[dvblast-devel] tsdecrypt

JULIAN GARDNER joolzg at btinternet.com
Tue Jan 24 15:19:14 CET 2012


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 WORKINGdvblast -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/
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>_______________________________________________
>>>>>>dvblast-devel mailing list
>>>>>>dvblast-devel at videolan.org
>>>>>>http://mailman.videolan.org/listinfo/dvblast-devel
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>>
>>>
>>>
>>>_______________________________________________
>>>dvblast-devel mailing list
>>>dvblast-devel at videolan.org
>>>http://mailman.videolan.org/listinfo/dvblast-devel
>>>
>>>
>>>
>>_______________________________________________
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>>
>>
>
>
>
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