Packets/MPEGDVBBundle/TransportPacket.hh

   1 // $Id:DatagramSection.hh 327 2007-07-20 10:03:44Z tho $
   2 //
   3 // Copyright (C) 2007
   4 // Fraunhofer Institut fuer offene Kommunikationssysteme (FOKUS)
   5 // Kompetenzzentrum fuer Satelitenkommunikation (SatCom)
   6 //     Thorsten Horstmann <thorsten.horstmann@fokus.fraunhofer.de>
   7 //
   8 // This program is free software; you can redistribute it and/or modify
   9 // it under the terms of the GNU General Public License as published by
  10 // the Free Software Foundation; either version 2 of the License, or
  11 // (at your option) any later version.
  12 //
  13 // This program is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17 //
  18 // You should have received a copy of the GNU General Public License
  19 // along with this program; if not, write to the
  20 // Free Software Foundation, Inc.,
  21 // 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  22
  23 /** \file
  24     \brief TransportPacket public header */
  25
  26 #ifndef HH_TransportPacket_
  27 #define HH_TransportPacket_ 1
  28
  29 // Custom includes
  30 #include <algorithm>
  31 #include "../../Packets/PacketType.hh"
  32 #include "../../Packets/ParseInt.hh"
  33 #include "../../Packets/PacketRegistry.hh"
  34 #include "../../Packets/PacketParser.hh"
  35
  36 //#include "TransportPacket.mpp"
  37 ///////////////////////////////hh.p////////////////////////////////////////
  38
  39 namespace senf {
  40
  41     /** \brief Parse a Transport Stream packet
  42
  43         Parser implementing the header of a MPEG Transport Stream Packet.
  44
  45         \see TransportPacketType
  46      */
  47     struct Parse_TransportPacket : public PacketParserBase
  48     {
  49         typedef Parse_Flag      <     0 > Parse_tei; // transport_error_indicator
  50         typedef Parse_Flag      <     1 > Parse_pusi; // payload_unit_start_indicator
  51         typedef Parse_Flag      <     2 > Parse_transportPrio;  // transport_priority
  52         typedef Parse_UIntField < 2, 16 > Parse_pid;
  53         typedef Parse_UIntField < 0,  2 > Parse_tsc; // transport_scrambling_control
  54         typedef Parse_UIntField < 2,  4 > Parse_adaptCtrl; // adaptation_field_control
  55         typedef Parse_UIntField < 4,  8 > Parse_contCounter; // continuity_counter
  56
  57 #       ifndef DOXYGEN
  58
  59         SENF_PACKET_PARSER_INIT(Parse_TransportPacket);
  60
  61         SENF_PACKET_PARSER_DEFINE_FIXED_FIELDS(
  62             ((Field       ) ( sync_byte,                 Parse_UInt8         ))
  63             ((OverlayField) ( transport_error_indicator, Parse_tei           ))
  64             ((OverlayField) ( pusi,                      Parse_pusi          ))
  65             ((OverlayField) ( transport_priority,        Parse_transportPrio ))
  66             ((Field       ) ( pid,                       Parse_pid           ))
  67             ((OverlayField) ( transport_scrmbl_ctrl,     Parse_tsc           ))
  68             ((OverlayField) ( adaptation_field_ctrl,     Parse_adaptCtrl     ))
  69             ((Field       ) ( continuity_counter,        Parse_contCounter   ))
  70         );
  71
  72 #       else
  73
  74         Parse_UInt8         sync_byte() const;
  75         Parse_tei           transport_error_indicator() const;
  76         Parse_pusi          pusi() const;
  77         Parse_transportPrio transport_priority() const;
  78         Parse_pid           pid() const;
  79         Parse_tsc           transport_scrmbl_ctrl() const;
  80         Parse_adaptCtrl     adaptation_field_ctrl() const;
  81         Parse_contCounter   continuity_counter() const;
  82
  83 #       endif
  84
  85 //        Parse_UInt8 payload_pointer() const {
  86 //            return parse<Parse_UInt8>( Parse_TransportPacket::fixed_bytes );
  87 //        }
  88     };
  89
  90     /** \brief Transport Stream packet
  91
  92         \par Packet type (typedef):
  93             \ref TransportPacket
  94
  95         \par Fields:
  96             \ref Parse_TransportPacket
  97
  98         \ingroup protocolbundle_mpegdvb
  99      */
 100     struct TransportPacketType
 101         : public PacketTypeBase,
 102           public PacketTypeMixin<TransportPacketType>
 103     {
 104         typedef PacketTypeMixin<TransportPacketType> mixin;
 105         typedef ConcretePacket<TransportPacketType> packet;
 106         typedef Parse_TransportPacket parser;
 107
 108         using mixin::nextPacketRange;
 109     //          using mixin::nextPacketType;
 110         using mixin::init;
 111         using mixin::initSize;
 112
 113         static void dump(packet p, std::ostream & os);
 114     };
 115
 116     /** \brief Transport packet typedef */
 117     typedef TransportPacketType::packet TransportPacket;
 118
 119     #define TRANSPORT_PACKET_SYNC_BYTE 0x47
 120
 121 }
 122
 123
 124 ///////////////////////////////hh.e////////////////////////////////////////
 125 //#include "TransportPacket.cci"
 126 //#include "TransportPacket.ct"
 127 //#include "TransportPacket.cti"
 128 #endif
 129
 130 \f
 131 // Local Variables:
 132 // mode: c++
 133 // fill-column: 100
 134 // c-file-style: "senf"
 135 // indent-tabs-mode: nil
 136 // ispell-local-dictionary: "american"
 137 // compile-command: "scons -u test"
 138 // comment-column: 40
 139 // End: