usr/include/enigma2/lib/dvb/pmt.h

   1 #ifndef __lib_dvb_dvbmid_h
   2 #define __lib_dvb_dvbmid_h
   3
   4 #ifndef SWIG
   5 #include <map>
   6 #include <set>
   7 #include <lib/base/buffer.h>
   8 #include <lib/dvb/idvb.h>
   9 #include <lib/dvb/dvb.h>
  10 #include <lib/dvb/idemux.h>
  11 #include <lib/dvb/esection.h>
  12 #include <lib/python/python.h>
  13 #include <dvbsi++/program_map_section.h>
  14 #include <dvbsi++/program_association_section.h>
  15
  16 #include <sys/socket.h>
  17 #include <sys/types.h>
  18 #include <sys/un.h>
  19 #include <unistd.h>
  20 #include <fcntl.h>
  21
  22 #include <boost/any.hpp>
  23
  24 class eDVBCAService;
  25 class eDVBScan;
  26
  27 struct channel_data: public sigc::trackable
  28 {
  29         ePtr<eDVBChannel> m_channel;
  30         ePtr<eConnection> m_stateChangedConn;
  31         int m_prevChannelState;
  32         int m_dataDemux;
  33 };
  34
  35 // TODO .. put all static stuff into a 'eDVBCAServiceHandler class'
  36
  37 typedef std::map<eServiceReferenceDVB, eDVBCAService*> CAServiceMap;
  38 typedef std::map<iDVBChannel*, channel_data*> ChannelMap;
  39
  40 class eDVBCAService: public sigc::trackable
  41 {
  42         eIOBuffer m_buffer;
  43         ePtr<eSocketNotifier> m_sn;
  44         eServiceReferenceDVB m_service;
  45         uint8_t m_used_demux[32];
  46
  47         int m_sock, m_clilen;
  48         struct sockaddr_un m_servaddr;
  49         unsigned int m_sendstate;
  50         bool m_sent;
  51         unsigned char m_capmt[2048];
  52         ePtr<eTimer> m_retryTimer;
  53
  54         void sendCAPMT();
  55         void Connect();
  56         void socketCB(int what);
  57
  58         static void DVBChannelAdded(eDVBChannel*);
  59         static void DVBChannelStateChanged(iDVBChannel*);
  60         static CAServiceMap exist;
  61         static ChannelMap exist_channels;
  62         static ePtr<eConnection> m_chanAddedConn;
  63         static channel_data *getChannelData(eDVBChannelID &chid);
  64
  65         eDVBCAService();
  66         ~eDVBCAService();
  67 public:
  68         static void registerChannelCallback(eDVBResourceManager *res_mgr);
  69         static RESULT register_service( const eServiceReferenceDVB &ref, int demux_nums[2], eDVBCAService *&caservice );
  70         static RESULT unregister_service( const eServiceReferenceDVB &ref, int demux_nums[2], eTable<ProgramMapSection> *ptr );
  71         void buildCAPMT(eTable<ProgramMapSection> *ptr, bool haveCaIds);
  72 };
  73
  74 #endif
  75
  76 class eDVBServicePMTHandler: public sigc::trackable
  77 {
  78 #ifndef SWIG
  79         friend class eDVBCAService;
  80         eServiceReferenceDVB m_reference;
  81         ePtr<eDVBService> m_service;
  82
  83         static std::map<uint32_t, uint8_t> sdt_versions;
  84         static bool ddp_support;
  85
  86         int m_last_channel_state;
  87         eDVBCAService *m_ca_servicePtr;
  88         ePtr<eDVBScan> m_dvb_scan; // for sdt scan
  89
  90         eAUTable<eTable<ProgramMapSection> > m_PMT;
  91         eAUTable<eTable<ProgramAssociationSection> > m_PAT;
  92
  93         ePtr<eConnection> m_SDTConn;
  94         ePtr<iDVBSectionReader> m_SDTReader;
  95         void readSDTdata(const __u8 *data, int len);
  96
  97         eUsePtr<iDVBChannel> m_channel;
  98         eUsePtr<iDVBPVRChannel> m_pvr_channel;
  99         ePtr<eDVBResourceManager> m_resourceManager;
 100         ePtr<iDVBDemux> m_demux;
 101         bool m_first_tune;
 102
 103         void channelStateChanged(iDVBChannel *);
 104         ePtr<eConnection> m_channelStateChanged_connection;
 105         void channelEvent(iDVBChannel *, int event);
 106         ePtr<eConnection> m_channelEvent_connection;
 107         void SDTScanEvent(int);
 108         ePtr<eConnection> m_scan_event_connection;
 109
 110         void PMTready(int error);
 111         void PATready(int error);
 112
 113         int m_pmt_pid;
 114
 115         int m_use_decode_demux;
 116         uint8_t m_decode_demux_num;
 117         ePtr<eTimer> m_no_pat_entry_delay;
 118 public:
 119         eDVBServicePMTHandler();
 120         ~eDVBServicePMTHandler();
 121 #endif
 122
 123 #ifdef SWIG
 124 private:
 125         eDVBServicePMTHandler();
 126 public:
 127 #endif
 128         static void setDDPSupport(bool b) { ddp_support = b; }
 129
 130         enum
 131         {
 132                 eventNoResources,  // a requested resource couldn't be allocated
 133                 eventTuneFailed,   // tune failed
 134                 eventNoPAT,        // no pat could be received (timeout)
 135                 eventNoPATEntry,   // no pat entry for the corresponding SID could be found
 136                 eventNoPMT,        // no pmt could be received (timeout)
 137                 eventNewProgramInfo, // we just received a PMT
 138                 eventUpdateDecoder, // is sent directly after tune start to speedup picture view...
 139                 eventTuned,        // a channel was sucessfully (re-)tuned in, you may start additional filters now
 140                 eventNewSDT,
 141
 142                 eventPreStart,     // before start filepush thread
 143                 eventSOF,          // seek pre start
 144                 eventEOF,          // a file playback did end
 145
 146                 eventMisconfiguration, // a channel was not found in any list, or no frontend was found which could provide this channel
 147         };
 148 #ifndef SWIG
 149         sigc::signal1<void,int> serviceEvent;
 150
 151         struct videoStream
 152         {
 153                 int pid;
 154                 int component_tag;
 155                 enum { vtMPEG2, vtMPEG4_H264, vtMPEG1, vtMPEG4_Part2, vtVC1, vtVC1_SM };
 156                 int type;
 157         };
 158
 159         struct audioStream
 160         {
 161                 int pid,
 162                     rdsPid; // hack for some radio services which transmit radiotext on different pid (i.e. harmony fm, HIT RADIO FFH, ...)
 163                 enum { atMPEG, atAC3, atDTS, atAAC, atAACHE, atLPCM, atDTSHD, atDDP };
 164                 int type; // mpeg2, ac3, dts, ...
 165
 166                 int component_tag;
 167                 std::string language_code; /* iso-639, if available. */
 168         };
 169
 170         struct subtitleStream
 171         {
 172                 int pid;
 173                 int subtitling_type;    /*  see ETSI EN 300 468 table 26 component_type
 174                                                                         when stream_content is 0x03
 175                                                                         0x10..0x13, 0x20..0x23 is used for dvb subtitles
 176                                                                         0x01 is used for teletext subtitles */
 177                 union
 178                 {
 179                         int composition_page_id;  // used for dvb subtitles
 180                         int teletext_page_number;  // used for teletext subtitles
 181                 };
 182                 union
 183                 {
 184                         int ancillary_page_id;  // used for dvb subtitles
 185                         int teletext_magazine_number;  // used for teletext subtitles
 186                 };
 187                 std::string language_code;
 188                 bool operator<(const subtitleStream &s) const
 189                 {
 190                         if (pid != s.pid)
 191                                 return pid < s.pid;
 192                         if (teletext_page_number != s.teletext_page_number)
 193                                 return teletext_page_number < s.teletext_page_number;
 194                         return teletext_magazine_number < s.teletext_magazine_number;
 195                 }
 196         };
 197
 198         struct aitStream
 199         {
 200                 int pid;
 201                 std::vector<std::pair<int, int> > type_version_pairs;
 202         };
 203
 204         struct program
 205         {
 206                 struct capid_pair
 207                 {
 208                         uint16_t caid;
 209                         int capid;
 210                         bool operator< (const struct capid_pair &t) const { return t.caid < caid; }
 211                 };
 212                 std::vector<videoStream> videoStreams;
 213                 std::vector<audioStream> audioStreams;
 214                 int defaultAudioStream;
 215                 std::vector<subtitleStream> subtitleStreams;
 216                 std::vector<aitStream> aitStreams;
 217                 std::list<capid_pair> caids;
 218                 int pcrPid;
 219                 int pmtPid;
 220                 int textPid;
 221                 bool isCrypted() { return !caids.empty(); }
 222                 std::map<std::string, boost::any> createDataMap();
 223         };
 224
 225         int getProgramInfo(program &program);
 226         int getDataDemux(ePtr<iDVBDemux> &demux);
 227         int getDecodeDemux(ePtr<iDVBDemux> &demux);
 228         boost::any getCaIds(bool pair=false); // caid / ecmpid pair
 229
 230         int getPVRChannel(ePtr<iDVBPVRChannel> &pvr_channel);
 231         int getServiceReference(eServiceReferenceDVB &service) { service = m_reference; return 0; }
 232         int getService(ePtr<eDVBService> &service) { service = m_service; return 0; }
 233         int getPMT(ePtr<eTable<ProgramMapSection> > &ptr) { return m_PMT.getCurrent(ptr); }
 234         int getChannel(eUsePtr<iDVBChannel> &channel);
 235         void resetCachedProgram() { m_have_cached_program = false; }
 236         void sendEventNoPatEntry();
 237
 238         /* deprecated interface */
 239         int tune(eServiceReferenceDVB &ref, int use_decode_demux, eCueSheet *sg=0, bool simulate=false, eDVBService *service = 0);
 240
 241         /* new interface */
 242         int tuneExt(eServiceReferenceDVB &ref, int use_decode_demux, sigc::slot1<ePtr<iTsSource>, const eServiceReferenceDVB&> createTsSource, const char *streaminfo_file, eCueSheet *sg=0, bool simulate=false, eDVBService *service = 0);
 243
 244         void free();
 245 private:
 246         bool m_have_cached_program;
 247         program m_cached_program;
 248 #endif
 249 };
 250
 251 #endif