$ mplayer -vo xvmc -vc ffmpeg12mc -fs dvd://7
[...]
MPEG-PS file format detected.
VIDEO:  MPEG2  720x576  (aspect 3)  25.000 fps  7000.0 kbps (875.0 kbyte/s)
[...]
vo_xvmc: X-Video extension 2.2
Xlib:  extension "Generic Event Extension" missing on display ":0.0".
vo_xvmc: X-Video MotionCompensation Extension version 1.1
==========================================================================
Forced video codec: ffmpeg12mc
Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
[VD_FFMPEG] XVMC accelerated codec.
Selected video codec: [ffmpeg12mc] vfm: ffmpeg (FFmpeg MPEG-1/2 (XvMC))
==========================================================================
[...]
Starting playback...
[VD_FFMPEG] XVMC-accelerated MPEG-2.
[VD_FFMPEG] Trying pixfmt=0.
VDec: vo config request - 720 x 576 (preferred colorspace: MPEG1/2 Motion Compensation and IDCT)
VDec: using MPEG1/2 Motion Compensation and IDCT as output csp (no 0)
Movie-Aspect is 1.78:1 - prescaling to correct movie aspect.
VO: [xvmc] 720x576 => 1024x576 MPEG1/2 Motion Compensation and IDCT  [fs]
Xlib:  extension "Generic Event Extension" missing on display ":0.0".
vo_xvmc: Using Xv Adaptor #1 (NV17 Video Texture)
vo_xvmc: Port 326 grabed
vo_xvmc: Found matching surface with id=54434449 on 326 port at 1 adapter
Xlib:  extension "Generic Event Extension" missing on display ":0.0".
vo_xvmc: Allocated Direct Context
vo_xvmc: data_blocks allocated
vo_xvmc: mv_blocks allocated
vo_xvmc: Motion Compensation context allocated - 8 surfaces
vo_xvmc: idct=1 unsigned_intra=0
vo_xvmc: looking for OSD support
    Subpicture id 0x34344149
vo_xvmc: OSD support by additional frontend rendering
[mpegvideo_xvmc @ 0x89ffa40]ac-tex damaged at 20 5
[mpegvideo_xvmc @ 0x89ffa40]Warning MVs not available
[mpegvideo_xvmc @ 0x89ffa40]concealing 1395 DC, 1395 AC, 1395 MV errors