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#include <lib/dvb/pmt.h>
#include <lib/dvb/specs.h>
#include <lib/dvb/dvb.h>
eDVBServicePMTHandler::eDVBServicePMTHandler()
{
ePtr<eDVBResourceManager> mgr;
eDVBResourceManager::getInstance(mgr);
m_resourceManager = mgr;
CONNECT(m_PMT.tableReady, eDVBServicePMTHandler::PMTready);
CONNECT(m_PAT.tableReady, eDVBServicePMTHandler::PATready);
}
void eDVBServicePMTHandler::channelStateChanged(iDVBChannel *channel)
{
int state;
channel->getState(state);
if ((m_last_channel_state != iDVBChannel::state_ok)
&& (state == iDVBChannel::state_ok) && (!m_demux))
{
if (m_channel)
if (m_channel->getDemux(m_demux))
eDebug("shit it failed.. again.");
if (m_demux)
{
eDebug("ok ... now we start!!");
m_PAT.begin(eApp, eDVBPATSpec(), m_demux);
}
}
}
void eDVBServicePMTHandler::PMTready(int error)
{
if (error)
serviceEvent(eventNoPMT);
else
serviceEvent(eventNewProgramInfo);
}
void eDVBServicePMTHandler::PATready(int)
{
ePtr<eTable<ProgramAssociationTable> > ptr;
if (!m_PAT.getCurrent(ptr))
{
int pmtpid = -1;
ProgramAssociationTableConstIterator i;
for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
{
const ProgramAssociationTable &pat = **i;
ProgramAssociationConstIterator program;
for (program = pat.getPrograms()->begin(); program != pat.getPrograms()->end(); ++program)
if (eServiceID((*program)->getProgramNumber()) == m_reference.getServiceID())
pmtpid = (*program)->getProgramMapPid();
}
if (pmtpid == -1)
serviceEvent(eventNoPATEntry);
else
m_PMT.begin(eApp, eDVBPMTSpec(pmtpid, m_reference.getServiceID().get()), m_demux);
} else
serviceEvent(eventNoPAT);
}
int eDVBServicePMTHandler::getProgramInfo(struct program &program)
{
ePtr<eTable<ProgramMapTable> > ptr;
program.videoStreams.clear();
program.audioStreams.clear();
program.pcrPid = -1;
if (!m_PMT.getCurrent(ptr))
{
ProgramMapTableConstIterator i;
for (i = ptr->getSections().begin(); i != ptr->getSections().end(); ++i)
{
const ProgramMapTable &pmt = **i;
program.pcrPid = pmt.getPcrPid();
ElementaryStreamInfoConstIterator es;
for (es = pmt.getEsInfo()->begin(); es != pmt.getEsInfo()->end(); ++es)
{
int isaudio = 0, isvideo = 0;
videoStream video;
audioStream audio;
video.pid = (*es)->getPid();
audio.pid = (*es)->getPid();
switch ((*es)->getType())
{
case 0x01: // MPEG 1 video
case 0x02: // MPEG 2 video
isvideo = 1;
break;
case 0x03: // MPEG 1 audio
case 0x04: // MPEG 2 audio:
isaudio = 1;
audio.type = audioStream::atMPEG;
break;
}
if (isaudio)
program.audioStreams.push_back(audio);
if (isvideo)
program.videoStreams.push_back(video);
}
}
return 0;
} else
return -1;
}
int eDVBServicePMTHandler::getDemux(ePtr<iDVBDemux> &demux)
{
demux = m_demux;
if (demux)
return 0;
else
return -1;
}
int eDVBServicePMTHandler::tune(eServiceReferenceDVB &ref)
{
RESULT res;
m_channel = 0;
m_channelStateChanged_connection = 0;
m_reference = ref;
eDVBChannelID chid;
ref.getChannelID(chid);
res = m_resourceManager->allocateChannel(chid, m_channel);
eDebug("eDVBServicePMTHandler: tune %d", res);
if (m_channel)
{
m_channel->connectStateChange(
slot(*this, &eDVBServicePMTHandler::channelStateChanged),
m_channelStateChanged_connection);
m_last_channel_state = -1;
channelStateChanged(m_channel);
}
return res;
}
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