[文件操作] 批处理怎样把目录下的MP4 批量切片？

cd /d "%~dp0"
for /f "delims=" %%A in ('dir *.mp4 /b /s') do (
  md "%%~nA" 2>nul
  ffmpeg -i "%%A" -profile:v baseline -level 3.0 -start_number 0 -hls_time 60 -hls_list_size 0 -f hls "%%~nA\index.m3u8"
)
pause
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