[gdal-dev] Gdal_fusion.py???

[Markus Neteler]

Hi,

I wrote some scripts to colorize point cloud provided as XYZ files using
PDAL:

https://github.com/mundialis/openNRW/blob/master/lidar/README.md

Maybe to get some ideas ...

Markus


Nicolas Cadieux <nicolas.cadieux at archeotec.ca> schrieb am Fr., 5. Apr.
2019, 23:14:

> Hi,
>
> I will read up on the PDAL colorize.  For now, my only input is a txt file
> therefore I am not using PDAL nor am I using gdal to read the cloud.  I
> must admit, I am not too good with using PDAL but I would like to.  I do
> use gdal to read the rasters.  For now, the main purpose was to use it with
> HSI taken from drones but I have someone trying it with a ground based
> scanner.  Does PDAL colonize handle any number of bands?
>
> Nicolas
>
> Le 5 avr. 2019 à 15:52, Luigi Pirelli <luipir at gmail.com> a écrit :
>
> Hi Nicolas,
>
> really interesting... it is suitable only for pointcloud from airborne
> sensors or also from mobil? Is it different from 'pdal colorize' command
> [1]?
>
> Luigi Pirelli
>
> [1] https://pdal.io/stages/filters.colorization.html#filters-colorization
>  and
> https://pdal.io/workshop/exercises/analysis/colorization/colorization.html
>
>
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>
>
> On Fri, 5 Apr 2019 at 21:27, Nicolas Cadieux <nicolas.cadieux at archeotec.ca>
> wrote:
>
>> Hi,
>>
>> I have made a python 2.7 / 3.7 program to fuse a point cloud with
>> hyperspectral images.  The end result is a text file with xyz... from the
>> cloud file followed by the band pixel values.  It’s all multithreaded so a
>> cloud with 6.5 million points can be fused with a raster with 288 band in
>> 45min (12 threads). What would it take to make this an official gdal
>> command line utility? What steps would be involved?
>>
>> Nicolas
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>
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