1 #include <lib/service/servicedvbrecord.h>
2 #include <lib/base/eerror.h>
3 #include <lib/dvb/epgcache.h>
7 DEFINE_REF(eDVBServiceRecord);
9 eDVBServiceRecord::eDVBServiceRecord(const eServiceReferenceDVB &ref): m_ref(ref)
11 CONNECT(m_service_handler.serviceEvent, eDVBServiceRecord::serviceEvent);
17 void eDVBServiceRecord::serviceEvent(int event)
19 eDebug("RECORD service event %d", event);
22 case eDVBServicePMTHandler::eventTuned:
26 if (m_state == stateRecording && m_want_record)
30 case eDVBServicePMTHandler::eventNewProgramInfo:
32 if (m_state == stateIdle)
34 else if (m_want_record) /* doRecord can be called from Prepared and Recording state */
41 RESULT eDVBServiceRecord::prepare(const char *filename, time_t begTime, time_t endTime, int eit_event_id)
43 m_filename = filename;
44 if (m_state == stateIdle)
46 int ret = doPrepare();
49 eEPGCache::getInstance()->Lock();
50 const eit_event_struct *event = 0;
51 if ( eit_event_id != -1 )
53 eDebug("query epg event id %d", eit_event_id);
54 eEPGCache::getInstance()->lookupEventId(m_ref, eit_event_id, event);
56 if ( !event && (begTime != -1 && endTime != -1) )
58 time_t queryTime = begTime + ((endTime-begTime)/2);
60 localtime_r(&begTime, &beg);
61 localtime_r(&endTime, &end);
62 localtime_r(&queryTime, &query);
63 eDebug("query stime %d:%d:%d, etime %d:%d:%d, qtime %d:%d:%d",
64 beg.tm_hour, beg.tm_min, beg.tm_sec,
65 end.tm_hour, end.tm_min, end.tm_sec,
66 query.tm_hour, query.tm_min, query.tm_sec);
67 eEPGCache::getInstance()->lookupEventTime(m_ref, queryTime, event);
71 eDebug("found event.. store to disc");
72 std::string fname = filename;
73 fname.erase(fname.length()-2, 2);
75 int fd = open(fname.c_str(), O_CREAT|O_WRONLY, 0777);
78 int evLen=HILO(event->descriptors_loop_length)+12/*EIT_LOOP_SIZE*/;
79 int wr = ::write( fd, (unsigned char*)event, evLen );
81 eDebug("eit write error (%m)");
85 eEPGCache::getInstance()->Unlock();
93 RESULT eDVBServiceRecord::start()
96 /* when tune wasn't yet successfully, doRecord stays in "prepared"-state which is fine. */
101 RESULT eDVBServiceRecord::stop()
103 eDebug("stop recording!!");
104 if (m_state == stateRecording)
108 m_state = statePrepared;
111 if (m_state == statePrepared)
120 int eDVBServiceRecord::doPrepare()
122 /* allocate a ts recorder if we don't already have one. */
123 if (m_state == stateIdle)
125 m_pids_active.clear();
126 m_state = statePrepared;
127 return m_service_handler.tune(m_ref, 0);
132 int eDVBServiceRecord::doRecord()
134 int err = doPrepare();
139 return 0; /* try it again when we are tuned in */
141 if (!m_record && m_tuned)
144 eDebug("Recording to %s...", m_filename.c_str());
145 ::remove(m_filename.c_str());
146 int fd = ::open(m_filename.c_str(), O_WRONLY|O_CREAT|O_LARGEFILE, 0644);
149 eDebug("eDVBServiceRecord - can't open recording file!");
153 /* turn off kernel caching strategies */
154 posix_fadvise(fd, 0, 0, POSIX_FADV_RANDOM);
156 ePtr<iDVBDemux> demux;
157 if (m_service_handler.getDataDemux(demux))
159 eDebug("eDVBServiceRecord - NO DEMUX available!");
162 demux->createTSRecorder(m_record);
165 eDebug("eDVBServiceRecord - no ts recorder available.");
168 m_record->setTargetFD(fd);
169 m_record->setTargetFilename(m_filename.c_str());
171 eDebug("starting recording..");
173 eDVBServicePMTHandler::program program;
174 if (m_service_handler.getProgramInfo(program))
175 eDebug("getting program info failed.");
178 std::set<int> pids_to_record;
180 pids_to_record.insert(0); // PAT
182 if (program.pmtPid != -1)
183 pids_to_record.insert(program.pmtPid); // PMT
187 eDebugNoNewLine("RECORD: have %d video stream(s)", program.videoStreams.size());
188 if (!program.videoStreams.empty())
190 eDebugNoNewLine(" (");
191 for (std::vector<eDVBServicePMTHandler::videoStream>::const_iterator
192 i(program.videoStreams.begin());
193 i != program.videoStreams.end(); ++i)
195 pids_to_record.insert(i->pid);
197 if (timing_pid == -1)
200 if (i != program.videoStreams.begin())
201 eDebugNoNewLine(", ");
202 eDebugNoNewLine("%04x", i->pid);
204 eDebugNoNewLine(")");
206 eDebugNoNewLine(", and %d audio stream(s)", program.audioStreams.size());
207 if (!program.audioStreams.empty())
209 eDebugNoNewLine(" (");
210 for (std::vector<eDVBServicePMTHandler::audioStream>::const_iterator
211 i(program.audioStreams.begin());
212 i != program.audioStreams.end(); ++i)
214 pids_to_record.insert(i->pid);
216 if (timing_pid == -1)
219 if (i != program.audioStreams.begin())
220 eDebugNoNewLine(", ");
221 eDebugNoNewLine("%04x", i->pid);
223 eDebugNoNewLine(")");
225 eDebugNoNewLine(", and the pcr pid is %04x", program.pcrPid);
226 if (program.pcrPid != 0x1fff)
227 pids_to_record.insert(program.pcrPid);
228 eDebug(", and the text pid is %04x", program.textPid);
229 if (program.textPid != -1)
230 pids_to_record.insert(program.textPid); // Videotext
232 /* find out which pids are NEW and which pids are obsolete.. */
233 std::set<int> new_pids, obsolete_pids;
235 std::set_difference(pids_to_record.begin(), pids_to_record.end(),
236 m_pids_active.begin(), m_pids_active.end(),
237 std::inserter(new_pids, new_pids.begin()));
240 m_pids_active.begin(), m_pids_active.end(),
241 pids_to_record.begin(), pids_to_record.end(),
242 std::inserter(new_pids, new_pids.begin())
245 for (std::set<int>::iterator i(new_pids.begin()); i != new_pids.end(); ++i)
247 eDebug("ADD PID: %04x", *i);
248 m_record->addPID(*i);
250 for (std::set<int>::iterator i(obsolete_pids.begin()); i != obsolete_pids.end(); ++i)
252 eDebug("REMOVED PID: %04x", *i);
253 m_record->removePID(*i);
256 if (timing_pid != -1)
257 m_record->setTimingPID(timing_pid);
259 m_pids_active = pids_to_record;
261 if (m_state != stateRecording)
264 m_state = stateRecording;