Ginga  0.13.6
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PipeFilter.h
1 /******************************************************************************
2 Este arquivo eh parte da implementacao do ambiente declarativo do middleware
3 Ginga (Ginga-NCL).
4 
5 Direitos Autorais Reservados (c) 1989-2007 PUC-Rio/Laboratorio TeleMidia
6 
7 Este programa eh software livre; voce pode redistribui-lo e/ou modificah-lo sob
8 os termos da Licenca Publica Geral GNU versao 2 conforme publicada pela Free
9 Software Foundation.
10 
11 Este programa eh distribuido na expectativa de que seja util, porem, SEM
12 NENHUMA GARANTIA; nem mesmo a garantia implicita de COMERCIABILIDADE OU
13 ADEQUACAO A UMA FINALIDADE ESPECIFICA. Consulte a Licenca Publica Geral do
14 GNU versao 2 para mais detalhes.
15 
16 Voce deve ter recebido uma copia da Licenca Publica Geral do GNU versao 2 junto
17 com este programa; se nao, escreva para a Free Software Foundation, Inc., no
18 endereco 59 Temple Street, Suite 330, Boston, MA 02111-1307 USA.
19 
20 Para maiores informacoes:
21 ncl @ telemidia.puc-rio.br
22 http://www.ncl.org.br
23 http://www.ginga.org.br
24 http://www.telemidia.puc-rio.br
25 ******************************************************************************
26 This file is part of the declarative environment of middleware Ginga (Ginga-NCL)
27 
28 Copyright: 1989-2007 PUC-RIO/LABORATORIO TELEMIDIA, All Rights Reserved.
29 
30 This program is free software; you can redistribute it and/or modify it under
31 the terms of the GNU General Public License version 2 as published by
32 the Free Software Foundation.
33 
34 This program is distributed in the hope that it will be useful, but WITHOUT ANY
35 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
36 PARTICULAR PURPOSE. See the GNU General Public License version 2 for more
37 details.
38 
39 You should have received a copy of the GNU General Public License version 2
40 along with this program; if not, write to the Free Software
41 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
42 
43 For further information contact:
44 ncl @ telemidia.puc-rio.br
45 http://www.ncl.org.br
46 http://www.ginga.org.br
47 http://www.telemidia.puc-rio.br
48 *******************************************************************************/
49 
50 #ifndef PIPEFILTER_H_
51 #define PIPEFILTER_H_
52 
53 #include "util/functions.h"
54 using namespace ::br::pucrio::telemidia::util;
55 
56 #include "system/thread/Thread.h"
57 using namespace ::br::pucrio::telemidia::ginga::core::system::thread;
58 
59 #include "ITSFilter.h"
60 
61 #include "system/compat/SystemCompat.h"
62 using namespace ::br::pucrio::telemidia::ginga::core::system::compat;
63 
64 #include <sys/stat.h>
65 #include <stdio.h>
66 #include <map>
67 #include <string>
68 using namespace std;
69 
70 namespace br {
71 namespace pucrio {
72 namespace telemidia {
73 namespace ginga {
74 namespace core {
75 namespace tsparser {
76  class PipeFilter : public ITSFilter, Thread {
77  private:
78  unsigned int pid;
79  bool dataReceived;
80  bool running;
81  unsigned int packetsReceived;
82  unsigned long debugBytesWritten;
83  map<int, int> pids;
84 
85  bool srcIsAPipe;
86  bool dstPipeCreated;
87  string srcUri;
88  string dstUri;
89 
90  PipeDescriptor srcPd;
91  PipeDescriptor dstPd;
92 
93  public:
94  PipeFilter(unsigned int pid);
95  virtual ~PipeFilter();
96 
97  void addPid(int pid);
98  bool hasData();
99 
100  void receiveTSPacket(ITSPacket* pack);
101  void receiveSection(char* buf, int len, IFrontendFilter* filter);
102  void receivePes(char* buf, int len, IFrontendFilter* filter);
103 
104  void setSourceUri(string srcUri, bool isPipe);
105  string setDestinationUri(string dstUri);
106 
107  private:
108  void run();
109  };
110 }
111 }
112 }
113 }
114 }
115 }
116 
117 #endif /*PIPEFILTER_H_*/