6 #include <lib/base/ebase.h>
7 #include <lib/base/filepush.h>
8 #include <lib/base/elock.h>
9 #include <lib/dvb/idvb.h>
10 #include <lib/dvb/demux.h>
11 #include <lib/dvb/frontend.h>
12 #include <lib/dvb/tstools.h>
13 #include <connection.h>
17 /* we do NOT handle resource conflicts here. instead, the allocateChannel
18 fails, and the application has to see why the channel is allocated
19 (and how to deallocate it). */
22 class eDVBRegisteredFrontend: public iObject, public Object
24 DECLARE_REF(eDVBRegisteredFrontend);
26 Signal0<void> stateChanged;
29 if (!m_inuse && m_frontend->closeFrontend()) // frontend busy
30 disable->start(60000, true); // retry close in 60secs
33 eDVBRegisteredFrontend(eDVBFrontend *fe, iDVBAdapter *adap)
34 :disable(new eTimer(eApp)), m_adapter(adap), m_frontend(fe), m_inuse(0)
36 disable = new eTimer(eApp);
37 CONNECT(disable->timeout, eDVBRegisteredFrontend::closeFrontend);
43 /* emit */ stateChanged();
44 disable->start(3000, true);
51 m_frontend->openFrontend();
52 /* emit */ stateChanged();
55 iDVBAdapter *m_adapter;
56 ePtr<eDVBFrontend> m_frontend;
60 struct eDVBRegisteredDemux
62 DECLARE_REF(eDVBRegisteredDemux);
64 iDVBAdapter *m_adapter;
65 ePtr<eDVBDemux> m_demux;
67 eDVBRegisteredDemux(eDVBDemux *demux, iDVBAdapter *adap): m_adapter(adap), m_demux(demux), m_inuse(0) { }
70 class eDVBAllocatedFrontend
72 DECLARE_REF(eDVBAllocatedFrontend);
75 eDVBAllocatedFrontend(eDVBRegisteredFrontend *fe);
76 ~eDVBAllocatedFrontend();
77 eDVBFrontend &get() { return *m_fe->m_frontend; }
78 operator eDVBRegisteredFrontend*() { return m_fe; }
79 operator eDVBFrontend*() { return m_fe->m_frontend; }
82 eDVBRegisteredFrontend *m_fe;
85 class eDVBAllocatedDemux
87 DECLARE_REF(eDVBAllocatedDemux);
90 eDVBAllocatedDemux(eDVBRegisteredDemux *demux);
91 ~eDVBAllocatedDemux();
92 eDVBDemux &get() { return *m_demux->m_demux; }
93 operator eDVBRegisteredDemux*() { return m_demux; }
94 operator eDVBDemux*() { return m_demux->m_demux; }
97 eDVBRegisteredDemux *m_demux;
100 class iDVBAdapter: public iObject
103 virtual int getNumDemux() = 0;
104 virtual RESULT getDemux(ePtr<eDVBDemux> &demux, int nr) = 0;
106 virtual int getNumFrontends() = 0;
107 virtual RESULT getFrontend(ePtr<eDVBFrontend> &fe, int nr) = 0;
110 class eDVBAdapterLinux: public iDVBAdapter
112 DECLARE_REF(eDVBAdapterLinux);
114 eDVBAdapterLinux(int nr);
117 RESULT getDemux(ePtr<eDVBDemux> &demux, int nr);
119 int getNumFrontends();
120 RESULT getFrontend(ePtr<eDVBFrontend> &fe, int nr);
122 static int exist(int nr);
125 eSmartPtrList<eDVBFrontend> m_frontend;
126 eSmartPtrList<eDVBDemux> m_demux;
130 SWIG_IGNORE(eDVBResourceManager);
131 class eDVBResourceManager: public iObject, public Object
133 DECLARE_REF(eDVBResourceManager);
136 eSmartPtrList<iDVBAdapter> m_adapter;
138 eSmartPtrList<eDVBRegisteredDemux> m_demux;
139 eSmartPtrList<eDVBRegisteredFrontend> m_frontend;
141 void addAdapter(iDVBAdapter *adapter);
143 /* allocates a frontend able to tune to frontend paramters 'feperm'.
144 the frontend must be tuned lateron. there is no guarante
145 that tuning will succeed - it just means that if this frontend
146 can't tune, no other frontend could do it.
148 there might be a priority given to certain frontend/chid
149 combinations. this will be evaluated here. */
151 RESULT allocateFrontend(ePtr<eDVBAllocatedFrontend> &fe, ePtr<iDVBFrontendParameters> &feparm);
152 RESULT allocateFrontendByIndex(ePtr<eDVBAllocatedFrontend> &fe, int index);
154 /* allocate a demux able to filter on the selected frontend. */
155 RESULT allocateDemux(eDVBRegisteredFrontend *fe, ePtr<eDVBAllocatedDemux> &demux, int cap);
157 struct active_channel
159 eDVBChannelID m_channel_id;
160 /* we don't hold a reference here. */
161 eDVBChannel *m_channel;
163 active_channel(const eDVBChannelID &chid, eDVBChannel *ch) : m_channel_id(chid), m_channel(ch) { }
166 std::list<active_channel> m_active_channels;
168 ePtr<iDVBChannelList> m_list;
169 ePtr<iDVBSatelliteEquipmentControl> m_sec;
170 static eDVBResourceManager *instance;
172 friend class eDVBChannel;
173 RESULT addChannel(const eDVBChannelID &chid, eDVBChannel *ch);
174 RESULT removeChannel(eDVBChannel *ch);
176 Signal1<void,eDVBChannel*> m_channelAdded;
178 int canAllocateFrontend(ePtr<iDVBFrontendParameters> &feparm);
180 eUsePtr<iDVBChannel> m_cached_channel;
181 Connection m_cached_channel_state_changed_conn;
182 eTimer m_releaseCachedChannelTimer;
183 void DVBChannelStateChanged(iDVBChannel*);
184 void releaseCachedChannel();
185 void feStateChanged();
189 eDVBResourceManager();
190 virtual ~eDVBResourceManager();
192 RESULT setChannelList(iDVBChannelList *list);
193 RESULT getChannelList(ePtr<iDVBChannelList> &list);
201 RESULT connectChannelAdded(const Slot1<void,eDVBChannel*> &channelAdded, ePtr<eConnection> &connection);
202 int canAllocateChannel(const eDVBChannelID &channelid, const eDVBChannelID &ignore);
204 /* allocate channel... */
205 RESULT allocateChannel(const eDVBChannelID &channelid, eUsePtr<iDVBChannel> &channel);
206 RESULT allocatePVRChannel(eUsePtr<iDVBPVRChannel> &channel);
207 static RESULT getInstance(ePtr<eDVBResourceManager> &);
211 PSignal1<void,int> frontendUseMaskChanged;
212 SWIG_VOID(RESULT) allocateRawChannel(eUsePtr<iDVBChannel> &SWIG_OUTPUT, int frontend_index);
214 SWIG_TEMPLATE_TYPEDEF_REPLACE(ePtr<eDVBResourceManager>, eDVBResourceManager);
215 SWIG_EXTEND(ePtr<eDVBResourceManager>,
216 static ePtr<eDVBResourceManager> getInstance()
218 extern ePtr<eDVBResourceManager> NewResourceManagerPtr(void);
219 return NewResourceManagerPtr();
224 /* iDVBPVRChannel includes iDVBChannel. don't panic. */
225 class eDVBChannel: public iDVBPVRChannel, public iFilePushScatterGather, public Object
227 DECLARE_REF(eDVBChannel);
228 friend class eDVBResourceManager;
230 eDVBChannel(eDVBResourceManager *mgr, eDVBAllocatedFrontend *frontend);
231 virtual ~eDVBChannel();
233 /* only for managed channels - effectively tunes to the channelid. should not be used... */
234 /* cannot be used for PVR channels. */
235 RESULT setChannel(const eDVBChannelID &id, ePtr<iDVBFrontendParameters> &feparam);
236 eDVBChannelID getChannelID() { return m_channel_id; }
238 RESULT connectStateChange(const Slot1<void,iDVBChannel*> &stateChange, ePtr<eConnection> &connection);
239 RESULT connectEvent(const Slot2<void,iDVBChannel*,int> &eventChange, ePtr<eConnection> &connection);
241 RESULT getState(int &state);
243 RESULT setCIRouting(const eDVBCIRouting &routing);
244 RESULT getDemux(ePtr<iDVBDemux> &demux, int cap);
245 RESULT getFrontend(ePtr<iDVBFrontend> &frontend);
246 RESULT getCurrentFrontendParameters(ePtr<iDVBFrontendParameters> ¶m);
249 RESULT playFile(const char *file);
252 void setCueSheet(eCueSheet *cuesheet);
254 RESULT getLength(pts_t &len);
255 RESULT getCurrentPosition(iDVBDemux *decoding_demux, pts_t &pos, int mode);
257 int getUseCount() { return m_use_count; }
259 ePtr<eDVBAllocatedFrontend> m_frontend;
260 ePtr<eDVBAllocatedDemux> m_demux, m_decoder_demux;
262 ePtr<iDVBFrontendParameters> m_current_frontend_parameters;
263 eDVBChannelID m_channel_id;
264 Signal1<void,iDVBChannel*> m_stateChanged;
265 Signal2<void,iDVBChannel*,int> m_event;
268 /* for channel list */
269 ePtr<eDVBResourceManager> m_mgr;
271 void frontendStateChanged(iDVBFrontend*fe);
272 ePtr<eConnection> m_conn_frontendStateChanged;
274 /* for PVR playback */
275 eFilePushThread *m_pvr_thread;
276 void pvrEvent(int event);
279 eDVBTSTools m_tstools;
281 ePtr<eCueSheet> m_cue;
283 void cueSheetEvent(int event);
284 ePtr<eConnection> m_conn_cueSheetEvent;
285 int m_skipmode_m, m_skipmode_n;
287 std::list<std::pair<off_t, off_t> > m_source_span;
288 void getNextSourceSpan(off_t current_offset, size_t bytes_read, off_t &start, size_t &size);
289 void flushPVR(iDVBDemux *decoding_demux=0);
291 eSingleLock m_cuesheet_lock;
293 friend class eUsePtr<eDVBChannel>;
295 oRefCount m_use_count;