[PD] get average luminance of the camera

altern altern2 at gmail.com
Tue Feb 4 21:59:59 CET 2020


sorry I did not see that. I was reading here the descriptions but I guess
it is outdated
https://puredata.info/downloads/gem/documentation/manual/manual/list-of-gem-objects
.

thanks!

On Tue, 4 Feb 2020 at 14:55, IOhannes m zmölnig <zmoelnig at iem.at> wrote:

> On 2/4/20 2:17 PM, enrike wrote:
> > hi
> >
> > Is it possible to get the average luminance of the camera input using
> GEM?
> >
> > I am exploring pix_data but as far as I can see it only works with
> > individual pixels. If I could average or reduce the color information
> > from the camera to a single color, then I think I could just take the
> > pix_data grey value of any pixel. But I am not sure this can be done. I
> > am checking different pix_ objects but I dont see how I could get this
> > to work. Any tips?
>
> [pix_mean_color]
>
> gfmsadr
> IOhannes
>
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