#!/bin/sh
# This file is part of uvg266 VVC encoder.
#
# Copyright (c) 2021, Tampere University, ITU/ISO/IEC, project contributors
# All rights reserved.
# 
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
# 
# * Redistributions of source code must retain the above copyright notice, this
#   list of conditions and the following disclaimer.
# 
# * Redistributions in binary form must reproduce the above copyright notice, this
#   list of conditions and the following disclaimer in the documentation and/or
#   other materials provided with the distribution.
# 
# * Neither the name of the Tampere University or ITU/ISO/IEC nor the names of its
#   contributors may be used to endorse or promote products derived from
#   this software without specific prior written permission.
# 
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

# This script updates parameter documentation in ../README.md file.

LANG=C
set -e

cd "$(dirname "$0")"

tmpfile="$(mktemp)"
readme_file="../README.md"

{
    sed '/BEGIN UVG266 HELP MESSAGE/q' -- "$readme_file";
    printf '```\n';
    ../bin/uvg266 --help 2>&1 | tail -n+2;
    printf '```\n';
    sed -n '/END UVG266 HELP MESSAGE/{:a;p;n;ba}' -- "$readme_file";
} >> "$tmpfile"

mv -- "$tmpfile" "../README.md"