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Automatic RGB to SF, and number of points?

Posted: Mon Jul 16, 2018 8:03 am
by Pegossoff
Hi,

As I'm working on Zeb-Revo points clouds for my degree, I'm searching a way to export automatically some statistics about point clouds. In fact, I convert manually the RGB to SF (the R(ed) only is enough) and then, I filter my point cloud SF according to some values. I saw on the wiki that the filter can be done with the command line but I don't saw the RGB to SF. Does this function exist or not? And I saw, in an old post on this forum, that you said it's possible to do all those filtered clouds in one shot, is it the command line or is it also possible by the classic way?
The final goal is to know the number of points in each cloud filtered, is there a way to know automatically this number?

Thank you,

PS : J'accepte aussi les réponses en Français ^^
PPS : Et un grand merci pour ce logiciel fort pratique ;)

Re: Automatic RGB to SF, and number of points?

Posted: Tue Jul 17, 2018 4:45 pm
by daniel
Nope, the opposite function is accessible through the command line (SF_CONVERT_TO_RGB), but not this one. It shouldn't be too complicated to add it though if you have some minor programming skills.

You should be able to process several clouds at the same time if you use the same values for all clouds. Then you can export statistics on several clouds (the ones generated by the 'Filter by value" tool) in a file ('Tools > Batch export > Export cloud info', since version 2.10, otherwise it was in 'Tools > Sand box (research)' before that)

Re: Automatic RGB to SF, and number of points?

Posted: Wed Jul 18, 2018 8:34 am
by Pegossoff
Thank you! I will try this! For the programming skills, I only know a little bit the C++ language but I will search how to do it ;)
Thanks a lot!