localhost ~ # emerge -pv ffmpeg

These are the packages that would be merged, in order:

Calculating dependencies... done!
[ebuild  N    ] x11-libs/libXmu-1.0.3  USE="-debug -ipv6" 0 kB
[ebuild  N    ] x11-libs/libXi-1.1.3  USE="-debug" 0 kB
[ebuild  N    ] x11-libs/libXrandr-1.2.1  USE="-debug" 0 kB
[ebuild  N    ] x11-libs/libXcursor-1.1.9  USE="-debug" 0 kB
[ebuild  N    ] x11-libs/libXp-1.0.0  USE="-debug" 0 kB
[ebuild  N    ] x11-libs/libXpm-3.5.7  USE="-debug" 0 kB
[ebuild  N    ] x11-libs/libXxf86vm-1.0.1  USE="-debug" 0 kB
[ebuild  N    ] x11-libs/libXdamage-1.1.1  USE="-debug" 0 kB
[ebuild  N    ] x11-libs/libXcomposite-0.4.0  USE="-debug" 0 kB
[ebuild  N    ] x11-libs/libXaw-1.0.4  USE="-debug -xprint" 0 kB
[ebuild  N    ] x11-libs/openmotif-2.2.3-r9  0 kB
[ebuild  N    ] media-libs/mesa-6.5.2-r1  USE="motif -debug -doc (-nptl) -pic -x                                                           cb" VIDEO_CARDS="i810 mach64 mga r128 radeon s3virge savage sis tdfx trident via                                                            -none (-sunffb)" 0 kB
[ebuild  N    ] virtual/glu-7.0  0 kB
[ebuild  N    ] virtual/opengl-7.0  0 kB
[ebuild  N    ] media-libs/fontconfig-2.5.0-r1  USE="xml -doc" 0 kB
[ebuild  N    ] app-admin/eselect-fontconfig-1.0  0 kB
[ebuild  N    ] x11-libs/libXft-2.1.12  USE="-debug" 0 kB
[ebuild  N    ] x11-libs/cairo-1.4.12  USE="opengl -X -debug -directfb -doc -gli                                                           tz -svg -xcb" 0 kB
[ebuild  N    ] app-text/poppler-0.6.1-r1  USE="jpeg zlib -cjk" 0 kB
[ebuild  N    ] virtual/xft-7.0  0 kB
[ebuild  N    ] x11-libs/pango-1.18.3  USE="-debug -doc" 0 kB
[ebuild  N    ] net-print/cups-1.2.12-r4  USE="jpeg nls pam png ssl -X -dbus -ld                                                           ap -php -ppds -samba -slp -tiff" 0 kB
[ebuild  N    ] x11-libs/qt-3.3.8-r4  USE="cups gif mysql opengl -debug -doc -ex                                                           amples -firebird -immqt -immqt-bc -ipv6 -nas -nis -odbc -postgres -sqlite -xiner                                                           ama" 0 kB
[ebuild  N    ] x11-libs/gtk+-2.12.1-r2  USE="cups jpeg -X -debug -doc -tiff -vi                                                           m-syntax -xinerama" 0 kB
[ebuild  N    ] app-text/ghostscript-gpl-8.61-r1  USE="cups gtk -X -bindist -cjk                                                            -djvu -jpeg2k" 0 kB
[ebuild  N    ] virtual/ghostscript-0  0 kB
[ebuild  N    ] kde-base/arts-3.5.8  USE="alsa mp3 vorbis -artswrappersuid -debu                                                           g -esd -jack -kdeenablefinal -nas -xinerama" 0 kB
[ebuild  N    ] media-libs/libsdl-1.2.11-r2  USE="alsa arts opengl oss xv -X -aa                                                           lib -custom-cflags -dga -directfb -esd -fbcon -ggi -libcaca -nas -noaudio -nojoy                                                           stick -novideo -svga -xinerama" 0 kB
[ebuild  N    ] media-video/ffmpeg-0.4.9_p20070616  USE="encode imlib ogg oss sd                                                           l truetype vorbis zlib -X -a52 -aac (-altivec) -amr -debug -doc -ieee1394 -mmx -                                                           network -test -theora -threads -v4l -x264 -xvid" 0 kB

Total: 29 packages (29 new), Size of downloads: 0 kB
localhost ~ #