bool FirewireChannel::Open(void)
{
LOG(VB_CHANNEL, LOG_INFO, LOC + "Open()");
if (!device)
return false;
if (isopen)
return true;
if (!InitializeInputs())
return false;
if (m_inputs.find(m_currentInputID) == m_inputs.end())
return false;
InputMap::const_iterator it = m_inputs.find(m_currentInputID);
if (!FirewireDevice::IsSTBSupported(fw_opts.model) &&
(*it)->externalChanger.isEmpty())
{
LOG(VB_GENERAL, LOG_ERR, LOC +
QString("Model: '%1' is not supported.").arg(fw_opts.model));
return false;
}
if (!device->OpenPort())
return false;
isopen = true;
return true;
}
bool CetonChannel::Open(void)
{
LOG(VB_CHANNEL, LOG_INFO, LOC + "Opening Ceton channel");
if (IsOpen())
return true;
_stream_handler = CetonStreamHandler::Get(_device_id);
tunerType = DTVTunerType::kTunerTypeATSC;
_tuner_types.push_back(tunerType);
if (!InitializeInputs())
{
Close();
return false;
}
return _stream_handler->IsConnected();
}
bool IPTVChannel::Open(void)
{
LOG(VB_CHANNEL, LOG_INFO, LOC + "Open()");
if (IsOpen())
return true;
QMutexLocker locker(&m_tune_lock);
if (!InitializeInputs())
{
Close();
return false;
}
if (m_stream_data)
SetStreamData(m_stream_data);
return true;
}
bool ASIChannel::Open(void)
{
LOG(VB_CHANNEL, LOG_INFO, LOC + "Open()");
if (m_device.isEmpty())
return false;
if (m_isopen)
return true;
if (!InitializeInputs())
return false;
if (!m_input.inputid)
return false;
m_isopen = true;
return true;
}
bool IPTVChannel::Open(void)
{
LOG(VB_CHANNEL, LOG_INFO, LOC + "Open()");
if (IsOpen())
return true;
m_lock.lock();
if (!InitializeInputs())
{
m_lock.unlock();
Close();
return false;
}
if (m_stream_data)
SetStreamData(m_stream_data);
m_lock.unlock();
return true;
}
bool IPTVChannel::Open(void)
{
LOG(VB_CHANNEL, LOG_INFO, LOC + "Open() -- begin");
QMutexLocker locker(&m_lock);
LOG(VB_CHANNEL, LOG_INFO, LOC + "Open() -- locked");
if (!InitializeInputs())
{
LOG(VB_GENERAL, LOG_ERR, LOC + "InitializeInputs() failed");
return false;
}
if (m_freeboxchannels.empty())
{
QString content = IPTVChannelFetcher::DownloadPlaylist(
m_videodev, true);
m_freeboxchannels = IPTVChannelFetcher::ParsePlaylist(content);
LOG(VB_GENERAL, LOG_NOTICE, LOC + QString("Loaded %1 channels from %2")
.arg(m_freeboxchannels.size()) .arg(m_videodev));
}
LOG(VB_CHANNEL, LOG_INFO, LOC + "Open() -- end");
return !m_freeboxchannels.empty();
}
bool DVBChannel::Open(DVBChannel *who)
{
LOG(VB_CHANNEL, LOG_INFO, LOC + "Opening DVB channel");
QMutexLocker locker(&hw_lock);
if (fd_frontend >= 0)
{
is_open[who] = true;
return true;
}
DVBChannel *master = GetMasterLock();
if (master != this)
{
if (!master->Open(who))
{
ReturnMasterLock(master);
return false;
}
fd_frontend = master->fd_frontend;
frontend_name = master->frontend_name;
tunerType = master->tunerType;
capabilities = master->capabilities;
ext_modulations = master->ext_modulations;
frequency_minimum = master->frequency_minimum;
frequency_maximum = master->frequency_maximum;
symbol_rate_minimum = master->symbol_rate_minimum;
symbol_rate_maximum = master->symbol_rate_maximum;
is_open[who] = true;
if (!InitializeInputs())
{
Close();
ReturnMasterLock(master);
return false;
}
ReturnMasterLock(master);
return true;
}
ReturnMasterLock(master); // if we're the master we don't need this lock..
QString devname = CardUtil::GetDeviceName(DVB_DEV_FRONTEND, device);
QByteArray devn = devname.toAscii();
for (int tries = 1; ; ++tries)
{
fd_frontend = open(devn.constData(), O_RDWR | O_NONBLOCK);
if (fd_frontend >= 0)
break;
LOG(VB_GENERAL, LOG_WARNING, LOC +
"Opening DVB frontend device failed." + ENO);
if (tries >= 20 || (errno != EBUSY && errno != EAGAIN))
{
LOG(VB_GENERAL, LOG_ERR, LOC +
QString("Failed to open DVB frontend device due to "
"fatal error or too many attempts."));
return false;
}
usleep(50000);
}
dvb_frontend_info info;
memset(&info, 0, sizeof(info));
if (ioctl(fd_frontend, FE_GET_INFO, &info) < 0)
{
LOG(VB_GENERAL, LOG_ERR, LOC +
"Failed to get frontend information." + ENO);
close(fd_frontend);
fd_frontend = -1;
return false;
}
frontend_name = info.name;
tunerType = info.type;
#if HAVE_FE_CAN_2G_MODULATION
if (tunerType == DTVTunerType::kTunerTypeDVBS1 &&
(info.caps & FE_CAN_2G_MODULATION))
tunerType = DTVTunerType::kTunerTypeDVBS2;
#endif // HAVE_FE_CAN_2G_MODULATION
capabilities = info.caps;
frequency_minimum = info.frequency_min;
frequency_maximum = info.frequency_max;
symbol_rate_minimum = info.symbol_rate_min;
symbol_rate_maximum = info.symbol_rate_max;
LOG(VB_RECORD, LOG_INFO, LOC +
QString("Using DVB card %1, with frontend '%2'.")
.arg(device).arg(frontend_name));
// Turn on the power to the LNB
if (tunerType.IsDiSEqCSupported())
{
diseqc_tree = diseqc_dev.FindTree(GetCardID());
if (diseqc_tree)
diseqc_tree->Open(fd_frontend);
}
dvbcam->Start();
first_tune = true;
if (!InitializeInputs())
{
Close();
return false;
}
if (fd_frontend >= 0)
is_open[who] = true;
return (fd_frontend >= 0);
}
