Add getopt option parsing, and set size and title as options.

1 files changed, 15 insertions, 2 deletions

diff --git a/localvideowebencode b/localvideowebencode
index e49999e..cb4b2e1 100755
--- a/localvideowebencode
+++ b/localvideowebencode
@@ -15,6 +15,20 @@ exit1() {
 	exit 1
 }
 
+PRG=$(basename "$0")
+
+# parse cmdline options
+TEMP="`getopt -s sh -o s:t: -l size:,title: -n "$PRG" -- "$@"`" || exit1 "Internal getopt error."
+eval set -- "$TEMP"
+while true ; do
+	case "$1" in
+		-s|--size) size="$2"; shift 2;;
+		-t|--title) title="$2"; shift 2;;
+		--) shift; break;;
+		*) exit1 "Internal error resolving options.";;
+	esac
+done
+
 # input filename (mandatory)
 infile="$1"; shift || exit1 "Input file missing!"
 filebase=$(echo "$infile" | perl -pe 's/\.[^.]*//')
@@ -22,13 +36,12 @@ filebase=$(echo "$infile" | perl -pe 's/\.[^.]*//')
 # output size in WIDTHxHEIGHT (mandatory)
 # TODO: Make optional with input size as default
 # TODO: Make each half of size optional with default resolved from input aspect ratio
-size="$1"; shift || exit1 "Unknown output size!"
+[ -n "$size" ] || exit1 "Unknown output size!"
 width=$(echo "$size" | perl -pe 's/[^x]*x//')
 height=$(echo "$size" | perl -pe 's/x[^x]*//')
 heightplus=${height:+$(($height+4))}
 
 # fallback graphics title
-# TODO: implement --title option (set it in environment for now)
 title=${title:-$filebase}
 
 # TODO: Check and fail if all needed tools are not available