[vdr] Re: CAM Aston 1.05 workaround

[Antonino Sergi <voyaser@tiscalinet.it>]

On Wed, 2003-09-17 at 20:15, Patrick Gueneau wrote:
> Ok, I will try to be more precise.
> 
> When I use VDR v1.0.4 and Patched DVB Driver I can switch from 1 
> language to the second one but I can't record 2 audio Pids at the same 
> time.
> It seems to be a drawback/limit  of SECA encryption. Actually I have 
> modified VDR source to disable second audio pid filtering.
> 
> Based on you patch, I made a test to have only one Audio Pid and choose 
> to set the second one (Apid2) in Ca  Descriptor:
> 
> - at first, no sound can be heard
> - after switching to second audio using green button, I was able to 
> hear 'English' audio track.
> I made this test to be sure Audio Pids was not 'hardcoded' by Program 
> Id (as it used to be with Convergence Firmware and SECA1 programs).
> 
> 
> As Apid1 is working all the time, It seems to prove that you can only 
> put one audio pid in CA Descriptor.
> I haven' t look at  VDR CI/CAM handling code (I am still using old VDR 
> 1.0.4) but it seems you need to call SetCaPMT with the right Audio PIDs 
> before/after (?) each audio Toggle.
> 
> 
> I hope it is a bit more clear now ;-)

Yes, it is (thanks).

How do you know that SECA does not support 2 audio pid at the same time?
Are you sure?


-- 
Antonino Sergi <voyaser@tiscalinet.it>
Evolution Enterprises



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