[日期时间] 批处理+FFmpeg如何指定目录

@echo off&setlocal EnableDelayedExpansion

echo 请输入修改前的文件扩展名
set /p type=

echo 请输入修改后的文件扩展名
set /p nowType=

echo 请输入起始尾部数字（累加）
set /p bottom=
if "%bottom%"=="" set bottom=1

echo 请输入头部字符(固定)
set /p Str=

echo 请输入需要修改的文件路径
set /p sourcePath=

for /f "delims=" %%i in ('dir "%sourcePath%" /s /b' ) do (
	set F=%%i
	if exist !F!\ (
		if not exist !F! ( md "!F!" )
	) else (
		if "%type%"==" " (
			if "%nowType%"=="" (
				set nowType=%%~xi
			)
			for /f %%j in ('ffprobe -v error -select_streams v:0 -count_packets -show_entries stream^=nb_read_packets -of csv^=p^=0 %%~nxi') do (
				set "FrameCount=%%j"
			)
			for /f %%j in ('ffprobe -v error -show_entries format^=duration -of default^=noprint_wrappers^=1:nokey^=1 %%~nxi') do (
				set "c=%%j"
			)
			echo %FrameCount%
			echo %c%
			set /a "num=%FrameCount% + %c%"
			echo %num%
			ren "!F!" "!Str!!num!.!nowType!"
			set /A bottom+=1
		) else (
			if "%%~xi"==".%type%" (
				ren "!F!" "!Str!!bottom!.!nowType!"
				set /A bottom+=1
			) 
		)
	)
)
echo ----------------------修改完成-------------------------------
pause
复制代码

@echo off
for /f %%i in ('ffprobe -v error -select_streams v:0 -count_packets -show_entries stream^=nb_read_packets -of csv^=p^=0 1.mp4') do (
    set "FrameCount=%%i"
)
for /f %%i in ('ffprobe -v error -show_entries format^=duration -of default^=noprint_wrappers^=1:nokey^=1 1.mp4') do (
    set "c=%%i"
)

set /a "num=%FrameCount% + %c%"


pause
复制代码