[dvblast-devel] tsdecrypt
Doychin Dokov
dokov at silistra.tv
Tue Jan 24 15:27:31 CET 2012
You are correct. The CA descriptors are there, but it does not
automatically include the ECM PIDs from the PMT. I guess this is another
bug, though.
2012/1/24 JULIAN GARDNER <joolzg at btinternet.com>
> Ive just checked the stream in TSreader and i can see the CAT and PMT are
> ok, as in the CA Desciptor is present.
>
> Whats missing are the pids from the PMT
>
> debug: setting filter on PID 939
> debug: setting filter on PID 938
> debug: new PMT program=930 version=1 pcrpid=939
> debug: * ES pid=939 streamtype=0x02 streamtype_txt="13818-2 video
> (MPEG-2)"
> debug: - desc 09 ca sysid=0x500 pid=80
> debug: - desc 09 ca sysid=0x500 pid=92
> debug: - desc 09 ca sysid=0x500 pid=130
> debug: * ES pid=938 streamtype=0x03 streamtype_txt="11172-3 audio
> (MPEG-1)"
> debug: - desc 0a audio_language language=swe audiotype=0
> audiotype_txt="undefined"
> debug: - desc 09 ca sysid=0x500 pid=80
> debug: - desc 09 ca sysid=0x500 pid=92
> debug: - desc 09 ca sysid=0x500 pid=130
> debug: end PMT
> debug: setting filter on PID 55
> debug: setting filter on PID 49
> debug: new CAT version=2
> debug: - desc 09 ca sysid=0x500 pid=55
> debug: - desc 09 ca sysid=0x500 pid=49
> debug: end CAT
>
> Now the pids 80, 92 and 130 are needed, but as seen in the log they are
> not in the output stream
>
> If i add these to the dvb.conf it works
>
> joolz
>
> ------------------------------
> *From:* Doychin Dokov <dokov at silistra.tv>
> *To:* JULIAN GARDNER <joolzg at btinternet.com>; Mailing list for DVBlast
> developers <dvblast-devel at videolan.org>
> *Sent:* Tuesday, 24 January 2012, 15:08
> *Subject:* Re: [dvblast-devel] tsdecrypt
>
> Well, please use something like TSreader to confirm the output.
>
> Make sure also that you have git pulled the changes, make clean, make,
> make install, and then restart the dvblast process.
>
> For sure it's working nice now here. Please also try to specify manually
> the ECM PID to tsdecrypt with -X xxxx
>
> 2012/1/24 JULIAN GARDNER <joolzg at btinternet.com>
>
> tried and no difference, if i look at the output of dvblast "-x text" i
> see the pmt decoded and the 3 pids needed for each audio/video, but these
> are not added into the system, the CAT pids are only added when the -W
> command is on the command like
>
> joolz
>
> ------------------------------
> *From:* Doychin Dokov <dokov at silistra.tv>
> *To:* Mailing list for DVBlast developers <dvblast-devel at videolan.org>
> *Sent:* Tuesday, 24 January 2012, 15:01
> *Subject:* [dvblast-devel] tsdecrypt
>
>
> Try also -C -Y, though I think -Y implies -C.
>
> The "ENABLE" part of the config is actually "ALWAYS ON". If 1, this makes
> dvblast restart the CI module (if present) if the service fails to decrypt.
>
>
> 2012/1/24 JULIAN GARDNER <joolzg at btinternet.com>
>
> OK tried and nothing, i always thought the format of the conf file was
>
> ip ENABLE sid
>
> I have tried your idea and again no decode, tsdecrypt does not show any
> ecm/emm coming in
>
> joolz
>
> ------------------------------
> *From:* Doychin Dokov <dokov at silistra.tv>
> *To:* JULIAN GARDNER <joolzg at btinternet.com>; Mailing list for DVBlast
> developers <dvblast-devel at videolan.org>
> *Sent:* Tuesday, 24 January 2012, 14:53
> *Subject:* Re: [dvblast-devel] tsdecrypt
>
> You don't need -M 930 in your tsdecrypt command line as well, since you
> are feeding a single service to it.
>
> 2012/1/24 JULIAN GARDNER <joolzg at btinternet.com>
>
> just did a pull for your changes
>
> dvb.conf contains
> 224.10.0.3:1234/udp 1 930
>
> Test cases
> dvblast -f x -s y -c dvb.conf NOT WORKING
> dvblast -f x ls y -c dvb.conf -Y NOT WORKING
> dvblast -f x ls y -c dvb.conf -Y -W NOT WORKING
> dvblast -f x ls y -c dvb.conf -W NOT WORKING
>
> All the above cases dont seem to add int the CA pids from the PMT
> 224.10.0.3:1234/udp 1 930 1,49,55,80,92,130,938,939
>
> if i add these missing pids, even the audio video pids, to the dvb.conf
> file it works, no -Y or -W needed.
>
> am i doing something wrong? i have -M 930 in my tsdecrypt command line as
> well
>
>
> joolz
>
>
>
>
> ------------------------------
> *From:* Georgi Chorbadzhiyski <gf at unixsol.org>
> *To:* Mailing list for DVBlast developers <dvblast-devel at videolan.org>
> *Cc:* JULIAN GARDNER <joolzg at btinternet.com>
> *Sent:* Tuesday, 24 January 2012, 14:33
> *Subject:* Re: [dvblast-devel] tsdecrypt
>
> Around 01/24/2012 03:18 PM, Georgi Chorbadzhiyski scribbled:
> > Around 01/24/2012 03:16 PM, JULIAN GARDNER scribbled:
> >> with -Y -W no change
> >
> > If you remove the whole line:
> >
> > if ( b_enable_ecm && i_tag == 0x9 ) continue;
> >
> > does it work?
>
> Ok, I think you were not applying the test patch. Without the patch
> CA descriptors were missing, with the patch CA descriptors are in PMT.
> I pushed the commit to dvblast repo so you can update it.
>
> I have tested using:
>
> ./dvblast \
> --ecm-passthrough \
> --emm-passthrough \
> --epg-passthrough \
> --udp \
> --rtp-input 239.78.78.1:5000/udp \
> --config-file dvblast.conf
>
> in dvblast.conf I have one service only:
>
> 239.78.78.2:5000/udp 1 1815
>
> this service is encrypted, and with the patch CA descriptors in PMT
> are there so tsdecrypt works.
>
> --
> Georgi Chorbadzhiyski
> http://georgi.unixsol.org/
>
>
>
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