[mythtv] [PATCH] HDTV - fix tuning using the major portion of the channel number

Doug Larrick doug at ties.org
Wed Feb 9 16:14:16 UTC 2005


Daniel Thor Kristjansson wrote:
> ]So Daniel (or anyone), are you working on moving over to the new DVB
> ]stuff, or would you like some help?
>
> Help would be good ;)
>
> My current priorities are:
>  1/ support analog on pcHDTV cards
>  2/ signal monitoring, user feedback for tuning
>  3/ subtitles for ATSC
>  4/ channel scanning for pcHDTV
>       for this the DVB db structure would be good
>    4.1/ automagic Zap2It setup
>  5/ DVB Code merge
>  6/ EIT Guide Data insert
>  7/ use language info from PSIP + info (blind?, mute is on?, reading level?)
>     to select audio track, and subtitles. There are audio tracks for the
>     blind, audio tracks in different languages and some recordings have
>     multiple sets of subtitles, including simplified ones for children.
>  8/ easier setup
>       find actual sound outputs we can use..
>       find actual resolutions supported by X server..
>       detect video capture hardware when possible
>       on first install, setup mysql server for user
>       set recorder priorities initially to reasonable values
>  9/ archive.org video support
>      i.e. scripts to construct guide, automagic downloading
>  a/ internet radio support (for stations with guide data)
>  b/ get XvMC working for HDTV
>  c/ get OSD to look good with bob-deint
>  d/ other stuff
>
> If you want to start on the DVB merge, merging the channel data first
> would help me with the channel scanning, which I should get to in
> a couple weeks. I'm assuming others will work on 6 and 8 before I
> get to it, but I'm sure there will still be work to do.

I'm traveling sporadically over the next few weeks, so my time is limited.

I will take a look at merging the HDTV/DVB channel data, which will
probably also involve getting the data from PSIP, and matching up those
channels with what we get from Zap2it.

I took a brief look at #7 a while back... turns out much of this info is
also in the AC3 data itself but is not passed through by the decoder,
even if using software decoding.  So getting it from PSIP or DVB is
probably easier.

I also still owe the project a rework of the realtime priority stuff
that works with kernels that don't allow threads to have a different
EUID, and isn't as much of a security risk.

-Doug
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