Re: CI USB

[Emmanuel <eallaud@gmail.com>]

Manu Abraham a écrit :
> On Sun, Jan 10, 2010 at 5:09 PM, Emmanuel <eallaud@gmail.com> wrote:
>   
>> Markus Rechberger a écrit :
>>     
>>> On Sat, Jan 2, 2010 at 11:55 PM, HoP <jpetrous@gmail.com> wrote:
>>>
>>>       
>>>> Hi Jonas
>>>>
>>>>
>>>>         
>>>>> Does anyone know if there's any progress on USB CI adapter support?
>>>>> Last posts I can find are from 2008 (Terratec Cinergy CI USB &
>>>>> Hauppauge WinTV-CI).
>>>>>
>>>>> That attempt seems to have stranded with Luc Brosens (who gave it a
>>>>> shot back then) asking for help.
>>>>>
>>>>> The chip manufacturer introduced a usb stick as well;
>>>>>
>>>>> http://www.smardtv.com/index.php?page=products_listing&rubrique=pctv&section=usbcam
>>>>> but besides the scary Vista logo on that page, it looks like they
>>>>> target broadcast companies only and not end users.
>>>>>
>>>>>
>>>>>           
>>>> You are right. Seems DVB CI stick is not targeted to end consumers.
>>>>
>>>> Anyway, it looks interesting, even it requires additional DVB tuner
>>>> "somewhere in the pc" what means duplicated traffic (to the CI stick
>>>> for descrambling and back for mpeg a/v decoding).
>>>>
>>>> It would be nice to see such stuff working in linux, but because of
>>>> market targeting i don' t expect that.
>>>>
>>>> BTW, Hauppauge's WinTV-CI looked much more promissing.
>>>> At least when I started reading whole thread about it here:
>>>> http://www.mail-archive.com/linux-dvb@linuxtv.org/msg28113.html
>>>>
>>>> Unfortunatelly, last Steve's note about not getting anything
>>>> (even any answer) has disappointed me fully. And because
>>>> google is quiet about any progress on it I pressume
>>>> no any docu nor driver was released later on.
>>>>
>>>>
>>>>         
>>> The question is more or less how many people are interested in USB CI
>>> support for Linux.
>>> We basically have everything to provide a USB CI solution for linux now.
>>>
>>> Markus
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>>>       
>> Well I dont know for others but it really looks interesting as you can have
>> multiple cards with only one CI, meaning only one CAM and only one
>> subscription card which is economically interesting.
>>     
>
>
> I don't know the details into the USB device, but each of those CAM's
> have bandwidth limits on them and they vary from one CAM to the other.
> Also, there is a limit on the number of simultaneous PID's that which
> you can decrypt.
>
> Some allow only 1 PID, some allow 3. Those are the basic CAM's for
> home usage.The most expensive CAM's allow a maximum of 24 PID's. But
> then you would be better of buying multiple CAM's for a home use
> purpose.
>   
Well  my Astoncrypt is able to descramble 2 channels simultanueously, 
but here the good thing would be that you could descramble after the 
recording, so that you would be able for example to capture 4 channels 
on the same transponder only to descramble one by one later on.
Bye
Manu