Povilas Kanapickas

I've updated the PR to work with both new and old ceres. It required some compatibility wrappers, but at least it was possible to avoid preprocessor macro soup to support...

@fabiencastan merge-calibration branch has been rebased to https://github.com/p12tic/AliceVision/tree/dev/mergeCalibration-rebased. Original branch did not compile. I've fixed simple errors, e.g. missing `` include, but for example original code removed `bool estimate(std::shared_ptr &...

Also, it's worth noting that `dev/mergeCalibration` uses boost.json, which means we will need to upgrade boost dependency to 1.75 at least.

@stweil Just a friendly ping :-)

Patch looks good to me.

FYI I've updated https://github.com/tesseract-ocr/tesseract/pull/3787 with some bug fixes that I found since the initial implementation.

@stweil @zdenop Is there anything that could be done to get this PR merged? I can create a separate PR rebased on top of latest main branch tip, add tests,...

Thanks for response. I will do extensive testing and present results in a way that requires as little time as possible to review.

@wollmers This is great to hear. Is there any way to help? I could translate _very_ high-level directions into working code :-) For you answering a small number of questions...

@floriandorre What length of the step name field are you using in your database? It may make sense to just bump the field length used in Buildbot so that you...