[mythtv] [mythtv-commits] Ticket #8758: [TRIVIAL PATCH] Correction to the Danish DVB-T frequency table

Stuart Auchterlonie stuarta at squashedfrog.net
Thu Aug 12 12:58:11 UTC 2010


On 11/08/2010 08:19, MythTV wrote:

>   Wrong. Wether or not a driver may support 'AUTO' depends only on the
>   hardware used. So a driver developer has only the chance to use the
>   capabilities the hardware supports. If a hardware doesnt support it, the
>   driver will not report AUTO in its capability flags.
>
>   In other words, any software using dvb hardware should check the
>   capability flags and only if there flags like 'FEC_AUTO', 'GUARD_AUTO' are
>   announced AUTO for those should be used.
>

Well this begs the question of if we should be handling the hardware
differently. Should we query the card for it's capabilities and
use AUTO if it exists, and fallback to another searching algorithm
if it doesnt?

Maybe we have to extend support within the freq tables so we can do
things like QAM64|QAM16 etc. Our scanning then goes AUTO if supported
else try QAM64, try QAM16. It'll slow down scanning quite considerably
tho.


Stuart


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