anpassung für transparente png konvertierung

bin/generationlib

@@ -88,8 +88,9 @@ fi
 
 CHECKFILE=0
 SLEEPTIME=0.5
+BACKGROUND=''
 
-while getopts "j:i:kc:s:o:hc:" OPT; do # "j:" waits for an argument "h" doesnt
+while getopts "j:i:kc:s:o:hc:bc" OPT; do # "j:" waits for an argument "h" doesnt
     case $OPT in
     h)  echo "$USAGE"
         exit 0 ;;
@@ -98,6 +99,7 @@ while getopts "j:i:kc:s:o:hc:" OPT; do # "j:" waits for an argument "h" doesnt
     c)  CFG_FILENAME=$OPTARG ;;
     o)  OUTDIR=$OPTARG ;;
     s)  SLEEPTIME=$OPTARG ;;
+    b)  BACKGROUND='-background transparent ';;
     i)  INPUT_FILENAME=$OPTARG ;;
     *) echo "$USAGE" >&2; exit 1;   # Default.
     esac
@@ -113,15 +115,16 @@ echo $INPUT_FILE
 for i in `ls $INPUT_FILE| grep .svg `
 do 
     ID=`echo "$i" | sed -e 's/;.*//g'`
-    PIC_NAME=`echo "$i" | sed -e 's/.svg/.jpg/g'`
+    PIC_NAME=`echo "$i" | sed -e 's/.svg//g'`
     FILE_PATH=$INPUT_FILE/$PIC_NAME
     if [ -s $FILE_PATH ] && [ $CHECKFILE -eq 1 ]
         then
             echo $PIC_NAME exists
         else 
             RESIZE="${width}x${height}"
-            SWITCHES="-density $density $INPUT_FILE/$ID -resize $RESIZE $INPUT_FILE/$PIC_NAME"
+            SWITCHES="-density $density $BACKGROUND$INPUT_FILE/$ID -resize $RESIZE $INPUT_FILE/$PIC_NAME.$format"
             CMDLINE="$CMD $SWITCHES"
+            echo $CMDLINE
             (echo $ID; $CMDLINE) &