#include <lib/service/servicedvbrecord.h>
#include <lib/base/eerror.h>
+#include <fcntl.h>
DEFINE_REF(eDVBServiceRecord);
-eDVBServiceRecord::eDVBServiceRecord(const eServiceReferenceDVB &ref): m_ref(ref)
+eDVBServiceRecord::eDVBServiceRecord(const eServiceReferenceDVB &ref): m_ref(ref), m_service_handler(1)
{
CONNECT(m_service_handler.serviceEvent, eDVBServiceRecord::serviceEvent);
+ m_state = stateIdle;
+ m_want_record = 0;
}
void eDVBServiceRecord::serviceEvent(int event)
{
- eDebug("service event %d", event);
+ eDebug("RECORD service event %d", event);
switch (event)
{
case eDVBServicePMTHandler::eventTuned:
}
case eDVBServicePMTHandler::eventNewProgramInfo:
{
- int vpid = -1, apid = -1, pcrpid = -1;
- eDVBServicePMTHandler::program program;
- if (m_service_handler.getProgramInfo(program))
- eDebug("getting program info failed.");
- else
- {
- eDebugNoNewLine("RECORD: have %d video stream(s)", program.videoStreams.size());
- if (!program.videoStreams.empty())
- {
- eDebugNoNewLine(" (");
- for (std::vector<eDVBServicePMTHandler::videoStream>::const_iterator
- i(program.videoStreams.begin());
- i != program.videoStreams.end(); ++i)
- {
- if (vpid == -1)
- vpid = i->pid;
- if (i != program.videoStreams.begin())
- eDebugNoNewLine(", ");
- eDebugNoNewLine("%04x", i->pid);
- }
- eDebugNoNewLine(")");
- }
- eDebugNoNewLine(", and %d audio stream(s)", program.audioStreams.size());
- if (!program.audioStreams.empty())
- {
- eDebugNoNewLine(" (");
- for (std::vector<eDVBServicePMTHandler::audioStream>::const_iterator
- i(program.audioStreams.begin());
- i != program.audioStreams.end(); ++i)
- {
- if (apid == -1)
- apid = i->pid;
- if (i != program.audioStreams.begin())
- eDebugNoNewLine(", ");
- eDebugNoNewLine("%04x", i->pid);
- }
- eDebugNoNewLine(")");
- }
- eDebug(", and the pcr pid is %04x", program.pcrPid);
- if (program.pcrPid != 0x1fff)
- pcrpid = program.pcrPid;
- }
-
- // notify record thread...
+ if (m_state == stateIdle)
+ doPrepare();
+ else if (m_want_record) /* doRecord can be called from Prepared and Recording state */
+ doRecord();
break;
}
}
}
+
+RESULT eDVBServiceRecord::prepare(const char *filename)
+{
+ m_filename = filename;
+ if (m_state == stateIdle)
+ return m_service_handler.tune(m_ref);
+ else
+ return -1;
+}
+
RESULT eDVBServiceRecord::start()
{
- eDebug("starting recording..");
- return m_service_handler.tune(m_ref);
+ m_want_record = 1;
+ /* when tune wasn't yet successfully, doRecord stays in "prepared"-state which is fine. */
+ return doRecord();
}
+
RESULT eDVBServiceRecord::stop()
{
eDebug("stop recording!!");
+ if (m_state == stateRecording)
+ {
+ m_record->stop();
+ m_state = statePrepared;
+ }
+
+ if (m_state == statePrepared)
+ {
+ m_record = 0;
+ m_state = stateIdle;
+ }
return 0;
}
+
+int eDVBServiceRecord::doPrepare()
+{
+ /* allocate a ts recorder if we don't already have one. */
+ if (m_state == stateIdle)
+ {
+ eDebug("Recording to %s...", m_filename.c_str());
+ ::remove(m_filename.c_str());
+ int fd = ::open(m_filename.c_str(), O_WRONLY|O_CREAT, 0644);
+ if (fd == -1)
+ {
+ eDebug("eDVBServiceRecord - can't open hardcoded recording file!");
+ return -1;
+ }
+ ePtr<iDVBDemux> demux;
+ if (m_service_handler.getDemux(demux))
+ {
+ eDebug("eDVBServiceRecord - NO DEMUX available!");
+ return -2;
+ }
+ demux->createTSRecorder(m_record);
+ if (!m_record)
+ {
+ eDebug("eDVBServiceRecord - no ts recorder available.");
+ return -3;
+ }
+ m_record->setTargetFD(fd);
+ m_pids_active.clear();
+ m_state = statePrepared;
+ } else if ((m_state == statePrepared) || (m_state == stateRecording))
+ {
+ /* when we're already recording, we already have a recorder allocated. */
+ assert(m_record);
+ }
+ return 0;
+}
+
+int eDVBServiceRecord::doRecord()
+{
+ int err = doPrepare();
+ if (err)
+ return err;
+
+ eDebug("starting recording..");
+
+ eDVBServicePMTHandler::program program;
+ if (m_service_handler.getProgramInfo(program))
+ eDebug("getting program info failed.");
+ else
+ {
+ std::set<int> pids_to_record;
+
+ pids_to_record.insert(0); // PAT
+
+ if (program.pmtPid != -1)
+ pids_to_record.insert(program.pmtPid); // PMT
+
+ eDebugNoNewLine("RECORD: have %d video stream(s)", program.videoStreams.size());
+ if (!program.videoStreams.empty())
+ {
+ eDebugNoNewLine(" (");
+ for (std::vector<eDVBServicePMTHandler::videoStream>::const_iterator
+ i(program.videoStreams.begin());
+ i != program.videoStreams.end(); ++i)
+ {
+ pids_to_record.insert(i->pid);
+ if (i != program.videoStreams.begin())
+ eDebugNoNewLine(", ");
+ eDebugNoNewLine("%04x", i->pid);
+ }
+ eDebugNoNewLine(")");
+ }
+ eDebugNoNewLine(", and %d audio stream(s)", program.audioStreams.size());
+ if (!program.audioStreams.empty())
+ {
+ eDebugNoNewLine(" (");
+ for (std::vector<eDVBServicePMTHandler::audioStream>::const_iterator
+ i(program.audioStreams.begin());
+ i != program.audioStreams.end(); ++i)
+ {
+ pids_to_record.insert(i->pid);
+ if (i != program.audioStreams.begin())
+ eDebugNoNewLine(", ");
+ eDebugNoNewLine("%04x", i->pid);
+ }
+ eDebugNoNewLine(")");
+ }
+ eDebug(", and the pcr pid is %04x", program.pcrPid);
+ if (program.pcrPid != 0x1fff)
+ pids_to_record.insert(program.pcrPid);
+
+ /* find out which pids are NEW and which pids are obsolete.. */
+ std::set<int> new_pids, obsolete_pids;
+
+ std::set_difference(pids_to_record.begin(), pids_to_record.end(),
+ m_pids_active.begin(), m_pids_active.end(),
+ std::inserter(new_pids, new_pids.begin()));
+
+ std::set_difference(
+ m_pids_active.begin(), m_pids_active.end(),
+ pids_to_record.begin(), pids_to_record.end(),
+ std::inserter(new_pids, new_pids.begin())
+ );
+
+ for (std::set<int>::iterator i(new_pids.begin()); i != new_pids.end(); ++i)
+ {
+ eDebug("ADD PID: %04x", *i);
+ m_record->addPID(*i);
+ }
+ for (std::set<int>::iterator i(obsolete_pids.begin()); i != obsolete_pids.end(); ++i)
+ {
+ eDebug("REMOVED PID: %04x", *i);
+ m_record->removePID(*i);
+ }
+
+ if (m_state != stateRecording)
+ {
+ m_record->start();
+ m_state = stateRecording;
+ }
+ }
+ return 0;
+}