[root@backend ~]# yum --enablerepo=livna --disablerepo=atrpms install k3b-extras-nonfree
Loading "installonlyn" plugin
Setting up Install Process
Setting up repositories
Reading repository metadata in from local files
Parsing package install arguments
Resolving Dependencies
--> Populating transaction set with selected packages. Please wait.
---> Package k3b-extras-nonfree.i386 0:0.12.17-3.lvn6 set to be updated
--> Running transaction check
--> Processing Dependency: libavformat.so.51 for package: k3b-extras-nonfree
--> Restarting Dependency Resolution with new changes.
--> Populating transaction set with selected packages. Please wait.
---> Package ffmpeg-libs.i386 0:0.4.9-0.34.20070204.lvn6 set to be updated
--> Running transaction check

Dependencies Resolved

=============================================================================
 Package                 Arch       Version          Repository        Size
=============================================================================
Installing:
 k3b-extras-nonfree      i386       0.12.17-3.lvn6   livna              69 k
Installing for dependencies:
 ffmpeg-libs             i386       0.4.9-0.34.20070204.lvn6  livna             1.6 M

Transaction Summary
=============================================================================
Install      2 Package(s)
Update       0 Package(s)
Remove       0 Package(s)

Total download size: 1.7 M
Is this ok [y/N]: y
Downloading Packages:
Running Transaction Test
Finished Transaction Test


Transaction Check Error:   file /usr/lib/libavutil.so.49 from install of ffmpeg-libs-0.4.9-0.34.20070204.lvn6 conflicts with file from package libavutil49-0.4.9-17_r6524.fc6.at
  file /usr/lib/libavcodec.so.51 from install of ffmpeg-libs-0.4.9-0.34.20070204.lvn6 conflicts with file from package libavcodec51-0.4.9-17_r6524.fc6.at
  file /usr/lib/libpostproc.so.51 from install of ffmpeg-libs-0.4.9-0.34.20070204.lvn6 conflicts with file from package libpostproc51-0.4.9-17_r6524.fc6.at
  file /usr/lib/vhook/drawtext.so from install of ffmpeg-libs-0.4.9-0.34.20070204.lvn6 conflicts with file from package ffmpeg-0.4.9-17_r6524.fc6.at
  file /usr/lib/vhook/fish.so from install of ffmpeg-libs-0.4.9-0.34.20070204.lvn6 conflicts with file from package ffmpeg-0.4.9-17_r6524.fc6.at
  file /usr/lib/vhook/imlib2.so from install of ffmpeg-libs-0.4.9-0.34.20070204.lvn6 conflicts with file from package ffmpeg-0.4.9-17_r6524.fc6.at
  file /usr/lib/vhook/null.so from install of ffmpeg-libs-0.4.9-0.34.20070204.lvn6 conflicts with file from package ffmpeg-0.4.9-17_r6524.fc6.at
  file /usr/lib/vhook/ppm.so from install of ffmpeg-libs-0.4.9-0.34.20070204.lvn6 conflicts with file from package ffmpeg-0.4.9-17_r6524.fc6.at
  file /usr/lib/vhook/watermark.so from install of ffmpeg-libs-0.4.9-0.34.20070204.lvn6 conflicts with file from package ffmpeg-0.4.9-17_r6524.fc6.at

[root@backend ~]#