set timing pid
[enigma2.git] / lib / service / servicedvbrecord.cpp
index 33f0497..5b4f35e 100644 (file)
@@ -5,11 +5,12 @@
 
 DEFINE_REF(eDVBServiceRecord);
 
-eDVBServiceRecord::eDVBServiceRecord(const eServiceReferenceDVB &ref): m_ref(ref), m_service_handler(1)
+eDVBServiceRecord::eDVBServiceRecord(const eServiceReferenceDVB &ref): m_ref(ref)
 {
        CONNECT(m_service_handler.serviceEvent, eDVBServiceRecord::serviceEvent);
        m_state = stateIdle;
        m_want_record = 0;
+       m_tuned = 0;
 }
 
 void eDVBServiceRecord::serviceEvent(int event)
@@ -20,33 +21,9 @@ void eDVBServiceRecord::serviceEvent(int event)
        case eDVBServicePMTHandler::eventTuned:
        {
                eDebug("tuned..");
-               if (!m_record)
-               {
-                       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;
-//                             return -1;
-                       }
-                       ePtr<iDVBDemux> demux;
-                       if (m_service_handler.getDemux(demux))
-                       {
-                               eDebug("eDVBServiceRecord - NO DEMUX available!");
-                               return;
-//                             return -2;
-                       }
-                       demux->createTSRecorder(m_record);
-                       if (!m_record)
-                       {
-                               eDebug("eDVBServiceRecord - no ts recorder available.");
-                               return;
-//                             return -3;
-                       }
-                       m_record->setTargetFD(fd);
-               }
+               m_tuned = 1;
+               if (m_state == stateRecording && m_want_record)
+                       doRecord();
                break;
        }
        case eDVBServicePMTHandler::eventNewProgramInfo:
@@ -60,15 +37,11 @@ void eDVBServiceRecord::serviceEvent(int event)
        }
 }
 
-
 RESULT eDVBServiceRecord::prepare(const char *filename)
 {
        m_filename = filename;
        if (m_state == stateIdle)
-       {
-               doPrepare();
-               return 0;
-       }
+               return doPrepare();
        else
                return -1;
 }
@@ -86,7 +59,8 @@ RESULT eDVBServiceRecord::stop()
        eDebug("stop recording!!");
        if (m_state == stateRecording)
        {
-               m_record->stop();
+               if (m_record)
+                       m_record->stop();
                m_state = statePrepared;
        }
        
@@ -106,7 +80,7 @@ int eDVBServiceRecord::doPrepare()
        {
                m_pids_active.clear();
                m_state = statePrepared;
-               m_service_handler.tune(m_ref);
+               return m_service_handler.tune(m_ref, 0);
        }
        return 0;
 }
@@ -117,10 +91,37 @@ int eDVBServiceRecord::doRecord()
        if (err)
                return err;
        
-       if (!m_record)
+       if (!m_tuned)
+               return 0; /* try it again when we are tuned in */
+       
+       if (!m_record && m_tuned)
        {
-               eDebug("demux not available (tune failed?). cannot record.");
-               return -1;
+
+               eDebug("Recording to %s...", m_filename.c_str());
+               ::remove(m_filename.c_str());
+               int fd = ::open(m_filename.c_str(), O_WRONLY|O_CREAT|O_LARGEFILE, 0644);
+               if (fd == -1)
+               {
+                       eDebug("eDVBServiceRecord - can't open recording file!");
+                       return -1;
+               }
+               
+                       /* turn off kernel caching strategies */
+               posix_fadvise(fd, 0, 0, POSIX_FADV_RANDOM);
+               
+               ePtr<iDVBDemux> demux;
+               if (m_service_handler.getDataDemux(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);
        }
        eDebug("starting recording..");
        
@@ -136,6 +137,8 @@ int eDVBServiceRecord::doRecord()
                if (program.pmtPid != -1)
                        pids_to_record.insert(program.pmtPid); // PMT
                
+               int timing_pid = -1;
+               
                eDebugNoNewLine("RECORD: have %d video stream(s)", program.videoStreams.size());
                if (!program.videoStreams.empty())
                {
@@ -145,6 +148,10 @@ int eDVBServiceRecord::doRecord()
                                i != program.videoStreams.end(); ++i)
                        {
                                pids_to_record.insert(i->pid);
+                               
+                               if (timing_pid == -1)
+                                       timing_pid = i->pid;
+                               
                                if (i != program.videoStreams.begin())
                                        eDebugNoNewLine(", ");
                                eDebugNoNewLine("%04x", i->pid);
@@ -160,16 +167,23 @@ int eDVBServiceRecord::doRecord()
                                i != program.audioStreams.end(); ++i)
                        {
                                pids_to_record.insert(i->pid);
+
+                               if (timing_pid == -1)
+                                       timing_pid = i->pid;
+                               
                                if (i != program.audioStreams.begin())
                                        eDebugNoNewLine(", ");
                                eDebugNoNewLine("%04x", i->pid);
                        }
                        eDebugNoNewLine(")");
                }
-               eDebug(", and the pcr pid is %04x", program.pcrPid);
+               eDebugNoNewLine(", and the pcr pid is %04x", program.pcrPid);
                if (program.pcrPid != 0x1fff)
                        pids_to_record.insert(program.pcrPid);
-               
+               eDebug(", and the text pid is %04x", program.textPid);
+               if (program.textPid != -1)
+                       pids_to_record.insert(program.textPid); // Videotext
+
                        /* find out which pids are NEW and which pids are obsolete.. */
                std::set<int> new_pids, obsolete_pids;
                
@@ -194,6 +208,11 @@ int eDVBServiceRecord::doRecord()
                        m_record->removePID(*i);
                }
                
+               if (timing_pid != -1)
+                       m_record->setTimingPID(timing_pid);
+               
+               m_pids_active = pids_to_record;
+               
                if (m_state != stateRecording)
                {
                        m_record->start();