[mythtv-users] HDTV Recording Profiles
Donn
sharky at gmail.com
Thu May 12 09:00:08 UTC 2005
I am grateful the code does not store the extra subchannels. My
previous hidef solution stored everything and was an incredible disk
hog.
I love this implementation. Thanks Brandon.
Donn
On 5/11/05, Brandon Beattie <brandon+myth at linuxis.us> wrote:
> On Wed, May 11, 2005 at 12:53:52PM -0500, Jonathan Watmough wrote:
> > Does that mean it includes both 'channels' for HD channels that have > 1
> > subchannels ?
>
> When I originally wrote the HDTV code it did, but that has since
> changed. The reason is rarely do you want to record more than 1
> subchannel. So, when you record a channel it takes the incoming data
> and strips all the other subchannels off, except for the one you had set
> to record. You also would then have to have 2 HDTV tuners to record 2
> subchannels on one channel right now, but this will change in the future
> (We just need a smarter packet processor that knows it should save N
> number of streams to different files if you want more than 1 stream on
> the same channel, and DVB will better support this feature also.)
>
> There is also some additional processing done on the packets to get rid
> of redundant data, so we're not storing pure MPEG-TS streams... They're
> closer to/if not mpeg-ps streams when saved to disk.
>
> --Brandon
>
>
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