Mencoder aborts the second pass of a two-pass lavc (mpeg4 default) encode when vmax_b_frames=2: $ mencoder -endpos 60 -nosound -ovc lavc -lavcopts vmax_b_frames=2:vpass=1 VTS_01_1.VOB -o /dev/null \ > && mencoder -endpos 60 -nosound -ovc lavc -lavcopts vmax_b_frames=2:vpass=2 VTS_01_1.VOB -o output.avi MEncoder dev-CVS-060414-23:32-3.4.5 (C) 2000-2006 MPlayer Team CPU: Advanced Micro Devices Sempron/Athlon MP/XP/XP-M Barton,Thorton (Family: 6, Stepping: 0) CPUflags: Type: 6 MMX: 1 MMX2: 1 3DNow: 1 3DNow2: 1 SSE: 1 SSE2: 0 Compiled for x86 CPU with extensions: MMX MMX2 3DNow 3DNowEx SSE 91 audio & 208 video codecs success: format: 0 data: 0x0 - 0x67ac4800 MPEG-PS file format detected. VIDEO: MPEG2 720x576 (aspect 3) 25.000 fps 7500.0 kbps (937.5 kbyte/s) [V] filefmt:2 fourcc:0x10000002 size:720x576 fps:25.00 ftime:=0.0400 Opening video filter: [expand osd=1] Expand: -1 x -1, -1 ; -1, osd: 1, aspect: 0.000000, round: 1 ========================================================================== Opening video decoder: [mpegpes] MPEG 1/2 Video passthrough VDec: vo config request - 720 x 576 (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 adding the scale filter, 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)) ========================================================================== VDec: vo config request - 720 x 576 (preferred colorspace: Planar YV12) VDec: using Planar YV12 as output csp (no 0) Movie-Aspect is 1.78:1 - prescaling to correct movie aspect. videocodec: libavcodec (720x576 fourcc=34504d46 [FMP4]) Pos: 0.0s 2f ( 0%) 0.00fps Trem: 0min 0mb A-V:0.000 [0:0] 1 duplicate frame(s)! Writing header... ODML: Aspect information not (yet?) available or unspecified, not writing vprp header. Writing header... ODML: Aspect information not (yet?) available or unspecified, not writing vprp header. [mpeg4 @ 0x85b0068]Error, Invalid timestamp=1, last=1 A-V:0.000 [0:0] Writing header... ODML: Aspect information not (yet?) available or unspecified, not writing vprp header. Pos: 0.1s 5f ( 0%) 0.00fps Trem: 0min 0mb A-V:0.000 [0:0] 1 duplicate frame(s)! Pos: 60.0s 1503f ( 2%) 24.38fps Trem: 43min 207mb A-V:0.000 [572943:0]]] Flushing video frames Writing index... Writing header... ODML: Aspect information not (yet?) available or unspecified, not writing vprp header. Video stream: 572182.125 kbit/s (71522769 B/s) size: 4981599 bytes 60.120 secs 1503 frames MEncoder dev-CVS-060414-23:32-3.4.5 (C) 2000-2006 MPlayer Team CPU: Advanced Micro Devices Sempron/Athlon MP/XP/XP-M Barton,Thorton (Family: 6, Stepping: 0) CPUflags: Type: 6 MMX: 1 MMX2: 1 3DNow: 1 3DNow2: 1 SSE: 1 SSE2: 0 Compiled for x86 CPU with extensions: MMX MMX2 3DNow 3DNowEx SSE 91 audio & 208 video codecs success: format: 0 data: 0x0 - 0x67ac4800 MPEG-PS file format detected. VIDEO: MPEG2 720x576 (aspect 3) 25.000 fps 7500.0 kbps (937.5 kbyte/s) [V] filefmt:2 fourcc:0x10000002 size:720x576 fps:25.00 ftime:=0.0400 Opening video filter: [expand osd=1] Expand: -1 x -1, -1 ; -1, osd: 1, aspect: 0.000000, round: 1 ========================================================================== Opening video decoder: [mpegpes] MPEG 1/2 Video passthrough VDec: vo config request - 720 x 576 (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 adding the scale filter, 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)) ========================================================================== VDec: vo config request - 720 x 576 (preferred colorspace: Planar YV12) VDec: using Planar YV12 as output csp (no 0) Movie-Aspect is 1.78:1 - prescaling to correct movie aspect. videocodec: libavcodec (720x576 fourcc=34504d46 [FMP4]) Pos: 0.0s 2f ( 0%) 0.00fps Trem: 0min 0mb A-V:0.000 [0:0] 1 duplicate frame(s)! Writing header... ODML: Aspect information not (yet?) available or unspecified, not writing vprp header. Writing header... ODML: Aspect information not (yet?) available or unspecified, not writing vprp header. [mpeg4 @ 0x85b0068]Error, Invalid timestamp=1, last=1 A-V:0.000 [0:0] Writing header... ODML: Aspect information not (yet?) available or unspecified, not writing vprp header. Pos: 0.1s 5f ( 0%) 0.00fps Trem: 0min 0mb A-V:0.000 [0:0] 1 duplicate frame(s)! mencoder: ratecontrol.c:693: ff_rate_estimate_qscale: Assertion `pict_type == rce->new_pict_type' failed. Aborted ======== $ emerge -vp media-video/mplayer These are the packages that I would merge, in order: Calculating dependencies ...done! [ebuild R ] media-video/mplayer-1.0.20060415 -3dfx +3dnow +3dnowext +X +aac -aalib +alsa (-altivec) -arts -bidi -bindist -bl +cdparanoia -cpudetection -custom-cflags -debug -dga -directfb -doc -dts -dv +dvb +dvd -dvdread -edl +encode -esd +fbcon -ggi +gif +gtk -i8x0 +ipv6 +jack -joystick +jpeg -libcaca -lirc -live -livecd -lzo +mad -matroska -matrox +mmx +mmxext -musepack -nas -nvidia -openal -opengl -oss +png +real +rtc +samba +sdl +sse -sse2 +svga -tga -theora +truetype +unicode -v4l -v4l2 +vorbis +win32codecs -x264 -xanim -xinerama +xmms +xv -xvid -xvmc 0 kB ======== $ emerge --info Portage 2203-svn (default-linux/x86/2006.0, gcc-3.4.5, glibc-2.3.6-r3, 2.6.16-gentoo-r3 i686) ================================================================= System uname: 2.6.16-gentoo-r3 i686 Unknown CPU Type Gentoo Base System version 1.6.14 distcc 2.18.3 i686-pc-linux-gnu (protocols 1 and 2) (default port 3632) [enabled] ccache version 2.3 [enabled] dev-lang/python: 2.4.2 sys-apps/sandbox: 1.2.12 sys-devel/autoconf: 2.13, 2.59-r7 sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6-r1 sys-devel/binutils: 2.16.1 sys-devel/libtool: 1.5.22 virtual/os-headers: 2.6.11-r2 ACCEPT_KEYWORDS="x86" AUTOCLEAN="yes" CBUILD="i686-pc-linux-gnu" CFLAGS="-march=athlon-xp -Os -fomit-frame-pointer -pipe" CHOST="i686-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/kde/2/share/config /usr/kde/3/share/config /usr/lib/X11/xkb /usr/share/config /var/qmail/control" CONFIG_PROTECT_MASK="/etc/eselect/compiler /etc/gconf /etc/terminfo /etc/env.d" CXXFLAGS="-march=athlon-xp -Os -fomit-frame-pointer -pipe" DISTDIR="/usr/portage/distfiles" FEATURES="autoconfig buildpkg ccache distcc distlocks sandbox sfperms strict userpriv usersandbox" GENTOO_MIRRORS="ftp://mirrors.blueyonder.co.uk/mirrors/gentoo/ http://www.mirrorservice.org/sites/www.ibiblio.org/gentoo/ ftp://ftp.heanet.ie/pub/gentoo/ ftp://ftp.gentoo.skynet.be/pub/gentoo/ ftp://ftp.easynet.nl/mirror/gentoo/ ftp://gentoo.inode.at/source/ ftp://mirror.switch.ch/mirror/gentoo/ ftp://ibiblio.org/pub/Linux/distributions/gentoo/" LANG="en_GB.utf8" LC_ALL="en_GB.utf8" MAKEOPTS="-j3" PKGDIR="/usr/portage/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/usr/local/portage" SYNC="rsync://rsync.europe.gentoo.org/gentoo-portage" USE="x86 3dnow X a52 aac acl acpi alsa apache2 audiofile avi bash-completion berkdb bitmap-fonts bzip2 cdparanoia cdr cjk cli crypt cups curl dbus dri dvb dvd eds emboss encode exif expat fam fbcon firefox flac foomaticdb fortran gd gdbm gif glut gnome gnutls gpm gstreamer gtk gtk2 gtkhtml guile hal howl idn imagemagick imlib ipv6 isdnlog jack java jpeg lcms ldap libg++ libwww mad mhash mikmod mmx mng mp3 mpeg mysql ncurses nls nptl nsplugin ogg pam pcre pda pdflib perl php png ppds pppd python quicktime readline reflection samba sdl session skey slp spell spl sse ssl svg svga tcpd tiff truetype truetype-fonts type1-fonts udev unicode usb vorbis win32codecs xml xml2 xmms xorg xprint xv zlib userland_GNU kernel_linux elibc_glibc" Unset: ASFLAGS, CTARGET, INSTALL_MASK, LDFLAGS, LINGUAS
Ben, can you test with 1.0_pre8 and report back if still an issue Thanks
