If you are using numpy ReadAsArray maybe your friend > On Apr 14, 2024, at 7:48 PM, Michael Sumner via gdal-dev > <gdal-dev@lists.osgeo.org> wrote: > > Hi, I'm getting some pushback on my code style. I just want the raw bytes > in-memory of a file in Python, for a manageable tiny dataset. > > Is there anything especially wrong with the following? It's essentially the > same as the answer here: > > https://lists.osgeo.org/pipermail/gdal-dev/2016-August/045030.html > > (I know it needs error checks, I just mean the bare style of how to get the > task done). > > temp_name = "/vsimem/some.tif" > from osgeo import gdal > gdal.UseExceptions() > > ## we do something with vrt > dsn = > "vrt:///vsicurl/https://github.com/cran/rgl/raw/master/inst/textures/worldsmall.png?a_ullr=-180,90,180,-90&expand=rgb"; > ds = gdal.Open(dsn) > ## write to tif format, but using MEM > gdal.Translate(temp_name, ds) > > ## now obtain those bytes from the GDAL virtual file > f = gdal.VSIFOpenL(temp_name, 'rb') > gdal.VSIFSeekL(f, 0, 2) # end > size = gdal.VSIFTellL(f) > gdal.VSIFSeekL(f, 0, 0) # begin > > ## the desired result is this > data = gdal.VSIFReadL(1, size, f) > > ## and clean up > gdal.VSIFCloseL(f) > gdal.Unlink(temp_name) > > Cheers, Mike > > > > -- > Michael Sumner > Software and Database Engineer > Australian Antarctic Division > Hobart, Australia > e-mail: mdsum...@gmail.com > _______________________________________________ > gdal-dev mailing list > gdal-dev@lists.osgeo.org > https://lists.osgeo.org/mailman/listinfo/gdal-dev
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