add scan script for epson, with enabled compression*

scan

@@ -0,0 +1,44 @@
+
+TEMPDIR=/tmp/scanner/
+
+
+RET_SCAN=0
+RET_MAGICK=-1
+FILENAME="UNDEFINED"
+
+if [ ! -d "$TEMPDIR" ]; then
+    echo "create tempdir as it does not exist"
+    mkdir $TEMPDIR
+    echo "mkdir returned: " $?
+fi
+
+if [ -d "$TEMPDIR" ]; then
+    scanimage --tl-x 7 -d utsushi:esci:usb:0x04B8:0x110B --batch="$TEMPDIR/out%d.pnm" \
+        --source=ADF \
+        --resolution=200
+    RET_SCAN=$?
+    echo "scanimage retured:" $RET_SCAN
+else
+    echo "$TEMPDIR does not exist and could not be created"
+fi
+#scanimage error 1, 2 
+#returns on success also 2
+
+if [ $RET_SCAN == 2 ]; then
+    DATE=$(date  +scan_%F-%s)
+    FILENAME="$TEMPDIR/$DATE.pdf"
+    magick -compress jpeg -quality 60 -density 150 "$TEMPDIR/out*.pnm" $FILENAME
+    RET_MAGICK=$?
+
+    for pnmFile in "$TEMPDIR/out*.pnm"
+    do
+        echo "remove temporary pnm files in $TEMPDIR"
+        rm $pnmFile
+    done
+fi
+if [ $RET_MAGICK == 0 ]; then
+    echo "magick sucessful converted $FILENAME"
+    xdg-open $FILENAME
+else
+    echo -e "ERROR: magick returned: " $RET_MAGICK " there sems to be nothing to do\n is the paper inserted?"
+fi