#2750: LZ4 when writing raster rows; better than double I/O bound r.mapcalc
speed
--------------------------+---------------------------
Reporter: sprice | Owner: grass-dev@…
Type: enhancement | Status: new
Priority: normal | Milestone: 7.1.0
Component: Raster | Version: svn-trunk
Resolution: | Keywords: ZLIB LZ4 ZSTD
CPU: OSX/Intel | Platform: MacOSX
--------------------------+---------------------------
Comment (by mmetz):
Replying to [comment:21 mmetz]:
> Replying to [comment:20 wenzeslaus]:
> > Replying to [comment:19 mmetz]:
> > > I have implemented something like this recently and added support
for LZ4 (and BZIP2) compression to my local copy of GRASS trunk.
> > >
> > > I am attaching a patch for trunk r66775 and an archive with new
files to go to lib/gis
> >
> >
> > I guess I'm missing something in configure because with BZIP2 it says
"ERROR: GRASS needs to be compiled with BZIP2 for BZIP2 compression".
>
> You will need to hack in BZIP2 support, or make distclean, apply the
patch "bzipsupport.patch", configure --with-bzlib, make
..and use the updated files in "giscompress.tar.gz"
--
Ticket URL: <https://trac.osgeo.org/grass/ticket/2750#comment:22>
GRASS GIS <https://grass.osgeo.org>
_______________________________________________
grass-dev mailing list
[email protected]
http://lists.osgeo.org/mailman/listinfo/grass-dev
