Picture Resizer Script

From Notes

Use this script to process a directory of pictures.

#/bin/bash

if [ ! -d $1 ]; then
	echo "$1 is not a directory"
	exit
fi

# set up directory names
dir=$1
picDir="gallery/$dir/pics"
thumbDir="gallery/$dir/thumbs"
albumDir="gallery/$dir/album"
album="$albumDir/album.png"

if [ -f $album ]; then
	rm -f $album
fi

if [ ! -d $picDir ]; then
	mkdir -p $picDir
fi

if [ ! -d $thumbDir ]; then
	mkdir -p $thumbDir
fi

if [ ! -d $albumDir ]; then
	mkdir -p $albumDir
fi

for i in $dir/*; do
	# make a temp for the thumbnail
	temp=`mktemp`

	# get extension (type) of file
	ext=`echo $i | awk -F. '{print $NF;}'`

	# get the filename
	basename=`basename $i .$ext`

	# define pic, thumbnail and album picture names
	pic="$picDir/$basename.$ext"
	thumb="$thumbDir/$basename.$ext"

	# Make thumbnail
	echo "Thumbnail: $thumb"
	convert $i -thumbnail 33856@ -gravity center -background transparent -extent 184x184 $temp
	convert -page +4+4 $temp -matte \( +clone -background black -shadow 90x4+4+4 \) +swap -background none -mosaic $thumb
	
	# Make the album pic, if not already exists.
	if [ ! -f $album ]; then 
		echo "Album: $album"
		convert $temp -bordercolor white  -border 6      -bordercolor grey60 -border 1      -bordercolor none  -background  none      \( -clone 0 -rotate `convert null: -format '%[fx:rand()*30-15]' info:` \)      \( -clone 0 -rotate `convert null: -format '%[fx:rand()*30-15]' info:` \)      \( -clone 0 -rotate `convert null: -format '%[fx:rand()*30-15]' info:` \)      \( -clone 0 -rotate `convert null: -format '%[fx:rand()*30-15]' info:` \)      -delete 0  -border 100x80  -gravity center      -crop 240x240+0+0  +repage  -flatten  -trim +repage      -background black \( +clone -shadow 60x4+4+4 \) +swap      -background none  -flatten $album
	fi

	rm -f $temp

	# Make picture
	echo "Picture: $pic"
	convert $i -resize "660>" $pic
done