[mythtv-users] need help with scte65scan, PSIP, and HD channels

Matt W mwood23 at gmail.com
Thu Feb 4 08:41:36 UTC 2010


Hi all--

finally upgraded the TV and I noticed that I'm getting some local
broadcast in HD over my Comcast hybrid (the analog/digital) cable
service.  I'd like to get these channels loaded into MythTV but I'm
having trouble with scte65scan and its SQL generation for PSIP info.

I run the full scan with the -p flag and I get PSIP info at the end of
the scan output:

top...
VCT_ID 3013 (0x0bc5) at 351012500hz, version 0
  VC CD.PROG M# NAME
====================
   2   93.1   4 KTVU
   3   80.1   4 KNTV
   4   93.2   4 KRON
   5   93.3   4 KPIX
   6   80.2   4 KICU
   7   93.4   4 KGO
[snip]

bottom...

PSIP channels
   VC     NAME  FREQUENCY   MODULATION PROG
===========================================
 38.2    SINO   261012500hz QAM_256     7456
236.1     KICU  561000000hz QAM_256      2
265.1     KKPX  561000000hz QAM_256      5
254.1     KTEH  561000000hz QAM_256      4
 48.1     KSTS  561000000hz QAM_256      3
211.1     KNTV  561000000hz QAM_256      1
 11.3  KNTV US  609000000hz QAM_256      3
 11.1  KNTV-HD  609000000hz QAM_256      1
 11.2  NBC Wea  609000000hz QAM_256      2
 65.1  ION_KKP  609000000hz QAM_256      6
209.1     KQED  639000000hz QAM_256      5
204.1     KRON  639000000hz QAM_256      2
207.1      KGO  639000000hz QAM_256      4
[snip]
  7.1   KGO-HD  753000000hz QAM_256      1
[snip]

but looking for say, KGO in HD in the SQL update output, I'm assuming
it's not being parsed correctly...

$ grep -i kgo myth-scte65update-20100203.sql
UPDATE channel SET mplexid=93,serviceid=4,channum='7',callsign='KGO'
WHERE freqid=7 AND sourceid=1;
UPDATE channel SET mplexid=117,serviceid=8,channum='195',callsign='KGO
Weather' WHERE freqid=195 AND sourceid=1;
UPDATE channel SET callsign='KGO',serviceid=4,mplexid=(SELECT mplexid
FROM dtv_multiplex WHERE frequency=639000000) WHERE channum='207.1'
AND sourceid=1;


I've tried going ahead with loading this into mysql and then running
mythfilldatabase, but nothing seems to change.  I still have all the
standard definition channels, and no HD channels.  I tried adding the
local broadcast lineup to SchedulesDirect before I ran the
mythfilldatabase, but still no change.

Can someone steer me in the right direction with this?  Obviously the
signal is on the wire and I'm getting good PSIP data.  But I just
don't know how to get it into myth.  Thanks for any help on this!!

-Matt


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