[ffmpeg] 常用命令行之音频转换
@REM mp3
@REM libmp3lame
ffmpeg -i audio.wav -acodec libmp3lame audio.mp3
@REM ogg
@REM libvorbis
ffmpeg -i audio.wav -acodec libvorbis audio.ogg
@REM aac
@REM libfaac
ffmpeg -i audio.wav -acodec libfaac audio.aac
@REM ac3
@REM libmp3lame
ffmpeg -i audio.wav -acodec libmp3lame audio.mp3
@REM wav
@REM libmp3lame
ffmpeg -i input.aac -acodec pcm_s16le output.wav
说明：如果有精彩文章或者技巧，欢迎投稿
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