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Re: divise image envi-idl [message #70958 is a reply to message #70947]

Wed, 19 May 2010 10:33

jeanh
Messages: 79
Registered: November 2009

Member

outname is still wrong (you DO want to keep some space there... read my
previous post)

Jean

On 19/05/2010 10:17 AM, Antoine Cheula wrote:
> "Jeff N.
>
> "You need to read the image data into memory if you want to subscript
> it this way."
>
> That was the problem. I still have a problem to save my divide images
> with the function envi_write_envi_file...
>
> Now, my program look like this :
>
> pro tuilage
>
> ENVI, /RESTORE_BASE_SAVE_FILES
> ENVI_BATCH_INIT
>
> image = 'C:\Documents and Settings\Administrateur\Mes documents
> \cooccurrence+1+2'
> envi_open_file, image, r_fid=fidimage, /NO_REALIZE
>
> if (fidimage eq -1) then begin
> print, 'error nestor'
> endif
>
> envi_file_query, fidimage, dims = dimimage, NB=NBimage, NL=NLimage,
> NS=NSimage, Bnames=Bnamesimage, data_type = data_type
> pos = lindgen(NBimage)
>
> openr, lun, image, /get_lun
> espace = fltarr(NSimage, NLimage, NBimage)
>
> READU,lun, espace
>
> result = fltarr(NSimage/5, NLimage/2, NBimage)
>
> for i = 0, (NSimage-NSimage/5), NSimage/5 do begin
> for j = 0, (NLimage-NLimage/2), NLimage/2 do begin
>
> result = espace[i:i+((NSimage/5)-1),j:j+((NLimage/2)-1),
> 0:NBimage-1]
>
>
> envi_write_envi_file, result, data_type=4, nb=NBimage,
> nl=NLimage/2, $
> ns=NSimage/5, BNAMES=BNamesimages, $
> outname = STRCOMPRESS('C:\Documents and Settings\Administrateur
> \Mes documents\'+string(i/(NSimage/5))+string(j/(NLimage/2)),/
> REMOVE_ALL)
>
> endfor
> endfor
>
> end
>

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[Message index]

		Re: divise image envi-idl By: tonino on Thu, 20 May 2010 14:03
		Re: divise image envi-idl By: tonino on Thu, 20 May 2010 13:22
		Re: divise image envi-idl By: jeanh on Wed, 19 May 2010 10:33
		Re: divise image envi-idl By: Antoine Cheula on Wed, 19 May 2010 07:17
		Re: divise image envi-idl By: jeffnettles4870 on Tue, 18 May 2010 12:22
		Re: divise image envi-idl By: jeanh on Tue, 18 May 2010 12:03
		Re: divise image envi-idl By: tonino on Tue, 18 May 2010 10:50
		Re: divise image envi-idl By: jeanh on Tue, 18 May 2010 09:15

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