mincswap

#!/bin/bash
#
# Edits a minc header, swapping occurances of two strings 
#
# (e.g. useful if you're trying to swap x/y dimension names)

minc=$1
attr1=$2
attr2=$3
tmpattr=att$RANDOM

if [ $# -ne 3 ]; then
  echo "Swaps strings in a minc header"
  echo 
  echo "Usage: mincswap <input.mnc> <string> <string>"
  echo
  echo "NOTE: this script happily clobbers your input files without checking"
  echo "that these strings exist, and don't overlap, etc."
  echo 
  exit
fi

mincedit $minc "sed -i -e s/$attr1/$tmpattr/g -e s/$attr2/$attr1/g -e s/$tmpattr/$attr2/g"