git.sesse.net Git - vlc/blob - modules/stream_filter/dash/http/HTTPConnectionManager.h

   1 /*
   2  * HTTPConnectionManager.h
   3  *****************************************************************************
   4  * Copyright (C) 2010 - 2011 Klagenfurt University
   5  *
   6  * Created on: Aug 10, 2010
   7  * Authors: Christopher Mueller <christopher.mueller@itec.uni-klu.ac.at>
   8  *          Christian Timmerer  <christian.timmerer@itec.uni-klu.ac.at>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU Lesser General Public License as published
  12  * by the Free Software Foundation; either version 2.1 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 #ifndef HTTPCONNECTIONMANAGER_H_
  26 #define HTTPCONNECTIONMANAGER_H_
  27
  28 #include <vlc_common.h>
  29
  30 #include <string>
  31 #include <vector>
  32 #include <iostream>
  33 #include <ctime>
  34 #include <map>
  35 #include <limits.h>
  36
  37 #include "http/HTTPConnection.h"
  38 #include "http/Chunk.h"
  39 #include "adaptationlogic/IDownloadRateObserver.h"
  40
  41 namespace dash
  42 {
  43     namespace http
  44     {
  45         class HTTPConnectionManager
  46         {
  47             public:
  48                 HTTPConnectionManager           (stream_t *stream);
  49                 virtual ~HTTPConnectionManager  ();
  50
  51                 bool                closeAllConnections ();
  52                 bool                closeConnection     (IHTTPConnection *con);
  53                 IHTTPConnection*    getConnection       (std::string url);
  54                 int                 read                (Chunk *chunk, void *p_buffer, size_t len);
  55                 int                 peek                (Chunk *chunk, const uint8_t **pp_peek, size_t i_peek);
  56                 void                attach              (dash::logic::IDownloadRateObserver *observer);
  57                 void                notify              ();
  58
  59             private:
  60                 std::vector<HTTPConnection *>                       connections;
  61                 std::map<Chunk *, HTTPConnection *>                 chunkMap;
  62                 std::map<std::string, HTTPConnection *>             urlMap;
  63                 std::vector<dash::logic::IDownloadRateObserver *>   rateObservers;
  64                 long                                                bpsAvg;
  65                 long                                                bpsLastChunk;
  66                 long                                                bytesReadSession;
  67                 double                                              timeSecSession;
  68                 long                                                bytesReadChunk;
  69                 double                                              timeSecChunk;
  70                 stream_t                                            *stream;
  71                 int                                                 chunkCount;
  72
  73                 bool            closeConnection (Chunk *chunk);
  74                 HTTPConnection* initConnection  (Chunk *chunk);
  75
  76         };
  77     }
  78 }
  79
  80 #endif /* HTTPCONNECTIONMANAGER_H_ */