eDVBAllocatedFrontend::eDVBAllocatedFrontend(eDVBRegisteredFrontend *fe): m_fe(fe)
{
- m_fe->m_inuse++;
+ m_fe->inc_use();
}
eDVBAllocatedFrontend::~eDVBAllocatedFrontend()
{
- --m_fe->m_inuse;
+ m_fe->dec_use();
}
DEFINE_REF(eDVBAllocatedDemux);
{
avail = 1;
busy = 0;
- m_sec = new eDVBSatelliteEquipmentControl;
+ m_sec = new eDVBSatelliteEquipmentControl(m_frontend);
if (!instance)
instance = this;
}
}
-RESULT eDVBResourceManager::allocateFrontend(ePtr<iDVBFrontendParameters> &feparm, ePtr<eDVBAllocatedFrontend> &fe)
+RESULT eDVBResourceManager::allocateFrontend(ePtr<eDVBAllocatedFrontend> &fe, ePtr<iDVBFrontendParameters> &feparm)
{
ePtr<eDVBRegisteredFrontend> best;
int bestval = 0;
int c = i->m_frontend->isCompatibleWith(feparm);
if (c > bestval)
{
- c = bestval;
+ bestval = c;
best = i;
}
}
return -1;
}
+RESULT eDVBResourceManager::allocateFrontendByIndex(ePtr<eDVBAllocatedFrontend> &fe, int nr)
+{
+ for (eSmartPtrList<eDVBRegisteredFrontend>::iterator i(m_frontend.begin()); i != m_frontend.end(); ++i, --nr)
+ if ((!nr) && !i->m_inuse)
+ {
+ fe = new eDVBAllocatedFrontend(i);
+ return 0;
+ }
+
+ fe = 0;
+ return -1;
+}
+
RESULT eDVBResourceManager::allocateDemux(eDVBRegisteredFrontend *fe, ePtr<eDVBAllocatedDemux> &demux, int cap)
{
/* find first unused demux which is on same adapter as frontend (or any, if PVR)
return -ENOENT;
}
-
RESULT eDVBResourceManager::allocateChannel(const eDVBChannelID &channelid, eUsePtr<iDVBChannel> &channel)
{
/* first, check if a channel is already existing. */
-
+
+ if (m_cached_channel)
+ {
+ eDVBChannel *cache_chan = (eDVBChannel*)&(*m_cached_channel);
+ if(channelid==cache_chan->getChannelID())
+ {
+ eDebug("use cached_channel");
+ channel=m_cached_channel;
+ return 0;
+ }
+ m_cached_channel=0;
+ }
+
// 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)
{
ePtr<eDVBAllocatedFrontend> fe;
- if (allocateFrontend(feparm, fe))
+ if (allocateFrontend(fe, feparm))
return errNoFrontend;
-
-// will be allocated on demand:
-// ePtr<eDVBAllocatedDemux> demux;
-//
-// if (allocateDemux(*fe, demux))
-// return errNoDemux;
RESULT res;
ePtr<eDVBChannel> ch;
channel = 0;
return errChidNotFound;
}
-
- channel = ch;
+ m_cached_channel = channel = ch;
+
return 0;
}
-RESULT eDVBResourceManager::allocateRawChannel(eUsePtr<iDVBChannel> &channel)
+RESULT eDVBResourceManager::allocateRawChannel(eUsePtr<iDVBChannel> &channel, int frontend_index)
{
ePtr<eDVBAllocatedFrontend> fe;
-#warning FIXME allocateRawChannel
+ if (m_cached_channel)
+ m_cached_channel=0;
-// if (allocateFrontend(eDVBChannelID(), fe))
+ if (allocateFrontendByIndex(fe, frontend_index))
return errNoFrontend;
-// ePtr<eDVBAllocatedDemux> demux;
- //
-// if (allocateDemux(*fe, demux))
-// return errNoDemux;
-
eDVBChannel *ch;
ch = new eDVBChannel(this, fe);
RESULT eDVBResourceManager::allocatePVRChannel(eUsePtr<iDVBPVRChannel> &channel)
{
ePtr<eDVBAllocatedDemux> demux;
-
-// if (allocateDemux(0, demux))
-// return errNoDemux;
-
+
+ if (m_cached_channel)
+ m_cached_channel=0;
+
eDVBChannel *ch;
ch = new eDVBChannel(this, 0);
return 0;
}
+bool eDVBResourceManager::canAllocateFrontend(ePtr<iDVBFrontendParameters> &feparm)
+{
+ ePtr<eDVBRegisteredFrontend> best;
+ int bestval = 0;
+
+ for (eSmartPtrList<eDVBRegisteredFrontend>::iterator i(m_frontend.begin()); i != m_frontend.end(); ++i)
+ if (!i->m_inuse)
+ {
+ int c = i->m_frontend->isCompatibleWith(feparm);
+ if (c > bestval)
+ bestval = c;
+ }
+
+ return bestval>0;
+}
+
+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)
+ {
+// eDebug("available channel.. %04x:%04x", i->m_channel_id.transport_stream_id.get(), i->m_channel_id.original_network_id.get());
+ if (i->m_channel_id == channelid)
+ {
+// eDebug("found shared channel..");
+ return ret;
+ }
+ }
+
+ 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)
+ {
+// eDebug("available channel.. %04x:%04x", i->m_channel_id.transport_stream_id.get(), i->m_channel_id.original_network_id.get());
+ if (i->m_channel_id == ignore)
+ {
+ eDVBChannel *channel = (eDVBChannel*) &(*i->m_channel);
+ if (channel == &(*m_cached_channel) ? channel->getUseCount() == 2 : channel->getUseCount() == 1) // channel only used once..
+ {
+ ePtr<iDVBFrontend> fe;
+ if (!i->m_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_fe_usecount = &ii->m_inuse;
+ if (channel == &(*m_cached_channel))
+ decremented_cached_channel_fe_usecount = decremented_fe_usecount;
+ break;
+ }
+ }
+ }
+ }
+ 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!");
+ ret = false;
+ goto error;
+ }
+
+ if (m_list->getChannelFrontendData(channelid, feparm))
+ {
+ eDebug("channel not found!");
+ ret = false;
+ goto error;
+ }
+
+ ret = canAllocateFrontend(feparm);
+
+error:
+ if (decremented_fe_usecount)
+ ++(*decremented_fe_usecount);
+ if (decremented_cached_channel_fe_usecount)
+ ++(*decremented_cached_channel_fe_usecount);
+
+ return ret;
+}
+
DEFINE_REF(eDVBChannel);
eDVBChannel::eDVBChannel(eDVBResourceManager *mgr, eDVBAllocatedFrontend *frontend): m_state(state_idle), m_mgr(mgr)
m_pvr_fd_dst = open("/dev/misc/pvr", O_WRONLY);
if (m_pvr_fd_dst < 0)
{
- eDebug("can't open /dev/misc/pvr - you need to buy the new(!) $$$ box! (%m)");
+ eDebug("can't open /dev/misc/pvr - you need to buy the new(!) $$$ box! (%m)"); // or wait for the driver to be improved.
return -ENODEV;
}
- m_pvr_fd_src = open(file, O_RDONLY);
+ m_pvr_fd_src = open(file, O_RDONLY|O_LARGEFILE);
if (m_pvr_fd_src < 0)
{
eDebug("can't open PVR m_pvr_fd_src file %s (%m)", file);
return m_tstools.calcLen(len);
}
-RESULT eDVBChannel::getCurrentPosition(pts_t &pos)
+RESULT eDVBChannel::getCurrentPosition(iDVBDemux *decoding_demux, pts_t &pos, int mode)
{
- if (!m_decoder_demux)
+ if (!decoding_demux)
return -1;
off_t begin = 0;
pts_t now;
- r = m_decoder_demux->get().getSTC(now);
+ /* TODO: this is a gross hack. */
+ r = decoding_demux->getSTC(now, mode ? 128 : 0);
if (r)
{
return 0;
}
-RESULT eDVBChannel::seekTo(int relative, pts_t &pts)
+RESULT eDVBChannel::seekTo(iDVBDemux *decoding_demux, int relative, pts_t &pts)
{
int bitrate = m_tstools.calcBitrate(); /* in bits/s */
if (relative)
{
pts_t now;
- if (getCurrentPosition(now))
+ if (getCurrentPosition(decoding_demux, now, 0))
{
eDebug("seekTo: getCurrentPosition failed!");
return -1;
off_t offset = (pts * (pts_t)bitrate) / 8ULL / 90000ULL;
- seekToPosition(offset);
+ seekToPosition(decoding_demux, offset);
return 0;
}
-RESULT eDVBChannel::seekToPosition(const off_t &r)
+RESULT eDVBChannel::seekToPosition(iDVBDemux *decoding_demux, const off_t &r)
{
/* when seeking, we have to ensure that all buffers are flushed.
there are basically 3 buffers:
::ioctl(m_pvr_fd_dst, 0);
/* flush ratebuffers (video, audio) */
- if (m_decoder_demux)
- m_decoder_demux->get().flush();
+ if (decoding_demux)
+ decoding_demux->flush();
/* demux will also flush all decoder.. */
m_pvr_thread->seek(SEEK_SET, r);