mplayer-devel: avoid additional opportunistic configuration

* disable libvpx (via ffmpeg), libmpeg2, xorg-XScrnSaver by default
* enable libmpeg2 in variant +mencoder_extras
* enable xorg-XScrnSaver in variant +x11

multimedia/mplayer-devel/Portfile

@@ -5,7 +5,7 @@ PortGroup           compiler_blacklist_versions 1.0
 
 name                mplayer-devel
 version             37869
-revision            3
+revision            4
 categories          multimedia
 license             GPL-2+
 maintainers         {jeremyhu @jeremyhu} openmaintainer
@@ -81,11 +81,11 @@ configure.args-append \
     --disable-enca --disable-libcdio --disable-xvid \
     --disable-x264 --disable-speex \
     --disable-faac --disable-libdv \
-    --disable-toolame --disable-twolame --disable-xmms \
+    --disable-toolame --disable-twolame --disable-libmpeg2  --disable-xmms \
     --disable-musepack --disable-sdl --disable-aa \
-    --disable-caca --disable-x11 --disable-gl --disable-arts \
+    --disable-caca --disable-x11 --disable-xss --disable-gl --disable-arts \
     --disable-esd --disable-lirc --disable-mng --disable-libdirac-lavc \
-    --disable-libschroedinger-lavc --disable-liba52  \
+    --disable-libschroedinger-lavc --disable-libvpx-lavc --disable-liba52  \
     --disable-gif
 
 patchfiles configure.x11.patch configure.vorbis.patch
@@ -185,11 +185,12 @@ variant mencoder_extras \
     description {Enable extra codecs for encoding (XviD, x264, aac, DV, MP2)} {
 
     depends_lib-append      port:XviD port:x264 port:faac port:libdv \
-        port:twolame
+        port:twolame port:libmpeg2
     configure.args-delete   --disable-xvid
     configure.args-delete   --disable-x264
     configure.args-delete   --disable-faac
     configure.args-delete   --disable-libdv
+    configure.args-delete   --disable-libmpeg2
     configure.args-delete   --disable-twolame
 }
 variant xvid requires mencoder_extras \
@@ -258,10 +259,11 @@ variant caca \
 variant x11 {
     depends_lib-append \
         port:xorg-libXinerama \
+        port:xorg-libXScrnSaver \
         port:xorg-libXv \
         port:xorg-libXxf86vm
 
-    configure.args-delete   --disable-x11
+    configure.args-delete   --disable-x11 --disable-xss
     configure.args-append   --enable-x11 --enable-xv --enable-xinerama --enable-xshape
 }