[pdal] Problem reading LAZ file

Helimap Postmaster postmaster at helimap.ch
Wed Mar 30 07:59:23 PDT 2016


That works, thanks!

On Wed, Mar 30, 2016 at 4:49 PM, Helimap Postmaster <postmaster at helimap.ch>
wrote:

> 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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