bool HDHRStreamHandler::UpdateFilters(void)
{
if (_tune_mode == hdhrTuneModeFrequency)
_tune_mode = hdhrTuneModeFrequencyPid;
if (_tune_mode != hdhrTuneModeFrequencyPid)
{
LOG(VB_GENERAL, LOG_ERR, LOC +
"UpdateFilters called in wrong tune mode");
return false;
}
#ifdef DEBUG_PID_FILTERS
LOG(VB_RECORD, LOG_INFO, LOC + "UpdateFilters()");
#endif // DEBUG_PID_FILTERS
QMutexLocker locker(&_pid_lock);
QString filter = "";
vector<uint> range_min;
vector<uint> range_max;
PIDInfoMap::const_iterator it = _pid_info.begin();
for (; it != _pid_info.end(); ++it)
{
range_min.push_back(it.key());
PIDInfoMap::const_iterator eit = it;
for (++eit;
(eit != _pid_info.end()) && (it.key() + 1 == eit.key());
++it, ++eit);
range_max.push_back(it.key());
}
if (range_min.size() > 16)
{
range_min.resize(16);
uint pid_max = range_max.back();
range_max.resize(15);
range_max.push_back(pid_max);
}
for (uint i = 0; i < range_min.size(); i++)
{
filter += filt_str(range_min[i]);
if (range_min[i] != range_max[i])
filter += QString("-%1").arg(filt_str(range_max[i]));
filter += " ";
}
filter = filter.trimmed();
QString new_filter = TunerSet("filter", filter);
#ifdef DEBUG_PID_FILTERS
QString msg = QString("Filter: '%1'").arg(filter);
if (filter != new_filter)
msg += QString("\n\t\t\t\t'%2'").arg(new_filter);
LOG(VB_RECORD, LOG_INFO, LOC + msg);
#endif // DEBUG_PID_FILTERS
return filter == new_filter;
}