#!/bin/bash

die()
{
	echo "$@" 1>&2
	exit 1
}

[ -e "$1" ] || die "File not found: $1"
INFILE="$1"
BASENAME="${1%.*}"
THUMBFILE="$BASENAME.jpg"

# Don't overwrite existing file
[ -e "$THUMBFILE" ] && die "File already exists: $THUMBFILE"

echo Generating thumbnail \"$THUMBFILE\"
/usr/bin/ffmpegthumbnailer -i "$INFILE" -o "$THUMBFILE" -s 0 -f