#! /bin/sh

if [ -z "$1" ]; then
   echo "Usage: $0 input.avi [title]"
   exit 1
fi

input="$1"
title="$2"

if [ "$title" ]; then
   echo "INAM $title" | iconv -f koi8-r -t utf-8 >avi_comments.txt
   echo "ICMT Codec: FFmpeg (DivX5)" >>avi_comments.txt
fi

avimerge -i "$input" -f avi_comments.txt -o output.avi &&
exec mv output.avi "$input"