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();
 163         int isTimeshiftActive();
 164         RESULT activateTimeshift();
 165
 166                 // iCueSheet
 167         PyObject *getCutList();
 168         void setCutList(SWIG_PYOBJECT(ePyObject));
 169         void setCutListEnable(int enable);
 170
 171                 // iSubtitleOutput
 172         RESULT enableSubtitles(eWidget *parent, SWIG_PYOBJECT(ePyObject) entry);
 173         RESULT disableSubtitles(eWidget *parent);
 174         PyObject *getSubtitleList();
 175         PyObject *getCachedSubtitle();
 176
 177                 // iAudioDelay
 178         int getAC3Delay();
 179         int getPCMDelay();
 180         void setAC3Delay(int);
 181         void setPCMDelay(int);
 182
 183                 // iStreamableService
 184         RESULT stream(ePtr<iStreamableService> &ptr);
 185         PyObject *getStreamingData();
 186
 187 private:
 188         friend class eServiceFactoryDVB;
 189         eServiceReference m_reference;
 190
 191         ePtr<eDVBService> m_dvb_service;
 192
 193         ePtr<iTSMPEGDecoder> m_decoder;
 194         int m_is_primary;
 195         int m_have_video_pid;
 196         int m_tune_state;
 197
 198                 /* in timeshift mode, we essentially have two channels, and thus pmt handlers. */
 199         eDVBServicePMTHandler m_service_handler_timeshift;
 200         eDVBServiceEITHandler m_event_handler;
 201         int m_current_audio_pid;
 202
 203         eDVBServicePlay(const eServiceReference &ref, eDVBService *service);
 204
 205                 /* events */
 206         void gotNewEvent();
 207
 208         void serviceEvent(int event);
 209         void serviceEventTimeshift(int event);
 210         Signal2<void,iPlayableService*,int> m_event;
 211
 212                 /* pvr */
 213         int m_is_pvr, m_is_paused, m_timeshift_enabled, m_timeshift_active, m_timeshift_changed;
 214         int m_first_program_info;
 215
 216         std::string m_timeshift_file;
 217         int m_timeshift_fd;
 218
 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         void switchToTimeshift();
 232
 233         void updateDecoder();
 234
 235         int m_skipmode;
 236         int m_fastforward;
 237         int m_slowmotion;
 238
 239                 /* cuesheet */
 240
 241         ePtr<eCueSheet> m_cue;
 242
 243         struct cueEntry
 244         {
 245                 pts_t where;
 246                 unsigned int what;
 247
 248                 bool operator < (const struct cueEntry &o) const
 249                 {
 250                         return where < o.where;
 251                 }
 252                 cueEntry(const pts_t &where, unsigned int what) :
 253                         where(where), what(what)
 254                 {
 255                 }
 256         };
 257
 258         std::multiset<cueEntry> m_cue_entries;
 259         int m_cuesheet_changed, m_cutlist_enabled;
 260
 261         void loadCuesheet();
 262         void saveCuesheet();
 263
 264         void cutlistToCuesheet();
 265
 266         eSubtitleWidget *m_subtitle_widget;
 267
 268                 /* teletext subtitles */
 269         ePtr<eDVBTeletextParser> m_teletext_parser;
 270         void newSubtitlePage(const eDVBTeletextSubtitlePage &p);
 271         ePtr<eConnection> m_new_subtitle_page_connection;
 272         std::list<eDVBTeletextSubtitlePage> m_subtitle_pages;
 273
 274                 /* dvb subtitles */
 275         ePtr<eDVBSubtitleParser> m_subtitle_parser;
 276         void newDVBSubtitlePage(const eDVBSubtitlePage &p);
 277         ePtr<eConnection> m_new_dvb_subtitle_page_connection;
 278         std::list<eDVBSubtitlePage> m_dvb_subtitle_pages;
 279
 280         ePtr<eTimer> m_subtitle_sync_timer;
 281         void checkSubtitleTiming();
 282
 283                 /* radiotext */
 284         ePtr<eDVBRdsDecoder> m_rds_decoder;
 285         ePtr<eConnection> m_rds_decoder_event_connection;
 286         void rdsDecoderEvent(int);
 287
 288         ePtr<eConnection> m_video_event_connection;
 289         void video_event(struct iTSMPEGDecoder::videoEvent);
 290 };
 291
 292 class eStaticServiceDVBBouquetInformation: public iStaticServiceInformation
 293 {
 294         DECLARE_REF(eStaticServiceDVBBouquetInformation);
 295         eServiceReference m_playable_service;
 296 public:
 297         eServiceReference &getPlayableService() { return m_playable_service; }
 298         RESULT getName(const eServiceReference &ref, std::string &name);
 299         int getLength(const eServiceReference &ref);
 300         int isPlayable(const eServiceReference &ref, const eServiceReference &ignore, bool simulate=false);
 301         RESULT getEvent(const eServiceReference &ref, ePtr<eServiceEvent> &ptr, time_t start_time);
 302 };
 303
 304 #endif