遇到一些问题，放上来请高手指点
fc5，我用yum安装软件
用的源：
http://rpm.livna.org/livna-release-5.rpm
安装用的：yum -y install mplayer mplayer-skins mplayer-fonts
安装完成之后播放wmv、mpg
无法播放rm、rmvb格式的文件
显示：
Cannot find codec matching selected -vo and video format 0x30345652.
终端显示：
MPlayer dev-CVS-060417-03:18-rpm.livna.org-4.1.0 (C) 2000-2006 MPlayer Team
CPU: Intel Pentium 4/Celeron 4 Northwood; Pentium 4 EE/Xeon Prestonia,Gallatin ( Family: 15, Stepping: 7)
CPUflags: MMX: 1 MMX2: 1 3DNow: 0 3DNow2: 0 SSE: 1 SSE2: 1
Linux RTC init error in ioctl (rtc_irqp_set 1024): Permission denied
Try adding "echo 1024 > /proc/sys/dev/rtc/max-user-freq" to your system startup scripts.
Opening joystick device /dev/input/js0
Can't open joystick device /dev/input/js0: No such file or directory
Can't init input joystick
Setting up LIRC support...
mplayer: could not connect to socket
mplayer: No such file or directory
Failed to open LIRC support.
You will not be able to use your remote control.
Playing ／movie/央视三国演义/01.rmvb.
REAL file format detected.
Stream description: Audio Stream
Stream mimetype: audio/x-pn-realaudio
Stream description: Video Stream
Stream mimetype: video/x-pn-realvideo
Stream mimetype: logical-fileinfo
VIDEO: [RV40] 384x288 24bpp 25.000 fps 0.0 kbps ( 0.0 kbyte/s)
Clip info:
name:
