[FFmpeg-user] Fedora Unkown encoder 'libmp3lame'

James Darnley james.darnley at gmail.com
Wed Oct 19 23:58:13 CEST 2011


On 2011-10-18 12:06, scoliver wrote:
> I installed some codecs and ffmpeg correctly referencing the internet.The
> configure of ffmpeg is following:
>  ./configure --prefix=/usr --enable-gpl --enable-shared --enable-libmp3lame
> --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libvorbis
> --enable-libxvid --enable-libfaac --enable-libx264 --enable-pthreads
> --disable-ffserver --disable-ffplay --enable-nonfree --enable-version3
> --extra-ldflags=-ldl

FFmpeg disagrees with that:
>
>   configuration: --prefix=/usr

> And there are other similar problems like Unknown encoder
> 'libopencore-amrwb',Unknown encoder 'libfaac',Unknown encoder 'libxvid'.But
> when I configure ffmpeg,it shows the following:
> ......
> libfaac enabled           yes
> libgsm enabled            no
> libmp3lame enabled        yes
> libnut enabled            no
> libopencore-amrnb support yes
> libopencore-amrwb support yes
> ......


Make sure you're running the right FFmpeg, not the one installed by
your package manager.


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