[GRASS-user] [EXTERNAL] [GRASS-dev] Can GRASS import a *.ige file?

Tue Mar 5 09:39:34 PST 2024

see this from "way-back"

http://web.archive.org/web/20110205035551/http://home.gdal.org/projects/imagine/ige_format.html

The actual GDAL support is currently described here
https://gdal.org/drivers/raster/hfa.html - I think the .ige files are
described as "spill files" there

On Mon, 4 Mar 2024 at 18:00, Michael Barton via grass-user <
grass-user at lists.osgeo.org> wrote:

> Ah!! So that is what the *.ige file is for.
>
> Michael
> _____________________________
>
> C. Michael Barton
> Associate Director, School of Complex Adaptive Systems (
> https://scas.asu.edu)
> Professor, School of Human Evolution & Social Change (
> https://shesc.asu.edu)
> Director, Center for Social Dynamics & Complexity (
> https://complexity.asu.edu)
> Arizona State University
> Tempe, AZ 85287-2701
> USA
>
> Executive Director, Open Modeling Foundation (
> https://openmodelingfoundation.github.io)
> Director, Network for Computational Modeling in Social & Ecological
> Sciences (https://comses.net)
>
> personal website: http://www.public.asu.edu/~cmbarton
>
>
> On Mar 4, 2024, at 10:57 AM, Newcomb, Doug <doug_newcomb at fws.gov> wrote:
>
> No,
> The .ige file is what spills over after the 4GB of the .img file fills
> up.  You need to have both.
>
> ------------------------------
> *From:* Michael Barton <Michael.Barton at asu.edu>
> *Sent:* Monday, March 4, 2024 12:12 PM
> *To:* Newcomb, Doug <doug_newcomb at fws.gov>
> *Cc:* Brendan <brendan.harmon at gmail.com>; GRASS users <
> grass-user at lists.osgeo.org>; evillasenor713 <evillasenor713 at gmail.com>;
> GRASS developers list <grass-dev at lists.osgeo.org>
> *Subject:* Re: [EXTERNAL] [GRASS-dev] Can GRASS import a *.ige file?
>
> The info I downloaded for 2021 had a much more modes sized *.img file and
> a huge *.ige file (25 Gb or so). It looks like the best approach is to use
> the *.img file and discard the *.ige file. Perhaps that latter is the
> uncompressed one.
>
> Michael
> _____________________________
> C. Michael Barton
> Associate Director, School of Complex Adaptive Systems (
> https://scas.asu.edu)
> Professor, School of Human Evolution & Social Change (
> https://shesc.asu.edu)
> Director, Center for Social Dynamics & Complexity (
> https://complexity.asu.edu)
> Arizona State University
> Tempe, AZ 85287-2701
> USA
>
> Executive Director, Open Modeling Foundation (
> https://openmodelingfoundation.github.io
> <https://urldefense.com/v3/__https://openmodelingfoundation.github.io/__;!!IKRxdwAv5BmarQ!cbaw5GkV3_dbrW6HsMxMGAWs2z5GvJeuC590WttGJejzDPNm_zQ_jt6_z-uJrpiLnPlzyZ205TaoaSnnpI3bVQ6zwbAKdLM$>
> )
> Director, Network for Computational Modeling in Social & Ecological
> Sciences (https://comses.net
> <https://urldefense.com/v3/__https://comses.net/__;!!IKRxdwAv5BmarQ!cbaw5GkV3_dbrW6HsMxMGAWs2z5GvJeuC590WttGJejzDPNm_zQ_jt6_z-uJrpiLnPlzyZ205TaoaSnnpI3bVQ6zAV3ir9U$>
> )
>
> personal website: http://www.public.asu.edu/~cmbarton
>
>
> On Mar 4, 2024, at 7:56 AM, Newcomb, Doug <doug_newcomb at fws.gov> wrote:
>
> Michael,
> The last time I checked, the NLCD data in .img format is an uncompressed
> raster.  You can save a massive amount of hard drive space by converting
> the .img files to deflate compressed geotiff, then linking via r.external.
>
> That's what I did for the 2019 NLCD , https://youtu.be/0NHdWSF96o0
> <https://urldefense.com/v3/__https://youtu.be/0NHdWSF96o0__;!!IKRxdwAv5BmarQ!blFVjt0b_VzE5YHFAP329crlFPnXaqNiZ4D-fL-iXPQ5XyqvecAcD8O_8casHv10elH0LT7wGuoEBXEk0QGvrXJmh8d9eLE$> .
> The 2021 is the same.  The .img /ige file is 26 GB for 1 year nationwide.
> Converting to deflate compressed geotiff takes it down to 1.5 GB.
>
> Hope this helps!
>
> Doug
> ------------------------------
>
> *From:* grass-dev <grass-dev-bounces at lists.osgeo.org> on behalf of
> Michael Barton via grass-dev <grass-dev at lists.osgeo.org>
> *Sent:* Friday, March 1, 2024 7:00 PM
> *To:* Brendan <brendan.harmon at gmail.com>
> *Cc:* GRASS users <grass-user at lists.osgeo.org>; evillasenor713 <
> evillasenor713 at gmail.com>; GRASS developers list <
> grass-dev at lists.osgeo.org>
> *Subject:* [EXTERNAL] Re: [GRASS-dev] Can GRASS import a *.ige file?
>
>
>
> * This email has been received from outside of DOI - Use caution before
> clicking on links, opening attachments, or responding.  *
>
>
> Thanks!
> _____________________________
> C. Michael Barton
> Associate Director, School of Complex Adaptive Systems (
> https://scas.asu.edu)
> Professor, School of Human Evolution & Social Change (
> https://shesc.asu.edu)
> Director, Center for Social Dynamics & Complexity (
> https://complexity.asu.edu)
> Arizona State University
> Tempe, AZ 85287-2701
> USA
>
> Executive Director, Open Modeling Foundation (
> https://openmodelingfoundation.github.io
> <https://urldefense.com/v3/__https://openmodelingfoundation.github.io/__;!!IKRxdwAv5BmarQ!blFVjt0b_VzE5YHFAP329crlFPnXaqNiZ4D-fL-iXPQ5XyqvecAcD8O_8casHv10elH0LT7wGuoEBXEk0QGvrXJmYULrX7M$>
> )
> Director, Network for Computational Modeling in Social & Ecological
> Sciences (https://comses.net
> <https://urldefense.com/v3/__https://comses.net/__;!!IKRxdwAv5BmarQ!blFVjt0b_VzE5YHFAP329crlFPnXaqNiZ4D-fL-iXPQ5XyqvecAcD8O_8casHv10elH0LT7wGuoEBXEk0QGvrXJmuzKOqRQ$>
> )
>
> personal website: http://www.public.asu.edu/~cmbarton
>
>
> On Mar 1, 2024, at 4:43 PM, Brendan <brendan.harmon at gmail.com> wrote:
>
> Hi Michael. As a rules file for r.category.
>
> r.colors map=nlcd rules=landcover_colors.txt
> r.category map=ncld separator=pipe rules=landcover_categories.txt
>
> On Fri, Mar 1, 2024 at 5:39 PM Michael Barton <Michael.Barton at asu.edu>
> wrote:
>
> Thanks Brendan,
>
> Any suggestions on how to get this into the raster? Or are you thinking we
> should export the raster to vector and link the csv that way?
>
> Michael
> _____________________________
> C. Michael Barton
> Associate Director, School of Complex Adaptive Systems (
> https://scas.asu.edu)
> Professor, School of Human Evolution & Social Change (
> https://shesc.asu.edu)
> Director, Center for Social Dynamics & Complexity (
> https://complexity.asu.edu)
> Arizona State University
> Tempe, AZ 85287-2701
> USA
>
> Executive Director, Open Modeling Foundation (
> https://openmodelingfoundation.github.io
> <https://urldefense.com/v3/__https://openmodelingfoundation.github.io/__;!!IKRxdwAv5BmarQ!fYLFZEUpm1jpIJ_wm9a70bYCdA7aB_txlsEaQfBpT7KsCcPE0D-XCqh0G78yAHLt9z7W65xcJpglR-yakP99V5Z7ExxQeoo$>
> )
> Director, Network for Computational Modeling in Social & Ecological
> Sciences (https://comses.net
> <https://urldefense.com/v3/__https://comses.net__;!!IKRxdwAv5BmarQ!fYLFZEUpm1jpIJ_wm9a70bYCdA7aB_txlsEaQfBpT7KsCcPE0D-XCqh0G78yAHLt9z7W65xcJpglR-yakP99V5Z7qCnxTyY$>
> )
>
> personal website: http://www.public.asu.edu/~cmbarton
>
>
> On Mar 1, 2024, at 4:08 PM, Brendan <brendan.harmon at gmail.com> wrote:
>
> Hi Michael, I've attached an NLCD legend in csv format and text files with
> categories and color table for GRASS in case it helps.
>
> On Fri, Mar 1, 2024 at 4:34 PM Michael Barton via grass-dev <
> grass-dev at lists.osgeo.org> wrote:
>
> Thanks Ana,
>
> I was able to do that. I'm trying to look at the NLCD. While it opens fine
> and is classified, there are no text labels for the landcover categories.
> Would these be hiding in the *.ige file?
>
> Michael
> _____________________________
> C. Michael Barton
> Associate Director, School of Complex Adaptive Systems (
> https://scas.asu.edu)
> Professor, School of Human Evolution & Social Change (
> https://shesc.asu.edu)
> Director, Center for Social Dynamics & Complexity (
> https://complexity.asu.edu)
> Arizona State University
> Tempe, AZ 85287-2701
> USA
>
> Executive Director, Open Modeling Foundation (
> https://openmodelingfoundation.github.io
> <https://urldefense.com/v3/__https://openmodelingfoundation.github.io/__;!!IKRxdwAv5BmarQ!bVxBv8fT07vVYMHReffcj46QeSJAOyIOA16eJ_3q6fBQ7vAnFxJLli7AZ-NGLJXL2OxJ3h3sxzkspsmF4eq_UYczH51sZMg$>
> )
> Director, Network for Computational Modeling in Social & Ecological
> Sciences (https://comses.net
> <https://urldefense.com/v3/__https://comses.net__;!!IKRxdwAv5BmarQ!bVxBv8fT07vVYMHReffcj46QeSJAOyIOA16eJ_3q6fBQ7vAnFxJLli7AZ-NGLJXL2OxJ3h3sxzkspsmF4eq_UYcz1dBigD8$>
> )
>
> personal website: http://www.public.asu.edu/~cmbarton
>
>
> On Mar 1, 2024, at 3:01 PM, Anna Petrášová <kratochanna at gmail.com> wrote:
>
> There should be an .img file, try open that instead.
>
> On Fri, Mar 1, 2024 at 4:51 PM Michael Barton via grass-dev <
> grass-dev at lists.osgeo.org> wrote:
>
> It doesn't look like r.in.gdal does this. Is there an extension or other
> way to import an ERDAS *.ige file?
>
> Michael
> _____________________________
> C. Michael Barton
> Associate Director, School of Complex Adaptive Systems (
> https://scas.asu.edu)
> Professor, School of Human Evolution & Social Change (
> https://shesc.asu.edu)
> Director, Center for Social Dynamics & Complexity (
> https://complexity.asu.edu)
> Arizona State University
> Tempe, AZ 85287-2701
> USA
>
> Executive Director, Open Modeling Foundation (
> https://openmodelingfoundation.github.io
> <https://urldefense.com/v3/__https://openmodelingfoundation.github.io/__;!!IKRxdwAv5BmarQ!fudlB0xFlO51zk0b4JnSIyVxMZfbrnjh5DDgX_3YvhtKbUyVC6kMDWh-tA0uov3VLJvJy1abd878bkRl5fuerQQvh1Q$>
> )
> Director, Network for Computational Modeling in Social & Ecological
> Sciences (https://comses.net
> <https://urldefense.com/v3/__https://comses.net__;!!IKRxdwAv5BmarQ!fudlB0xFlO51zk0b4JnSIyVxMZfbrnjh5DDgX_3YvhtKbUyVC6kMDWh-tA0uov3VLJvJy1abd878bkRl5fueXhgcoaQ$>
> )
>
> personal website: http://www.public.asu.edu/~cmbarton
>
>
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>
> <nlcd_categories.txt>
> <NLCD_landcover_legend_2018_12_17_KSy2gokzzDzRAkOmGE0z.csv>
> <nlcd_colors.txt>
>
>
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