[Collapse png tree] Convert folder of pngs to a pdf taking folder name as filename #bash #imagemagick #file_operations

pngFolderToPdf.sh

# Takes a folder tree of pngs and converts them to pdf per folder. e.g.
# |- 1 
# |  |- 1_1.png
# |  |- 1-2.png
# |- 2
# |  |- 2_1.png
# |  |- 2_2.png
#
# will create two pdfs called 1.pdf and 2.pdf in the directory of script.

for file in `find . -name "*.png" -exec dirname {} \; | sort | uniq`
do
	base="$(basename $file)"
	echo "$base"
	files="$(find $file -type f -name "*.png" | sort)"
	echo "$files"
	convert $files "$base.pdf"
done