The goal of opencv is to provide bindings to 'OpenCV' Computer Vision Library. Hence a much wider scope than just reading qrcodes. qrcode just focusses creating different qrcodes. The fact that they can use each other to test themselves is a happy coincidence.
ir. Thierry Onkelinx Statisticus / Statistician Vlaamse Overheid / Government of Flanders INSTITUUT VOOR NATUUR- EN BOSONDERZOEK / RESEARCH INSTITUTE FOR NATURE AND FOREST Team Biometrie & Kwaliteitszorg / Team Biometrics & Quality Assurance thierry.onkel...@inbo.be Havenlaan 88 bus 73, 1000 Brussel www.inbo.be /////////////////////////////////////////////////////////////////////////////////////////// To call in the statistician after the experiment is done may be no more than asking him to perform a post-mortem examination: he may be able to say what the experiment died of. ~ Sir Ronald Aylmer Fisher The plural of anecdote is not data. ~ Roger Brinner The combination of some data and an aching desire for an answer does not ensure that a reasonable answer can be extracted from a given body of data. ~ John Tukey /////////////////////////////////////////////////////////////////////////////////////////// <https://www.inbo.be> Op di 7 nov 2023 om 21:01 schreef Richard M. Heiberger <r...@temple.edu>: > Why are these functins in two different packages? > On the surface it looks like qrcode is a transformation function and > opencv is its inverse. > > > On Nov 7, 2023, at 14:55, Thierry Onkelinx <thierry.onkel...@inbo.be> > wrote: > > > > Dear all, > > > > The qrcode package converts text into a qrcode image. The opencv package > is > > able to convert images with a qrcode into the text. opencv has a unit > test > > that uses qrcode to generate a test image. Hence it lists qrcode as a > > suggested package. > > > > Would it be OK to implement the same unit test in qrcode? And thus > > requiring qrcode to list opencv as a suggested package. I know this is > not > > allowed when depending or importing packages. > > > > Best regards, > > > > ir. Thierry Onkelinx > > Statisticus / Statistician > > > > Vlaamse Overheid / Government of Flanders > > INSTITUUT VOOR NATUUR- EN BOSONDERZOEK / RESEARCH INSTITUTE FOR NATURE > AND > > FOREST > > Team Biometrie & Kwaliteitszorg / Team Biometrics & Quality Assurance > > thierry.onkel...@inbo.be > > Havenlaan 88 bus 73, 1000 Brussel > > http://www.inbo.be/ > > > > > /////////////////////////////////////////////////////////////////////////////////////////// > > To call in the statistician after the experiment is done may be no more > > than asking him to perform a post-mortem examination: he may be able to > say > > what the experiment died of. ~ Sir Ronald Aylmer Fisher > > The plural of anecdote is not data. ~ Roger Brinner > > The combination of some data and an aching desire for an answer does not > > ensure that a reasonable answer can be extracted from a given body of > data. > > ~ John Tukey > > > /////////////////////////////////////////////////////////////////////////////////////////// > > > > <https://www.inbo.be/> > > > > [[alternative HTML version deleted]] > > > > ______________________________________________ > > R-package-devel@r-project.org mailing list > > https://stat.ethz.ch/mailman/listinfo/r-package-devel > > [[alternative HTML version deleted]] ______________________________________________ R-package-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-package-devel