[linux-dvb] Questions on v4l-dvb driver instructions

Steven Toth stoth at linuxtv.org
Sun Sep 21 17:44:20 CEST 2008

Jonathan Coles wrote:
> Steven Toth wrote:
>> Jonathan Coles wrote:
>>> Perhaps I have some other misconfiguration in my system. With the 
>>> wget command I must use the --no-proxy option. Otherwise, I get 
>>> "Error parsing proxy URL http://:8080/: Invalid host name." Very 
>>> strange that port 8080 is assumed when the standard port is 80.
>>> I couldn't find an equivalent no-proxy option for hg.
>>> Thanks.
>> Please don't top-post, it's aainst to policy of the mailing list.
>> See below.
>>> Owen Townend wrote:
>>>> 2008/9/17 Jonathan Coles <jcoles0727 at rogers.com>:
>>>>> Your instructions at http://linuxtv.org/repo/ for obtaining v4l-dvb 
>>>>> say
>>>>> to execute:
>>>>> hg clone http://linuxtv.org/hg/v4l-dvb
>>>>> But this returns
>>>>> abort: error: Name or service not known
>>>>> Perhaps there is a mistake in the instructions.
>>>> copy and pasting that line here works fine:
>>>> % hg clone http://linuxtv.org/hg/v4l-dvb
>>>> destination directory: v4l-dvb
>>>> requesting all changes
>>>> adding changesets
>>>> ...etc
>>>>> It seems this checkout step is not really required, as you can 
>>>>> download
>>>>> the tarball from a link on the page at the URL.
>>>> One advantage of using mercurial over the tarball is the ability to
>>>> run `hg pull` and `hg update` rather than re download the entire set.
>>>>> I also find it confusing that you mention dvb-apps, but don't talk 
>>>>> about
>>>>> compiling it. Is it needed? Optional? An alternative?
>>>> dvb-apps AFAIK are optional. I have not yet needed them in normal
>>>> operation of a tuner card.
>>>>> Are there additional steps not presented here? I was unable to get my
>>>>> Hauppage HVR-950 to work on Ubuntu 8.04. Does this package support 
>>>>> that
>>>>> device?
>>>> Do you have the firmware for the device as well as the driver?
>>>> On the mythtv-users list there was a success story using one of these
>>>> tuners. It details how they got it working before going into issues
>>>> using two of them:
>>>> http://www.gossamer-threads.com/lists/mythtv/users/349205?search_string=HVR-950;#349205 
>>>> He was using the mcentral repository, and Edgy but the steps are
>>>> otherwise the same.
>>>> Hope this helps,
>>>> cheers,
>>>> Owen.
>> Read this, it will probably help :)
>> http://www.selenic.com/mercurial/hgrc.5.html
>> - Steve
> I already have the man page for hg and hgrc. But, admittedly, I had only 
> looked the one for hg.

No problem :)

> Assuming the problem was proxy related, as with wget, I added a 
> [http_proxy] section, with "no=linuxtv.org". That worked! Unfortunately, 
> "no=*" does not work, so every Mercurial host I ever want to access will 
> have to be added to the file.
> I don't understand why I would use a proxy for downloads. If this is on 
> one's own machine, what security is gained?

No idea, I don't use proxies to be honest. I did google quickly and 
found that I thought you needed.

> Overall, the Mercurial issues are just an unnecessary complication, and 
> my real problem with v4l-dvb for the HVR-950 is probably something to do 
> with loading firmware or kernel modules. Linux has come a long way in 
> the five years or so that I have been using it. But, some things, like 
> using an off-the-shelf USB device, can still prove impossibly complex 
> for those of us who are not hard-core computer geeks.

It is getting better but some drivers / products are still confusing for 
end users. Sorry this didn't work out well for you.

> Thanks for your help.

Your welcome.

- Steve

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