flashercs

@echo off
cd /d "%~dp0"
set "srcdir=C:\1"
set "dstdir=C:\mp4"
for /r "%srcdir%" %%A in ("*") do (
  call :getnewname "%%A"
)
pause
exit /b

:getnewname
set "newname=%~nx1"
set n=0
:loop
set /a n+=1
if exist "%dstdir%\%newname%" (
  set "newname=%~n1_%n%%~x1"
  goto loop
)
echo copy %1 --^> "%dstdir%\%newname%"
copy %1 "%dstdir%\%newname%"
exit /b
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