[linux-dvb] Working DVB-S + CAM question

Klaus Schmidinger Klaus.Schmidinger at cadsoft.de
Sat Feb 24 23:00:43 CET 2007


Dominique Dumont wrote:
> ...
> For low level CI API, i.e. Hauppauge TT cards), the CI stack is ~90%
> implemented in software in the DVB application.
> 
> For high level CI (i.e Twinhan and clones), the stack is half
> implemented in firmare (i.e. bugs can't be fixed) and half in software
> in the application. AFAIK, vdr can't handle high-level CI API.

>From what I can see in http://linuxtv.org/wiki/index.php/CI all that
VDR would have to do in order to use the "high level API" would be to
go from the application layer directly to the CAM. However, I don't know
of any driver API for this. Can you give me a hint how the "high level API"
should be accessed through the LinuxDVB driver?

Klaus



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