FFmpeg with amr support
To enable amr support in ffmpeg, you will need to rebuild it, ffmpeg version numbers may be different and you may need to adjust this when following the guide.
Install the tools
su -
yum -y install rpmdevtools yum-utils
Download ffmpeg source from your normal user terminal (not root) and create a build enviroment
yumdownloader --source ffmpeg
rpmdev-setuptree
Now we download the dependencies to build ffmpeg
To enable amr support in ffmpeg, you will need to rebuild it.
Install the tools
su -c 'yum -y install rpmdevtools yum-utils'
Download ffmpeg source from your normal user terminal (not root) and create a build enviroment
yumdownloader --source ffmpeg
rpmdev-setuptree
Now we download the dependencies to build ffmpeg
su -c 'yum-builddep ffmpeg-0.8.7-1.fc16.src.rpm'
Now we install the src.rpm into the build enviromet and rebuild it, again a normal user terminal not root.
rpm -ivh ffmpeg-0.8.7-1.fc16.src.rpm
rpmbuild -ba /home/$(logname)/rpmbuild/SPECS/ffmpeg.spec
Now we just need to install the new rpms, theses are in your home directory /rpmbuild/RPMS and you need to install ffmpeg and ffmpeg-libs,
if you already have them installed the use yum reinstall --nogpgcheck /...............
Below is a 64 bit rpms i have built
 ffmpeg-0.8.7-1.fc16.x86_64.rpm | [ ] | 253 Kb |
| ffmpeg-libs-0.8.7-1.fc16.x86_64.rpm | [ ] | 3066 Kb |