append 4 photos to create one highres.

append4Photos.sh

# files need to be named according to this convention:
# name.[####].part_##.ext
# example.1001.part_01.exr

filext=jpg

for i in `ls -t *part_01*`; do
	echo 'Merging parts for '$i
	echo ${i%part*}part_01.$filext
	convert +append ${i%part*}part_01.$filext ${i%part*}part_02.$filext ${i%part*}_top.$filext
	convert +append ${i%part*}part_03.$filext ${i%part*}part_04.$filext ${i%part*}_bottom.$filext
	convert -append ${i%part*}_top.$filext ${i%part*}_bottom.$filext ${i%part*}merged.$filext
	rm ${i%part*}_top.$filext ${i%part*}_bottom.$filext
done