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20010322: 20010322: image display problems in garp, nsat and nmap

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  • Subject: 20010322: 20010322: image display problems in garp, nsat and nmap
  • Date: Thu, 22 Mar 2001 16:36:14 -0700
Dave,

That message indicates that you have 2 byte imagery (not the same as what is
in the data stream for IDD).

Can you upload one of the offending IR or WV images?

Thanks,

Steve


>From: David Fitzgerald <address@hidden>
>Organization: UCAR/Unidata
>Keywords: 200103222227.f2MMRYL28443

>Chiz,
>
>The images are for GOES-EAST data from the summer of 1999.
>Here is what areaInfo -v gives me:
>
>/var/data/NECOPS_IMAGERY/temp% areaInfo -v ./IR_19990817_1102
>zsiz 2 != 1 not supported
>
>I get the same result for WV AND VIS, but visible images are displaying
>fine.
>
>Dsve
>
>
>
>-----Original Message-----
>From: Unidata Support [mailto:address@hidden]
>Sent: Thursday, March 22, 2001 4:58 PM
>To: David Fitzgerald
>Cc: 'address@hidden'; Richard Clark
>Subject: 20010322: image display problems in garp, nsat and nmap 
>
>
>>From: David Fitzgerald <address@hidden>
>>Organization: UCAR/Unidata
>>Keywords: 200103222122.f2MLMFL26416
>
>>I have been getting some archived satellite images from the SSEC and am
>>having a problem viewing the Infra-red and Water Vapor images using Garp,
>>Nsat and Nmap.  Visible images display just fine, but the IR and WV show up
>>as all white images.  The IR and WV images DO work in McIDAS (go figure
>>coming from Wisconsin!), but unfortunately they have to work in Garp.  Do
>>you know of any reason why Garp would NOT display McIDAS AREA files
>>correctly, particularly only for IR and Water Vapor?  If so how do I fix
>it?
>>
>>Thanks in advance!
>>
>>Dave
>>
>>********************************************************************
>>David Fitzgerald                      Phone:  717-871-2394
>>Distributed System Specialist Fax:      717-871-4725
>>Millersville University             
>>Millersville, PA 17551          E-mail: address@hidden
>>
>>
>
>
>David,
>
>If the files are "raw" images without the calibration block, the default
>GEMPAK color table will be incorrect. Or, if there is no imgtyp.tbl
>entry for the platform, you could be [IM -1] no image but ist doesn't
>sound like that is the problem. You don't mention what satellite the
>images are for- so I can't guess as to whether that might be a problem. 
>Can you send me the output of "areaInfo -v" and/or uplink one of the files 
>to ~gbuddy/incoming?
>
>Steve Chiswell
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