alfio@alfio-desktop:~$ mplayer -vo x11 "/home/alfio/Scrivania/f4123623.mpg"
MPlayer 1.0rc2-4.2.3 (C) 2000-2007 MPlayer Team
CPU: Intel(R) Celeron(R) CPU 2.40GHz (Family: 15, Model: 4, Stepping: 1)
CPUflags: MMX: 1 MMX2: 1 3DNow: 0 3DNow2: 0 SSE: 1 SSE2: 1
Compiled with runtime CPU detection.
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 /home/alfio/Scrivania/f4123623.mpg.
MPEG-PS file format detected.
VIDEO: MPEG1 448x336 (aspect 1) 25.000 fps 1300.0 kbps (162.5 kbyte/s)
xscreensaver_disable: Could not find XScreenSaver window.
GNOME screensaver disabled
==========================================================================
Opening video decoder: [mpegpes] MPEG 1/2 Video passthrough
VDec: vo config request - 448 x 336 (preferred colorspace: Mpeg PES)
Could not find matching colorspace - retrying with -vf scale...
Opening video filter: [scale]
The selected video_out device is incompatible with this codec.
Try appending the scale filter to your filter list,
e.g. -vf spp,scale instead of -vf spp.
VDecoder init failed

Opening video decoder: [libmpeg2] MPEG 1/2 Video decoder libmpeg2-v0.4.0b
Selected video codec: [mpeg12] vfm: libmpeg2 (MPEG-1 or 2 (libmpeg2))
==========================================================================
==========================================================================
Forced audio codec: mad
Opening audio decoder: [libmad] libmad mpeg audio decoder
AUDIO: 48000 Hz, 2 ch, s16le, 112.0 kbit/7.29% (ratio: 14000->192000)
Selected audio codec: [mad] afm: libmad (libMAD MPEG layer 1-2-3)
==========================================================================
AO: [pulse] 48000Hz 2ch s16le (2 bytes per sample)
Starting playback...
VDec: vo config request - 448 x 336 (preferred colorspace: Planar YV12)
VDec: using Planar YV12 as output csp (no 0)
Movie-Aspect is 1.33:1 - prescaling to correct movie aspect.
VO: [x11] 448x336 => 448x336 Planar YV12
[swscaler @ 0x8934890]SwScaler: using unscaled yuv420p -> rgb32 special converter
A: 0.4 V: 0.6 A-V: -0.240 ct: -0.012 5/ 5 ??% ??% ??,?% 0 0
si apre la finestra del video ma non parte si vede tutto nero