zaqmlp

@echo off
cd /d "%~dp0"
set "prefix=IP监控点1"
set "ip=172.18.3.190"
set "num=1"
set "daterange=20191223_20191223"
set "ext=*.mp4"
for /f "tokens=1* delims=:" %%a in ('dir /a-d/b "%ext%"^|findstr /n .*') do (
    set "f=%%b"
    set "n=00000000%%a"
    setlocal enabledelayedexpansion
    echo;"!f!" --^> "%prefix%_%ip%_%num%_%daterange%_!n:~-6!%%~xb"
    ren "!f!" "%prefix%_%ip%_%num%_%daterange%_!n:~-6!%%~xb"
    endlocal
)
pause
exit
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