DTC::EncoderList* Dvr::GetEncoderList()
{
DTC::EncoderList* pList = new DTC::EncoderList();
QMap<int, EncoderLink *>::Iterator iter = tvList.begin();
for (; iter != tvList.end(); ++iter)
{
EncoderLink *elink = *iter;
if (elink != NULL)
{
DTC::Encoder *pEncoder = pList->AddNewEncoder();
pEncoder->setId ( elink->GetCardID() );
pEncoder->setState ( elink->GetState() );
pEncoder->setLocal ( elink->IsLocal() );
pEncoder->setConnected ( elink->IsConnected() );
pEncoder->setSleepStatus ( elink->GetSleepStatus() );
// pEncoder->setLowOnFreeSpace( elink->isLowOnFreeSpace());
if (pEncoder->Local())
pEncoder->setHostName( gCoreContext->GetHostName() );
else
pEncoder->setHostName( elink->GetHostName() );
switch ( pEncoder->State() )
{
case kState_WatchingLiveTV:
case kState_RecordingOnly:
case kState_WatchingRecording:
{
ProgramInfo *pInfo = elink->GetRecording();
if (pInfo)
{
DTC::Program *pProgram = pEncoder->Recording();
FillProgramInfo( pProgram, pInfo, true, true );
delete pInfo;
}
break;
}
default:
break;
}
}
}
return pList;
}
/** \fn AutoExpire::CalcParams()
* Calculates how much space needs to be cleared, and how often.
*/
void AutoExpire::CalcParams()
{
LOG(VB_FILE, LOG_INFO, LOC + "CalcParams()");
QList<FileSystemInfo> fsInfos;
instance_lock.lock();
if (main_server)
main_server->GetFilesystemInfos(fsInfos);
instance_lock.unlock();
if (fsInfos.empty())
{
LOG(VB_GENERAL, LOG_ERR, LOC + "Filesystem Info cache is empty, unable " "to calculate necessary parameters.");
return;
}
uint64_t maxKBperMin = 0;
uint64_t extraKB = static_cast<uint64_t>
(gCoreContext->GetNumSetting("AutoExpireExtraSpace", 0))
<< 20;
QMap<int, uint64_t> fsMap;
QMap<int, vector<int> > fsEncoderMap;
// we use this copying on purpose. The used_encoders map ensures
// that every encoder writes only to one fs.
// Copying the data minimizes the time the lock is held
instance_lock.lock();
QMap<int, int>::const_iterator ueit = used_encoders.begin();
while (ueit != used_encoders.end())
{
fsEncoderMap[*ueit].push_back(ueit.key());
++ueit;
}
instance_lock.unlock();
QList<FileSystemInfo>::iterator fsit;
for (fsit = fsInfos.begin(); fsit != fsInfos.end(); ++fsit)
{
if (fsMap.contains(fsit->getFSysID()))
continue;
fsMap[fsit->getFSysID()] = 0;
uint64_t thisKBperMin = 0;
// append unknown recordings to all fsIDs
vector<int>::iterator unknownfs_it = fsEncoderMap[-1].begin();
for (; unknownfs_it != fsEncoderMap[-1].end(); ++unknownfs_it)
fsEncoderMap[fsit->getFSysID()].push_back(*unknownfs_it);
if (fsEncoderMap.contains(fsit->getFSysID()))
{
LOG(VB_FILE, LOG_INFO,
QString("fsID #%1: Total: %2 GB Used: %3 GB Free: %4 GB")
.arg(fsit->getFSysID())
.arg(fsit->getTotalSpace() / 1024.0 / 1024.0, 7, 'f', 1)
.arg(fsit->getUsedSpace() / 1024.0 / 1024.0, 7, 'f', 1)
.arg(fsit->getFreeSpace() / 1024.0 / 1024.0, 7, 'f', 1));
vector<int>::iterator encit =
fsEncoderMap[fsit->getFSysID()].begin();
for (; encit != fsEncoderMap[fsit->getFSysID()].end(); ++encit)
{
EncoderLink *enc = *(encoderList->find(*encit));
if (!enc->IsConnected() || !enc->IsBusy())
{
// remove encoder since it can't write to any file system
LOG(VB_FILE, LOG_INFO, LOC +
QString("Cardid %1: is not recoding, removing it "
"from used list.").arg(*encit));
instance_lock.lock();
used_encoders.remove(*encit);
instance_lock.unlock();
continue;
}
uint64_t maxBitrate = enc->GetMaxBitrate();
if (maxBitrate<=0)
maxBitrate = 19500000LL;
thisKBperMin += (((uint64_t)maxBitrate)*((uint64_t)15))>>11;
LOG(VB_FILE, LOG_INFO, QString(" Cardid %1: max bitrate "
"%2 Kb/sec, fsID %3 max is now %4 KB/min")
.arg(enc->GetCardID())
.arg(enc->GetMaxBitrate() >> 10)
.arg(fsit->getFSysID())
.arg(thisKBperMin));
}
}
fsMap[fsit->getFSysID()] = thisKBperMin;
if (thisKBperMin > maxKBperMin)
{
LOG(VB_FILE, LOG_INFO,
QString(" Max of %1 KB/min for fsID %2 is higher "
"than the existing Max of %3 so we'll use this Max instead")
.arg(thisKBperMin).arg(fsit->getFSysID()).arg(maxKBperMin));
maxKBperMin = thisKBperMin;
}
}
