[MEncoder-users] Help with mencoder

[JD]

On 03/06/2011 05:54 PM, Jonathan Busby wrote:
> Try this :
>
> mencoder Zachar*.flv -vf format=rgb32 scale=-1:-1 -ovc x264 -x264encopts
> crf=18 -oac mp3lame -lameopts preset=insane -o Zach_all.avi
>
>
> Jonathan
Tried this:

mencoder Zachar*.flv -vf format=rgb32 scale=4:3 -ovc x264 -x264encopts 
vbitrate=8000 crf=18 format=dvd -oac mp3lame -lameopts preset=insane -o 
Zach_all.avi

MEncoder svn r34540 (Ubuntu), built with gcc-4.7 (C) 2000-2012 MPlayer Team
Option x264encopts: Unknown suboption vbitrate
success: format: 0  data: 0x0 - 0xc396ae
libavformat version 53.32.100 (external)
Mismatching header version 53.19.0
libavformat file format detected.
[lavf] stream 0: video (h264), -vid 0
[lavf] stream 1: audio (aac), -aid 0
VIDEO:  [H264]  480x270  0bpp  29.970 fps  119.2 kbps (14.5 kbyte/s)
[V] filefmt:44  fourcc:0x34363248  size:480x270  fps:29.970 ftime:=0.0334
==========================================================================
Opening audio decoder: [ffmpeg] FFmpeg/libavcodec audio decoders
libavcodec version 53.61.100 (external)
Mismatching header version 53.32.2
AUDIO: 22050 Hz, 2 ch, s16le, 49.5 kbit/7.01% (ratio: 6184->88200)
Selected audio codec: [ffaac] afm: ffmpeg (FFmpeg AAC (MPEG-2/MPEG-4 Audio))
==========================================================================
Opening video filter: [expand osd=1]
Expand: -1 x -1, -1 ; -1, osd: 1, aspect: 0.000000, round: 1
==========================================================================
Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
Selected video codec: [ffh264] vfm: ffmpeg (FFmpeg H.264)
==========================================================================
MP3 audio selected.
Unsupported PixelFormat 61
Unsupported PixelFormat 53
Unsupported PixelFormat 81
Movie-Aspect is 1.78:1 - prescaling to correct movie aspect.
FATAL: Cannot initialize video driver.

Exiting...
------------------------

So, what driver is it talking about?
I do have x264 libs installed.