コード例 #1
0
ファイル: dvbcam.cpp プロジェクト: awithers/mythtv
cCiCaPmt CreateCAPMT(const ProgramMapTable &pmt,
                     const unsigned short *casids,
                     uint cplm)
{
    cCiCaPmt capmt(pmt.ProgramNumber(), cplm);

    // Add CA descriptors for the service
    desc_list_t gdesc = MPEGDescriptor::ParseOnlyInclude(
        pmt.ProgramInfo(), pmt.ProgramInfoLength(),
        DescriptorID::conditional_access);

    process_desc(capmt, casids, gdesc);

    // Add elementary streams + CA descriptors
    for (uint i = 0; i < pmt.StreamCount(); i++)
    {
        LOG(VB_DVBCAM, LOG_INFO,
            QString("DVBCam: Adding elementary stream: %1, pid(0x%2)")
                .arg(pmt.StreamDescription(i, "dvb"))
                .arg(pmt.StreamPID(i),0,16));

        capmt.AddElementaryStream(pmt.StreamType(i), pmt.StreamPID(i));

        desc_list_t desc = MPEGDescriptor::ParseOnlyInclude(
            pmt.StreamInfo(i), pmt.StreamInfoLength(i),
            DescriptorID::conditional_access);

        process_desc(capmt, casids, desc);
    }
    return capmt;
}
コード例 #2
0
ファイル: dvbcam.cpp プロジェクト: awithers/mythtv
/*
 * Send a CA_PMT object to the CAM (see EN50221, section 8.4.3.4)
 */
void DVBCam::SendPMT(const ProgramMapTable &pmt, uint cplm)
{
    bool success = false;

    for (uint s = 0; s < (uint)ciHandler->NumSlots(); s++)
    {
        const unsigned short *casids = ciHandler->GetCaSystemIds(s);

        if (!casids)
        {
            LOG(success ? VB_DVBCAM : VB_GENERAL, LOG_ERR,
                LOC + "GetCaSystemIds returned NULL! " +
                QString("(Slot #%1)").arg(s));
            continue;
        }

        if (!casids[0])
        {
            LOG(success ? VB_DVBCAM : VB_GENERAL, LOG_ERR,
                LOC + "CAM supports no CA systems! " +
                QString("(Slot #%1)").arg(s));
            continue;
        }

        LOG(VB_DVBCAM, LOG_INFO, LOC +
            QString("Creating CA_PMT, ServiceID = %1")
                .arg(pmt.ProgramNumber()));

        cCiCaPmt capmt = CreateCAPMT(pmt, casids, cplm);

        LOG(VB_DVBCAM, LOG_INFO, LOC +
            QString("Sending CA_PMT with %1 to CI slot #%2")
                .arg(cplm_info[cplm]).arg(s));

        if (!ciHandler->SetCaPmt(capmt, s))
            LOG(success ? VB_DVBCAM : VB_GENERAL, LOG_ERR,
                LOC + "CA_PMT send failed!");
        else
            success = true;
    }
}