Il giorno Fri, 05 Mar 2010 18:01:00 +0100
Krzysztof Duchnowski <amidk75 at gmail.com> ha scritto:
> luigi curzi pisze:
> > hello,
> > when i try to use gaussian swscaler with parameter >= 50 i receive
> > a > "Floating Point Exception" ("errore di virgola mobile" in
> > italian);
> > > this is the command line that i use (but also with other options
> > > it
> > crashes):
> > mencoder MOVIE.VOB -nocache -frames 2 -mc 0 -sws 7 -vf
> > crop=716:548:2:14,scale=640:336:::50 -ovc lavc -lavcopts
> > vcodec=mpeg4:vpass=1 -oac copy -audiofile audiofile.mp3 -ffourcc
> > XVID -o /dev/null
>
> HINT: use *env LANG=en_US.UTF-8* to have english terminal output
>
> env LANG=en_US.UTF-8 mencoder MOVIE.VOB -nocache -frames 2 -mc 0 -sws
> 7 -vf crop=716:548:2:14,scale=640:336:::50 -ovc lavc -lavcopts
> vcodec=mpeg4:vpass=1 -oac copy -audiofile audiofile.mp3 -ffourcc XVID
> -o /dev/null
>
luigi at pozzaibe:~/applicazioni/aMarcord/app$ env LANG=en_US.UTF-8
mencoder ../../../tmp/dvdrip/MOVIE.VOB -nocache -frames 2 -mc 0
-sws 7 -vf crop=716:548:2:14,scale=640:336:::50 -ovc lavc -lavcopts
vcodec=mpeg4:vpass=1 -oac copy
-audiofile ../audiotrack_mp3_0302180342_1.mp3 -ffourcc XVID
-o /dev/null
MEncoder SVN-r30842-4.4.3 (C) 2000-2010 MPlayer Team
success: format: 0 data: 0x0 - 0x35a61800 MPEG-PS file format
detected. Audio only file format detected. VIDEO: MPEG2 720x576
(aspect 3) 25.000 fps 7680.0 kbps (960.0 kbyte/s) [V] filefmt:65536
fourcc:0x10000002 size:720x576 fps:25.000 ftime:=0.0400 Opening
video filter: [expand osd=1] Expand: -1 x -1, -1 ; -1, osd: 1, aspect:
0.000000, round: 1 Opening video filter: [scale w=640 h=336 param=50]
Opening video filter: [crop w=716 h=548 x=2 y=14] Crop: 716 x 548, 2 ;
14
==========================================================================
Opening video decoder: [mpegpes] MPEG 1/2 Video passthrough 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: [ffmpeg] FFmpeg's libavcodec codec family Selected video
codec: [ffmpeg2] vfm: ffmpeg (FFmpeg MPEG-2)
==========================================================================
Forcing output FourCC to 44495658 [XVID]. audiocodec: framecopy
(format=55 chans=2 rate=48000 bits=16 B/s=14000 sample-0) Movie-Aspect
is 1.78:1 - prescaling to correct movie aspect.
Errore di virgola mobile
^^^^^^^^^^^^^^^^^^^^^^^^
as you can see error is always in italian, i don't know why, but i'm
almost sure that it means "Floating Point Exception".
if i use parameter=49 it works.
--
Luigi Curzi
~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*
Io sono
lo sbaglio, il momento di confusione, l'inopportuno
Non sono niente.
Non sar? mai niente.
Non posso volere d'essere niente.
A parte questo, ho in me tutti i sogni del mondo.
(F. Pessoa)
