sudo apt-get install software-properties-common sudo apt-get install --reinstall ca-certificates sudo apt-get --purge remove ffmpeg sudo apt-get --purge autoremove sudo apt-get install ppa-purge sudo ppa-purge ppa:jon-severinsson/ffmpeg sudo add-apt-repository ppa:mc3man/trusty-media sudo apt-get update sudo apt-get dist-upgrade sudo apt-get install ffmpeg
ffmpeg合并视频和音频文件:
ffmpeg -i video.mp4 -i audio.m4a -vcodec copy -acodec copy output.mp4
Centos 6/7 安装ffmpeg
yum -y --enablerepo=atrpms install ffmpeg ffmpeg-devel rpm -ivh http://dl.atrpms.net/all/atrpms-repo-6-7.el6.x86_64.rpm yum -y --enablerepo=atrpms install ffmpeg ffmpeg-devel ffmpeg -version
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