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
 118                 // iPauseableService
 119         RESULT pause();
 120         RESULT unpause();
 121         RESULT setSlowMotion(int ratio);
 122         RESULT setFastForward(int ratio);
 123
 124                 // iSeekableService
 125         RESULT getLength(pts_t &len);
 126         RESULT seekTo(pts_t to);
 127         RESULT seekRelative(int direction, pts_t to);
 128         RESULT getPlayPosition(pts_t &pos);
 129         RESULT setTrickmode(int trick=0);
 130         RESULT isCurrentlySeekable();
 131
 132                 // iServiceInformation
 133         RESULT getName(std::string &name);
 134         RESULT getEvent(ePtr<eServiceEvent> &evt, int nownext);
 135         int getInfo(int w);
 136         std::string getInfoString(int w);
 137         PyObject *getInfoObject(int w);
 138
 139                 // iAudioTrackSelection
 140         int getNumberOfTracks();
 141         RESULT selectTrack(unsigned int i);
 142         RESULT getTrackInfo(struct iAudioTrackInfo &, unsigned int n);
 143         int getCurrentTrack();
 144
 145                 // iAudioChannelSelection
 146         int getCurrentChannel();
 147         RESULT selectChannel(int i);
 148
 149                 // iRdsDecoder
 150         std::string getText(int i=0);
 151         void showRassSlidePicture();
 152         void showRassInteractivePic(int page, int subpage);
 153         ePyObject getRassInteractiveMask();
 154
 155                 // iSubserviceList
 156         int getNumberOfSubservices();
 157         RESULT getSubservice(eServiceReference &subservice, unsigned int n);
 158
 159                 // iTimeshiftService
 160         RESULT startTimeshift();
 161         RESULT stopTimeshift();
 162         int isTimeshiftActive();
 163         RESULT activateTimeshift();
 164
 165                 // iCueSheet
 166         PyObject *getCutList();
 167         void setCutList(SWIG_PYOBJECT(ePyObject));
 168         void setCutListEnable(int enable);
 169
 170                 // iSubtitleOutput
 171         RESULT enableSubtitles(eWidget *parent, SWIG_PYOBJECT(ePyObject) entry);
 172         RESULT disableSubtitles(eWidget *parent);
 173         PyObject *getSubtitleList();
 174         PyObject *getCachedSubtitle();
 175
 176                 // iAudioDelay
 177         int getAC3Delay();
 178         int getPCMDelay();
 179         void setAC3Delay(int);
 180         void setPCMDelay(int);
 181
 182                 // iStreamableService
 183         RESULT stream(ePtr<iStreamableService> &ptr);
 184         PyObject *getStreamingData();
 185 private:
 186         friend class eServiceFactoryDVB;
 187         eServiceReference m_reference;
 188
 189         ePtr<eDVBService> m_dvb_service;
 190
 191         ePtr<iTSMPEGDecoder> m_decoder;
 192         int m_is_primary;
 193         int m_have_video_pid;
 194         int m_tune_state;
 195
 196                 /* in timeshift mode, we essentially have two channels, and thus pmt handlers. */
 197         eDVBServicePMTHandler m_service_handler_timeshift;
 198         eDVBServiceEITHandler m_event_handler;
 199         int m_current_audio_pid;
 200
 201         eDVBServicePlay(const eServiceReference &ref, eDVBService *service);
 202
 203                 /* events */
 204         void gotNewEvent();
 205
 206         void serviceEvent(int event);
 207         void serviceEventTimeshift(int event);
 208         Signal2<void,iPlayableService*,int> m_event;
 209
 210                 /* pvr */
 211         int m_is_pvr, m_is_paused, m_timeshift_enabled, m_timeshift_active;
 212         int m_first_program_info;
 213
 214         std::string m_timeshift_file;
 215         int m_timeshift_fd;
 216
 217         ePtr<iDVBDemux> m_decode_demux;
 218
 219         int m_current_audio_stream;
 220         int selectAudioStream(int n = -1);
 221
 222                 /* timeshift */
 223         ePtr<iDVBTSRecorder> m_record;
 224         std::set<int> m_pids_active;
 225
 226         void updateTimeshiftPids();
 227         void switchToLive();
 228         void switchToTimeshift();
 229
 230         void updateDecoder();
 231
 232         int m_skipmode;
 233
 234                 /* cuesheet */
 235
 236         ePtr<eCueSheet> m_cue;
 237
 238         struct cueEntry
 239         {
 240                 pts_t where;
 241                 unsigned int what;
 242
 243                 bool operator < (const struct cueEntry &o) const
 244                 {
 245                         return where < o.where;
 246                 }
 247                 cueEntry(const pts_t &where, unsigned int what) :
 248                         where(where), what(what)
 249                 {
 250                 }
 251         };
 252
 253         std::multiset<cueEntry> m_cue_entries;
 254         int m_cuesheet_changed, m_cutlist_enabled;
 255
 256         void loadCuesheet();
 257         void saveCuesheet();
 258
 259         void cutlistToCuesheet();
 260
 261         eSubtitleWidget *m_subtitle_widget;
 262
 263                 /* teletext subtitles */
 264         ePtr<eDVBTeletextParser> m_teletext_parser;
 265         void newSubtitlePage(const eDVBTeletextSubtitlePage &p);
 266         ePtr<eConnection> m_new_subtitle_page_connection;
 267         std::list<eDVBTeletextSubtitlePage> m_subtitle_pages;
 268
 269                 /* dvb subtitles */
 270         ePtr<eDVBSubtitleParser> m_subtitle_parser;
 271         void newDVBSubtitlePage(const eDVBSubtitlePage &p);
 272         ePtr<eConnection> m_new_dvb_subtitle_page_connection;
 273         std::list<eDVBSubtitlePage> m_dvb_subtitle_pages;
 274
 275         ePtr<eTimer> m_subtitle_sync_timer;
 276         void checkSubtitleTiming();
 277
 278                 /* radiotext */
 279         ePtr<eDVBRdsDecoder> m_rds_decoder;
 280         ePtr<eConnection> m_rds_decoder_event_connection;
 281         void rdsDecoderEvent(int);
 282
 283         ePtr<eConnection> m_video_event_connection;
 284         void video_event(struct iTSMPEGDecoder::videoEvent);
 285         struct iTSMPEGDecoder::videoEvent m_videoEventData;
 286 };
 287
 288 class eStaticServiceDVBBouquetInformation: public iStaticServiceInformation
 289 {
 290         DECLARE_REF(eStaticServiceDVBBouquetInformation);
 291         eServiceReference m_playable_service;
 292 public:
 293         eServiceReference &getPlayableService() { return m_playable_service; }
 294         RESULT getName(const eServiceReference &ref, std::string &name);
 295         int getLength(const eServiceReference &ref);
 296         int isPlayable(const eServiceReference &ref, const eServiceReference &ignore, bool simulate=false);
 297         RESULT getEvent(const eServiceReference &ref, ePtr<eServiceEvent> &ptr, time_t start_time);
 298 };
 299
 300 #endif