bool DVBStreamHandler::RemovePIDFilter(uint pid)
{
#ifdef DEBUG_PID_FILTERS
VERBOSE(VB_RECORD, LOC +
QString("RemovePIDFilter(0x%1)").arg(pid, 0, 16));
#endif // DEBUG_PID_FILTERS
QMutexLocker write_locker(&_pid_lock);
PIDInfoMap::iterator it = _pid_info.find(pid);
if (it == _pid_info.end())
return false;
PIDInfo *tmp = *it;
_pid_info.erase(it);
bool ok = true;
if (tmp->IsOpen())
{
ok = tmp->Close(_dvb_dev);
_open_pid_filters--;
CycleFiltersByPriority();
}
delete tmp;
return ok;
}
bool DVBStreamHandler::UpdateFiltersFromStreamData(void)
{
UpdateListeningForEIT();
pid_map_t pids;
{
QMutexLocker read_locker(&_listener_lock);
for (uint i = 0; i < _stream_data_list.size(); i++)
_stream_data_list[i]->GetPIDs(pids);
}
QMap<uint, PIDInfo*> add_pids;
vector<uint> del_pids;
{
QMutexLocker read_locker(&_pid_lock);
// PIDs that need to be added..
pid_map_t::const_iterator lit = pids.constBegin();
for (; lit != pids.constEnd(); ++lit)
{
if (*lit && (_pid_info.find(lit.key()) == _pid_info.end()))
{
add_pids[lit.key()] = new PIDInfo(
lit.key(), StreamID::PrivSec, DMX_PES_OTHER);
}
}
// PIDs that need to be removed..
PIDInfoMap::const_iterator fit = _pid_info.begin();
for (; fit != _pid_info.end(); ++fit)
{
bool in_pids = pids.find(fit.key()) != pids.end();
if (!in_pids)
del_pids.push_back(fit.key());
}
}
// Remove PIDs
bool ok = true;
vector<uint>::iterator dit = del_pids.begin();
for (; dit != del_pids.end(); ++dit)
ok &= RemovePIDFilter(*dit);
// Add PIDs
QMap<uint, PIDInfo*>::iterator ait = add_pids.begin();
for (; ait != add_pids.end(); ++ait)
ok &= AddPIDFilter(*ait);
// Cycle filters if it's been a while
if (_cycle_timer.elapsed() > 1000)
CycleFiltersByPriority();
return ok;
}
bool DVBStreamHandler::AddPIDFilter(PIDInfo *info)
{
#ifdef DEBUG_PID_FILTERS
VERBOSE(VB_RECORD, LOC + QString("AddPIDFilter(0x%1) priority %2")
.arg(info->_pid, 0, 16).arg(GetPIDPriority(info->_pid)));
#endif // DEBUG_PID_FILTERS
QMutexLocker writing_locker(&_pid_lock);
_pid_info[info->_pid] = info;
CycleFiltersByPriority();
return true;
}
bool StreamHandler::AddPIDFilter(PIDInfo *info)
{
#ifdef DEBUG_PID_FILTERS
LOG(VB_RECORD, LOG_DEBUG, LOC + QString("AddPIDFilter(0x%1)")
.arg(info->_pid, 0, 16));
#endif // DEBUG_PID_FILTERS
QMutexLocker writing_locker(&m_pid_lock);
m_pid_info[info->_pid] = info;
CycleFiltersByPriority();
return true;
}
