[GRASS-user] i.pansharpen error

[Joseph Kariuki]

I shall give it a try. thanks



Kind Regards,

*Joseph Kariuki*

*Geospatial Engineer** | **GIS / Web Developer*

On Mon, May 22, 2017 at 4:17 PM, Nikos Alexandris <nik at nikosalexandris.net>
wrote:

> * Joseph Kariuki <joehene at gmail.com> [2017-05-22 13:35:44 +0300]:
>
> Hi?
>>
>> I am trying to perform pansharpening on landsat raster, using pygrass.
>> Below is the snippet
>>
>>
> Not answering your question, but please give i.fusion.hpf a try.
>
> Nikos
>
>
>>
>>
>>
>> *n = 0for x in bluear:
>> mypansharpen.append(grass.run_command("i.pansharpen", red=redar[n],
>> green=greenar[n], blue=bluear[n], pan=panar[n],
>>                  output=bluear[n][0:21]+"pansharpen", method="ihs"))
>>  n = n + 1*
>>
>> Running the code returns the following error
>>
>> *ERROR: Raster map <LE07_L1TP_166060_20161016_20161111_01_T1_B8.TIF.aux>
>> not
>>       found
>> Traceback (most recent call last):
>>  File "/usr/local/grass-7.2.2svn/scripts/i.pansharpen", line 452, in
>> <module>
>>    main()
>>  File "/usr/local/grass-7.2.2svn/scripts/i.pansharpen", line 119, in main
>>    kv = grass.raster_info(map=pan)
>>  File "/usr/local/grass-7.2.2svn/etc/python/grass/script/raster.py",
>> line 78, in raster_info
>>    s = read_command('r.info <http://r.info>', flags='gre', map=map)
>>  File "/usr/local/grass-7.2.2svn/etc/python/grass/script/core.py",
>> line 461, in read_command
>>    return handle_errors(returncode, stdout, args, kwargs)
>>  File "/usr/local/grass-7.2.2svn/etc/python/grass/script/core.py",
>> line 329, in handle_errors
>>    returncode=returncode)
>> grass.exceptions.CalledModuleError: Module run None ['r.info
>> <http://r.info>', '-gre',
>> 'map=LE07_L1TP_166060_20161016_20161111_01_T1_B8.TIF.aux'] ended with
>> error
>> Process ended with non-zero return code 1. See errors in the (error)
>> output.
>> Traceback (most recent call last):
>>  File "/home/hempire/PycharmProjects/GRASSproject/landsatProcessing.py",
>> line 185, in <module>
>>    output=bluear[n][0:21]+"pansharpen", method="ihs"))
>>  File "/usr/local/grass-7.2.2svn/etc/python/grass/script/core.py",
>> line 410, in run_command
>>    return handle_errors(returncode, returncode, args, kwargs)
>>  File "/usr/local/grass-7.2.2svn/etc/python/grass/script/core.py",
>> line 329, in handle_errors
>>    returncode=returncode)
>> grass.exceptions.CalledModuleError: Module run None ['i.pansharpen',
>> 'blue=LE07_L1TP_166060_20030303_20170126_01_T1_B2',
>> 'green=LE07_L1TP_166060_20030303_20170126_01_T1_B3',
>> 'pan=LE07_L1TP_166060_20161016_20161111_01_T1_B8.TIF.aux',
>> 'output=LE07_L1TP_166060_2003pansharpen', 'method=ihs',
>> 'red=LE07_L1TP_166060_20030303_20170126_01_T1_B4'] ended with error
>> Process ended with non-zero return code 1. See errors in the (error)
>> output.*
>>
>> Note that I have also tried grass.read_command in place of
>> grass.run_command but still getting the same error output.
>>
>>
>>
>>
>> Kind Regards,
>>
>> *Joseph Kariuki*
>>
>> *Geospatial Engineer** | **GIS / Web Developer*
>>
>
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>>
>
>
> --
> Nikos Alexandris | Remote Sensing & Geomatics
> GPG Key Fingerprint 6F9D4506F3CA28380974D31A9053534B693C4FB3
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