Thanks for your suggestion. I have checked and I don't have JPEG2000 in ggdalDrivers()). I am pretty new in R. I don't understand how to do I implement JPEG2000 (JP2OpenJPEG driver) in gdalDrivers() so that I can read grib2 files
with regards -Deb On Sat, Sep 10, 2016 at 2:33 AM, Michael Sumner <mdsum...@gmail.com> wrote: > > > On Sat, 10 Sep 2016 at 07:12 Debasish Pai Mazumder <pai1...@gmail.com> > wrote: > >> Hi >> I am trying to read a grib2 file in R. >> >> Here is my script >> >> library(rgdal) >> library(sp) >> library(rNOMADS) >> gribfile<-"tmax.01.2011040100.daily.grb2" >> grib <- readGDAL(gribfile) >> >> I am getting following error : >> >> dec_jpeg2000: Unable to open JPEG2000 image within GRIB file. >> Is the JPEG2000 driver available?tmax.01.2011040100.daily.grb2 has GDAL >> driver GRIB >> and has 190 rows and 384 columns >> dec_jpeg2000: Unable to open JPEG2000 image within GRIB file. >> Is the JPEG2000 driver available?dec_jpeg2000: Unable to open JPEG2000 >> image within GRIB file. >> >> > Hi there, please check if JPEG2000 is in the gdalDrivers() list, i.e. in > > rgdal::gdalDrivers()$name > > You are looking for one starting with "JP2" as per the list next to the > "JPEG2000" rows here: > > http://gdal.org/formats_list.html > > I have JP2OpenJPEG on one system, but not (for example) on the Windows > CRAN binary for rgdal, which is the only readily available Windows build > for this package. > > I you don't have it, you might try on a system that has the JP2OpenJPEG > driver, > or ask someone to try on your behalf. You'd want to find out if that will > enable this read for you before investing time in the Linux configuration. > > It's not too hard to set up a Linux system for this, but does assume a bit > of experience on your part. Some of the docker images in the rockerverse > have this all sorted I believe, but it's been a while since I used them. > > https://hub.docker.com/u/rocker/ > > Cheers, Mike. > > > > >> Cheers >> -Deb >> >> [[alternative HTML version deleted]] >> >> ______________________________________________ >> 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 http://www.R-project.org/ >> posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. >> > -- > Dr. Michael Sumner > Software and Database Engineer > Australian Antarctic Division > 203 Channel Highway > Kingston Tasmania 7050 Australia > > [[alternative HTML version deleted]] ______________________________________________ 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 http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
