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Re: Byte to Real conversion [message #14341 is a reply to message #14340]

Thu, 18 February 1999 00:00

davidf
Messages: 2866
Registered: September 1996

Senior Member

Michael A. Wirth (s9601460@131.170.8.11) writes:

> I am reading some data in from an Magnetic Resonance image which stores
> information about the image in
> a 14336 byte header. I want to extract some of the data from this header
> and am having a problem
> with converting data to integers and reals. The integers are 2-bytes and
> the reals 4-bytes in length. How does
> one convert 4 bytes into a real number?

If the variable number is a four-element byte array holding
the floating point number, you convert it back to a float
like this:

real_num = Float(number, 0)

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting
Phone: 970-221-0438 E-Mail: davidf@dfanning.com
Coyote's Guide to IDL Programming: http://www.dfanning.com/
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[Message index]

		Byte to Real conversion By: Michael A. Wirth on Fri, 19 February 1999 00:00
		Re: Byte to Real conversion By: davidf on Thu, 18 February 1999 00:00
		Re: Byte to Real conversion By: Larry Busse on Tue, 23 February 1999 00:00

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