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 eServiceReferenceDVB ref = m_ref.getParentServiceReference();
54 if ( eit_event_id != -1 )
56 eDebug("query epg event id %d", eit_event_id);
57 eEPGCache::getInstance()->lookupEventId(ref, eit_event_id, event);
59 if ( !event && (begTime != -1 && endTime != -1) )
61 time_t queryTime = begTime + ((endTime-begTime)/2);
63 localtime_r(&begTime, &beg);
64 localtime_r(&endTime, &end);
65 localtime_r(&queryTime, &query);
66 eDebug("query stime %d:%d:%d, etime %d:%d:%d, qtime %d:%d:%d",
67 beg.tm_hour, beg.tm_min, beg.tm_sec,
68 end.tm_hour, end.tm_min, end.tm_sec,
69 query.tm_hour, query.tm_min, query.tm_sec);
70 eEPGCache::getInstance()->lookupEventTime(ref, queryTime, event);
74 eDebug("found event.. store to disc");
75 std::string fname = filename;
76 fname.erase(fname.length()-2, 2);
78 int fd = open(fname.c_str(), O_CREAT|O_WRONLY, 0777);
81 int evLen=HILO(event->descriptors_loop_length)+12/*EIT_LOOP_SIZE*/;
82 int wr = ::write( fd, (unsigned char*)event, evLen );
84 eDebug("eit write error (%m)");
88 eEPGCache::getInstance()->Unlock();
96 RESULT eDVBServiceRecord::start()
99 /* when tune wasn't yet successfully, doRecord stays in "prepared"-state which is fine. */
104 RESULT eDVBServiceRecord::stop()
106 eDebug("stop recording!!");
107 if (m_state == stateRecording)
111 m_state = statePrepared;
114 if (m_state == statePrepared)
123 int eDVBServiceRecord::doPrepare()
125 /* allocate a ts recorder if we don't already have one. */
126 if (m_state == stateIdle)
128 m_pids_active.clear();
129 m_state = statePrepared;
130 return m_service_handler.tune(m_ref, 0);
135 int eDVBServiceRecord::doRecord()
137 int err = doPrepare();
142 return 0; /* try it again when we are tuned in */
144 if (!m_record && m_tuned)
147 eDebug("Recording to %s...", m_filename.c_str());
148 ::remove(m_filename.c_str());
149 int fd = ::open(m_filename.c_str(), O_WRONLY|O_CREAT|O_LARGEFILE, 0644);
152 eDebug("eDVBServiceRecord - can't open recording file!");
156 /* turn off kernel caching strategies */
157 posix_fadvise(fd, 0, 0, POSIX_FADV_RANDOM);
159 ePtr<iDVBDemux> demux;
160 if (m_service_handler.getDataDemux(demux))
162 eDebug("eDVBServiceRecord - NO DEMUX available!");
165 demux->createTSRecorder(m_record);
168 eDebug("eDVBServiceRecord - no ts recorder available.");
171 m_record->setTargetFD(fd);
172 m_record->setTargetFilename(m_filename.c_str());
174 eDebug("starting recording..");
176 eDVBServicePMTHandler::program program;
177 if (m_service_handler.getProgramInfo(program))
178 eDebug("getting program info failed.");
181 std::set<int> pids_to_record;
183 pids_to_record.insert(0); // PAT
185 if (program.pmtPid != -1)
186 pids_to_record.insert(program.pmtPid); // PMT
190 eDebugNoNewLine("RECORD: have %d video stream(s)", program.videoStreams.size());
191 if (!program.videoStreams.empty())
193 eDebugNoNewLine(" (");
194 for (std::vector<eDVBServicePMTHandler::videoStream>::const_iterator
195 i(program.videoStreams.begin());
196 i != program.videoStreams.end(); ++i)
198 pids_to_record.insert(i->pid);
200 if (timing_pid == -1)
203 if (i != program.videoStreams.begin())
204 eDebugNoNewLine(", ");
205 eDebugNoNewLine("%04x", i->pid);
207 eDebugNoNewLine(")");
209 eDebugNoNewLine(", and %d audio stream(s)", program.audioStreams.size());
210 if (!program.audioStreams.empty())
212 eDebugNoNewLine(" (");
213 for (std::vector<eDVBServicePMTHandler::audioStream>::const_iterator
214 i(program.audioStreams.begin());
215 i != program.audioStreams.end(); ++i)
217 pids_to_record.insert(i->pid);
219 if (timing_pid == -1)
222 if (i != program.audioStreams.begin())
223 eDebugNoNewLine(", ");
224 eDebugNoNewLine("%04x", i->pid);
226 eDebugNoNewLine(")");
228 eDebugNoNewLine(", and the pcr pid is %04x", program.pcrPid);
229 if (program.pcrPid != 0x1fff)
230 pids_to_record.insert(program.pcrPid);
231 eDebug(", and the text pid is %04x", program.textPid);
232 if (program.textPid != -1)
233 pids_to_record.insert(program.textPid); // Videotext
235 /* find out which pids are NEW and which pids are obsolete.. */
236 std::set<int> new_pids, obsolete_pids;
238 std::set_difference(pids_to_record.begin(), pids_to_record.end(),
239 m_pids_active.begin(), m_pids_active.end(),
240 std::inserter(new_pids, new_pids.begin()));
243 m_pids_active.begin(), m_pids_active.end(),
244 pids_to_record.begin(), pids_to_record.end(),
245 std::inserter(new_pids, new_pids.begin())
248 for (std::set<int>::iterator i(new_pids.begin()); i != new_pids.end(); ++i)
250 eDebug("ADD PID: %04x", *i);
251 m_record->addPID(*i);
253 for (std::set<int>::iterator i(obsolete_pids.begin()); i != obsolete_pids.end(); ++i)
255 eDebug("REMOVED PID: %04x", *i);
256 m_record->removePID(*i);
259 if (timing_pid != -1)
260 m_record->setTimingPID(timing_pid);
262 m_pids_active = pids_to_record;
264 if (m_state != stateRecording)
267 m_state = stateRecording;