Just to help you dig further: On a different computer and from a very fresh *L*ubuntu oneiric desktop installation, I ran the very same thing, with the very same (sad) results...
$ transcode -J stabilize -i input_mjpeg.avi transcode v1.1.5 (C) 2001-2003 Thomas Oestreich, 2003-2009 Transcode Team libdvdread: Encrypted DVD support unavailable. ************************************************ ** ** ** No css library available. See ** ** /usr/share/doc/libdvdread4/README.Debian ** ** for more information. ** ** ** ************************************************ libdvdnav:DVDOpenFileUDF:UDFFindFile /VIDEO_TS/VIDEO_TS.IFO failed libdvdnav:DVDOpenFileUDF:UDFFindFile /VIDEO_TS/VIDEO_TS.BUP failed libdvdread: Can't open file VIDEO_TS.IFO. libdvdread: Encrypted DVD support unavailable. ************************************************ ** ** ** No css library available. See ** ** /usr/share/doc/libdvdread4/README.Debian ** ** for more information. ** ** ** ************************************************ libdvdnav:DVDOpenFileUDF:UDFFindFile /VIDEO_TS/VIDEO_TS.IFO failed libdvdnav:DVDOpenFileUDF:UDFFindFile /VIDEO_TS/VIDEO_TS.BUP failed libdvdread: Can't open file VIDEO_TS.IFO. [transcode] V: auto-probing | input_mjpeg.avi (OK) [transcode] V: import format | MJPEG in RIFF data, AVI (module=ffmpeg) [transcode] A: auto-probing | input_mjpeg.avi (OK) [transcode] A: import format | PCM in RIFF data, AVI (module=raw) [transcode] V: AV demux/sync | (1) sync AV at initial MPEG sequence [transcode] V: import frame | 1280x720 1.78:1 encoded @ 16:9 [transcode] V: bits/pixel | 0.130 (low) [transcode] V: decoding fps,frc | 15.000,13 [transcode] V: video format | YUV420 (4:2:0) aka I420 [transcode] A: import format | 0x1 PCM [8000, 8,1] 64 kbps [transcode] A: export | disabled [transcode] V: encoding fps,frc | 15.000,13 [transcode] A: bytes per frame | 533 (533.333333) [transcode] A: adjustment | 336@1000 [transcode] V: IA32/AMD64 accel | sse3 sse2 sse mmx cmove asm [transcode] warning: no option -o found, encoded frames send to "/dev/null" [transcode] warning: no option -y found, option -o ignored, writing to "/dev/null" [transcode] V: video buffer | 10 @ 1280x720 [0x2] [transcode] A: audio buffer | 10 @ 8000x1x8 [import_raw.so] v0.3.3 (2008-11-23) (video) RGB/YUV | (audio) PCM [import_ffmpeg.so] v0.1.15 (2008-01-28) (video) ffmpeg: MS MPEG4v1-3/MPEG4/MJPEG [filter_stabilize.so] v0.93 (2011-11-09) extracts relative transformations of subsequent frames (used for stabilization together with the transform filter in a second pass) [filter_stabilize.so] Fieldsize: 96, Maximal translation: 90 pixel [filter_stabilize.so] Number of used measurement fields: 13 out of 40 [filter_stabilize.so] Image Stabilization Settings: [filter_stabilize.so] shakiness = 5 [filter_stabilize.so] accuracy = 5 [filter_stabilize.so] stepsize = 6 [filter_stabilize.so] algo = 1 [filter_stabilize.so] mincontrast = 0.250000 [filter_stabilize.so] show = 0 [filter_stabilize.so] result = input_mjpeg.avi.trf [export_null.so] v0.1.2 (2001-08-17) (video) null | (audio) null [import_raw.so] tcextract -x pcm -i "input_mjpeg.avi" -d 0 | tcextract -a 0 -x pcm -d 0 -t raw transcode: symbol lookup error: /usr/lib/transcode/import_ffmpeg.so: undefined symbol: avcodec_init But there, one can see there's *no* Medibuntu package implied ! $ dpkg --list libavcodec* un libavcodec-extra-53 <none> ii libavcodec53 4:0.7.3-0ubuntu0.11.10.1 Libav codec library Repeating the same research : # locate libavcodec.so /usr/lib/libavcodec.so.53 (symlink to below) /usr/lib/libavcodec.so.53.6.0 /usr/lib/i686/cmov/libavcodec.so.53 (symlink to below) /usr/lib/i686/cmov/libavcodec.so.53.6.0 # readelf -Ws /usr/lib/libavcodec.so.53.6.0|grep avcodec_init 1395: 003ca330 31 FUNC GLOBAL DEFAULT 12 avcodec_init@@LIBAVCODEC_53 # readelf -Ws /usr/lib/i686/cmov/libavcodec.so.53.6.0|grep avcodec_init 1395: 003ca7b0 31 FUNC GLOBAL DEFAULT 12 avcodec_init@@LIBAVCODEC_53 Well, is there anything more I could do to help? I'm sure my poor coding skills won't help, but I will test any package you may patch. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/942166 Title: Stabilizing: symbol lookup error: /usr/lib/transcode/import_ffmpeg.so: undefined symbol: avcodec_init To manage notifications about this bug go to: https://bugs.launchpad.net/medibuntu/+bug/942166/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs