[linux-dvb] Channel configuration files....

Michael Krufky mkrufky at linuxtv.org
Fri Nov 7 20:57:34 CET 2008


Paul Guzowski wrote:
>> ----- Original Message -----
>> From: "Michael Krufky" <mkrufky at linuxtv.org>
>> To: "Paul Guzowski" <guzowskip at linuxmail.org>
>> Cc: linux-dvb at linuxtv.org
>> Subject: Re: [linux-dvb] Channel configuration files....
>> Date: Fri, 7 Nov 2008 12:23:05 -0500
>>
>>
>> On Fri, Nov 7, 2008 at 12:21 PM, Michael Krufky <mkrufky at linuxtv.org> wrote:
>>     
>>> Paul -- please see my response below.
>>>
>>>       
>>>> Paul in NW Florida
>>>>         
>>>>> ----- Original Message -----
>>>>> From: "Michael Krufky" <mkrufky at linuxtv.org>
>>>>> To: "Paul Guzowski" <guzowskip at linuxmail.org>
>>>>> Cc: linux-dvb at linuxtv.org
>>>>> Subject: Re: [linux-dvb] Channel configuration files....
>>>>> Date: Wed, 5 Nov 2008 11:41:27 -0500
>>>>>
>>>>>
>>>>> On Wed, Nov 5, 2008 at 6:58 AM, Paul Guzowski 
>>>>> <guzowskip at linuxmail.org> wrote:
>>>>>           
>>>>>> Greetings,
>>>>>>
>>>>>> Does anyone on this list have a sample channel.conf file for
>>>>>> Brighthouse Networks cable or can anyone give enough information
>>>>>> (frequencies, transponders, etc) so that I can try to build one?
>>>>>> Thanks in advance.
>>>>>>
>>>>>> Paul in NW Florida
>>>>>>             
>>>>> Paul,
>>>>>
>>>>> You can use "scan" from dvb-apps, using the scan file,
>>>>> "us-Cable-Standard-center-frequencies-QAM256" ...  If that doesn't
>>>>> work, you can try the other QAM256 cable scan files, located in the
>>>>> util/scan/atsc/ directory of dvb-apps.
>>>>>
>>>>> Alternatively, you can use the latest version of w_scan WITHOUT any
>>>>> scan file.  This should produce the best results.
>>>>>
>>>>> The latest version of w_scan with atsc / qam scanning support can be
>>>>> downloaded from here:
>>>>>
>>>>> http://wirbel.htpc-forum.de/w_scan/w_scan-20080815.tar.bz2
>>>>>
>>>>> You can scan cable using this command:
>>>>>
>>>>> w_scan -A2 -X > channels.conf
>>>>>
>>>>> Good luck.
>>>>>
>>>>> -Mike Krufky
>>>>>           
>>> On Fri, Nov 7, 2008 at 9:05 AM, Paul Guzowski 
>>> <guzowskip at linuxmail.org> wrote:
>>>       
>>>> Greetings Mike,
>>>>
>>>> I tried your suggestion and didn't have any success.  I know 
>>>> there are cable signals coming over the line because two other 
>>>> TVs in the house (one analog and one HDTV-capable) can tune 
>>>> channels.  If I connect to the RF-out from the digital set-top 
>>>> box, I can use mplayer tuned to channel 3 to watch TV but I'd 
>>>> like to be able to tune from the cable directly. Not sure what 
>>>> to try next.  Here's the results of my test:
>>>>
>>>> paul at Kris-desktop:/media/Data/Computer/Downloads/Linux/Multimedia/w_scan-20080815$ w_scan -a0 -X > 
>>>> channels.conf
>>>> w_scan version 20080105
>>>> -_-_-_-_ Getting frontend capabilities-_-_-_-_
>>>> -_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_
>>>> ERROR: Sorry - i couldn't get any working frequency/transponder
>>>>  Nothing to scan!!
>>>> dumping lists (0 services)
>>>> Done.
>>>> paul at Kris-desktop:/media/Data/Computer/Downloads/Linux/Multimedia/w_scan-20080815$
>>>>
>>>>         
>>> Paul,
>>>
>>> The policy of this mailing list, and almost all linux mailing lists,
>>> is to enter your replies BELOW the quoted text.  Do not top-post.
>>>
>>> Please notice above, that I instructed you to pass " -A2 -X " into the
>>> w_scan command line.  You passed " -a0 -X " ..  The -a? and -A? are
>>> two entirely different command line switches.  If you're trying to
>>> scan QAM, then you must pass -A2
>>>
>>> -Mike
>>>
>>>       
>> Also,  do NOT use the rf out from the cablebox -- you wont get any
>> digital services that way.  You must use the cable feed coming in
>> directly from the wall / street.
>>
>> -Mike
>>     
>
> Mike,
>
> I failed to say in the prior note that I had already tried your suggested command.  Here's the result:
>
> paul at Kris-desktop:~/Desktop$ w_scan -A2 -X > channels.conf
> w_scan: invalid option -- 'A'
>
> usage: w_scan [options...] 
> 	-a N	use device /dev/dvb/adapterN/ [default: auto detect]
> 	-f type	frontend type
> 		What programs do you want to search for?
> 		c = cable
> 		t = terrestrian [default]
> 	-i N	spectral inversion setting for cable TV
> 		DVB-T: always off
> 		DVB-C (0: off, 1: on, 2: auto [default])
> 	-F	use long filter timeout
> 	-t N	tuning timeout
> 		1 = fastest [default]
> 		2 = medium
> 		3 = slowest
> 	-k	generate channels.dvb for kaffeine
> 	-o N	VDR version / channels.conf format
> 		2 = VDR-1.2.x (depriciated)
> 		3 = VDR-1.3.x (depriciated)
> 		4 = VDR-1.4.x/VDR-1.5.x (default)
> 	-R N	radio channels
> 		0 = don't search radio channels
> 		1 = search radio channels [default]
> 	-T N	TV channels
> 		0 = don't search TV channels
> 		1 = search radio TV [default]
> 	-O N	Other Services
> 		0 = don't search other services [default]
> 		1 = search other services
> 	-E N	Conditional Access (encrypted channels)
> 		N=0 gets only Free TV channels
> 		N=1 search also encrypted channels [default]
> 	-X	tzap/czap/xine output instead of vdr channels.conf
> 	-x	generate initial tuning data for (dvb-)scan
> 	-v 	verbose (repeat for more)
> 	-q 	quiet   (repeat for less)
> paul at Kris-desktop:~/Desktop$ 
>
> Paul

Paul,

w_scan version 20080815 or later!!!

-Mike



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