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Re: [Q]: reading hexadecimal numbers from text files [message #24512 is a reply to message #24511]

Mon, 02 April 2001 17:06

John-David T. Smith is currently offline

John-David T. Smith
Messages: 384
Registered: January 2000

Senior Member

Erin McKay wrote:
>
> I'm working with some DICOM files that are not supported by IDL's built-in
> access functions. I've written a DICOM parser and would like to make use
> of an external DICOM dictionary. But I can't figure out how to interpret
> ASCII strings as hexadecimal coded integers (its always the little
> things...). For example, I need to read lines like:
>
> 7FE0, 0010, 'CS', 'Pixel Data'
>
> and interpret the first 3 fields as unsigned short integers. I also need
> to print these values back out as they are displayed here.
>
> Please forward replies to 'intrigue@ozemail.com.au' as well as this group.

Try the "Z" format code:

a='7FE0'+", 0010, 'CS', 'Pixel Data'" ;can't write "7FE0...
a1=0 & a2=0 & rest=''
reads,a,FORMAT='(Z,I,A)',a1,a2,rest
print,a1,a2,rest

JD

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[Message index]

		Re: [Q]: reading hexadecimal numbers from text files By: intrigue on Mon, 02 April 2001 19:00
		Re: [Q]: reading hexadecimal numbers from text files By: John-David T. Smith on Mon, 02 April 2001 17:06
		Re: [Q]: reading hexadecimal numbers from text files By: davidf on Mon, 02 April 2001 17:07
		Re: [Q]: reading hexadecimal numbers from text files By: davidf on Mon, 02 April 2001 16:58

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