code.vuplus.com Git - vuplus_dvbapp/blob - 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 <lib/base/buffer.h>
   7 #include <lib/dvb/idvb.h>
   8 #include <lib/dvb/dvb.h>
   9 #include <lib/dvb/idemux.h>
  10 #include <lib/dvb/esection.h>
  11 #include <lib/python/python.h>
  12 #include <lib/python/connections.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 class eDVBCAService;
  23 class eDVBScan;
  24
  25 #include <dvbsi++/application_information_section.h>
  26 class OCSection : public LongCrcSection
  27 {
  28 protected:
  29         void *data;
  30
  31 public:
  32         OCSection(const uint8_t * const buffer)
  33         : LongCrcSection(buffer)
  34         {
  35                 data = malloc(getSectionLength());
  36                 memcpy(data, buffer, getSectionLength());
  37         }
  38         ~OCSection()
  39         {
  40                 free(data);
  41         }
  42         void *getData() { return data; }
  43 };
  44
  45 struct channel_data: public Object
  46 {
  47         ePtr<eDVBChannel> m_channel;
  48         ePtr<eConnection> m_stateChangedConn;
  49         int m_prevChannelState;
  50         int m_dataDemux;
  51 };
  52
  53 // TODO .. put all static stuff into a 'eDVBCAServiceHandler class'
  54
  55 typedef std::map<eServiceReferenceDVB, eDVBCAService*> CAServiceMap;
  56 typedef std::map<iDVBChannel*, channel_data*> ChannelMap;
  57
  58 class eDVBCAService: public Object
  59 {
  60         eIOBuffer m_buffer;
  61         ePtr<eSocketNotifier> m_sn;
  62         eServiceReferenceDVB m_service;
  63         uint8_t m_used_demux[32];
  64         unsigned int m_prev_build_hash;
  65
  66         int m_sock, m_clilen;
  67         struct sockaddr_un m_servaddr;
  68         unsigned int m_sendstate;
  69         unsigned char m_capmt[2048];
  70         ePtr<eTimer> m_retryTimer;
  71         void sendCAPMT();
  72         void Connect();
  73         void socketCB(int what);
  74
  75         static void DVBChannelAdded(eDVBChannel*);
  76         static void DVBChannelStateChanged(iDVBChannel*);
  77         static CAServiceMap exist;
  78         static ChannelMap exist_channels;
  79         static ePtr<eConnection> m_chanAddedConn;
  80         static channel_data *getChannelData(eDVBChannelID &chid);
  81
  82         eDVBCAService();
  83         ~eDVBCAService();
  84 public:
  85         static void registerChannelCallback(eDVBResourceManager *res_mgr);
  86         static RESULT register_service( const eServiceReferenceDVB &ref, int demux_nums[2], eDVBCAService *&caservice );
  87         static RESULT unregister_service( const eServiceReferenceDVB &ref, int demux_nums[2], eTable<ProgramMapSection> *ptr );
  88         void buildCAPMT(eTable<ProgramMapSection> *ptr);
  89 };
  90
  91 #endif
  92
  93 #include <list>
  94 #include <string>
  95 class HbbTVApplicationInfo
  96 {
  97 public:
  98         int m_OrgId;
  99         int m_AppId;
 100         int m_ControlCode;
 101         short m_ProfileCode;
 102         std::string m_HbbTVUrl;
 103         std::string m_ApplicationName;
 104 public:
 105         HbbTVApplicationInfo(int controlCode, int orgid, int appid, std::string hbbtvUrl, std::string applicationName, int profileCode)
 106                 : m_ControlCode(controlCode), m_HbbTVUrl(hbbtvUrl), m_ApplicationName(applicationName), m_OrgId(orgid),
 107                   m_AppId(appid), m_ProfileCode(profileCode)
 108         {}
 109 };
 110 typedef std::list<HbbTVApplicationInfo *> HbbTVApplicationInfoList;
 111 typedef HbbTVApplicationInfoList::iterator HbbTVApplicationInfoListIterator;
 112 typedef HbbTVApplicationInfoList::const_iterator HbbTVApplicationInfoListConstIterator;
 113
 114 class eDVBServicePMTHandler: public Object
 115 {
 116 #ifndef SWIG
 117         friend class eDVBCAService;
 118         eServiceReferenceDVB m_reference;
 119         ePtr<eDVBService> m_service;
 120
 121         int m_last_channel_state;
 122         eDVBCAService *m_ca_servicePtr;
 123         ePtr<eDVBScan> m_dvb_scan; // for sdt scan
 124
 125         eAUTable<eTable<ProgramMapSection> > m_PMT;
 126         eAUTable<eTable<ProgramAssociationSection> > m_PAT;
 127
 128         eUsePtr<iDVBChannel> m_channel;
 129         eUsePtr<iDVBPVRChannel> m_pvr_channel;
 130         ePtr<eDVBResourceManager> m_resourceManager;
 131         ePtr<iDVBDemux> m_demux, m_pvr_demux_tmp;
 132
 133         void channelStateChanged(iDVBChannel *);
 134         ePtr<eConnection> m_channelStateChanged_connection;
 135         void channelEvent(iDVBChannel *, int event);
 136         ePtr<eConnection> m_channelEvent_connection;
 137         void SDTScanEvent(int);
 138         ePtr<eConnection> m_scan_event_connection;
 139
 140         eAUTable<eTable<ApplicationInformationSection> > m_AIT;
 141         eAUTable<eTable<OCSection> > m_OC;
 142
 143         void PMTready(int error);
 144         void PATready(int error);
 145
 146         int m_pmt_pid;
 147
 148         void AITready(int error);
 149         void OCready(int error);
 150         int m_dsmcc_pid;
 151         int m_ait_pid;
 152         HbbTVApplicationInfoList m_HbbTVApplications;
 153         std::string m_HBBTVUrl;
 154         std::string m_ApplicationName;
 155         unsigned char m_AITData[4096];
 156
 157         int m_use_decode_demux;
 158         uint8_t m_decode_demux_num;
 159         ePtr<eTimer> m_no_pat_entry_delay;
 160 public:
 161         eDVBServicePMTHandler();
 162         ~eDVBServicePMTHandler();
 163 #endif
 164
 165 #ifdef SWIG
 166 private:
 167         eDVBServicePMTHandler();
 168 public:
 169 #endif
 170
 171         enum
 172         {
 173                 eventNoResources,  // a requested resource couldn't be allocated
 174                 eventTuneFailed,   // tune failed
 175                 eventNoPAT,        // no pat could be received (timeout)
 176                 eventNoPATEntry,   // no pat entry for the corresponding SID could be found
 177                 eventNoPMT,        // no pmt could be received (timeout)
 178                 eventNewProgramInfo, // we just received a PMT
 179                 eventTuned,        // a channel was sucessfully (re-)tuned in, you may start additional filters now
 180
 181                 eventPreStart,     // before start filepush thread
 182                 eventSOF,          // seek pre start
 183                 eventEOF,          // a file playback did end
 184
 185                 eventHBBTVInfo, /* HBBTV information was detected in the AIT */
 186
 187                 eventMisconfiguration, // a channel was not found in any list, or no frontend was found which could provide this channel
 188         };
 189 #ifndef SWIG
 190         Signal1<void,int> serviceEvent;
 191
 192         struct videoStream
 193         {
 194                 int pid;
 195                 int component_tag;
 196                 enum { vtMPEG2, vtMPEG4_H264, vtMPEG1, vtMPEG4_Part2, vtVC1, vtVC1_SM };
 197                 int type;
 198         };
 199
 200         struct audioStream
 201         {
 202                 int pid,
 203                     rdsPid; // hack for some radio services which transmit radiotext on different pid (i.e. harmony fm, HIT RADIO FFH, ...)
 204                 enum { atMPEG, atAC3, atDTS, atAAC, atAACHE, atLPCM, atDTSHD, atDDP  };
 205                 int type; // mpeg2, ac3, dts, ...
 206
 207                 int component_tag;
 208                 std::string language_code; /* iso-639, if available. */
 209         };
 210
 211         struct subtitleStream
 212         {
 213                 int pid;
 214                 int subtitling_type;    /*  see ETSI EN 300 468 table 26 component_type
 215                                                                         when stream_content is 0x03
 216                                                                         0x10..0x13, 0x20..0x23 is used for dvb subtitles
 217                                                                         0x01 is used for teletext subtitles */
 218                 union
 219                 {
 220                         int composition_page_id;  // used for dvb subtitles
 221                         int teletext_page_number;  // used for teletext subtitles
 222                 };
 223                 union
 224                 {
 225                         int ancillary_page_id;  // used for dvb subtitles
 226                         int teletext_magazine_number;  // used for teletext subtitles
 227                 };
 228                 std::string language_code;
 229                 bool operator<(const subtitleStream &s) const
 230                 {
 231                         if (pid != s.pid)
 232                                 return pid < s.pid;
 233                         if (teletext_page_number != s.teletext_page_number)
 234                                 return teletext_page_number < s.teletext_page_number;
 235                         return teletext_magazine_number < s.teletext_magazine_number;
 236                 }
 237         };
 238
 239         struct program
 240         {
 241                 struct capid_pair
 242                 {
 243                         uint16_t caid;
 244                         int capid;
 245                         bool operator< (const struct capid_pair &t) const { return t.caid < caid; }
 246                 };
 247                 std::vector<videoStream> videoStreams;
 248                 std::vector<audioStream> audioStreams;
 249                 int defaultAudioStream;
 250                 std::vector<subtitleStream> subtitleStreams;
 251                 std::list<capid_pair> caids;
 252                 int pcrPid;
 253                 int pmtPid;
 254                 int textPid;
 255                 int aitPid;
 256                 bool isCrypted() { return !caids.empty(); }
 257                 PyObject *createPythonObject();
 258         };
 259
 260         int getProgramInfo(program &program);
 261         int getDataDemux(ePtr<iDVBDemux> &demux);
 262         int getDecodeDemux(ePtr<iDVBDemux> &demux);
 263         PyObject *getCaIds(bool pair=false); // caid / ecmpid pair
 264         PyObject *getHbbTVApplications(void);
 265
 266         int getPVRChannel(ePtr<iDVBPVRChannel> &pvr_channel);
 267         int getServiceReference(eServiceReferenceDVB &service) { service = m_reference; return 0; }
 268         int getService(ePtr<eDVBService> &service) { service = m_service; return 0; }
 269         int getPMT(ePtr<eTable<ProgramMapSection> > &ptr) { return m_PMT.getCurrent(ptr); }
 270         int getChannel(eUsePtr<iDVBChannel> &channel);
 271         void resetCachedProgram() { m_have_cached_program = false; }
 272         void sendEventNoPatEntry();
 273
 274         void getHBBTVUrl(std::string &ret) { ret = m_HBBTVUrl; }
 275
 276         /* deprecated interface */
 277         int tune(eServiceReferenceDVB &ref, int use_decode_demux, eCueSheet *sg=0, bool simulate=false, eDVBService *service = 0);
 278
 279         /* new interface */
 280         int tuneExt(eServiceReferenceDVB &ref, int use_decode_demux, ePtr<iTsSource> &, const char *streaminfo_file, eCueSheet *sg=0, bool simulate=false, eDVBService *service = 0, bool isstreamclient=false);
 281
 282         void free();
 283 private:
 284         bool m_have_cached_program;
 285         program m_cached_program;
 286         bool m_isstreamclient;
 287 #endif
 288 };
 289
 290 #endif