ffmpeg从mp4提取音频命令

从mp4中提取出aac文件(听歌必备)：

ffmpeg -i input-video.mp4 -vn -acodec copy output-audio.aac

1	ffmpeg -i input-video.mp4 -vn -acodec copy output-audio.aac

This article is licensed with Creative Commons Attribution-NonCommercial-No Derivatives 4.0 International License