ffmpeg几个简单用法ffmpeg安装1 brew install ffmpeg 提取字幕1 ffmpeg -i '/Download/Superman.and.Lois.S01E12.1080p.AMZN.WEB-DL.DDP5.1.H.264-NTb.mkv' -map 0:s:0 sub1.srt 视频拼合创建视频清单 filelist.txt1 2 3 file 'new1.mov' file 'new2.mov' file 'new3.mov' 合并视频1 ffmpeg -f concat -i filelist.txt -c copy output.mov mov 转 mp41 ffmpeg -i output.mov -vcodec h264 -acodec mp2 newvodeo.mp4