On Tue May20'25 05:56:59AM, Rui Barradas wrote: > From: Rui Barradas <ruipbarra...@sapo.pt> > Date: Tue, 20 May 2025 05:56:59 +0100 > To: Ranjan Maitra <mlmai...@gmx.com>, r-help@r-project.org > Subject: Re: [R] how to read a PSB file in R? > > Às 03:17 de 20/05/2025, Ranjan Maitra via R-help escreveu: > > I have come across this file (warning, massive, 4.3 GB) > > https://esahubble.org/media/archives/images/original/heic1502a.psb and it > > appears to be a filetype I was not aware of previously. > > > > Is it possible to read the file in R using any tool? It is an image and I > > am looking for the RGB of the file. > > > > Many thanks and best wishes, > > Ranjan > > > > ______________________________________________ > > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > > https://stat.ethz.ch/mailman/listinfo/r-help > > PLEASE do read the posting guide > > https://www.R-project.org/posting-guide.html > > and provide commented, minimal, self-contained, reproducible code. > Hello, > > Maybe this [1] will help. It seems that that file is well known to have > problems due to its large size but ImageMagick might be able to handle it. > And there is a magick package on CRAN [2]. > > > > [1] https://github.com/ImageMagick/ImageMagick/issues/5509 > [2] https://CRAN.R-project.org/package=magick > > Hope this helps,
Rui, Thanks, but ImageMagick has a 65000 limit in each of the dimensions (I was not aware about this earlier than today). This image in 69500 in the x extent. I don't know that R's magick can override the ImageMagick limitation. Best wishes, Ranjan ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide https://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
