@echo off for /f %%a in ('dir "webui\asset\audio\*.s3p" /s /b') do ( echo "%%~fa" s3p_extract %%~fa ffmpeg -i "%%~fa.out\0.wma" -vn -ar 44100 -ac 2 -b:a 192k "%%~fa.out\..\0.mp3" ffmpeg -i "%%~fa.out\1.wma" -vn -ar 44100 -ac 2 -b:a 192k "%%~fa.out\..\1.mp3" rmdir /s /q "%%~fa.out" del %%~fa ) @echo on