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 #include <map>
   5 #include <lib/dvb/idvb.h>
   6 #include <lib/dvb/dvb.h>
   7 #include <lib/dvb/idemux.h>
   8 #include <lib/dvb/esection.h>
   9 #include <lib/python/python.h>
  10 #include <dvbsi++/program_map_section.h>
  11 #include <dvbsi++/program_association_section.h>
  12
  13 #include <sys/socket.h>
  14 #include <sys/types.h>
  15 #include <sys/un.h>
  16 #include <unistd.h>
  17 #include <fcntl.h>
  18
  19 class eDVBCAService;
  20 class eDVBScan;
  21
  22 typedef std::map<eServiceReferenceDVB, eDVBCAService*> CAServiceMap;
  23
  24 class eDVBCAService: public Object
  25 {
  26         eServiceReferenceDVB m_service;
  27         uint8_t m_used_demux[32];
  28         unsigned int m_prev_build_hash;
  29
  30         int m_sock, m_clilen;
  31         struct sockaddr_un m_servaddr;
  32         unsigned int m_sendstate;
  33         unsigned char m_capmt[2048];
  34         eTimer m_retryTimer;
  35         void sendCAPMT();
  36         void Connect();
  37
  38         static CAServiceMap exist;
  39         eDVBCAService();
  40         ~eDVBCAService();
  41 public:
  42         static RESULT register_service( const eServiceReferenceDVB &ref, int demux_nums[2], eDVBCAService *&caservice );
  43         static RESULT unregister_service( const eServiceReferenceDVB &ref, int demux_nums[2], eTable<ProgramMapSection> *ptr );
  44         void buildCAPMT(eTable<ProgramMapSection> *ptr);
  45 };
  46
  47 class eDVBServicePMTHandler: public Object
  48 {
  49         friend class eDVBCAService;
  50         eServiceReferenceDVB m_reference;
  51         ePtr<eDVBService> m_service;
  52
  53         int m_last_channel_state;
  54         eDVBCAService *m_ca_servicePtr;
  55         eDVBScan *m_dvb_scan; // for sdt scan
  56
  57         eAUTable<eTable<ProgramMapSection> > m_PMT;
  58         eAUTable<eTable<ProgramAssociationSection> > m_PAT;
  59
  60         eUsePtr<iDVBChannel> m_channel;
  61         eUsePtr<iDVBPVRChannel> m_pvr_channel;
  62         ePtr<eDVBResourceManager> m_resourceManager;
  63         ePtr<iDVBDemux> m_demux;
  64
  65         void channelStateChanged(iDVBChannel *);
  66         ePtr<eConnection> m_channelStateChanged_connection;
  67         void channelEvent(iDVBChannel *, int event);
  68         ePtr<eConnection> m_channelEvent_connection;
  69         void SDTScanEvent(int);
  70         ePtr<eConnection> m_scan_event_connection;
  71
  72         void PMTready(int error);
  73         void PATready(int error);
  74
  75         int m_use_decode_demux;
  76         uint8_t m_decode_demux_num;
  77
  78 public:
  79         eDVBServicePMTHandler();
  80         ~eDVBServicePMTHandler();
  81
  82         enum
  83         {
  84                 eventNoResources,  // a requested resource couldn't be allocated
  85                 eventTuneFailed,   // tune failed
  86                 eventNoPAT,        // no pat could be received (timeout)
  87                 eventNoPATEntry,   // no pat entry for the corresponding SID could be found
  88                 eventNoPMT,        // no pmt could be received (timeout)
  89                 eventNewProgramInfo, // we just received a PMT
  90                 eventTuned,        // a channel was sucessfully (re-)tuned in, you may start additional filters now
  91
  92                 eventSOF,          // seek pre start
  93                 eventEOF,          // a file playback did end
  94         };
  95
  96         Signal1<void,int> serviceEvent;
  97
  98         struct videoStream
  99         {
 100                 int pid;
 101                 int component_tag;
 102                 enum { vtMPEG2, vtMPEG4_H264 };
 103                 int type;
 104         };
 105
 106         struct audioStream
 107         {
 108                 int pid;
 109                 enum { atMPEG, atAC3, atDTS, atAAC };
 110                 int type; // mpeg2, ac3, dts, ...
 111
 112                 int component_tag;
 113                 std::string language_code; /* iso-639, if available. */
 114         };
 115
 116         struct program
 117         {
 118                 std::vector<videoStream> videoStreams;
 119                 std::vector<audioStream> audioStreams;
 120                 std::set<uint16_t> caids;
 121                 int pcrPid;
 122                 int pmtPid;
 123                 int textPid;
 124                 bool isCrypted() { return !caids.empty(); }
 125                 int audioChannel;
 126         };
 127
 128         int getProgramInfo(struct program &program);
 129         int getDataDemux(ePtr<iDVBDemux> &demux);
 130         int getDecodeDemux(ePtr<iDVBDemux> &demux);
 131         PyObject *getCaIds();
 132
 133         int getPVRChannel(ePtr<iDVBPVRChannel> &pvr_channel);
 134         int getServiceReference(eServiceReferenceDVB &service) { service = m_reference; return 0; }
 135         int getService(ePtr<eDVBService> &service) { service = m_service; return 0; }
 136         int getPMT(ePtr<eTable<ProgramMapSection> > &ptr) { return m_PMT.getCurrent(ptr); }
 137         int getChannel(eUsePtr<iDVBChannel> &channel);
 138
 139         int tune(eServiceReferenceDVB &ref, int use_decode_demux, eCueSheet *sg=0);
 140         void free();
 141
 142         int m_pmt_pid;
 143 };
 144
 145 #endif