Display a folder tree with an image count for each folder containing any .jpg files.

folder_image_counts.sh

#!/bin/sh

dir="$1"
identation="$2"
self="$0"

if test "$dir" = ""
then
	dir="."
fi

# use simple find so that it can work even on BusyBox linuxes
image_count=`find "$dir" -type f -name '*.jpg' -print | grep -v '/.AppleDouble/' | grep -v '/CaptureOne/' | wc -l`
if test $image_count -gt 0
then
	echo "$identation$dir: $image_count"
	for file in `ls -a -- "$dir"`
	do
		# BusyBox has a very dump basename, which does not understand the "--" options ending flag
		file=`basename "$file"`
		path="$dir/$file"
		if test -d "$path" -a "$file" != "." -a "$file" != ".." -a "$file" != ".AppleDouble" -a "$file" != "CaptureOne"
		then
			$self "$path" "$identation  "
		fi
	done
fi