1 // $Id:TransportPacket.hh 560 2007-12-13 14:39:37Z tho $
4 // Fraunhofer Institute for Open Communication Systems (FOKUS)
5 // Competence Center NETwork research (NET), St. Augustin, GERMANY
6 // Thorsten Horstmann <tho@berlios.de>
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.
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.
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.
24 \brief TransportPacket public header */
26 #ifndef HH_SENF_Packets_MPEGDVBBundle_TransportPacket_
27 #define HH_SENF_Packets_MPEGDVBBundle_TransportPacket_ 1
30 #include <senf/Packets/Packets.hh>
32 //#include "TransportPacket.mpp"
33 ///////////////////////////////hh.p////////////////////////////////////////
37 /** \brief Parse a Transport Stream packet
39 Parser implementing the header of a MPEG Transport Stream packet.
40 \image html TransportPacket.png
42 \see TransportPacketType
44 struct TransportPacketParser : public PacketParserBase
46 # include SENF_PARSER()
48 SENF_PARSER_FIELD ( sync_byte, UInt8Parser );
50 SENF_PARSER_BITFIELD ( transport_error_indicator, 1, bool );
51 SENF_PARSER_BITFIELD_RO ( pusi, 1, bool );
52 SENF_PARSER_BITFIELD ( transport_priority, 1, bool );
53 SENF_PARSER_BITFIELD ( pid, 13, unsigned );
54 SENF_PARSER_BITFIELD ( transport_scrmbl_ctrl, 2, unsigned );
55 SENF_PARSER_BITFIELD ( adaptation_field_ctrl, 2, unsigned );
56 SENF_PARSER_BITFIELD ( continuity_counter, 4, unsigned );
58 SENF_PARSER_PRIVATE_VARIANT ( pointer_field_, pusi,
59 (senf::VoidPacketParser) (UInt8Parser) );
61 SENF_PARSER_FINALIZE( TransportPacketParser );
63 UInt8Parser pointer_field() const;
64 void init_fields() const;
65 void setPUSI(bool pusi) const;
73 /** \brief Transport Stream packet
76 <tr style="text-align:center">
77 <th>Syntax</th><th>No. of bits</th></tr>
79 <td>transport_packet() {</td> <td></td>
82 <td style="padding-left:2em">\ref TransportPacketParser::sync_byte() "sync_byte"</td>
85 <td style="padding-left:2em">\ref TransportPacketParser::transport_error_indicator() "transport_error_indicator"</td>
88 <td style="padding-left:2em">\ref TransportPacketParser::pusi() "payload_uni_start_indicator"</td>
91 <td style="padding-left:2em">\ref TransportPacketParser::transport_priority() "transport_priority"</td>
94 <td style="padding-left:2em">\ref TransportPacketParser::pid() "PID"</td>
97 <td style="padding-left:2em">\ref TransportPacketParser::transport_scrmbl_ctrl() "transport_scrambling_control"</td>
100 <td style="padding-left:2em">\ref TransportPacketParser::adaptation_field_ctrl() "adaptation_field_control"</td>
103 <td style="padding-left:2em">\ref TransportPacketParser::continuity_counter() "continuity_counter"</td>
106 <td>}</td> <td></td></tr>
109 \par Packet type (typedef):
113 \ref TransportPacketParser
115 \ingroup protocolbundle_mpegdvb
117 struct TransportPacketType
118 : public PacketTypeBase,
119 public PacketTypeMixin<TransportPacketType>
122 typedef PacketTypeMixin<TransportPacketType> mixin;
124 typedef ConcretePacket<TransportPacketType> packet; ///< Transport packet typedef
125 typedef TransportPacketParser parser; ///< typedef to the parser of Transport packet
127 using mixin::nextPacketRange;
129 using mixin::initSize;
131 /** \brief Dump given Transport packet in readable form to given output stream */
132 static void dump(packet p, std::ostream & os);
133 static const byte SYNC_BYTE = 0x47;
136 /** \brief Transport packet typedef */
137 typedef ConcretePacket<TransportPacketType> TransportPacket;
141 ///////////////////////////////hh.e////////////////////////////////////////
142 //#include "TransportPacket.cci"
143 //#include "TransportPacket.ct"
144 //#include "TransportPacket.cti"
151 // c-file-style: "senf"
152 // indent-tabs-mode: nil
153 // ispell-local-dictionary: "american"
154 // compile-command: "scons -u test"
155 // comment-column: 40