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 CONNECT(disable->timeout, eDVBRegisteredFrontend::closeFrontend);
38 ~eDVBRegisteredFrontend()
46 /* emit */ stateChanged();
47 disable->start(3000, true);
54 m_frontend->openFrontend();
55 /* emit */ stateChanged();
58 iDVBAdapter *m_adapter;
59 ePtr<eDVBFrontend> m_frontend;
63 struct eDVBRegisteredDemux
65 DECLARE_REF(eDVBRegisteredDemux);
67 iDVBAdapter *m_adapter;
68 ePtr<eDVBDemux> m_demux;
70 eDVBRegisteredDemux(eDVBDemux *demux, iDVBAdapter *adap): m_adapter(adap), m_demux(demux), m_inuse(0) { }
73 class eDVBAllocatedFrontend
75 DECLARE_REF(eDVBAllocatedFrontend);
78 eDVBAllocatedFrontend(eDVBRegisteredFrontend *fe);
79 ~eDVBAllocatedFrontend();
80 eDVBFrontend &get() { return *m_fe->m_frontend; }
81 operator eDVBRegisteredFrontend*() { return m_fe; }
82 operator eDVBFrontend*() { return m_fe->m_frontend; }
85 eDVBRegisteredFrontend *m_fe;
88 class eDVBAllocatedDemux
90 DECLARE_REF(eDVBAllocatedDemux);
93 eDVBAllocatedDemux(eDVBRegisteredDemux *demux);
94 ~eDVBAllocatedDemux();
95 eDVBDemux &get() { return *m_demux->m_demux; }
96 operator eDVBRegisteredDemux*() { return m_demux; }
97 operator eDVBDemux*() { return m_demux->m_demux; }
100 eDVBRegisteredDemux *m_demux;
103 class iDVBAdapter: public iObject
106 virtual int getNumDemux() = 0;
107 virtual RESULT getDemux(ePtr<eDVBDemux> &demux, int nr) = 0;
109 virtual int getNumFrontends() = 0;
110 virtual RESULT getFrontend(ePtr<eDVBFrontend> &fe, int nr) = 0;
113 class eDVBAdapterLinux: public iDVBAdapter
115 DECLARE_REF(eDVBAdapterLinux);
117 eDVBAdapterLinux(int nr);
120 RESULT getDemux(ePtr<eDVBDemux> &demux, int nr);
122 int getNumFrontends();
123 RESULT getFrontend(ePtr<eDVBFrontend> &fe, int nr);
125 static int exist(int nr);
128 eSmartPtrList<eDVBFrontend> m_frontend;
129 eSmartPtrList<eDVBDemux> m_demux;
133 SWIG_IGNORE(eDVBResourceManager);
134 class eDVBResourceManager: public iObject, public Object
136 DECLARE_REF(eDVBResourceManager);
139 eSmartPtrList<iDVBAdapter> m_adapter;
141 eSmartPtrList<eDVBRegisteredDemux> m_demux;
142 eSmartPtrList<eDVBRegisteredFrontend> m_frontend;
144 void addAdapter(iDVBAdapter *adapter);
146 /* allocates a frontend able to tune to frontend paramters 'feperm'.
147 the frontend must be tuned lateron. there is no guarante
148 that tuning will succeed - it just means that if this frontend
149 can't tune, no other frontend could do it.
151 there might be a priority given to certain frontend/chid
152 combinations. this will be evaluated here. */
154 RESULT allocateFrontend(ePtr<eDVBAllocatedFrontend> &fe, ePtr<iDVBFrontendParameters> &feparm);
155 RESULT allocateFrontendByIndex(ePtr<eDVBAllocatedFrontend> &fe, int slot_index);
157 /* allocate a demux able to filter on the selected frontend. */
158 RESULT allocateDemux(eDVBRegisteredFrontend *fe, ePtr<eDVBAllocatedDemux> &demux, int cap);
160 struct active_channel
162 eDVBChannelID m_channel_id;
163 /* we don't hold a reference here. */
164 eDVBChannel *m_channel;
166 active_channel(const eDVBChannelID &chid, eDVBChannel *ch) : m_channel_id(chid), m_channel(ch) { }
169 std::list<active_channel> m_active_channels;
171 ePtr<iDVBChannelList> m_list;
172 ePtr<iDVBSatelliteEquipmentControl> m_sec;
173 static eDVBResourceManager *instance;
175 friend class eDVBChannel;
176 RESULT addChannel(const eDVBChannelID &chid, eDVBChannel *ch);
177 RESULT removeChannel(eDVBChannel *ch);
179 Signal1<void,eDVBChannel*> m_channelAdded;
181 int canAllocateFrontend(ePtr<iDVBFrontendParameters> &feparm);
183 eUsePtr<iDVBChannel> m_cached_channel;
184 Connection m_cached_channel_state_changed_conn;
185 eTimer m_releaseCachedChannelTimer;
186 void DVBChannelStateChanged(iDVBChannel*);
187 void feStateChanged();
191 void releaseCachedChannel();
192 eDVBResourceManager();
193 virtual ~eDVBResourceManager();
195 RESULT setChannelList(iDVBChannelList *list);
196 RESULT getChannelList(ePtr<iDVBChannelList> &list);
199 /* errNoFrontend = -1 replaced by more spcific messages */
201 errChidNotFound = -3,
202 errNoChannelList = -4,
203 errChannelNotInList = -5,
204 errAllSourcesBusy = -6,
205 errNoSourceFound = -7,
208 RESULT connectChannelAdded(const Slot1<void,eDVBChannel*> &channelAdded, ePtr<eConnection> &connection);
209 int canAllocateChannel(const eDVBChannelID &channelid, const eDVBChannelID &ignore);
211 /* allocate channel... */
212 RESULT allocateChannel(const eDVBChannelID &channelid, eUsePtr<iDVBChannel> &channel);
213 RESULT allocatePVRChannel(eUsePtr<iDVBPVRChannel> &channel);
214 static RESULT getInstance(ePtr<eDVBResourceManager> &);
218 PSignal1<void,int> frontendUseMaskChanged;
219 SWIG_VOID(RESULT) allocateRawChannel(eUsePtr<iDVBChannel> &SWIG_OUTPUT, int slot_index);
220 PyObject *setFrontendSlotInformations(SWIG_PYOBJECT(ePyObject) list);
222 SWIG_TEMPLATE_TYPEDEF(ePtr<eDVBResourceManager>, eDVBResourceManager);
223 SWIG_EXTEND(ePtr<eDVBResourceManager>,
224 static ePtr<eDVBResourceManager> getInstance()
226 extern ePtr<eDVBResourceManager> NewResourceManagerPtr(void);
227 return NewResourceManagerPtr();
233 class eDVBChannelFilePush;
235 /* iDVBPVRChannel includes iDVBChannel. don't panic. */
236 class eDVBChannel: public iDVBPVRChannel, public iFilePushScatterGather, public Object
238 DECLARE_REF(eDVBChannel);
239 friend class eDVBResourceManager;
241 eDVBChannel(eDVBResourceManager *mgr, eDVBAllocatedFrontend *frontend);
242 virtual ~eDVBChannel();
244 /* only for managed channels - effectively tunes to the channelid. should not be used... */
245 /* cannot be used for PVR channels. */
246 RESULT setChannel(const eDVBChannelID &id, ePtr<iDVBFrontendParameters> &feparam);
247 eDVBChannelID getChannelID() { return m_channel_id; }
249 RESULT connectStateChange(const Slot1<void,iDVBChannel*> &stateChange, ePtr<eConnection> &connection);
250 RESULT connectEvent(const Slot2<void,iDVBChannel*,int> &eventChange, ePtr<eConnection> &connection);
252 RESULT getState(int &state);
254 RESULT setCIRouting(const eDVBCIRouting &routing);
255 RESULT getDemux(ePtr<iDVBDemux> &demux, int cap);
256 RESULT getFrontend(ePtr<iDVBFrontend> &frontend);
257 RESULT getCurrentFrontendParameters(ePtr<iDVBFrontendParameters> ¶m);
260 RESULT playFile(const char *file);
263 void setCueSheet(eCueSheet *cuesheet);
265 RESULT getLength(pts_t &len);
266 RESULT getCurrentPosition(iDVBDemux *decoding_demux, pts_t &pos, int mode);
268 int getUseCount() { return m_use_count; }
270 ePtr<eDVBAllocatedFrontend> m_frontend;
271 ePtr<eDVBAllocatedDemux> m_demux, m_decoder_demux;
273 ePtr<iDVBFrontendParameters> m_current_frontend_parameters;
274 eDVBChannelID m_channel_id;
275 Signal1<void,iDVBChannel*> m_stateChanged;
276 Signal2<void,iDVBChannel*,int> m_event;
279 /* for channel list */
280 ePtr<eDVBResourceManager> m_mgr;
282 void frontendStateChanged(iDVBFrontend*fe);
283 ePtr<eConnection> m_conn_frontendStateChanged;
285 /* for PVR playback */
286 eDVBChannelFilePush *m_pvr_thread;
287 void pvrEvent(int event);
290 eDVBTSTools m_tstools;
292 ePtr<eCueSheet> m_cue;
294 void cueSheetEvent(int event);
295 ePtr<eConnection> m_conn_cueSheetEvent;
296 int m_skipmode_m, m_skipmode_n;
298 std::list<std::pair<off_t, off_t> > m_source_span;
299 void getNextSourceSpan(off_t current_offset, size_t bytes_read, off_t &start, size_t &size);
300 void flushPVR(iDVBDemux *decoding_demux=0);
302 eSingleLock m_cuesheet_lock;
304 friend class eUsePtr<eDVBChannel>;
306 oRefCount m_use_count;