Highlight reconstruction darktable vs. rawtherapee

[RawConvert (Andrew)]

@emmel , here’s some info I put together on building dt -

How to build sigmoid and dt

Summary - if like me you’ve previously thought building software was too tricky, well it’s not, have a go! devs can help by posting up the details to build their changes. Then more people can test them! below shows how to build sigmoid in particular, and dt “master” generally, under Ubuntu 20.04. I expect this will work under a number of linux flavours. I am no expert in this so bear that in mind. There are various ways to build, some slicker than what I will describe. Also a wiki is availab…