On Thursday 04 January 2007 15:54, Matthew Wilcox wrote:
> On Sat, Dec 30, 2006 at 11:14:05AM +0100, Hans Verkuil wrote:
> > If you're using MythTV then make sure you are recording at full
> > resolution (720x480). Recording at full resolution gives you better
> > quality and no ghosting.
>
> Yes, that did the trick. Thanks! I was concerned that this would
> increase the size of recordings, but it remained steady at around
> 600k/s. Is MPEG-2 a fixed bitrate encoding?
It's the bitrate setting that determines the file size, not the chosen
resolution.
>
> I wonder where to document this so others don't get burned by this
> problem?
I think it is in the FAQ on the ivtvdriver.org site.
>
> > An alternative might be to turn off the temporal filter altogether
> > (no idea if that makes a difference). There is a
> > temporal_filter_mode control (from memory, the name might be
> > different) that you can set to 'off' or something similar. If that
> > works, then please let me know.
>
> I haven't tried this yet ... are you still interested given the first
> suggestion worked?
Yes, I'd appreciate it if you could test it.
Thanks,
Hans
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