lib/service/servicedvb.h

   1 #ifndef __servicedvb_h
   2 #define __servicedvb_h
   3
   4 #include <lib/service/iservice.h>
   5 #include <lib/dvb/idvb.h>
   6
   7 #include <lib/dvb/pmt.h>
   8 #include <lib/dvb/eit.h>
   9 #include <lib/dvb/subtitle.h>
  10 #include <lib/dvb/teletext.h>
  11 #include <lib/dvb/radiotext.h>
  12 #include <lib/base/filepush.h>
  13
  14 class eStaticServiceDVBInformation;
  15 class eStaticServiceDVBBouquetInformation;
  16
  17 class eServiceFactoryDVB: public iServiceHandler
  18 {
  19         DECLARE_REF(eServiceFactoryDVB);
  20         ePtr<eStaticServiceDVBInformation> m_StaticServiceDVBInfo;
  21         ePtr<eStaticServiceDVBBouquetInformation> m_StaticServiceDVBBouquetInfo;
  22 public:
  23         eServiceFactoryDVB();
  24         virtual ~eServiceFactoryDVB();
  25         enum { id = 0x1 };
  26
  27                 // iServiceHandler
  28         RESULT play(const eServiceReference &, ePtr<iPlayableService> &ptr);
  29         RESULT record(const eServiceReference &, ePtr<iRecordableService> &ptr);
  30         RESULT list(const eServiceReference &, ePtr<iListableService> &ptr);
  31         RESULT info(const eServiceReference &, ePtr<iStaticServiceInformation> &ptr);
  32         RESULT offlineOperations(const eServiceReference &, ePtr<iServiceOfflineOperations> &ptr);
  33 private:
  34         RESULT lookupService(ePtr<eDVBService> &ptr, const eServiceReference &ref);
  35 };
  36
  37 class eBouquet;
  38
  39 class eDVBServiceList: public iListableService, public iMutableServiceList
  40 {
  41         DECLARE_REF(eDVBServiceList);
  42 public:
  43         virtual ~eDVBServiceList();
  44         PyObject *getContent(const char* formatstr, bool sorted=false);
  45         RESULT getContent(std::list<eServiceReference> &list, bool sorted=false);
  46         RESULT getNext(eServiceReference &ptr);
  47         inline int compareLessEqual(const eServiceReference &a, const eServiceReference &b);
  48
  49         RESULT startEdit(ePtr<iMutableServiceList> &);
  50         RESULT flushChanges();
  51         RESULT addService(eServiceReference &ref, eServiceReference before);
  52         RESULT removeService(eServiceReference &ref);
  53         RESULT moveService(eServiceReference &ref, int pos);
  54         RESULT setListName(const std::string &name);
  55 private:
  56         RESULT startQuery();
  57         eServiceReference m_parent;
  58         friend class eServiceFactoryDVB;
  59         eDVBServiceList(const eServiceReference &parent);
  60         ePtr<iDVBChannelListQuery> m_query;
  61
  62                 /* for editing purposes. WARNING: lifetime issue! */
  63         eBouquet *m_bouquet;
  64 };
  65
  66 inline int eDVBServiceList::compareLessEqual(const eServiceReference &a, const eServiceReference &b)
  67 {
  68         return m_query->compareLessEqual((const eServiceReferenceDVB&)a, (const eServiceReferenceDVB&)b);
  69 }
  70
  71 class eDVBServiceBase: public iFrontendInformation
  72 {
  73 protected:
  74         eDVBServicePMTHandler m_service_handler;
  75 public:
  76                 // iFrontendInformation
  77         int getFrontendInfo(int w);
  78         PyObject *getFrontendData();
  79         PyObject *getFrontendStatus();
  80         PyObject *getTransponderData(bool);
  81         PyObject *getAll(bool original); // a sum of getFrontendData/Status/TransponderData
  82 };
  83
  84 class eSubtitleWidget;
  85
  86 class eDVBServicePlay: public eDVBServiceBase,
  87                 public iPlayableService, public iPauseableService,
  88                 public iSeekableService, public Object, public iServiceInformation,
  89                 public iAudioTrackSelection, public iAudioChannelSelection,
  90                 public iSubserviceList, public iTimeshiftService,
  91                 public iCueSheet, public iSubtitleOutput, public iAudioDelay,
  92                 public iRdsDecoder, public iStreamableService
  93 {
  94         DECLARE_REF(eDVBServicePlay);
  95 public:
  96         virtual ~eDVBServicePlay();
  97
  98                 // iPlayableService
  99         RESULT connectEvent(const Slot2<void,iPlayableService*,int> &event, ePtr<eConnection> &connection);
 100         RESULT start();
 101         RESULT stop();
 102         RESULT setTarget(int target);
 103
 104         RESULT seek(ePtr<iSeekableService> &ptr);
 105         RESULT pause(ePtr<iPauseableService> &ptr);
 106         RESULT info(ePtr<iServiceInformation> &ptr);
 107         RESULT audioChannel(ePtr<iAudioChannelSelection> &ptr);
 108         RESULT audioTracks(ePtr<iAudioTrackSelection> &ptr);
 109         RESULT frontendInfo(ePtr<iFrontendInformation> &ptr);
 110         RESULT subServices(ePtr<iSubserviceList> &ptr);
 111         RESULT timeshift(ePtr<iTimeshiftService> &ptr);
 112         RESULT cueSheet(ePtr<iCueSheet> &ptr);
 113         RESULT subtitle(ePtr<iSubtitleOutput> &ptr);
 114         RESULT audioDelay(ePtr<iAudioDelay> &ptr);
 115         RESULT rdsDecoder(ePtr<iRdsDecoder> &ptr);
 116         RESULT keys(ePtr<iServiceKeys> &ptr) { ptr = 0; return -1; }
 117         RESULT streamed(ePtr<iStreamedService> &ptr) { ptr = 0; return -1; }
 118
 119                 // iPauseableService
 120         RESULT pause();
 121         RESULT unpause();
 122         RESULT setSlowMotion(int ratio);
 123         RESULT setFastForward(int ratio);
 124
 125                 // iSeekableService
 126         RESULT getLength(pts_t &len);
 127         RESULT seekTo(pts_t to);
 128         RESULT seekRelative(int direction, pts_t to);
 129         RESULT getPlayPosition(pts_t &pos);
 130         RESULT setTrickmode(int trick=0);
 131         RESULT isCurrentlySeekable();
 132
 133                 // iServiceInformation
 134         RESULT getName(std::string &name);
 135         RESULT getEvent(ePtr<eServiceEvent> &evt, int nownext);
 136         int getInfo(int w);
 137         std::string getInfoString(int w);
 138         PyObject *getInfoObject(int w);
 139
 140                 // iAudioTrackSelection
 141         int getNumberOfTracks();
 142         RESULT selectTrack(unsigned int i);
 143         RESULT getTrackInfo(struct iAudioTrackInfo &, unsigned int n);
 144         int getCurrentTrack();
 145
 146                 // iAudioChannelSelection
 147         int getCurrentChannel();
 148         RESULT selectChannel(int i);
 149
 150                 // iRdsDecoder
 151         std::string getText(int i=0);
 152         void showRassSlidePicture();
 153         void showRassInteractivePic(int page, int subpage);
 154         ePyObject getRassInteractiveMask();
 155
 156                 // iSubserviceList
 157         int getNumberOfSubservices();
 158         RESULT getSubservice(eServiceReference &subservice, unsigned int n);
 159
 160                 // iTimeshiftService
 161         RESULT startTimeshift();
 162         RESULT stopTimeshift(bool swToLive=true);
 163         int isTimeshiftActive();
 164         RESULT activateTimeshift();
 165         RESULT setNextPlaybackFile(const char *fn);
 166
 167                 // iCueSheet
 168         PyObject *getCutList();
 169         void setCutList(SWIG_PYOBJECT(ePyObject));
 170         void setCutListEnable(int enable);
 171
 172                 // iSubtitleOutput
 173         RESULT enableSubtitles(eWidget *parent, SWIG_PYOBJECT(ePyObject) entry);
 174         RESULT disableSubtitles(eWidget *parent);
 175         PyObject *getSubtitleList();
 176         PyObject *getCachedSubtitle();
 177
 178                 // iAudioDelay
 179         int getAC3Delay();
 180         int getPCMDelay();
 181         void setAC3Delay(int);
 182         void setPCMDelay(int);
 183
 184                 // iStreamableService
 185         RESULT stream(ePtr<iStreamableService> &ptr);
 186         PyObject *getStreamingData();
 187
 188 private:
 189         friend class eServiceFactoryDVB;
 190         eServiceReference m_reference;
 191
 192         ePtr<eDVBService> m_dvb_service;
 193
 194         ePtr<iTSMPEGDecoder> m_decoder;
 195         int m_is_primary;
 196         int m_have_video_pid;
 197         int m_tune_state;
 198
 199                 /* in timeshift mode, we essentially have two channels, and thus pmt handlers. */
 200         eDVBServicePMTHandler m_service_handler_timeshift;
 201         eDVBServiceEITHandler m_event_handler;
 202         int m_current_audio_pid;
 203
 204         eDVBServicePlay(const eServiceReference &ref, eDVBService *service);
 205
 206                 /* events */
 207         void gotNewEvent();
 208
 209         void serviceEvent(int event);
 210         void serviceEventTimeshift(int event);
 211         Signal2<void,iPlayableService*,int> m_event;
 212
 213                 /* pvr */
 214         int m_is_pvr, m_is_paused, m_timeshift_enabled, m_timeshift_active, m_timeshift_changed;
 215         int m_first_program_info;
 216
 217         std::string m_timeshift_file, m_timeshift_file_next;
 218         int m_timeshift_fd;
 219         ePtr<iDVBDemux> m_decode_demux;
 220
 221         int m_current_audio_stream;
 222         int selectAudioStream(int n = -1);
 223         RESULT setFastForward_internal(int ratio, bool final_seek=false);
 224
 225                 /* timeshift */
 226         ePtr<iDVBTSRecorder> m_record;
 227         std::set<int> m_pids_active;
 228
 229         void updateTimeshiftPids();
 230         void switchToLive();
 231
 232         void resetTimeshift(int start);
 233         void switchToTimeshift();
 234
 235         void updateDecoder(bool sendSeekableStateChanged=false);
 236
 237         int m_skipmode;
 238         int m_fastforward;
 239         int m_slowmotion;
 240
 241                 /* cuesheet */
 242
 243         ePtr<eCueSheet> m_cue;
 244
 245         struct cueEntry
 246         {
 247                 pts_t where;
 248                 unsigned int what;
 249
 250                 bool operator < (const struct cueEntry &o) const
 251                 {
 252                         return where < o.where;
 253                 }
 254                 cueEntry(const pts_t &where, unsigned int what) :
 255                         where(where), what(what)
 256                 {
 257                 }
 258         };
 259
 260         std::multiset<cueEntry> m_cue_entries;
 261         int m_cuesheet_changed, m_cutlist_enabled;
 262
 263         void loadCuesheet();
 264         void saveCuesheet();
 265
 266         void cutlistToCuesheet();
 267
 268         eSubtitleWidget *m_subtitle_widget;
 269
 270                 /* teletext subtitles */
 271         ePtr<eDVBTeletextParser> m_teletext_parser;
 272         void newSubtitlePage(const eDVBTeletextSubtitlePage &p);
 273         ePtr<eConnection> m_new_subtitle_page_connection;
 274         std::list<eDVBTeletextSubtitlePage> m_subtitle_pages;
 275
 276                 /* dvb subtitles */
 277         ePtr<eDVBSubtitleParser> m_subtitle_parser;
 278         void newDVBSubtitlePage(const eDVBSubtitlePage &p);
 279         ePtr<eConnection> m_new_dvb_subtitle_page_connection;
 280         std::list<eDVBSubtitlePage> m_dvb_subtitle_pages;
 281
 282         ePtr<eTimer> m_subtitle_sync_timer;
 283         void checkSubtitleTiming();
 284
 285                 /* radiotext */
 286         ePtr<eDVBRdsDecoder> m_rds_decoder;
 287         ePtr<eConnection> m_rds_decoder_event_connection;
 288         void rdsDecoderEvent(int);
 289
 290         ePtr<eConnection> m_video_event_connection;
 291         void video_event(struct iTSMPEGDecoder::videoEvent);
 292 };
 293
 294 class eStaticServiceDVBBouquetInformation: public iStaticServiceInformation
 295 {
 296         DECLARE_REF(eStaticServiceDVBBouquetInformation);
 297         eServiceReference m_playable_service;
 298 public:
 299         eServiceReference &getPlayableService() { return m_playable_service; }
 300         RESULT getName(const eServiceReference &ref, std::string &name);
 301         int getLength(const eServiceReference &ref);
 302         int isPlayable(const eServiceReference &ref, const eServiceReference &ignore, bool simulate=false);
 303         RESULT getEvent(const eServiceReference &ref, ePtr<eServiceEvent> &ptr, time_t start_time);
 304 };
 305
 306 #endif