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Re: RE trying to export pixel data from .dat files, based on coordinate loc [message #71679 is a reply to message #71678]

Tue, 13 July 2010 11:53

penteado
Messages: 866
Registered: February 2018

Senior Member
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On Jul 13, 3:50 pm, Paulo Penteado <pp.pente...@gmail.com> wrote:
> On Jul 13, 3:40 pm, Snow53 <jennifer_wa...@hotmail.com> wrote:
>
>> Ok, I modified the code to just run off IDL (not calling ENVI) to get
>> around the need for .hdr and everything is working, but with one
>> problem. It runs great with up to six files. but then runs out of
>> luns after that. I'm wondering if the problem lies in the file array
>> (since 1000 files are named in the array). Any advice for how to fix
>> this problem?
>
> The pool of luns is small. As your code is, you are getting a new lun
> from the pool at every file open, but not giving it back when done.
> Just replace the "close,u" with a "free_lun,u".

To be more clear: close only closes the file, it does not release the
lun. Free_lun does both (so it is redundant to call both close and
free_lun).

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[Message index]

		Re: RE trying to export pixel data from .dat files, based on coordinate loc By: Snow53 on Tue, 13 July 2010 12:06
		Re: RE trying to export pixel data from .dat files, based on coordinate loc By: penteado on Tue, 13 July 2010 11:53
		Re: RE trying to export pixel data from .dat files, based on coordinate loc By: penteado on Tue, 13 July 2010 11:50
		RE: RE trying to export pixel data from .dat files, based on coordinate loc By: Snow53 on Tue, 13 July 2010 11:40

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