Video artefacts on full hd recording on rpi2

Krutskikh Ivan stein.hak at
Tue Apr 5 14:24:31 UTC 2016

Thanks for sharing you experience. I am working with encoder (omxh264enc)
and it seams to work only with fixed block size (16X16 pixels) So both
width and height must be divided by 16. I was wondering if It's a fixed
constant or can be tweaked.

2016-04-05 15:36 GMT+03:00 Ashish Kumar Mishra <
ashish.kmishra at>:

> Hi ,
> w.r.t Green artifacts and based on my limited experience :-
> 1) We have observed similar problem when the decoder was not able to
> properly handle the signals .
> Now here the decoder might not be in a position to handle the given
> resolution or the configuration (timing of decoder ) is not proper.
> 2) w.r.t link , below is the info from the wiki page
> "....... Note also that allowing the highest resolutions does not imply
> that
> the GPU can decode video formats at those; in fact, the Pis are known to
> not
> work reliably for H.265 (at those high resolution, at least), commonly used
> for very high resolutions (most formats, commonly used, up to full HD, do
> work)..."
> 3) Since i have never worked with RPI board , not sure of the behavior at
> WUXGA resolution.
> Probably some senior group member might have faced similar problem and can
> provide some pointers for this thread.
> --
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