# Minja - 了解 FFmpeg 的格式转换命令 (Highlights) ![rw-book-cover|256](https://cdn.utgd.net/images/Artboard.png) ## Highlights - ffmpeg -i "视频文件的路径" -b:a 128k "MP3 文件的路径" ([View Highlight](https://read.readwise.io/read/01gyebrwnnn4p071ccbpa06be0)) ^512000067 - `128k` 是一个比较均衡的参数，适合 TAD 演讲、脱口秀、白噪音等“听个响”的音频 ([View Highlight](https://read.readwise.io/read/01gyebrnmw7sy2fckdhbzptfnq)) ^512000019