ffmpeg fix script

@ECHO OFF
if "%~1"=="" (
	ECHO No file given
	pause
	exit
)

SET path="%~f1"

SET partialpath="%~dp1"
SET filename="%~n1"
SET ext="%~x1"

REM replace .mp4 with %ext% to make it the same filetype
SET outpath="%partialpath%%filename%_fixed.mp4"
SET outpath=%outpath:"=%

ECHO %path%

SET /P start="Enter start time: "

cd /d "E:\Desktop\Stuff\ffmpeg\bin"
ffmpeg.exe -ss %start% -i %path% -map 0:v -map 0:a -c:v copy -crf 17 -c:a aac -movflags +faststart "%outpath%"
pause