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echo: rberrypi
to: ALL
from: JAMES HARRIS
date: 2017-04-02 18:59:00
subject: Avoiding interlacing - fo

On my Pi2B videos have noticeable interlacing/deinterlacing artefacts
which I would naturally like to get rid of.

It turns out that the Pi is sending 1080i which I guess might be the
problem if the video files carry progressive video.

The TV's HDMI input allows 1080i, 720p, 576p, 576i, 480p and 480i. I
presume the Pi (Raspbian) has chosen the best /resolution/. But is there
a way to force it to choose the best /progressive/ resolution?

I gather I should be able to force 720p50 in /boot/config.txt with
hdmi_mode = 19 or something similar. But that's not ideal when swapping
to other TVs. So getting it to choose the best progressive resolution
would be better.

Any ideas?


--
James Harris

--- SoupGate-Win32 v1.05
* Origin: Agency HUB, Dunedin - New Zealand | FidoUsenet Gateway (3:770/3)

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