bool eDVBResourceManager::canAllocateChannel(const eDVBChannelID &channelid, const eDVBChannelID& ignore)
{
+ bool ret=true;
+ if (m_cached_channel)
+ {
+ eDVBChannel *cache_chan = (eDVBChannel*)&(*m_cached_channel);
+ if(channelid==cache_chan->getChannelID())
+ return ret;
+ }
+
/* first, check if a channel is already existing. */
// eDebug("allocate channel.. %04x:%04x", channelid.transport_stream_id.get(), channelid.original_network_id.get());
for (std::list<active_channel>::iterator i(m_active_channels.begin()); i != m_active_channels.end(); ++i)
if (i->m_channel_id == channelid)
{
// eDebug("found shared channel..");
- return true;
+ return ret;
}
}
- int *decremented_fe_usecount=NULL;
+ int *decremented_cached_channel_fe_usecount=NULL,
+ *decremented_fe_usecount=NULL;
for (std::list<active_channel>::iterator i(m_active_channels.begin()); i != m_active_channels.end(); ++i)
{
{
--ii->m_inuse;
decremented_fe_usecount = &ii->m_inuse;
+ if (channel == &(*m_cached_channel))
+ decremented_cached_channel_fe_usecount = decremented_fe_usecount;
break;
}
}
}
}
+ if (!decremented_cached_channel_fe_usecount)
+ {
+ if (m_cached_channel)
+ {
+ eDVBChannel *channel = (eDVBChannel*) &(*m_cached_channel);
+ if (channel->getUseCount() == 1)
+ {
+ ePtr<iDVBFrontend> fe;
+ if (!channel->getFrontend(fe))
+ {
+ for (eSmartPtrList<eDVBRegisteredFrontend>::iterator ii(m_frontend.begin()); ii != m_frontend.end(); ++ii)
+ {
+ if ( &(*fe) == &(*ii->m_frontend) )
+ {
+ --ii->m_inuse;
+ decremented_cached_channel_fe_usecount = &ii->m_inuse;
+ break;
+ }
+ }
+ }
+ }
+ }
+ }
+ else
+ decremented_cached_channel_fe_usecount=NULL;
+
+ ePtr<iDVBFrontendParameters> feparm;
+
if (!m_list)
{
eDebug("no channel list set!");
- return false;
+ ret = false;
+ goto error;
}
- ePtr<iDVBFrontendParameters> feparm;
if (m_list->getChannelFrontendData(channelid, feparm))
{
eDebug("channel not found!");
- return false;
+ ret = false;
+ goto error;
}
- bool ret = canAllocateFrontend(feparm);
+ ret = canAllocateFrontend(feparm);
+error:
if (decremented_fe_usecount)
++(*decremented_fe_usecount);
+ if (decremented_cached_channel_fe_usecount)
+ ++(*decremented_cached_channel_fe_usecount);
return ret;
}