спасибо. реп добавил, кодеки поставил. но это не помогло решить проблему.
вот вывод терминала
sanek@MyLinux:~/Рабочий стол$ mplayer 11.avi
MPlayer2 UNKNOWN (C) 2000-2011 MPlayer Team
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 11.avi.
Detected file format: AVI format (libavformat)
[avi @ 0x7f2539314960]Something went wrong during header parsing, I will ignore it and try to continue anyway.
[lavf] stream 0: video (unknown), -vid 0
VIDEO: [IMM4] 704x576 24bpp 25.000 fps 0.0 kbps ( 0.0 kbyte/s)
Load subtitles in .
Failed to open VDPAU backend libvdpau_r600.so: cannot open shared object file: No such file or directory
[vdpau] Error when calling vdp_device_create_x11: 1
[ass] auto-open
==========================================================================
Requested video codec family [imm4] (vfm=vfw) not available.
Enable it at compilation.
Cannot find codec matching selected -vo and video format 0x344D4D49.
==========================================================================
Exiting... (End of file)
sanek@MyLinux:~/Рабочий стол$