Although we can add the Codec to the build-in media player to play RV9 format, some real-media files still cannot play with the build-in player. Therefore, I installed the RealPlayer 10 for Linux.
However, the realplayer start with segmentation fault.
Turn out I found that it was related to SCIM. I somehow faced similiar problem in Ubuntu and Fedora before. To fix it, we could just insert the following lines to "realplay" shell script below the line "#!/bin/sh":
To get RealPlayer for Linux : http://www.real.com/linux