[linux-dvb] Deinterlacing UK DVB-T

Måns Rullgård mans at mansr.com
Mon Oct 22 23:40:18 CEST 2007

Mario Rossi <mariofutire at googlemail.com> writes:

> Hi,
> I receive DVB-T in the UK and I'd like to improve the image quality.
> I think it is a deinterlacing issue.
> I'm currently using in mplayer
> vf=pp=lb
> And it improves the situation for the fine details.
> But I still get some effects, on macro blocks.
> There are like horizontal bands (maybe 0.5 cm thick on my 16 inches
> screen) and if one looks closely enough, it is possible to see the
> separation between those bands.

That sounds like quantisation artifacts rather than interlacing.  Some
channels in particular are using rather low bitrates so this should
come as no surprise.

Måns Rullgård
mans at mansr.com

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