!!! existing preserved libs:
>>> package: media-video/ffmpeg-1.0.7
* - /usr/lib64/libavcodec.so.53
* - /usr/lib64/libavcodec.so.53.61.100
* used by /opt/oracle-jdk-bin-1.7.0.25/jre/lib/amd64/fxavcodecplugin-53.so (dev-java/oracle-jdk-bin-1.7.0.25)
* - /usr/lib64/libavformat.so.53
* - /usr/lib64/libavformat.so.53.32.100
* used by /opt/oracle-jdk-bin-1.7.0.25/jre/lib/amd64/fxavcodecplugin-53.so (dev-java/oracle-jdk-bin-1.7.0.25)
Use emerge @preserved-rebuild to rebuild packages using these libraries
emerge -C oracle-jdk-bin ffmpeg && emerge oracle-jdk-bin ffmpeg