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Re: open and save a set of image [message #51411 is a reply to message #51365]

Mon, 20 November 2006 09:04

greg michael
Messages: 163
Registered: January 2006

Senior Member

Hold on - what's that *.200* about? That wouldn't match either of the
names you showed.

Try beginning from something like:

print,file_search('D:\mydocs\tmp\*.*')

(or a path with just a * for unix) - see if it lists what you expect.

many greetings,
Greg

cecilia.devecchi@gmail.com wrote:
> No, sorry....We open, read, extract our data. We have written the
> following 'loop for' to open these data:
>
> file_array=file_search('filepath', '*.200*', count=num_file)
> for i=0, num_file-1 do begin
> filename=file_array(i)
> print, filename
> openr, lun, /get_lun, filename
>
> ;read
> free_lun, lun
> ;Analyze....
> ....
> ....
> endfor
>
> But analyze only the first file.....where do we wrong?
> We hope to explain our problem....
>
>
>
> Ben Tupper ha scritto:
>
>> cecilia.devecchi@gmail.com wrote:
>>> Well, probably we're more newbie than others :).
>>>
>>> We agree with Paul, we have given few details. We know that we need of
>>> a FOR loop, but we have this problem: the name of image are
>>> 01--1-960305-0941-D-24258, 02--1-960409-0941-D-24759, etc...How do we
>>> open (simply open) all the image with this kind of name? For the remain
>>> of homework (analisys etc), the script is already written.
>>> We need some advice about this "name problem" from programmers expert
>>> (like David that is a "IDL guru" ;)) or programmer that has already
>>> dealt this problem.
>>
>>
>> Hi,
>>
>> Is the concern is that your files don't have extensions? If so, then
>> rest easy if the images are standard format like TIFF, PNG, etc.
>>
>> I created a TIFF and saved it without an extension. IDL (6.3) read it
>> back in without a hitch.
>>
>> IDL> image = read_image('/Users/ben/12--345-67')
>> IDL> help, image
>> IMAGE BYTE = Array[406, 408]
>>
>> Does that help?
>>
>> cheers,
>> Ben

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[Message index]

		open and save a set of image By: cecilia.devecchi on Thu, 16 November 2006 07:06
		Re: open and save a set of image By: David Fanning on Tue, 21 November 2006 06:49
		Re: open and save a set of image By: Paolo Grigis on Tue, 21 November 2006 06:29
		Re: open and save a set of image By: cecilia.devecchi on Tue, 21 November 2006 05:29
		Re: open and save a set of image By: Paul Van Delst[1] on Tue, 21 November 2006 07:36
		Re: open and save a set of image By: greg michael on Mon, 20 November 2006 09:04
		Re: open and save a set of image By: David Fanning on Mon, 20 November 2006 06:35
		Re: open and save a set of image By: cecilia.devecchi on Mon, 20 November 2006 06:23
		Re: open and save a set of image By: btt on Mon, 20 November 2006 06:12

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