[mythtv] Ticket #1049: DVBSignalMonitor needs to be able to monitor NIT/SDT

Mark Buechler mark.buechler at gmail.com
Mon May 1 20:33:11 UTC 2006


Tried 9847 but all I'm getting from the backend are messages like:

2006-05-01 16:31:40.133 PSIP packet failed CRC check. pid(0x10) type(0x72)
2006-05-01 16:31:40.133 PESPacket: Failed CRC check 0xffffffff !2006-05-01 16:31:40.133 PSIP packet failed CRC check. pid(0x10) type(0x72)
2006-05-01 16:31:40.134 PESPacket: Failed CRC check 0xffffffff !2006-05-01 16:31:40.184 PESPacket: Failed CRC check 0xffffffff !2006-05-01 16:31:40.184 PESPacket: Failed CRC check 0xffffffff !2006-05-01 16:31:40.185 PSIP packet failed CRC check. pid(0x10) type(0x72)
2006-05-01 16:31:40.185 PESPacket: Failed CRC check 0xffffffff !2006-05-01 16:31:40.185 PESPacket: Failed CRC check 0xffffffff !2006-05-01 16:31:40.185 PSIP packet failed CRC check. pid(0x10) type(0x72)
2006-05-01 16:31:40.186 PESPacket: Failed CRC check 0xffffffff !2006-05-01 16:31:40.186 PSIP packet failed CRC check. pid(0x10) type(0x72)
2006-05-01 16:31:40.186 PESPacket: Failed CRC check 0x0 !2006-05-01 16:31:40.236 PESPacket: Failed CRC check 0x69eadba5 !2006-05-01 16:31:40.287 PESPacket: Failed CRC check 0x101177a !2006-05-01 16:31:40.337 PESPacket: Failed CRC check 0x0 !2006-05-01 16:31:40.388 PESPacket: Failed CRC check 0x1f549a1f !2006-05-01 16:31:40.488 PESPacket: Failed CRC check 0x141400fc !
I think someone commented on this already though.

- Mark.

On 5/1/06, MythTV <mythtv at cvs.mythtv.org> wrote:
>
> #1049: DVBSignalMonitor needs to be able to monitor NIT/SDT
>
> -------------------------------------+--------------------------------------
> Reporter:  Mark.Buechler at gmail.com  |        Owner:  danielk
>      Type:  enhancement              |       Status:  closed
> Priority:  minor                    |    Milestone:  0.20
> Component:  dvb                      |      Version:  head
> Severity:  low                      |   Resolution:  fixed
>
> -------------------------------------+--------------------------------------
> Changes (by danielk):
>
>   * resolution:  => fixed
>   * status:  new => closed
>
> Comment:
>
> (In [9844]) Refs #1035. Fixes #1049. Adds SDT monitoring to
> DTVSignalMonitor in mythtv-eit branch.
>
> What this does is require a matching SDT table for DVB channels before
> decide that we are on the right transport. This especially helps with
> DVB-S tuning, but also lets us collect the SDT table in the
> DTVSignalMonitor which allows us to dependably collect DVB EIT now that
> the SIParser class is gone.
>
> This also changes the scanning for ATSC/MPEG a bit. We've been inserting a
> networkid of '1' instead of '0' for these transports for a while. There is
> a db update in dbcheck to fix existing transports and some changes in
> siscan to insert these properly in future channel scans.
>
> Please test/debug so that I can merge this with SVN-head soon.
>
> --
> Ticket URL: <http://cvs.mythtv.org/trac/ticket/1049>
> MythTV <http://www.mythtv.org/>
> MythTV
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