[mythtv] Help: where to find info on channel encryption status
Emmanuel
eallaud at gmail.com
Wed Feb 3 12:57:08 UTC 2010
Nigel Pearson a écrit :
>> how mythtv decides if the channel is encrypted.
>>
>
>
>
> % find . -name \*.cpp -exec egrep crypt {} \; -print
> ...
> seenCrypt(QObject::tr("Seen")+" Crypt", "seen_crypt", 1, true, 0, 1, 0),
> matchingCrypt(QObject::tr("Matching")+" Crypt", "matching_crypt",
> ignore_encrypted(false)
> if (pmt->IsEncrypted())
> GetStreamData()->TestDecryption(pmt);
> if (pmt->IsEncrypted() && !ignore_encrypted)
> void DTVSignalMonitor::HandleEncryptionStatus(uint, bool enc_status)
> ./libs/libmythtv/dtvsignalmonitor.cpp
> ...
> QMutexLocker locker(&_encryption_lock);
> // QString("Setting up decryption monitoring "
> bool encrypted = pmt->IsProgramEncrypted();
> if (!encrypted && !pmt->IsStreamEncrypted(i))
> AddEncryptionTestPID(
> void MPEGStreamData::ResetDecryptionMonitoringState(void)
> QMutexLocker locker(&_encryption_lock);
> _encryption_pid_to_info.clear();
> _encryption_pid_to_pnums.clear();
> _encryption_pnum_to_pids.clear();
> bool MPEGStreamData::IsProgramDecrypted(uint pnum) const
> QMutexLocker locker(&_encryption_lock);
> return _encryption_pnum_to_status[pnum] == kEncDecrypted;
> bool MPEGStreamData::IsProgramEncrypted(uint pnum) const
> QMutexLocker locker(&_encryption_lock);
> return _encryption_pnum_to_status[pnum] == kEncEncrypted;
> if (kEncDecrypted == status)
> return "Decrypted";
> else if (kEncEncrypted == status)
> return "Encrypted";
> ...
> ./libs/libmythtv/mpeg/mpegstreamdata.cpp
>
Thanks Nigel, I already tried this approach but well I guess I was
hoping someone with the knowledge could give me some pointers to the
good places to speed things up abit.
I am already in the process of spreading VERBOSES's everywhere to see
what is happening...
Bye
Manu
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