Extract lifecast top left images to improve them using for example topaz; and then recreate with the improved image the lifecast rgbd frame

1_extract-nw.sh

#!/bin/bash
# Extract north west of image / top left. Lifecast output jpgs must be in 0_out
# sudo apt install imagemagick
mkdir -p 1_nw
for f in 0_out/*.jpg
do
echo $f
convert $f -crop 1920x1920+0+0 1_nw/$(basename ${f})
done

2_composite.sh

#!/bin/bash
# Merge 0_out images with 1_nw
mkdir -p 2_composite
for f in 0_out/*.jpg
do
echo $f
composite 1_nw/$(basename ${f}) ${f} 2_composite/$(basename ${f})
done