[Gimp-user] exposure blending without halo

[rich404 <forums gimpusers com>]

> I saw a YT video a few months ago and should have saved it and now I
> need it. It may have been about using Photoshop but the technique
> should be generic.
>
> The issue is, I have two photos of the same subject (taken using a
> tripod) at different exposures because the sky is nice but bright and
> the foreground is nice but darker. There is a pretty hard line between
> the two, a line of trees. The video talked about how to shape the line
> between the two so when the two exposures/layers were blended, there
> were no halos and the shape of the mask was accurate. Did the video
> creator use something like a high or low pass filter? I don't know, I
> can't remember.
>
> However, once the mask was created, there were portions that weren't
> black so it was painted black, which was fine, the critical part was
> creating the edge accurately.
>
> Any suggestions?

A gimp script luminosity masks see:
https://patdavid.net/2013/11/getting-around-in-gimp-luminosity-masks.html

You could ask on https://discuss.pixls.us/ Pat David resides there.

-- 
rich404 (via www.gimpusers.com/forums)