On 09/06/2020 12:12, nev young wrote:
> Last year there was an update to the raspi camera driver that was needed
> to support the pi4.
>
> Unfortunately it broke the v4l2 driver (bm2835 mmal) on the pi zero
> resulting in infra red light images changing from grey to purple.
>
> A long and fruitless discussion with the guys at pi towers ended when
> they said that as I wasn't using raspistill or raspivid it was just tough.
>
> I did find a workround that enabled a grey image that used "vcdbg set
> awb_mode 0". I inserted this in the file /etc/init.d/motion and I got
> back to greyscale images.
>
> However I've just installed the latest rasbian
> (2020-05-27-raspios-buster-lite-armhf.img) and now the vcdbg command
> breaks the v4l driver completely. So I'm stuck once more with purple
> images.
>
> I'm using the latest version of motion from the raspbian repository
> (4.1.1-1.1+b2)
>
> Has any one here had this problem and found a solution?
> I really am losing the will to live trying to keep my "wildlife garden"
> cameras working.
>

I know it's bad form to follow-up one's own post but help from another
group has sorted this problem for me.

Thanks for looking.

--
Nev
It causes me a great deal of regret and remorse
that so many people are unable to understand what I write.

--- SoupGate-Win32 v1.05