Create kra-output.sh

kra-output.sh

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+#!/bin/bash
+# kra processing
+# Wrote this script by taking some inspiration from bloodywing and David revoy's script
+
+#: Author      : Raghavendra kamath < raghu@raghukamath.com >
+#: License     : GPL
+
+
+# get current working directory
+export cwd="$PWD"
+
+#create appropriate folders for output
+mkdir output-lowres
+
+#create a folder in tmp for unzipping contents of kra file
+mkdir -p /tmp/kra-output
+
+#start the loop for each file in cwd
+for f in *.kra
+do
+echo "processing file - $f"
+
+#unzip the merged png image inside kra file
+unzip -j "$f" "mergedimage.png" -d "/tmp/kra-output/" > /dev/null 2>&1
+
+#convert the extracted png into normal srgb file and copy it back to output folder
+convert /tmp/kra-output/mergedimage.png -colorspace sRGB -background white -alpha remove -resize 40% -quality 95 "$cwd"/output-lowres/${f%.*}-lowres.jpg
+#remove the output image (need to find better way to do this)
+rm /tmp/kra-output/mergedimage.png
+done
+#delete the tmp folder
+rm -rf /tmp/kra-output
+echo "finished exporting"