script to convert 1st page of PDF to jpeg

README

@@ -31,6 +31,14 @@ python wiki-download.py --help
 
 python imposition.py --dir imgs/  --size a3 --order random
 
+### pdf_cover.sh
+Converts first page of PDFs to a jpeg with the ending _cover.jpeg
+
+Usage:
+./pdf_cover.sh imgs-dir-name
+
+Software dependencies:
+gs (ghostscript)
 
 
 ### imgs2pdf.sh

pdf_cover.sh

@@ -0,0 +1,25 @@
+#!/bin/sh
+
+# Script converts first page of PDFs to a jpeg with the ending _cover.jpeg
+# Software dependencies: gs
+# Usage: ./pdf_cover.sh imgs-dir-name
+
+DIR=""
+echo ${#1}
+
+if [ ${#1} -gt 0 ] # check arguments given
+then
+    DIR=$1
+    echo "PDF from $DIR directory: cover converted to png"
+
+    for f in $DIR/*.pdf # convert imgs to tmp pdfs
+    do
+	COVER=$DIR/`basename "$f" .pdf`_cover.jpeg
+	echo $COVER
+	gs -q -dNOPAUSE -dSAFER  -dBATCH -sDEVICE=jpeg -r300x300 -sOutputFile="$COVER" -dLastPage=1 "$f"
+#       convert "$f"[0] "$COVER"
+    done
+#    pdftk $DIR*.pdf cat output $FILENAME # concatonate single pdf into 1 pdf 
+else
+    echo "You forgot to provide the PDFs directory as first argument"
+fi