diff --git a/test/tiff-test.sh b/test/tiff-test.sh
index cfec646a..a413096b 100644
--- a/test/tiff-test.sh
+++ b/test/tiff-test.sh
@@ -3,110 +3,110 @@
 
 exifprobe()
 {
-	f=$1
+    f=$1
 
-	# References
-	# process pipe : http://stackoverflow.com/questions/7612320/bash-weird-variable-scope-when-populating-array-with-results
+    # References
+    # process pipe : http://stackoverflow.com/questions/7612320/bash-weird-variable-scope-when-populating-array-with-results
     # to uppercase : http://unix.stackexchange.com/questions/51983/bash-how-to-uppercase-the-command-line-argument
-	# ---------------------------------------
-	# Parse -pa output
-	# Exif.Image.ImageDescription                  Ascii      18  Created with GIMP
-	tags=()
-	typs=()
-	lens=()
-	vals=()
-	while read line; do
-		tag=$(echo $line|cut -d.   -f 3  | cut -d' ' -f 1)                                    ; tags+=($tag)
-		typ=$(echo $line|cut -d' ' -f 2- | sed -E -e 's/ +/ /g' -e 's/^ //' | cut -d' ' -f 1 ); typs+=($typ)
-		len=$(echo $line|cut -d' ' -f 2- | sed -E -e 's/ +/ /g' -e 's/^ //' | cut -d' ' -f 2 ); lens+=($len)
-		val=$(echo $line|cut -d' ' -f 2- | sed -E -e 's/ +/ /g' -e 's/^ //' | cut -d' ' -f 3-); vals+=("$val")
-	done < <(exiv2 -pa $f  2>/dev/null) # process pipe
-	count=${#tags[@]}
+    # ---------------------------------------
+    # Parse -pa output
+    # Exif.Image.ImageDescription                  Ascii      18  Created with GIMP
+    tags=()
+    typs=()
+    lens=()
+    vals=()
+    while read line; do
+        tag=$(echo $line|cut -d.   -f 3  | cut -d' ' -f 1)                                    ; tags+=($tag)
+        typ=$(echo $line|cut -d' ' -f 2- | sed -E -e 's/ +/ /g' -e 's/^ //' | cut -d' ' -f 1 ); typs+=($typ)
+        len=$(echo $line|cut -d' ' -f 2- | sed -E -e 's/ +/ /g' -e 's/^ //' | cut -d' ' -f 2 ); lens+=($len)
+        val=$(echo $line|cut -d' ' -f 2- | sed -E -e 's/ +/ /g' -e 's/^ //' | cut -d' ' -f 3-); vals+=("$val")
+    done < <(exiv2 -pa $f  2>/dev/null) # process pipe
+    count=${#tags[@]}
 
-	echo exiv2 -pa output
-	index=0
-	while [ $index -lt $count ]; do
-		tag=${tags[$index]}
-		typ=${typs[$index]}
-		len=${lens[$index]}
-		val=${vals[$index]}
-		echo ${tag} $'\t' ${typ} $'\t' ${len} $'\t' '"'${val}'"'
-		index=$((index+1))
-	done
+    echo exiv2 -pa output
+    index=0
+    while [ $index -lt $count ]; do
+        tag=${tags[$index]}
+        typ=${typs[$index]}
+        len=${lens[$index]}
+        val=${vals[$index]}
+        echo ${tag} $'\t' ${typ} $'\t' ${len} $'\t' '"'${val}'"'
+        index=$((index+1))
+    done
 
-	# Parse -pS output
-	# address |    tag                           |      type |    count |   offset | value
-	#     254 | 0x00fe NewSubfileType            |      LONG |        1 |        0 | 0
-	TAGS=()
-	TYPS=()
-	LENS=()
-	OFFS=()
-	VALS=()
-	k=0
-	while read line; do
-		k=$((k+1)) # skip the first couple of lines
-		if [ $k -gt 2 ]; then
-			TAG=$(echo $line| cut -d'|' -f 2  | cut -d' ' -f 3    ); TAGS+=($TAG);
-			TYP=$(echo $line| cut -d'|' -f 3  | sed -E -e's/ +//g'); TYPS+=($TYP)
-			LEN=$(echo $line| cut -d'|' -f 4  | sed -E -e's/ +//g'); LENS+=($LEN)
-			OFF=$(echo $line| cut -d'|' -f 5  | sed -E -e's/ +//g'); OFFS+=($OFF)
-			VAL=$(echo $line| cut -d'|' -f 6- | sed -e's/^ //'    ); VALS+=($"$VAL")
-		fi
-	done < <(exiv2 -pS $f 2>/dev/null)
-	COUNT=${#TAGS[@]}
+    # Parse -pS output
+    # address |    tag                           |      type |    count |   offset | value
+    #     254 | 0x00fe NewSubfileType            |      LONG |        1 |        0 | 0
+    TAGS=()
+    TYPS=()
+    LENS=()
+    OFFS=()
+    VALS=()
+    k=0
+    while read line; do
+        k=$((k+1)) # skip the first couple of lines
+        if [ $k -gt 2 ]; then
+            TAG=$(echo $line| cut -d'|' -f 2  | cut -d' ' -f 3    ); TAGS+=($TAG);
+            TYP=$(echo $line| cut -d'|' -f 3  | sed -E -e's/ +//g'); TYPS+=($TYP)
+            LEN=$(echo $line| cut -d'|' -f 4  | sed -E -e's/ +//g'); LENS+=($LEN)
+            OFF=$(echo $line| cut -d'|' -f 5  | sed -E -e's/ +//g'); OFFS+=($OFF)
+            VAL=$(echo $line| cut -d'|' -f 6- | sed -e's/^ //'    ); VALS+=($"$VAL")
+        fi
+    done < <(exiv2 -pS $f 2>/dev/null)
+    COUNT=${#TAGS[@]}
 
-	echo ''
-	echo exiv2 -pS output
-	INDEX=0
-	while [ $INDEX -lt $COUNT ]; do
-		TAG=${TAGS[$INDEX]}
-		TYP=${TYPS[$INDEX]}
-		LEN=${LENS[$INDEX]}
-		OFF=${OFFS[$INDEX]}
-		VAL=${VALS[$INDEX]}
-		echo ${TAG} $'\t' ${TYP} $'\t' ${LEN} $'\t' '"'${VAL}'"'
-		INDEX=$((INDEX+1))
-	done
+    echo ''
+    echo exiv2 -pS output
+    INDEX=0
+    while [ $INDEX -lt $COUNT ]; do
+        TAG=${TAGS[$INDEX]}
+        TYP=${TYPS[$INDEX]}
+        LEN=${LENS[$INDEX]}
+        OFF=${OFFS[$INDEX]}
+        VAL=${VALS[$INDEX]}
+        echo ${TAG} $'\t' ${TYP} $'\t' ${LEN} $'\t' '"'${VAL}'"'
+        INDEX=$((INDEX+1))
+    done
 
-	# ---------------------------------------
-	# Compare
-	echo ''
-	echo "Analysis"
-	echo "count = " $count "COUNT = " $COUNT
-	index=0
-	while [ $index -lt $count ]; do
-		TAG=${TAGS[$index]}
-		tag=${tags[$index]}
-		if [ "$TAG" != "$tag" ]; then echo TAG $TAG $tag mismatch ; fi
+    # ---------------------------------------
+    # Compare
+    echo ''
+    echo "Analysis"
+    echo "count = " $count "COUNT = " $COUNT
+    index=0
+    while [ $index -lt $count ]; do
+        TAG=${TAGS[$index]}
+        tag=${tags[$index]}
+        if [ "$TAG" != "$tag" ]; then echo TAG $TAG $tag mismatch ; fi
 
-		TYP=${TYPS[$index]^^} # to uppercase
-		typ=${typs[$index]^^}
-		if [ "$TYP" != "$typ" ]; then echo TYPE $TYP $typ mismatch ; fi
+        TYP=${TYPS[$index]^^} # to uppercase
+        typ=${typs[$index]^^}
+        if [ "$TYP" != "$typ" ]; then echo TYPE $TYP $typ mismatch ; fi
 
-		LEN=${LENS[$index]}
-		len=${lens[$index]}
-		if [ "$LEN" != "$len" ]; then echo Length $LEN $len mismatch ; fi
+        LEN=${LENS[$index]}
+        len=${lens[$index]}
+        if [ "$LEN" != "$len" ]; then echo Length $LEN $len mismatch ; fi
 
-		VAL=${VALS[$index]}
-		val=${vals[$index]}
-		if [[ "${typ}" == "ASCII" && "$VAL" != "$val" ]]; then echo Value $VAL $val mismatch ; fi
+        VAL=${VALS[$index]}
+        val=${vals[$index]}
+        if [[ "${typ}" == "ASCII" && "$VAL" != "$val" ]]; then echo Value $VAL $val mismatch ; fi
 
-		index=$((index+1))
-	done
+        index=$((index+1))
+    done
 }
 
 # ----------------------------------------------------------------------
 # Setup
 source ./functions.source
 
-(	cd "$testdir"
+(   cd "$testdir"
 
-	testfile=mini9.tif
-	copyTestFile ${testfile}
-	exifprobe ${testfile}
+    testfile=mini9.tif
+    copyTestFile ${testfile}
+    exifprobe ${testfile}
 
-	runTest tiff-test ${testfile}
-	exifprobe ${testfile}
+    runTest tiff-test ${testfile}
+    exifprobe ${testfile}
 
 ) > $results