, tag.len);

    for (std::set<long unsigned int>::iterator it = selectedTracks.begin(); it != selectedTracks.end(); it++){
      if (myMeta.tracks[*it].type == "video"){
        tag.DTSCVideoInit(myMeta.tracks[*it]);
        myConn.SendNow(tag.data, tag.len);
      }
      if (myMeta.tracks[*it].type == "audio"){
        tag.DTSCAudioInit(myMeta.tracks[*it]);
        myConn.SendNow(tag.data, tag.len);
      }
    }
    sentHeader = true;
  }
Ejemplo n.º 5
0
 void inputFLV::getNext(bool smart) {
   static JSON::Value thisPack;
   thisPack.null();
   long long int lastBytePos = ftell(inFile);
   FLV::Tag tmpTag;
   while (!feof(inFile) && !FLV::Parse_Error){
     if (tmpTag.FileLoader(inFile)){
       thisPack = tmpTag.toJSON(myMeta);
       thisPack["bpos"] = lastBytePos;
       if ( !selectedTracks.count(thisPack["trackid"].asInt())){
         getNext();
       }
       break;
     }
   }
   if (FLV::Parse_Error){
     std::cerr << FLV::Error_Str << std::endl;
     thisPack.null();
     lastPack.null();
     return;
   }
   std::string tmpStr = thisPack.toNetPacked();
   lastPack.reInit(tmpStr.data(), tmpStr.size());
 }
Ejemplo n.º 6
0
  ///\brief Debugging tool for RTMP data.
  ///
  ///Expects RTMP data of one side of the conversation through stdin, outputs human-readable information to stderr.
  ///
  ///Will output FLV file to stdout, if available.
  ///
  ///Automatically skips the handshake data.
  ///\param conf The configuration parsed from the commandline.
  ///\return The return code of the analyser.
  int analyseRTMP(Util::Config conf){
    int Detail = conf.getInteger("detail");
    if (Detail > 0){
      fprintf(stderr, "Detail level set:\n");
      if (Detail & DETAIL_RECONSTRUCT){
        fprintf(stderr, " - Will reconstuct FLV file to stdout\n");
        std::cout.write(FLV::Header, 13);
      }
      if (Detail & DETAIL_EXPLICIT){
        fprintf(stderr, " - Will list explicit video/audio data information\n");
      }
      if (Detail & DETAIL_VERBOSE){
        fprintf(stderr, " - Will list verbose chunk information\n");
      }
    }

    std::string inbuffer;
    inbuffer.reserve(3073);
    while (std::cin.good() && inbuffer.size() < 3073){
      inbuffer += std::cin.get();
    } //read all of std::cin to temp
    inbuffer.erase(0, 3073); //strip the handshake part
    RTMPStream::Chunk next;
    FLV::Tag F; //FLV holder
    AMF::Object amfdata("empty", AMF::AMF0_DDV_CONTAINER);
    AMF::Object3 amf3data("empty", AMF::AMF3_DDV_CONTAINER);

    while (std::cin.good() || inbuffer.size()){
      if (next.Parse(inbuffer)){
        if (Detail & DETAIL_VERBOSE){
          fprintf(stderr, "Chunk info: [%#2X] CS ID %u, timestamp %u, len %u, type ID %u, Stream ID %u\n", next.headertype, next.cs_id, next.timestamp,
              next.len, next.msg_type_id, next.msg_stream_id);
        }
        switch (next.msg_type_id){
          case 0: //does not exist
            fprintf(stderr, "Error chunk - %i, %i, %i, %i, %i\n", next.cs_id, next.timestamp, next.real_len, next.len_left, next.msg_stream_id);
            //return 0;
            break; //happens when connection breaks unexpectedly
          case 1: //set chunk size
            RTMPStream::chunk_rec_max = ntohl(*(int*)next.data.c_str());
            fprintf(stderr, "CTRL: Set chunk size: %i\n", RTMPStream::chunk_rec_max);
            break;
          case 2: //abort message - we ignore this one
            fprintf(stderr, "CTRL: Abort message: %i\n", ntohl(*(int*)next.data.c_str()));
            //4 bytes of stream id to drop
            break;
          case 3: //ack
            RTMPStream::snd_window_at = ntohl(*(int*)next.data.c_str());
            fprintf(stderr, "CTRL: Acknowledgement: %i\n", RTMPStream::snd_window_at);
            break;
          case 4: {
            short int ucmtype = ntohs(*(short int*)next.data.c_str());
            switch (ucmtype){
              case 0:
                fprintf(stderr, "CTRL: User control message: stream begin %u\n", ntohl(*(unsigned int*)(next.data.c_str()+2)));
                break;
              case 1:
                fprintf(stderr, "CTRL: User control message: stream EOF %u\n", ntohl(*(unsigned int*)(next.data.c_str()+2)));
                break;
              case 2:
                fprintf(stderr, "CTRL: User control message: stream dry %u\n", ntohl(*(unsigned int*)(next.data.c_str()+2)));
                break;
              case 3:
                fprintf(stderr, "CTRL: User control message: setbufferlen %u\n", ntohl(*(unsigned int*)(next.data.c_str()+2)));
                break;
              case 4:
                fprintf(stderr, "CTRL: User control message: streamisrecorded %u\n", ntohl(*(unsigned int*)(next.data.c_str()+2)));
                break;
              case 6:
                fprintf(stderr, "CTRL: User control message: pingrequest %u\n", ntohl(*(unsigned int*)(next.data.c_str()+2)));
                break;
              case 7:
                fprintf(stderr, "CTRL: User control message: pingresponse %u\n", ntohl(*(unsigned int*)(next.data.c_str()+2)));
                break;
              default:
                fprintf(stderr, "CTRL: User control message: UNKNOWN %hu - %u\n", ucmtype, ntohl(*(unsigned int*)(next.data.c_str()+2)));
                break;
            }
          }
            break;
          case 5: //window size of other end
            RTMPStream::rec_window_size = ntohl(*(int*)next.data.c_str());
            RTMPStream::rec_window_at = RTMPStream::rec_cnt;
            fprintf(stderr, "CTRL: Window size: %i\n", RTMPStream::rec_window_size);
            break;
          case 6:
            RTMPStream::snd_window_size = ntohl(*(int*)next.data.c_str());
            //4 bytes window size, 1 byte limit type (ignored)
            fprintf(stderr, "CTRL: Set peer bandwidth: %i\n", RTMPStream::snd_window_size);
            break;
          case 8:
            if (Detail & (DETAIL_EXPLICIT | DETAIL_RECONSTRUCT)){
              F.ChunkLoader(next);
              if (Detail & DETAIL_EXPLICIT){
                fprintf(stderr, "Received %i bytes audio data\n", next.len);
                std::cerr << "Got a " << F.len << " bytes " << F.tagType() << " FLV tag of time " << F.tagTime() << "." << std::endl;
              }
              if (Detail & DETAIL_RECONSTRUCT){
                std::cout.write(F.data, F.len);
              }
            }
            break;
          case 9:
            if (Detail & (DETAIL_EXPLICIT | DETAIL_RECONSTRUCT)){
              F.ChunkLoader(next);
              if (Detail & DETAIL_EXPLICIT){
                fprintf(stderr, "Received %i bytes video data\n", next.len);
                std::cerr << "Got a " << F.len << " bytes " << F.tagType() << " FLV tag of time " << F.tagTime() << "." << std::endl;
              }
              if (Detail & DETAIL_RECONSTRUCT){
                std::cout.write(F.data, F.len);
              }
            }
            break;
          case 15:
            fprintf(stderr, "Received AFM3 data message\n");
            break;
          case 16:
            fprintf(stderr, "Received AFM3 shared object\n");
            break;
          case 17: {
            fprintf(stderr, "Received AFM3 command message:\n");
            char soort = next.data[0];
            next.data = next.data.substr(1);
            if (soort == 0){
              amfdata = AMF::parse(next.data);
              std::cerr << amfdata.Print() << std::endl;
            }else{
              amf3data = AMF::parse3(next.data);
              amf3data.Print();
            }
          }
            break;
          case 18: {
            fprintf(stderr, "Received AFM0 data message (metadata):\n");
            amfdata = AMF::parse(next.data);
            amfdata.Print();
            if (Detail & DETAIL_RECONSTRUCT){
              F.ChunkLoader(next);
              std::cout.write(F.data, F.len);
            }
          }
            break;
          case 19:
            fprintf(stderr, "Received AFM0 shared object\n");
            break;
          case 20: { //AMF0 command message
            fprintf(stderr, "Received AFM0 command message:\n");
            amfdata = AMF::parse(next.data);
            std::cerr << amfdata.Print() << std::endl;
          }
            break;
          case 22:
            fprintf(stderr, "Received aggregate message\n");
            break;
          default:
            fprintf(stderr, "Unknown chunk received! Probably protocol corruption, stopping parsing of incoming data.\n");
            return 1;
            break;
        } //switch for type of chunk
      }else{ //if chunk parsed
        if (std::cin.good()){
          inbuffer += std::cin.get();
        }else{
          inbuffer.clear();
        }
      }
    }//while std::cin.good()
    fprintf(stderr, "No more readable data\n");
    return 0;
  }
Ejemplo n.º 7
0
  ///\brief Main function for the HTTP Dynamic Connector
  ///\param conn A socket describing the connection the client.
  ///\return The exit code of the connector.
  int dynamicConnector(Socket::Connection conn){
    std::deque<std::string> FlashBuf;
    int FlashBufSize = 0;
    long long int FlashBufTime = 0;
    FLV::Tag tmp; //temporary tag

    DTSC::Stream Strm; //Incoming stream buffer.
    HTTP::Parser HTTP_R, HTTP_S; //HTTP Receiver en HTTP Sender.

    Socket::Connection ss( -1);
    std::string streamname;
    std::string recBuffer = "";

    std::string Quality;
    int Segment = -1;
    int ReqFragment = -1;
    unsigned int lastStats = 0;
    conn.setBlocking(false); //do not block on conn.spool() when no data is available

    while (conn.connected()){
      if (conn.spool() || conn.Received().size()){
        //make sure it ends in a \n
        if ( *(conn.Received().get().rbegin()) != '\n'){
          std::string tmp = conn.Received().get();
          conn.Received().get().clear();
          if (conn.Received().size()){
            conn.Received().get().insert(0, tmp);
          }else{
            conn.Received().append(tmp);
          }
        }
        if (HTTP_R.Read(conn.Received().get())){
#if DEBUG >= 5
          std::cout << "Received request: " << HTTP_R.getUrl() << std::endl;
#endif
          conn.setHost(HTTP_R.GetHeader("X-Origin"));
          streamname = HTTP_R.GetHeader("X-Stream");
          if ( !ss){
            ss = Util::Stream::getStream(streamname);
            if ( !ss.connected()){
              HTTP_S.Clean();
              HTTP_S.SetBody("No such stream is available on the system. Please try again.\n");
              conn.SendNow(HTTP_S.BuildResponse("404", "Not found"));
              continue;
            }
            ss.setBlocking(false);
            //make sure metadata is received
            while ( !Strm.metadata && ss.connected()){
              if (ss.spool()){
                while (Strm.parsePacket(ss.Received())){
                  //do nothing
                }
              }
            }
          }
          if (HTTP_R.url.find(".abst") != std::string::npos){
            HTTP_S.Clean();
            HTTP_S.SetBody(dynamicBootstrap(streamname, Strm.metadata));
            HTTP_S.SetHeader("Content-Type", "binary/octet");
            HTTP_S.SetHeader("Cache-Control", "no-cache");
            conn.SendNow(HTTP_S.BuildResponse("200", "OK"));
            HTTP_R.Clean(); //clean for any possible next requests
            continue;
          }
          if (HTTP_R.url.find("f4m") == std::string::npos){
            Quality = HTTP_R.url.substr(HTTP_R.url.find("/", 10) + 1);
            Quality = Quality.substr(0, Quality.find("Seg"));
            int temp;
            temp = HTTP_R.url.find("Seg") + 3;
            Segment = atoi(HTTP_R.url.substr(temp, HTTP_R.url.find("-", temp) - temp).c_str());
            temp = HTTP_R.url.find("Frag") + 4;
            ReqFragment = atoi(HTTP_R.url.substr(temp).c_str());
#if DEBUG >= 5
            printf("Quality: %s, Seg %d Frag %d\n", Quality.c_str(), Segment, ReqFragment);
#endif
            if (Strm.metadata.isMember("live")){
              int seekable = Strm.canSeekFrame(ReqFragment);
              if (seekable == 0){
                // iff the fragment in question is available, check if the next is available too
                seekable = Strm.canSeekFrame(ReqFragment + 1);
              }
              if (seekable < 0){
                HTTP_S.Clean();
                HTTP_S.SetBody("The requested fragment is no longer kept in memory on the server and cannot be served.\n");
                conn.SendNow(HTTP_S.BuildResponse("412", "Fragment out of range"));
                HTTP_R.Clean(); //clean for any possible next requests
                std::cout << "Fragment @ F" << ReqFragment << " too old (F" << Strm.metadata["keynum"][0u].asInt() << " - " << Strm.metadata["keynum"][Strm.metadata["keynum"].size() - 1].asInt() << ")" << std::endl;
                continue;
              }
              if (seekable > 0){
                HTTP_S.Clean();
                HTTP_S.SetBody("Proxy, re-request this in a second or two.\n");
                conn.SendNow(HTTP_S.BuildResponse("208", "Ask again later"));
                HTTP_R.Clean(); //clean for any possible next requests
                std::cout << "Fragment @ F" << ReqFragment << " not available yet (F" << Strm.metadata["keynum"][0u].asInt() << " - " << Strm.metadata["keynum"][Strm.metadata["keynum"].size() - 1].asInt() << ")" << std::endl;
                continue;
              }
            }
            std::stringstream sstream;
            sstream << "f " << ReqFragment << "\no \n";
            ss.SendNow(sstream.str().c_str());
          }else{
            HTTP_S.Clean();
            HTTP_S.SetHeader("Content-Type", "text/xml");
            HTTP_S.SetHeader("Cache-Control", "no-cache");
            std::string manifest = dynamicIndex(streamname, Strm.metadata);
            HTTP_S.SetBody(manifest);
            conn.SendNow(HTTP_S.BuildResponse("200", "OK"));
          }
          HTTP_R.Clean(); //clean for any possible next requests
        }
      }else{
        Util::sleep(1);
      }
      if (ss.connected()){
        unsigned int now = Util::epoch();
        if (now != lastStats){
          lastStats = now;
          ss.SendNow(conn.getStats("HTTP_Dynamic").c_str());
        }
        if (ss.spool()){
          while (Strm.parsePacket(ss.Received())){
            if (Strm.lastType() == DTSC::PAUSEMARK){
              if (FlashBufSize){
                HTTP_S.Clean();
                HTTP_S.SetHeader("Content-Type", "video/mp4");
                HTTP_S.SetBody("");
                std::string new_strap = dynamicBootstrap(streamname, Strm.metadata, ReqFragment);
                HTTP_S.SetHeader("Content-Length", FlashBufSize + 8 + new_strap.size()); //32+33+btstrp.size());
                conn.SendNow(HTTP_S.BuildResponse("200", "OK"));
                conn.SendNow(new_strap);
                unsigned long size = htonl(FlashBufSize+8);
                conn.SendNow((char*) &size, 4);
                conn.SendNow("mdat", 4);
                while (FlashBuf.size() > 0){
                  conn.SendNow(FlashBuf.front());
                  FlashBuf.pop_front();
                }
              }
              FlashBuf.clear();
              FlashBufSize = 0;
            }
            if (Strm.lastType() == DTSC::VIDEO || Strm.lastType() == DTSC::AUDIO){
              if (FlashBufSize == 0){
                //fill buffer with init data, if needed.
                if (Strm.metadata.isMember("audio") && Strm.metadata["audio"].isMember("init")){
                  tmp.DTSCAudioInit(Strm);
                  tmp.tagTime(Strm.getPacket(0)["time"].asInt());
                  FlashBuf.push_back(std::string(tmp.data, tmp.len));
                  FlashBufSize += tmp.len;
                }
                if (Strm.metadata.isMember("video") && Strm.metadata["video"].isMember("init")){
                  tmp.DTSCVideoInit(Strm);
                  tmp.tagTime(Strm.getPacket(0)["time"].asInt());
                  FlashBuf.push_back(std::string(tmp.data, tmp.len));
                  FlashBufSize += tmp.len;
                }
                FlashBufTime = Strm.getPacket(0)["time"].asInt();
              }
              tmp.DTSCLoader(Strm);
              FlashBuf.push_back(std::string(tmp.data, tmp.len));
              FlashBufSize += tmp.len;
            }
          }
        }
        if ( !ss.connected()){
          break;
        }
      }
    }
    conn.close();
    ss.SendNow(conn.getStats("HTTP_Dynamic").c_str());
    ss.close();
    return 0;
  } //Connector_HTTP_Dynamic main function
Ejemplo n.º 8
0
/// Tries to get and parse one RTMP chunk at a time.
void Connector_RTMP::parseChunk(Socket::Buffer & inbuffer){
  //for DTSC conversion
  static JSON::Value meta_out;
  static std::stringstream prebuffer; // Temporary buffer before sending real data
  static bool sending = false;
  static unsigned int counter = 0;
  //for chunk parsing
  static RTMPStream::Chunk next;
  FLV::Tag F;
  static AMF::Object amfdata("empty", AMF::AMF0_DDV_CONTAINER);
  static AMF::Object amfelem("empty", AMF::AMF0_DDV_CONTAINER);
  static AMF::Object3 amf3data("empty", AMF::AMF3_DDV_CONTAINER);
  static AMF::Object3 amf3elem("empty", AMF::AMF3_DDV_CONTAINER);

  while (next.Parse(inbuffer)){

    //send ACK if we received a whole window
    if ((RTMPStream::rec_cnt - RTMPStream::rec_window_at > RTMPStream::rec_window_size)){
      RTMPStream::rec_window_at = RTMPStream::rec_cnt;
      Socket.Send(RTMPStream::SendCTL(3, RTMPStream::rec_cnt));//send ack (msg 3)
    }

    switch (next.msg_type_id){
      case 0://does not exist
        #if DEBUG >= 2
        fprintf(stderr, "UNKN: Received a zero-type message. This is an error.\n");
        #endif
        break;//happens when connection breaks unexpectedly
      case 1://set chunk size
        RTMPStream::chunk_rec_max = ntohl(*(int*)next.data.c_str());
        #if DEBUG >= 4
        fprintf(stderr, "CTRL: Set chunk size: %i\n", RTMPStream::chunk_rec_max);
        #endif
        break;
      case 2://abort message - we ignore this one
        #if DEBUG >= 4
        fprintf(stderr, "CTRL: Abort message\n");
        #endif
        //4 bytes of stream id to drop
        break;
      case 3://ack
        #if DEBUG >= 4
        fprintf(stderr, "CTRL: Acknowledgement\n");
        #endif
        RTMPStream::snd_window_at = ntohl(*(int*)next.data.c_str());
        RTMPStream::snd_window_at = RTMPStream::snd_cnt;
        break;
      case 4:{
        //2 bytes event type, rest = event data
        //types:
        //0 = stream begin, 4 bytes ID
        //1 = stream EOF, 4 bytes ID
        //2 = stream dry, 4 bytes ID
        //3 = setbufferlen, 4 bytes ID, 4 bytes length
        //4 = streamisrecorded, 4 bytes ID
        //6 = pingrequest, 4 bytes data
        //7 = pingresponse, 4 bytes data
        //we don't need to process this
        #if DEBUG >= 4
        short int ucmtype = ntohs(*(short int*)next.data.c_str());
        switch (ucmtype){
          case 0: fprintf(stderr, "CTRL: UCM StreamBegin %i\n", ntohl(*((int*)(next.data.c_str()+2)))); break;
          case 1: fprintf(stderr, "CTRL: UCM StreamEOF %i\n", ntohl(*((int*)(next.data.c_str()+2)))); break;
          case 2: fprintf(stderr, "CTRL: UCM StreamDry %i\n", ntohl(*((int*)(next.data.c_str()+2)))); break;
          case 3: fprintf(stderr, "CTRL: UCM SetBufferLength %i %i\n", ntohl(*((int*)(next.data.c_str()+2))), ntohl(*((int*)(next.data.c_str()+6)))); break;
          case 4: fprintf(stderr, "CTRL: UCM StreamIsRecorded %i\n", ntohl(*((int*)(next.data.c_str()+2)))); break;
          case 6: fprintf(stderr, "CTRL: UCM PingRequest %i\n", ntohl(*((int*)(next.data.c_str()+2)))); break;
          case 7: fprintf(stderr, "CTRL: UCM PingResponse %i\n", ntohl(*((int*)(next.data.c_str()+2)))); break;
          default: fprintf(stderr, "CTRL: UCM Unknown (%hi)\n", ucmtype); break;
        }
        #endif
      } break;
      case 5://window size of other end
        #if DEBUG >= 4
        fprintf(stderr, "CTRL: Window size\n");
        #endif
        RTMPStream::rec_window_size = ntohl(*(int*)next.data.c_str());
        RTMPStream::rec_window_at = RTMPStream::rec_cnt;
        Socket.Send(RTMPStream::SendCTL(3, RTMPStream::rec_cnt));//send ack (msg 3)
        break;
      case 6:
        #if DEBUG >= 4
        fprintf(stderr, "CTRL: Set peer bandwidth\n");
        #endif
        //4 bytes window size, 1 byte limit type (ignored)
        RTMPStream::snd_window_size = ntohl(*(int*)next.data.c_str());
        Socket.Send(RTMPStream::SendCTL(5, RTMPStream::snd_window_size));//send window acknowledgement size (msg 5)
        break;
      case 8://audio data
      case 9://video data
      case 18://meta data
        if (SS.connected()){
          F.ChunkLoader(next);
          JSON::Value pack_out = F.toJSON(meta_out);
          if (!pack_out.isNull()){
            if (!sending){
              counter++;
              if (counter > 8){
                sending = true;
                SS.SendNow(meta_out.toNetPacked());
                SS.SendNow(prebuffer.str().c_str());//write buffer
                prebuffer.str("");//clear buffer
                SS.Send(pack_out.toNetPacked());
              }else{
                prebuffer << pack_out.toNetPacked();
              }
            }else{
              SS.SendNow(pack_out.toNetPacked());
            }
          }
        }else{
          #if DEBUG >= 4
          fprintf(stderr, "Received useless media data\n");
          #endif
          Socket.close();
        }
        break;
      case 15:
        #if DEBUG >= 4
        fprintf(stderr, "Received AFM3 data message\n");
        #endif
        break;
      case 16:
        #if DEBUG >= 4
        fprintf(stderr, "Received AFM3 shared object\n");
        #endif
        break;
      case 17:{
        #if DEBUG >= 4
        fprintf(stderr, "Received AFM3 command message\n");
        #endif
        if (next.data[0] != 0){
          next.data = next.data.substr(1);
          amf3data = AMF::parse3(next.data);
          #if DEBUG >= 4
          amf3data.Print();
          #endif
        }else{
          #if DEBUG >= 4
          fprintf(stderr, "Received AFM3-0 command message\n");
          #endif
          next.data = next.data.substr(1);
          amfdata = AMF::parse(next.data);
          parseAMFCommand(amfdata, 17, next.msg_stream_id);
        }//parsing AMF0-style
        } break;
      case 19:
        #if DEBUG >= 4
        fprintf(stderr, "Received AFM0 shared object\n");
        #endif
        break;
      case 20:{//AMF0 command message
        amfdata = AMF::parse(next.data);
        parseAMFCommand(amfdata, 20, next.msg_stream_id);
      } break;
      case 22:
        #if DEBUG >= 4
        fprintf(stderr, "Received aggregate message\n");
        #endif
        break;
      default:
        #if DEBUG >= 1
        fprintf(stderr, "Unknown chunk received! Probably protocol corruption, stopping parsing of incoming data.\n");
        #endif
        Connector_RTMP::stopparsing = true;
        break;
    }
  }
}//parseChunk