[Need Help] Please help me decode or understand this command file

@echo off&(if defined @lo@ goto ¡)&setlocal disableDelayedExpansion&for /f "delims=:. tokens=2" %%A in ('chcp') do set "@chcp@=chcp %%A>nul"&chcp 708>nul&set ^"@args@=%*"
set "@lo@= !#$&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~""
set "@hi@=%=%¡%=%¢%=%¤%=%¥%=%§%=%¨%=%©%=%ª%=%«%=%¬%=%%=%®%=%¯%=%°%=%±%=%²%=%³%=%´%=%µ%=%¶%=%·%=%¸%=%¹%=%º%=%»%=%¼%=%½%=%¾%=%¿%=%À%=%Á%=%Â%=%Ã%=%Ä%=%Å%=%Æ%=%Ç%=%È%=%É%=%Ê%=%Ë%=%Ì%=%Í%=%Î%=%Ï%=%Ð%=%Ñ%=%Ò%=%Ó%=%Ô%=%Õ%=%Ö%=%×%=%Ø%=%Ù%=%Ú%=%Û%=%Ü%=%Ý%=%Þ%=%ß%=%à%=%á%=%â%=%ã%=%ä%=%å%=%æ%=%ç%=%è%=%é%=%ê%=%ë%=%ì%=%í%=%î%=%ï%=%ð%=%ñ%=%ò%=%ó%=%ô%=%õ%=%ö%=%÷%=%ø%=%ù%=%ú%=%û%=%ü%=%ý%=%þ%=%ÿ%=%£%=%"
(setlocal enableDelayedExpansion&for /l %%N in (0 1 93) do set "!@hi@:~%%N,1!=!@lo@:~%%N,1!")&cmd /c ^""%~0" !@args@!"
%@chcp@%&exit /b
:¡
@ECHO OFF
Setlocal EnableDelayedExpansion
set INPUT=D:\render\bin\input
set OUTPUT=D:\rende\bin\output
REM FF Prompt 5.0
REM Open a command prompt to run ffmpeg/ffplay/ffprobe
REM Copyright (C) 2018
%Õ%%x%%Ê%%s%%Õ%%h%%Í%%x%%Æ%%s%%¡%%Ä%%x%%ð%%s%%å%%h%%æ%%x%%¡%%ð%%s%%ç%%h%%¡%%î%%x%%æ%%s%%¡%%Ç%%h%%Ã%%x%%¡%%Ä%%s%%É%%x%%Ö%%s%%Î%%h%%Ð%%x%%Å%%s%%Â%%h%%Î%%x%%¡%%Õ%%x%%³%%h%%Õ%%x%

%Ê%%Ç%%¡%%Ï%%Ð%%Õ%%¡%%Æ%%Ù%%Ê%%Ô%%Õ%%¡%%ã%%ê%%ï%%Ý%%ç%%ç%%î%%ñ%%æ%%è%%¯%%æ%%ù%%æ%%¡%%©%