[linux-dvb] Re: V4 API proposal

[Ralph Metzler <rjkm@metzlerbros.de>]

Hi,

Florian Schirmer writes:
 > >Yes, but I wanted to know how I control the special (but common to the
 > hardware type) 
 > >features of these devices.
 > 
 > Sorry, i misread your mail. As i don't have any clue what properties might
 > be out there else i cannot propose any suitable API for it. Here is what
 > somes to my mind without thinking longer about it:
 > 
 > A) DMX_CONTROL_SOURCE
 > 
 > You need another ioctl to query the source what options it has and what
 > vales are allowed. Easy hack but i dont like it very much.

Especially because one could then argue that we also do not need
frontend devices and can do everything through the demux :-)


 > B) Generics input device
 > 
 > Something like frontends but not bound to frontends. So you are able to
 > query/set it up properly. Maybe frontends can be integrated there too? Just
 > a quick idea. This will allow us to have all sorts of different inputs
 > (memory or network based, hdd, ...). Probably the way to go?

Sounds good.
For frontends this would also allow the addition of new hardware with new 
parameters/properties (e.g. ATSC) without changing any ioctls.



Ralph
 


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