SITE PARA DOWNLOAD
https://www.gyan.dev/ffmpeg/builds/
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CÓDIGO PARA SCRIPT
@echo off
SETLOCAL EnableDelayedExpansion
IF "%1"=="" (
FOR /F "tokens=*" %%G IN ('dir /b *.mp4') DO (
set /a number=!random! %% 7-1
ffmpeg -i "%%G" -fflags +bitexact -flags:v +bitexact -flags:a +bitexact -map_metadata -1 -map_chapters -1 -vf noise=alls=!number!:allf=t "%%~nG_!RANDOM!.mp4"
)
) ELSE (
ffmpeg -i "%1" -fflags +bitexact -flags:v +bitexact -flags:a +bitexact -map_metadata -1 -map_chapters -1 -vf noise=alls=1:allf=t "%~n1_ywb.mp4"
)