[linux-dvb] Re: CI and streaming

[Irek Defée <irek.defee@ondems.com>]

>AFAIK, the available CAMs only decrypt a pair of PIDs (one Video &
Audio 
>streams); some CAMs versions have had troubles when a program have two 
>audio streams! :-(.
>It's common that the descramblers used in the CAMs are cappable of 
>simultaneus decrypt of many PIDs (ie, 16 or more) using different 
>Control Words (as need for several programs), but the firmware in
>the CAM and the "receiver" restrict this capabilities :-(.
>I am dreaming about distributing streams to multiple places around
house  
>having one subscription paid&  
>Sorry by the bad news!.

This looks really bad. I thought that stream from the whole transponder
stream is decrypted, not one program. Does the receiver send to CAM
PID values every time it want them decrypted???




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