linux安装ffmpeg/mencoder/mplayer
[dag]name=Dag RPM Repository for Red Hat Enterprise Linuxbaseurl=http://apt.sw.be/redhat/el$releasever/en/$basearch/daggpgcheck=1enabled=1

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yum install ffmpeg ffmpeg-devel

2.rpm -Uhv http://apt.sw.be/redhat/el5/en/i386/rpmforge/RPMS/rpmforge-release-0.3.6-1.el5.rf.i386.rpm

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3. yum install mplayer mencoder

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参考：http://www.mysql-apache-php.com/ffmpeg-install.htm