[pdal] Problem reading LAZ file

Helimap Postmaster postmaster at helimap.ch
Wed Mar 30 07:49:46 PDT 2016


Thanks Todd,

I saw your answer while writing thecomment, will try with e7065cb.

On Wed, Mar 30, 2016 at 4:45 PM, Murphy, Todd <ROBERT.T.MURPHY at leidos.com>
wrote:

> 1. Unsure why it did not pickup up include directory. Have you tried
> setting it manually? On my Fedora install I cloned the laszip repo from
> Howards GitHub site (https://github.com/LASzip/LASzip). It installed
> under /usr/include and /usr/lib.
>
>
>
> 2.I had an issue with the latest laszip which threw the similar errors you
> identified with LASzipper and LASunzipper. Recommend using earlier commit
> (e7065cb) of Laszip. My email discussion with Howard on this follows:
>
>
>
> > 2. I just created a new development environment (Fedora 22) using the
> latest laszip from that repo. I saw you had you had the commit to remove
> LASzipper and LASunzipper. It appears some of the tests still reference
> these as well as the lasdump apps in PDAL. I haven’t had time to look into,
> but did a work around for now. Just wanted you to be aware.
>
>
>
> LASzip needs to be pinned to a release version for now. Martin wanted to
> remove LASzipper/LASunzipper and use his "DLL" interface. We're starting on
> LAZ 1.4, and I want to get things in place for PDAL to support all of it
> once that's ready. I started doing interface stuff based on his new DLL
> thingy, but PDAL/libLAS aren't yet caught up to it. PDAL's docker image is
> pinned to e7065cbc5bdbbe0c6e50c9d93d1cd346e9be6778 which should be
> perfectly good going forward until PDAL catches up to LASzip.
>
>
>
> Todd
>
>
>
> *From:* pdal [mailto:pdal-bounces at lists.osgeo.org] *On Behalf Of *Helimap
> Postmaster
> *Sent:* Wednesday, March 30, 2016 10:24 AM
> *To:* pdal
> *Subject:* [pdal] Problem reading LAZ file
>
>
>
> The error message:
> PDAL: Can't read compressed file without LASzip or LAZperf decompression
> library.
>
> I've, however, activated the option WITH_LASZIP. I've also cloned the
> LASZIP repository and installed it. Indeed, pdal ccmake has changed the
> library field:
>
> LASZIP_INCLUDE_DIR
> LASZIP_INCLUDE_DIR-NOTFOUND
>
> LASZIP_LIBRARY                   /usr/local/lib/liblaszip.so
>
> Any ideas?
>
> I've also tried using https://launchpad.net/~pdal/+archive/ubuntu/travis
> , but that one led to compilation errors. (Dumper.cpp: undefined reference
> to `LASunzipper::LASunzipper()' )
>
> Cheers,
>
> Pol
>
>
>
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