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Re: Q: IDL and endianness issues [message #19720 is a reply to message #19686]

Tue, 11 April 2000 00:00

Liam E. Gumley
Messages: 378
Registered: January 2000

Senior Member

> Ossi Vaananen wrote:
>> Hi!
>>
>> Let's say I have a binary file with known structure, and
>> the file is written on a little-endian machine. Then I want
>> to read it again on a big-endian machine. How do I do it?
>>
>> If endianness was no problem, I could do this simply by
>> creating a structure with contents that match the alignment
>> of the different data types in the binary file, and then
>> read data to it from the file with READU.
>>
>> In Matlab, files can be opened with the endianness of the
>> file explicitly given as an argument to fopen. In IDL manuals
>> I saw no reference to such a feature in IDL.
>>
>> The question is, does there exist a built-in feature in IDL
>> that somehow allows endianness-specified file I/O?

You might want to check out the following:
http://cimss.ssec.wisc.edu/~gumley/binarytools.html

Cheers,
Liam.

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[Message index]

		Re: Q: IDL and endianness issues By: Nando Iavarone on Thu, 13 April 2000 00:00
		Re: Q: IDL and endianness issues By: Liam E. Gumley on Tue, 11 April 2000 00:00
		Re: Q: IDL and endianness issues By: Paul van Delst on Tue, 11 April 2000 00:00
		Re: Q: IDL and endianness issues By: Ed Santiago on Tue, 11 April 2000 00:00
		Re: Q: IDL and endianness issues By: John-David T. Smith on Tue, 11 April 2000 00:00

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