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LAStools - efficient tools for LiDAR processing
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- fast tools for fun with LiDARs
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Brian Green
,
Jochen Rapidlasso
3
Feb 7
Warning: total of XXXXX overflows caused by -translate_xyz
Hi @all, with latest release we have a new major feature to avoid point data overflows. The problem
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Warning: total of XXXXX overflows caused by -translate_xyz
Hi @all, with latest release we have a new major feature to avoid point data overflows. The problem
Feb 7
Jukka Inkeri
,
Jochen Rapidlasso
3
Feb 5
lasgrid image sizes are not same even using same source laz
Thanks. I tried to read README ... and tried to find some bounding rule, but I was "blind".
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lasgrid image sizes are not same even using same source laz
Thanks. I tried to read README ... and tried to find some bounding rule, but I was "blind".
Feb 5
Rakesh Yuvaraj
,
Jochen Rapidlasso
2
Feb 4
Problem with using LAStools in MacOS: to crop a polygon out of a LAZ file
Hi Rakesh, probably your SHP file is invalid. Please provide the SHP file and we will check. Please
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Problem with using LAStools in MacOS: to crop a polygon out of a LAZ file
Hi Rakesh, probably your SHP file is invalid. Please provide the SHP file and we will check. Please
Feb 4
James Carracher
, …
Jochen Rapidlasso
9
Feb 3
Classify noise between flightlines
Hi Jochen, I've been on leave for a while so sorry to comment on an old post. I thought everyone
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Classify noise between flightlines
Hi Jochen, I've been on leave for a while so sorry to comment on an old post. I thought everyone
Feb 3
Wes
,
Jochen Rapidlasso
2
Jan 30
lascolor64 and photometric ycbcr images
Hi Wes, lascolor64 just supports RGB colorbands, we do not support YCbCr. Because there is a lot of
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lascolor64 and photometric ycbcr images
Hi Wes, lascolor64 just supports RGB colorbands, we do not support YCbCr. Because there is a lot of
Jan 30
Robert Jurisch
,
Jochen Rapidlasso
15
Jan 24
lasgrid: point density with custom color map
Hey Jochen, it worked as expected! :) cheers, Robert Jochen Rapidlasso schrieb am Dienstag, 21.
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lasgrid: point density with custom color map
Hey Jochen, it worked as expected! :) cheers, Robert Jochen Rapidlasso schrieb am Dienstag, 21.
Jan 24
Corey Newton
,
Jochen Rapidlasso
2
Jan 21
"-drop_gps_time_between" has no effect on some LAZ
Hi Corey, your sample file does not contain a LAZ file, just the result. Can you provide a small part
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"-drop_gps_time_between" has no effect on some LAZ
Hi Corey, your sample file does not contain a LAZ file, just the result. Can you provide a small part
Jan 21
Andrew Johnson
,
Rainer Wiesenfarth
2
Jan 17
lasmerge header behavior question
Hi Andrew, creating an empty dummy file containing XYZ, Intensity, RGB, Classification and using this
unread,
lasmerge header behavior question
Hi Andrew, creating an empty dummy file containing XYZ, Intensity, RGB, Classification and using this
Jan 17
Corey Newton
,
Jochen Rapidlasso
3
Jan 16
las2las rejecting variable substitution for arguments
Ah – I assumed it would work like it does in Linux. Thanks for the quick response, much appreciated.
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las2las rejecting variable substitution for arguments
Ah – I assumed it would work like it does in Linux. Thanks for the quick response, much appreciated.
Jan 16
Glen Shennan
,
Jochen Rapidlasso
2
Jan 10
Console colours?
Hi Glen, color sceme of laslook follows the w3c standard. Basic color for success is Salmon 0xFA8072
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Console colours?
Hi Glen, color sceme of laslook follows the w3c standard. Basic color for success is Salmon 0xFA8072
Jan 10
Corey Newton
,
Jochen Rapidlasso
7
Jan 9
lasboundary not respecting "translate_gps_time"
Hi Jochen, Just to follow up on this: Martin recommends against streaming in cases where the
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lasboundary not respecting "translate_gps_time"
Hi Jochen, Just to follow up on this: Martin recommends against streaming in cases where the
Jan 9
Silke Kämmerer
, …
Jochen Rapidlasso
3
Jan 8
Cheatsheet for LAS/LAZ files
Hi all + Happy New Year! this is the cheatsheet as PDF. Cheers, Jochen @rapidlasso On Wednesday,
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Cheatsheet for LAS/LAZ files
Hi all + Happy New Year! this is the cheatsheet as PDF. Cheers, Jochen @rapidlasso On Wednesday,
Jan 8
Möst, Karin (LDBV)
, …
Jochen Rapidlasso
3
Jan 8
Isolated ground points
Hi Karin, Hi Brent, some more thoughts about this, after we did some analysis about this. lasnoise
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Isolated ground points
Hi Karin, Hi Brent, some more thoughts about this, after we did some analysis about this. lasnoise
Jan 8
Glen Shennan
,
Jochen Rapidlasso
3
Jan 8
Commands crashing with no error
Hi Jochen, Thanks for your response. I both work in research and am a relative beginner with LasTools
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Commands crashing with no error
Hi Jochen, Thanks for your response. I both work in research and am a relative beginner with LasTools
Jan 8
Benjamin Brede
, …
Glen Shennan
5
Jan 6
lasthin for vertical dimension
I Benjamin's request. Very useful for retaining accurate structure while removing unnecessary
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lasthin for vertical dimension
I Benjamin's request. Very useful for retaining accurate structure while removing unnecessary
Jan 6
Ben Allen
,
Jochen Rapidlasso
2
12/18/24
Unsupported Shapefile
Hi Benjamin, the SHP shape_type "1" is defined as "point". lasclip64 (always try
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Unsupported Shapefile
Hi Benjamin, the SHP shape_type "1" is defined as "point". lasclip64 (always try
12/18/24
brent.m...@gmail.com
12/18/24
Feedback for batch processing using tiles
Hi, I am currently using the following processing pipeline as building block to prepare point clouds
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Feedback for batch processing using tiles
Hi, I am currently using the following processing pipeline as building block to prepare point clouds
12/18/24
karthick jeevan
,
Jochen Rapidlasso
4
12/16/24
las2las tool
Hi Jeevan, please try something like this: las2las64 -i in.laz -o out.laz -proj_epsg 2950 5713 Cheers
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las2las tool
Hi Jeevan, please try something like this: las2las64 -i in.laz -o out.laz -proj_epsg 2950 5713 Cheers
12/16/24
Benji Sanford Blades
, …
Michael Finlay
6
12/10/24
lasclip optimization
Thanks Benji and others. I had tried to do something like this a while back, but lacked the
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lasclip optimization
Thanks Benji and others. I had tried to do something like this a while back, but lacked the
12/10/24
Glen Shennan
,
Jochen Rapidlasso
6
12/9/24
Alpha channel in las2dem -rgb?
Amazing. Thank you! Glen On Monday, 9 December 2024 at 7:04:00 pm UTC+11 Jochen Rapidlasso wrote: Hi
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Alpha channel in las2dem -rgb?
Amazing. Thank you! Glen On Monday, 9 December 2024 at 7:04:00 pm UTC+11 Jochen Rapidlasso wrote: Hi
12/9/24
James Early
,
Jochen Rapidlasso
5
12/2/24
Las2DEM - Islands in Rivers
Hi JJE, the first thougt was that las2dem64 just can't handle islands within shapes. The
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Las2DEM - Islands in Rivers
Hi JJE, the first thougt was that las2dem64 just can't handle islands within shapes. The
12/2/24
Ziga Kokalj
,
Jochen Rapidlasso
3
11/29/24
different point sizes
Hi! Thank you for the suggestion. I still get the warning, but the point clouds get merged. Best
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different point sizes
Hi! Thank you for the suggestion. I still get the warning, but the point clouds get merged. Best
11/29/24
Casey Johnston
, …
Jochen Rapidlasso
5
11/26/24
Issue Reading GUIDs in lasinfo
This issues is fixed now for lasinfo64 with the current version (241125). Cheers, Jochen @rapidlasso
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Issue Reading GUIDs in lasinfo
This issues is fixed now for lasinfo64 with the current version (241125). Cheers, Jochen @rapidlasso
11/26/24
James Carracher
,
Jochen Rapidlasso
4
11/26/24
Calculate RGB colour from intensity
Hi James, with the current version (241125) we release some functions to do RGB/intensity conversion.
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Calculate RGB colour from intensity
Hi James, with the current version (241125) we release some functions to do RGB/intensity conversion.
11/26/24
michaelperdue99
,
Jochen Rapidlasso
2
11/26/24
demzip - linux native executable
Hi Mike, with the latest version (241125) we added demzip and demdiff for linux. Cheers, Jochen @
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demzip - linux native executable
Hi Mike, with the latest version (241125) we added demzip and demdiff for linux. Cheers, Jochen @
11/26/24
Möst, Karin (LDBV)
,
Jochen Rapidlasso
6
11/20/24
lascopy
Hi Karin, there was a misinterpreting of attributes for files in LAS/LAZ 1.4 format with
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lascopy
Hi Karin, there was a misinterpreting of attributes for files in LAS/LAZ 1.4 format with
11/20/24
James Early
, …
Jochen Rapidlasso
10
11/20/24
Lascopy vs lascopy64
Hi, there was a misinterpreting of attributes for files in LAS/LAZ 1.4 format with point_data_format
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Lascopy vs lascopy64
Hi, there was a misinterpreting of attributes for files in LAS/LAZ 1.4 format with point_data_format
11/20/24
Maja Ettel
,
Jochen Rapidlasso
2
11/20/24
Point class 40
Hi, most likely this is because you use data with point data record format < 6. (eg LAS 1.2).
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Point class 40
Hi, most likely this is because you use data with point data record format < 6. (eg LAS 1.2).
11/20/24
Silke Kämmerer
, …
Jochen Rapidlasso
5
11/18/24
PROJ Integration into LAStools
Hi, with latest version (241106) we support multiple files using PROJ and we use optional scaling
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PROJ Integration into LAStools
Hi, with latest version (241106) we support multiple files using PROJ and we use optional scaling
11/18/24
Henrik Ericson
,
Jochen Rapidlasso
3
11/15/24
laszip and special characters
I'll use laszip64.exe so no problem, but while testing I found out that laszip.exe didn't
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laszip and special characters
I'll use laszip64.exe so no problem, but while testing I found out that laszip.exe didn't
11/15/24