[dvblast-devel] Just wondering if this is a known problem

[Georgi Chorbadzhiyski]

Around 02/21/2013 11:07 AM, JULIAN GARDNER scribbled:
> I am seeing on UK DVB-T this in the logs
> 
> 2013-02-19_05:58:51.86029 new PMT program=12928 version=0 pcrpid=6673
> 2013-02-19_05:58:51.86030   * ES pid=6673 streamtype=0x2
> 2013-02-19_05:58:51.86031     - desc 52 unknown
> 2013-02-19_05:58:51.86032   * ES pid=6674 streamtype=0x4
> 2013-02-19_05:58:51.86033     - desc 52 unknown
> 2013-02-19_05:58:51.86034     - desc 0a language=eng audiotype=0x0
> 2013-02-19_05:58:51.86035   * ES pid=6675 streamtype=0x4
> 2013-02-19_05:58:51.86036     - desc 0a language=eng audiotype=0x3
> 2013-02-19_05:58:51.86037     - desc 52 unknown
> 2013-02-19_05:58:51.86038   * ES pid=6678 streamtype=0x6
> 2013-02-19_05:58:51.86039     - desc 59 dvbs language=eng type=0x10 composition=2 ancillary=2
> 2013-02-19_05:58:51.86040 end PMT
> 2013-02-19_05:58:52.36122 warning: TS discontinuity on pid 6833 expected_cc 13 got  1 (H.262/13818-2 video (MPEG-2) or 11172-2 constrained video, sid 16032)
> 2013-02-19_05:58:52.36126 warning: TS discontinuity on pid 6835 expected_cc  1 got  4 (13818-3 audio (MPEG-2), sid 16032)
> 2013-02-19_05:58:57.97223 warning: TS discontinuity on pid 6674 expected_cc  7 got 13 (13818-3 audio (MPEG-2), sid 12928)
> 2013-02-19_05:58:58.91713 warning: TS discontinuity on pid 6689 expected_cc 13 got  0 (H.262/13818-2 video (MPEG-2) or 11172-2 constrained video, sid 12992)
> 2013-02-19_05:58:58.93646 warning: TS discontinuity on pid 6690 expected_cc 13 got  6 (13818-3 audio (MPEG-2), sid 12992)
> 2013-02-19_06:00:09.19866 warning: TS discontinuity on pid 6835 expected_cc 10 got  0 (13818-3 audio (MPEG-2), sid 16032)
> 
> 
> 2013-02-20_05:58:51.75070 new PMT program=12928 version=2 pcrpid=6673
> 2013-02-20_05:58:51.75071   * ES pid=6673 streamtype=0x2
> 2013-02-20_05:58:51.75072     - desc 52 unknown
> 2013-02-20_05:58:51.75073   * ES pid=6674 streamtype=0x4
> 2013-02-20_05:58:51.75075     - desc 52 unknown
> 2013-02-20_05:58:51.75076     - desc 0a language=eng audiotype=0x0
> 2013-02-20_05:58:51.75077   * ES pid=6675 streamtype=0x4
> 2013-02-20_05:58:51.75078     - desc 0a language=eng audiotype=0x3
> 2013-02-20_05:58:51.75080     - desc 52 unknown
> 2013-02-20_05:58:51.75081   * ES pid=6678 streamtype=0x6
> 2013-02-20_05:58:51.75082     - desc 59 dvbs language=eng type=0x10 composition=2 ancillary=2
> 2013-02-20_05:58:51.75083 end PMT
> 2013-02-20_05:58:53.38937 warning: TS discontinuity on pid 6835 expected_cc  4 got  9 (13818-3 audio (MPEG-2), sid 16032)
> 2013-02-20_05:58:59.27029 warning: TS discontinuity on pid 6690 expected_cc 15 got  8 (13818-3 audio (MPEG-2), sid 12992)
> 2013-02-20_05:58:59.27031 warning: TS discontinuity on pid 6689 expected_cc 14 got 15 (H.262/13818-2 video (MPEG-2) or 11172-2 constrained video, sid 12992)
> 2013-02-20_05:58:59.54016 warning: TS discontinuity on pid 6673 expected_cc  8 got  0 (H.262/13818-2 video (MPEG-2) or 11172-2 constrained video, sid 12928)
> 
> Seems to me that when a change happens in the stream the system throws up numerous errors, sometimes hundreds of lines in the logs, makes it harder to see real problems.
> 
> Now this channels starts at 0600 and finishes at 1900, but the 1900 switch seems ok, seems to be when the system adds the channel back in.

This doesn't seem like dvblast problem, the multiplex operator is sending
broken streams, nothing we can do about it. Just comment the warnings about
discontinuity errors.

-- 
Georgi Chorbadzhiyski
http://georgi.unixsol.org/