Re: [boost] [endian] swap_in_place use case

Subject: Re: [boost] [endian] swap_in_place use case
From: Terry Golubiewski (tjgolubi_at_[hidden])
Date: 2010-06-04 13:05:38

Dave Handley wrote:
>>> You definitely don't want a copy in this case since your file could 
>>> easily be
>>> very big.  Think of the case where your file is huge (say 10Gb), you 
>>> really
>>> don't want to perform a copy and swap since that puts your memory need 
>>> at 20Gb
>>> instead of 10Gb.

If you're only going to access each element of the file, then converting 
endian on access should be faster than swapping in place and then 
processing, without needing double the memory.
Could you please give a specific example (preferably with code) that I could 
play with?

terry