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tv_rec.cpp
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tv_rec.cpp
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// C headers
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <unistd.h>
#include <sched.h> // for sched_yield
// MythTV headers
#include "compat.h"
#include "previewgeneratorqueue.h"
#include "dtvsignalmonitor.h"
#include "recordingprofile.h"
#include "mythcorecontext.h"
#include "mythsystemevent.h"
#include "atscstreamdata.h"
#include "dvbstreamdata.h"
#include "recordingrule.h"
#include "channelgroup.h"
#include "storagegroup.h"
#include "tvremoteutil.h"
#include "dtvrecorder.h"
#include "livetvchain.h"
#include "programinfo.h"
#include "atsctables.h"
#include "dtvchannel.h"
#include "eitscanner.h"
#include "mythconfig.h"
#include "remoteutil.h"
#include "ringbuffer.h"
#include "mythlogging.h"
#include "v4lchannel.h"
#include "dialogbox.h"
#include "jobqueue.h"
#include "mythdb.h"
#include "tv_rec.h"
#include "mythmiscutil.h"
#include "osd.h"
#define DEBUG_CHANNEL_PREFIX 0 /**< set to 1 to channel prefixing */
#define LOC QString("TVRec(%1): ").arg(cardid)
/// How many milliseconds the signal monitor should wait between checks
const uint TVRec::kSignalMonitoringRate = 50; /* msec */
QMutex TVRec::cardsLock;
QMap<uint,TVRec*> TVRec::cards;
static bool is_dishnet_eit(uint cardid);
static QString load_profile(QString,void*,RecordingInfo*,RecordingProfile&);
static int init_jobs(const RecordingInfo *rec, RecordingProfile &profile,
bool on_host, bool transcode_bfr_comm, bool on_line_comm);
static void apply_broken_dvb_driver_crc_hack(ChannelBase*, MPEGStreamData*);
/** \class TVRec
* \brief This is the coordinating class of the \ref recorder_subsystem.
*
* TVRec is used by EncoderLink, which in turn is used by RemoteEncoder
* which allows the TV class on the frontend to communicate with TVRec
* and is used by MainServer to implement portions of the
* \ref myth_network_protocol on the backend.
*
* TVRec contains an instance of RecorderBase, which actually handles the
* recording of a program. It also contains an instance of RingBuffer, which
* in this case is used to either stream an existing recording to the
* frontend, or to save a stream from the RecorderBase to disk. Finally,
* if there is a tuner on the hardware RecorderBase is implementing then
* TVRec contains a channel instance for that hardware, and possibly a
* SignalMonitor instance which monitors the signal quality on a tuners
* current input.
*/
/** \fn TVRec::TVRec(int)
* \brief Performs instance initialiation not requiring access to database.
*
* \sa Init()
* \param capturecardnum Capture card number
*/
TVRec::TVRec(int capturecardnum)
// Various components TVRec coordinates
: recorder(NULL), channel(NULL), signalMonitor(NULL),
scanner(NULL),
// Various threads
eventThread(new MThread("TVRecEvent", this)),
recorderThread(NULL),
// Configuration variables from database
transcodeFirst(false),
earlyCommFlag(false), runJobOnHostOnly(false),
eitCrawlIdleStart(60), eitTransportTimeout(5*60),
audioSampleRateDB(0),
overRecordSecNrml(0), overRecordSecCat(0),
overRecordCategory(""),
// Configuration variables from setup rutines
cardid(capturecardnum), ispip(false),
// State variables
stateChangeLock(QMutex::Recursive),
pendingRecLock(QMutex::Recursive),
internalState(kState_None), desiredNextState(kState_None),
changeState(false), pauseNotify(true),
stateFlags(0), lastTuningRequest(0),
triggerEventLoopLock(QMutex::NonRecursive),
triggerEventLoopSignal(false),
triggerEventSleepLock(QMutex::NonRecursive),
triggerEventSleepSignal(false),
switchingBuffer(false),
m_recStatus(rsUnknown),
// Current recording info
curRecording(NULL), autoRunJobs(JOB_NONE),
overrecordseconds(0),
// Pseudo LiveTV recording
pseudoLiveTVRecording(NULL),
nextLiveTVDir(""), nextLiveTVDirLock(),
// tvchain
tvchain(NULL),
// RingBuffer info
ringBuffer(NULL), rbFileExt("mpg")
{
QMutexLocker locker(&cardsLock);
cards[cardid] = this;
}
bool TVRec::CreateChannel(const QString &startchannel,
bool enter_power_save_mode)
{
channel = ChannelBase::CreateChannel(
this, genOpt, dvbOpt, fwOpt,
startchannel, enter_power_save_mode, rbFileExt);
if (!channel)
{
SetFlags(kFlagErrored);
return false;
}
return true;
}
/** \fn TVRec::Init(void)
* \brief Performs instance initialization, returns true on success.
*
* \return Returns true on success, false on failure.
*/
bool TVRec::Init(void)
{
QMutexLocker lock(&stateChangeLock);
if (!GetDevices(cardid, genOpt, dvbOpt, fwOpt))
return false;
SetRecordingStatus(rsUnknown, __LINE__);
// configure the Channel instance
QString startchannel = GetStartChannel(cardid,
CardUtil::GetStartInput(cardid));
if (!CreateChannel(startchannel, true))
return false;
transcodeFirst =
gCoreContext->GetNumSetting("AutoTranscodeBeforeAutoCommflag", 0);
earlyCommFlag = gCoreContext->GetNumSetting("AutoCommflagWhileRecording", 0);
runJobOnHostOnly = gCoreContext->GetNumSetting("JobsRunOnRecordHost", 0);
eitTransportTimeout=gCoreContext->GetNumSetting("EITTransportTimeout", 5) * 60;
eitCrawlIdleStart = gCoreContext->GetNumSetting("EITCrawIdleStart", 60);
audioSampleRateDB = gCoreContext->GetNumSetting("AudioSampleRate");
overRecordSecNrml = gCoreContext->GetNumSetting("RecordOverTime");
overRecordSecCat = gCoreContext->GetNumSetting("CategoryOverTime") * 60;
overRecordCategory= gCoreContext->GetSetting("OverTimeCategory");
eventThread->start();
WaitForEventThreadSleep();
return true;
}
/** \fn TVRec::~TVRec()
* \brief Stops the event and scanning threads and deletes any ChannelBase,
* RingBuffer, and RecorderBase instances.
*/
TVRec::~TVRec()
{
QMutexLocker locker(&cardsLock);
cards.remove(cardid);
TeardownAll();
}
void TVRec::TeardownAll(void)
{
if (HasFlags(kFlagRunMainLoop))
{
ClearFlags(kFlagRunMainLoop);
eventThread->wait();
delete eventThread;
eventThread = NULL;
}
TeardownSignalMonitor();
if (scanner)
{
delete scanner;
scanner = NULL;
}
if (channel)
{
delete channel;
channel = NULL;
}
TeardownRecorder(kFlagKillRec);
SetRingBuffer(NULL);
}
void TVRec::WakeEventLoop(void)
{
QMutexLocker locker(&triggerEventLoopLock);
triggerEventLoopSignal = true;
triggerEventLoopWait.wakeAll();
}
/** \fn TVRec::GetState() const
* \brief Returns the TVState of the recorder.
*
* If there is a pending state change kState_ChangingState is returned.
* \sa EncoderLink::GetState(), \ref recorder_subsystem
*/
TVState TVRec::GetState(void) const
{
if (changeState)
return kState_ChangingState;
return internalState;
}
/** \fn TVRec::GetRecording(void)
* \brief Allocates and returns a ProgramInfo for the current recording.
*
* Note: The user of this function must free the %ProgramInfo this returns.
* \return %ProgramInfo for the current recording, if it exists, blank
* %ProgramInfo otherwise.
*/
ProgramInfo *TVRec::GetRecording(void)
{
QMutexLocker lock(&stateChangeLock);
ProgramInfo *tmppginfo = NULL;
if (curRecording && !changeState)
{
tmppginfo = new ProgramInfo(*curRecording);
tmppginfo->SetRecordingStatus(rsRecording);
}
else
tmppginfo = new ProgramInfo();
tmppginfo->SetCardID(cardid);
return tmppginfo;
}
/** \fn TVRec::RecordPending(const ProgramInfo*, int, bool)
* \brief Tells TVRec "rcinfo" is the next pending recording.
*
* When there is a pending recording and the frontend is in "Live TV"
* mode the TVRec event loop will send a "ASK_RECORDING" message to
* it. Depending on what that query returns, the recording will be
* started or not started.
*
* \sa TV::AskAllowRecording(const QStringList&, int, bool)
* \param rcinfo ProgramInfo on pending program.
* \param secsleft Seconds left until pending recording begins.
* Set to -1 to revoke the current pending recording.
* \param hasLater If true, a later non-conflicting showing is available.
*/
void TVRec::RecordPending(const ProgramInfo *rcinfo, int secsleft,
bool hasLater)
{
QMutexLocker statelock(&stateChangeLock);
QMutexLocker pendlock(&pendingRecLock);
if (secsleft < 0)
{
LOG(VB_RECORD, LOG_INFO, LOC + "Pending recording revoked on " +
QString("inputid %1").arg(rcinfo->GetInputID()));
PendingMap::iterator it = pendingRecordings.find(rcinfo->GetCardID());
if (it != pendingRecordings.end())
{
(*it).ask = false;
(*it).doNotAsk = (*it).canceled = true;
}
return;
}
LOG(VB_RECORD, LOG_INFO, LOC +
QString("RecordPending on inputid %1").arg(rcinfo->GetInputID()));
PendingInfo pending;
pending.info = new ProgramInfo(*rcinfo);
pending.recordingStart = QDateTime::currentDateTime().addSecs(secsleft);
pending.hasLaterShowing = hasLater;
pending.ask = true;
pending.doNotAsk = false;
pendingRecordings[rcinfo->GetCardID()] = pending;
// If this isn't a recording for this instance to make, we are done
if (rcinfo->GetCardID() != cardid)
return;
// We also need to check our input groups
vector<uint> cardids = CardUtil::GetConflictingCards(
rcinfo->GetInputID(), cardid);
pendingRecordings[rcinfo->GetCardID()].possibleConflicts = cardids;
pendlock.unlock();
statelock.unlock();
for (uint i = 0; i < cardids.size(); i++)
RemoteRecordPending(cardids[i], rcinfo, secsleft, hasLater);
statelock.relock();
pendlock.relock();
}
/** \fn TVRec::SetPseudoLiveTVRecording(ProgramInfo*)
* \brief Sets the pseudo LiveTV ProgramInfo
*/
void TVRec::SetPseudoLiveTVRecording(ProgramInfo *pi)
{
ProgramInfo *old_rec = pseudoLiveTVRecording;
pseudoLiveTVRecording = pi;
if (old_rec)
delete old_rec;
}
/** \fn TVRec::GetRecordEndTime(const ProgramInfo*) const
* \brief Returns recording end time with proper post-roll
*/
QDateTime TVRec::GetRecordEndTime(const ProgramInfo *pi) const
{
bool spcat = (!overRecordCategory.isEmpty() &&
pi->GetCategory() == overRecordCategory);
int secs = (spcat) ? overRecordSecCat : overRecordSecNrml;
return pi->GetRecordingEndTime().addSecs(secs);
}
/** \fn TVRec::CancelNextRecording(bool)
* \brief Tells TVRec to cancel the upcoming recording.
* \sa RecordPending(const ProgramInfo*, int, bool),
* TV::AskAllowRecording(const QStringList&, int, bool)
*/
void TVRec::CancelNextRecording(bool cancel)
{
QMutexLocker pendlock(&pendingRecLock);
LOG(VB_RECORD, LOG_INFO, LOC +
QString("CancelNextRecording(%1) -- begin").arg(cancel));
PendingMap::iterator it = pendingRecordings.find(cardid);
if (it == pendingRecordings.end())
{
LOG(VB_RECORD, LOG_INFO, LOC + QString("CancelNextRecording(%1) -- "
"error, unknown recording").arg(cancel));
return;
}
if (cancel)
{
vector<uint> &cardids = (*it).possibleConflicts;
for (uint i = 0; i < cardids.size(); i++)
{
LOG(VB_RECORD, LOG_INFO, LOC +
QString("CancelNextRecording -- cardid 0x%1")
.arg((uint64_t)cardids[i],0,16));
pendlock.unlock();
RemoteRecordPending(cardids[i], (*it).info, -1, false);
pendlock.relock();
}
LOG(VB_RECORD, LOG_INFO, LOC +
QString("CancelNextRecording -- cardid %1")
.arg(cardid));
RecordPending((*it).info, -1, false);
}
else
{
(*it).canceled = false;
}
LOG(VB_RECORD, LOG_INFO, LOC +
QString("CancelNextRecording(%1) -- end").arg(cancel));
}
/** \fn TVRec::StartRecording(const ProgramInfo*)
* \brief Tells TVRec to Start recording the program "rcinfo"
* as soon as possible.
*
* \sa EncoderLink::StartRecording(const ProgramInfo*)
* RecordPending(const ProgramInfo*, int, bool), StopRecording()
*/
RecStatusType TVRec::StartRecording(const ProgramInfo *rcinfo)
{
LOG(VB_RECORD, LOG_INFO, LOC + QString("StartRecording(%1)")
.arg(rcinfo->toString(ProgramInfo::kTitleSubtitle)));
QMutexLocker lock(&stateChangeLock);
QString msg("");
SetRecordingStatus(rsAborted, __LINE__);
// Flush out any pending state changes
WaitForEventThreadSleep();
// We need to do this check early so we don't cancel an overrecord
// that we're trying to extend.
if (internalState != kState_WatchingLiveTV &&
curRecording && curRecording->IsSameProgramWeakCheck(*rcinfo))
{
int post_roll_seconds = curRecording->GetRecordingEndTime()
.secsTo(recordEndTime);
curRecording->SetRecordingRuleType(rcinfo->GetRecordingRuleType());
curRecording->SetRecordingRuleID(rcinfo->GetRecordingRuleID());
curRecording->SetRecordingEndTime(rcinfo->GetRecordingEndTime());
curRecording->UpdateRecordingEnd();
recordEndTime = curRecording->GetRecordingEndTime()
.addSecs(post_roll_seconds);
msg = QString("updating recording: %1 %2 %3 %4")
.arg(curRecording->GetTitle()).arg(curRecording->GetChanID())
.arg(curRecording->GetRecordingStartTime(ISODate))
.arg(curRecording->GetRecordingEndTime(ISODate));
LOG(VB_RECORD, LOG_INFO, LOC + msg);
ClearFlags(kFlagCancelNextRecording);
SetRecordingStatus(rsRecording, __LINE__);
return rsRecording;
}
bool cancelNext = false;
PendingInfo pendinfo;
PendingMap::iterator it;
bool has_pending;
pendingRecLock.lock();
if ((it = pendingRecordings.find(cardid)) != pendingRecordings.end())
{
(*it).ask = (*it).doNotAsk = false;
cancelNext = (*it).canceled;
}
pendingRecLock.unlock();
// Flush out events...
WaitForEventThreadSleep();
// Rescan pending recordings since the event loop may have deleted
// a stale entry. If this happens the info pointer will not be valid
// since the HandlePendingRecordings loop will have deleted it.
pendingRecLock.lock();
it = pendingRecordings.find(cardid);
has_pending = (it != pendingRecordings.end());
if (has_pending)
pendinfo = *it;
pendingRecLock.unlock();
// If the needed input is in a shared input group, and we are
// not canceling the recording anyway, check other recorders
if (!cancelNext && has_pending && !pendinfo.possibleConflicts.empty())
{
LOG(VB_RECORD, LOG_INFO, LOC +
"Checking input group recorders - begin");
vector<uint> &cardids = pendinfo.possibleConflicts;
uint mplexid = 0, sourceid = 0;
vector<uint> cardids2;
vector<TVState> states;
// Stop remote recordings if needed
for (uint i = 0; i < cardids.size(); i++)
{
TunedInputInfo busy_input;
bool is_busy = RemoteIsBusy(cardids[i], busy_input);
// if the other recorder is busy, but the input is
// not in a shared input group, then as far as we're
// concerned here it isn't busy.
if (is_busy)
{
is_busy = (bool) igrp.GetSharedInputGroup(
busy_input.inputid, rcinfo->GetInputID());
}
if (is_busy && !sourceid)
{
mplexid = pendinfo.info->QueryMplexID();
sourceid = pendinfo.info->GetSourceID();
}
if (is_busy &&
((sourceid != busy_input.mainsourceid) ||
(mplexid != busy_input.mplexid)))
{
states.push_back((TVState) RemoteGetState(cardids[i]));
cardids2.push_back(cardids[i]);
}
}
bool ok = true;
for (uint i = 0; (i < cardids2.size()) && ok; i++)
{
LOG(VB_RECORD, LOG_INFO, LOC +
QString("Attempting to stop card %1 in state %2")
.arg(cardids2[i]).arg(StateToString(states[i])));
bool success = RemoteStopRecording(cardids2[i]);
if (success)
{
uint state = RemoteGetState(cardids2[i]);
LOG(VB_GENERAL, LOG_INFO, LOC + QString("a %1: %2")
.arg(cardids2[i]).arg(StateToString((TVState)state)));
success = (kState_None == state);
}
// If we managed to stop LiveTV recording, restart playback..
if (success && states[i] == kState_WatchingLiveTV)
{
QString message = QString("QUIT_LIVETV %1").arg(cardids2[i]);
MythEvent me(message);
gCoreContext->dispatch(me);
}
LOG(VB_RECORD, LOG_INFO, LOC +
QString("Stopping recording on %1, %2") .arg(cardids2[i])
.arg(success ? "succeeded" : "failed"));
ok &= success;
}
// If we failed to stop the remote recordings, don't record
if (!ok)
{
CancelNextRecording(true);
cancelNext = true;
}
cardids.clear();
LOG(VB_RECORD, LOG_INFO, LOC + "Checking input group recorders - done");
}
bool did_switch = false;
if (!cancelNext && (GetState() == kState_RecordingOnly))
{
RecordingInfo *ri = SwitchRecordingRingBuffer(*rcinfo);
did_switch = (NULL != ri);
if (did_switch)
{
// Make sure scheduler is allowed to end this recording
ClearFlags(kFlagCancelNextRecording);
SetRecordingStatus(rsRecording, __LINE__);
}
else
{
// If in post-roll, end recording
stateChangeLock.unlock();
StopRecording();
stateChangeLock.lock();
}
}
if (!cancelNext && (GetState() == kState_None))
{
if (tvchain)
{
QString message = QString("LIVETV_EXITED");
MythEvent me(message, tvchain->GetID());
gCoreContext->dispatch(me);
tvchain = NULL;
}
recordEndTime = GetRecordEndTime(rcinfo);
// Tell event loop to begin recording.
curRecording = new RecordingInfo(*rcinfo);
curRecording->MarkAsInUse(true, kRecorderInUseID);
StartedRecording(curRecording);
// Make sure scheduler is allowed to end this recording
ClearFlags(kFlagCancelNextRecording);
SetRecordingStatus(rsTuning, __LINE__);
ChangeState(kState_RecordingOnly);
}
else if (!cancelNext && (GetState() == kState_WatchingLiveTV))
{
SetPseudoLiveTVRecording(new ProgramInfo(*rcinfo));
recordEndTime = GetRecordEndTime(rcinfo);
SetRecordingStatus(rsRecording, __LINE__);
// We want the frontend to change channel for recording
// and disable the UI for channel change, PiP, etc.
QString message = QString("LIVETV_WATCH %1 1").arg(cardid);
QStringList prog;
rcinfo->ToStringList(prog);
MythEvent me(message, prog);
gCoreContext->dispatch(me);
}
else if (!did_switch)
{
msg = QString("Wanted to record: %1 %2 %3 %4\n\t\t\t")
.arg(rcinfo->GetTitle()).arg(rcinfo->GetChanID())
.arg(rcinfo->GetRecordingStartTime(ISODate))
.arg(rcinfo->GetRecordingEndTime(ISODate));
if (cancelNext)
{
msg += "But a user has canceled this recording";
SetRecordingStatus(rsCancelled, __LINE__);
}
else
{
msg += QString("But the current state is: %1")
.arg(StateToString(internalState));
SetRecordingStatus(rsTunerBusy, __LINE__);
}
if (curRecording && internalState == kState_RecordingOnly)
msg += QString("\n\t\t\tCurrently recording: %1 %2 %3 %4")
.arg(curRecording->GetTitle()).arg(curRecording->GetChanID())
.arg(curRecording->GetRecordingStartTime(ISODate))
.arg(curRecording->GetRecordingEndTime(ISODate));
LOG(VB_GENERAL, LOG_INFO, LOC + msg);
}
for (int i = 0; i < pendingRecordings.size(); i++)
delete pendingRecordings[i].info;
pendingRecordings.clear();
if (!did_switch)
{
WaitForEventThreadSleep();
QMutexLocker locker(&pendingRecLock);
if ((curRecording) &&
(curRecording->GetRecordingStatus() == rsFailed) &&
(m_recStatus == rsRecording || m_recStatus == rsTuning))
{
SetRecordingStatus(rsFailed, __LINE__, true);
}
return m_recStatus;
}
return GetRecordingStatus();
}
RecStatusType TVRec::GetRecordingStatus(void) const
{
QMutexLocker pendlock(&pendingRecLock);
return m_recStatus;
}
void TVRec::SetRecordingStatus(
RecStatusType new_status, int line, bool have_lock)
{
RecStatusType old_status;
if (have_lock)
{
old_status = m_recStatus;
m_recStatus = new_status;
}
else
{
pendingRecLock.lock();
old_status = m_recStatus;
m_recStatus = new_status;
pendingRecLock.unlock();
}
LOG(VB_RECORD, LOG_DEBUG, LOC +
QString("SetRecordingStatus(%1->%2) on line %3")
.arg(toString(old_status, kSingleRecord))
.arg(toString(new_status, kSingleRecord))
.arg(line));
}
/** \fn TVRec::StopRecording(bool killFile)
* \brief Changes from a recording state to kState_None.
* \sa StartRecording(const ProgramInfo *rec), FinishRecording()
*/
void TVRec::StopRecording(bool killFile)
{
if (StateIsRecording(GetState()))
{
QMutexLocker lock(&stateChangeLock);
if (killFile)
SetFlags(kFlagKillRec);
ChangeState(RemoveRecording(GetState()));
// wait for state change to take effect
WaitForEventThreadSleep();
ClearFlags(kFlagCancelNextRecording|kFlagKillRec);
SetRecordingStatus(rsUnknown, __LINE__);
}
}
/** \fn TVRec::StateIsRecording(TVState)
* \brief Returns true if "state" is kState_RecordingOnly,
* or kState_WatchingLiveTV.
* \param state TVState to check.
*/
bool TVRec::StateIsRecording(TVState state)
{
return (state == kState_RecordingOnly ||
state == kState_WatchingLiveTV);
}
/** \fn TVRec::StateIsPlaying(TVState)
* \brief Returns true if we are in any state associated with a player.
* \param state TVState to check.
*/
bool TVRec::StateIsPlaying(TVState state)
{
return (state == kState_WatchingPreRecorded);
}
/** \fn TVRec::RemoveRecording(TVState)
* \brief If "state" is kState_RecordingOnly or kState_WatchingLiveTV,
* returns a kState_None, otherwise returns kState_Error.
* \param state TVState to check.
*/
TVState TVRec::RemoveRecording(TVState state)
{
if (StateIsRecording(state))
return kState_None;
LOG(VB_GENERAL, LOG_ERR, LOC +
QString("Unknown state in RemoveRecording: %1")
.arg(StateToString(state)));
return kState_Error;
}
/** \fn TVRec::RemovePlaying(TVState)
* \brief Returns TVState that would remove the playing, but potentially
* keep recording if we are watching an in progress recording.
* \param state TVState to check.
*/
TVState TVRec::RemovePlaying(TVState state)
{
if (StateIsPlaying(state))
{
if (state == kState_WatchingPreRecorded)
return kState_None;
return kState_RecordingOnly;
}
QString msg = "Unknown state in RemovePlaying: %1";
LOG(VB_GENERAL, LOG_ERR, LOC + msg.arg(StateToString(state)));
return kState_Error;
}
/** \fn TVRec::StartedRecording(RecordingInfo *curRec)
* \brief Inserts a "curRec" into the database
* \param curRec Recording to add to database.
* \sa ProgramInfo::StartedRecording(const QString&)
*/
void TVRec::StartedRecording(RecordingInfo *curRec)
{
if (!curRec)
return;
curRec->StartedRecording(rbFileExt);
LOG(VB_RECORD, LOG_INFO, LOC + QString("StartedRecording(%1) fn(%2)")
.arg(curRec->MakeUniqueKey()).arg(curRec->GetPathname()));
if (curRec->IsCommercialFree())
curRec->SaveCommFlagged(COMM_FLAG_COMMFREE);
SendMythSystemRecEvent("REC_STARTED", curRec);
}
/** \brief If not a premature stop, adds program to history of recorded
* programs. If the recording type is kFindOneRecord this find
* is removed.
* \sa ProgramInfo::FinishedRecording(bool prematurestop)
* \param curRec ProgramInfo or recording to mark as done
*/
void TVRec::FinishedRecording(RecordingInfo *curRec, RecordingQuality *recq)
{
if (!curRec)
return;
// Make sure the recording group is up to date
const QString recgrp = curRec->QueryRecordingGroup();
curRec->SetRecordingGroup(recgrp);
bool is_good = true;
if (recq)
{
LOG((recq->IsDamaged()) ? VB_GENERAL : VB_RECORD, LOG_INFO,
LOC + QString("FinishedRecording(%1) %2 recq:%3\n")
.arg(curRec->MakeUniqueKey())
.arg((recq->IsDamaged()) ? "damaged" : "good")
.arg(recq->toStringXML()));
is_good = !recq->IsDamaged();
delete recq;
recq = NULL;
}
RecStatusTypes ors = curRec->GetRecordingStatus();
// Set the final recording status
if (curRec->GetRecordingStatus() == rsRecording)
curRec->SetRecordingStatus(rsRecorded);
else if (curRec->GetRecordingStatus() != rsRecorded)
curRec->SetRecordingStatus(rsFailed);
curRec->SetRecordingEndTime(mythCurrentDateTime());
is_good &= (curRec->GetRecordingStatus() == rsRecorded);
// Figure out if this was already done for this recording
bool was_finished = false;
static QMutex finRecLock;
static QHash<QString,QDateTime> finRecMap;
{
QMutexLocker locker(&finRecLock);
QDateTime now = QDateTime::currentDateTime();
QDateTime expired = now.addSecs(-60*5);
QHash<QString,QDateTime>::iterator it = finRecMap.begin();
while (it != finRecMap.end())
{
if ((*it) < expired)
it = finRecMap.erase(it);
else
++it;
}
QString key = curRec->MakeUniqueKey();
it = finRecMap.find(key);
if (it != finRecMap.end())
was_finished = true;
else
finRecMap[key] = now;
}
// Print something informative to the log
LOG(VB_RECORD, LOG_INFO, LOC +
QString("FinishedRecording(%1)"
"\n\t\t\ttitle: %2\n\t\t\t"
"in recgroup: %3 status: %4:%5 %6 %7")
.arg(curRec->MakeUniqueKey())
.arg(curRec->GetTitle())
.arg(recgrp)
.arg(toString(ors, kSingleRecord))
.arg(toString(curRec->GetRecordingStatus(), kSingleRecord))
.arg(HasFlags(kFlagDummyRecorderRunning)?"is_dummy":"not_dummy")
.arg(was_finished?"already_finished":"finished_now"));
// This has already been called on this recording..
if (was_finished)
return;
// Notify the frontend watching live tv that this file is final
if (tvchain)
tvchain->FinishedRecording(curRec);
// if this is a dummy recorder, do no more..
if (HasFlags(kFlagDummyRecorderRunning))
{
curRec->FinishedRecording(true); // so end time is updated
SendMythSystemRecEvent("REC_FINISHED", curRecording);
return;
}
// Get the width and set the videoprops
uint avg_height = curRec->QueryAverageHeight();
curRec->SaveVideoProperties(
VID_1080 | VID_720 | VID_DAMAGED,
((avg_height > 1000) ? VID_1080 : ((avg_height > 700) ? VID_720 : 0)) |
((is_good) ? 0 : VID_DAMAGED));
// Make sure really short recordings have positive run time.
if (curRec->GetRecordingEndTime() <= curRec->GetRecordingStartTime())
{
curRec->SetRecordingEndTime(
curRec->GetRecordingStartTime().addSecs(60));
}
// Generate a preview
uint64_t fsize = (curRec->GetFilesize() < 1000) ?
curRec->QueryFilesize() : curRec->GetFilesize();
if (curRec->IsLocal() && (fsize >= 1000) &&
(curRec->GetRecordingStatus() == rsRecorded))
{
PreviewGeneratorQueue::GetPreviewImage(*curRec, "");
}
// send out UPDATE_RECORDING_STATUS message
if (recgrp != "LiveTV")
{
MythEvent me(QString("UPDATE_RECORDING_STATUS %1 %2 %3 %4 %5")
.arg(curRec->GetCardID())
.arg(curRec->GetChanID())
.arg(curRec->GetScheduledStartTime(ISODate))
.arg(curRec->GetRecordingStatus())
.arg(curRec->GetRecordingEndTime(ISODate)));
gCoreContext->dispatch(me);
}
// store recording in recorded table
curRec->FinishedRecording(!is_good || (recgrp == "LiveTV"));
// send out REC_FINISHED message
SendMythSystemRecEvent("REC_FINISHED", curRec);
// send out DONE_RECORDING message
int secsSince = curRec->GetRecordingStartTime()
.secsTo(QDateTime::currentDateTime());
QString message = QString("DONE_RECORDING %1 %2 %3")
.arg(cardid).arg(secsSince).arg(GetFramesWritten());
MythEvent me(message);
gCoreContext->dispatch(me);
// Handle JobQueue
if ((recgrp == "LiveTV") || (fsize < 1000) ||
(curRec->GetRecordingStatus() != rsRecorded) ||
(curRec->GetRecordingStartTime().secsTo(
QDateTime::currentDateTime()) < 120))
{
JobQueue::RemoveJobsFromMask(JOB_COMMFLAG, autoRunJobs);
JobQueue::RemoveJobsFromMask(JOB_TRANSCODE, autoRunJobs);
}
if (autoRunJobs)
{
JobQueue::QueueRecordingJobs(*curRec, autoRunJobs);
}
}
#define TRANSITION(ASTATE,BSTATE) \
((internalState == ASTATE) && (desiredNextState == BSTATE))
#define SET_NEXT() do { nextState = desiredNextState; changed = true; } while(0)
#define SET_LAST() do { nextState = internalState; changed = true; } while(0)
/** \fn TVRec::HandleStateChange(void)
* \brief Changes the internalState to the desiredNextState if possible.
*
* Note: There must exist a state transition from any state we can enter
* to the kState_None state, as this is used to shutdown TV in RunTV.
*
*/
void TVRec::HandleStateChange(void)
{
TVState nextState = internalState;
bool changed = false;
QString transMsg = QString(" %1 to %2")
.arg(StateToString(nextState))
.arg(StateToString(desiredNextState));
if (desiredNextState == internalState)
{
LOG(VB_GENERAL, LOG_ERR, LOC +
"HandleStateChange(): Null transition" + transMsg);
changeState = false;
return;
}
// Make sure EIT scan is stopped before any tuning,
// to avoid race condition with it's tuning requests.
if (scanner && HasFlags(kFlagEITScannerRunning))
{
scanner->StopActiveScan();
ClearFlags(kFlagEITScannerRunning);
}
// Handle different state transitions
if (TRANSITION(kState_None, kState_WatchingLiveTV))
{
tuningRequests.enqueue(TuningRequest(kFlagLiveTV));
SET_NEXT();
}
else if (TRANSITION(kState_WatchingLiveTV, kState_None))
{
tuningRequests.enqueue(TuningRequest(kFlagKillRec|kFlagKillRingBuffer));
SET_NEXT();
}
else if (TRANSITION(kState_WatchingLiveTV, kState_RecordingOnly))
{
SetPseudoLiveTVRecording(NULL);
SET_NEXT();
}
else if (TRANSITION(kState_None, kState_RecordingOnly))
{