Initial working commit

Stripped sensitiv information
2019-05-22 13:39:54 +02:00
parent b1e7b419ed
commit 3775d4ddd2
4 changed files with 285 additions and 0 deletions
--- a/piwigo_thumbgen.sh
+++ b/piwigo_thumbgen.sh
@@ -0,0 +1,86 @@
+#!/bin/bash
+#Author: Poul Serek
+
+shopt -s globstar
+
+#echo "Starting Piwigo thumbnail generation"
+
+#Remember a trailing '/'
+sourceDir="$1"
+destDir="$2"
+
+echo "Source: $sourceDir"
+echo "Dest: $destDir" 
+
+counter=0
+fnNoExt=""
+fnExt=""
+fnPath=""
+
+STARTTIME=$(date +%s)
+
+# drop CIFS cache in case target files existed before 
+sync; echo 3 > /proc/sys/vm/drop_caches;
+
+for file in "$sourceDir"/**/*.{jpg,JPG,jpeg,JPEG}
+do
+        if [[ ! -f "$file" ]]
+        then
+                continue
+        fi
+
+	case $file in
+		*[[:space:]]*)
+			# replace all blanks
+			mv "${file}" "${file// /_}"
+			file=${file// /_}
+			echo "Space replaced: ${file}"
+			;;
+	esac
+
+        fnNoExt="${file%.*}"
+        fnExt="${file##*.}"
+        fnPath="${file%/*}"
+        fnPath="${fnPath#$sourceDir}"
+        fnNoExt="${fnNoExt#$sourceDir}"
+
+        #echo "${fnPath}  ${fnNoExt}"
+
+        #If the medium thumbnail exists we assume that the rest also exists and skip this image
+        if [ ! -f "${destDir}${fnNoExt}-me.${fnExt}" ]; then
+	
+		mkdir -p "${destDir}${fnPath}"
+	
+		#Error checking
+        	result=$(jpeginfo -c "$file")
+	        if [[ $result != *"[OK]"* ]]
+        	then
+                	echo $result
+	        fi
+
+		# Auto rotate source image according to exif orientation information
+		orient=$(exiftool -Orientation "${file}")
+		if [ ! -z "${$orient##*"normal"*}" ]; then
+			mogrify -auto-rotate -quality 94 "${file}" #> /dev/null 2>&1 
+		fi
+                #echo "MISSING! ${destDir}${fnNoExt}-me.${fnExt}"
+                #Store correctly oriented base image (medium) in memory. All other thumbnails are created from this
+                convert "${file}" -auto-orient -thumbnail 1008x756^ -write mpr:baseline +delete \
+                	mpr:baseline -write "${destDir}${fnNoExt}-la.${fnExt}" +delete \
+			mpr:baseline -thumbnail 792x594 -write "${destDir}${fnNoExt}-me.${fnExt}" +delete \
+			mpr:baseline -thumbnail 150x9999 -write "${destDir}${fnNoExt}-cu_s150x9999.${fnExt}" +delete \
+			mpr:baseline -thumbnail 144x144 -write "${destDir}${fnNoExt}-th.${fnExt}" +delete \
+			mpr:baseline -define jpeg:size=144x144 -thumbnail 120x120^ -gravity center -extent 120x120 "${destDir}${fnNoExt}-sq.${fnExt}"
+			#mpr:baseline -resize 240x240 -write "${destDir}${fnNoExt}-2s.${fnExt}" +delete \
+	fi
+        counter=$[$counter +1]
+        if [ $(($counter%100)) -eq 0 ]; then
+                ENDTIME=$(date +%s)
+                echo "Processed: ${counter} - Executing for $((($ENDTIME - $STARTTIME)/60)) minutes"
+        fi
+done
+
+chown -R www-data: ${destDir}
+
+ENDTIME=$(date +%s)
+echo "It took $((($ENDTIME - $STARTTIME)/60)) minutes to complete this task..."