Forum Linux.debian/ubuntu mozplugger mplayerplugin

Salut j a iinstaller sous debian unstable mozplugger et mplayer via apt mais je n arrive pas a lire les vieos dans firefox ?

j'ai tenter de compiler mplayerplugin mais la :

~/Logis/mplayerplug-in$ ./configure --with-gecko-sdk=/home/jim/Logis/gecko-sdk/
checking for g++... g++
checking for C++ compiler default output file name... a.out
checking whether the C++ compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables...
checking for suffix of object files... o
checking whether we are using the GNU C++ compiler... yes
checking whether g++ accepts -g... yes
checking for gcc... gcc
checking whether we are using the GNU C compiler... yes
checking whether gcc accepts -g... yes
checking for gcc option to accept ANSI C... none needed
checking for a BSD-compatible install... /usr/bin/install -c
checking for gawk... no
checking for mawk... mawk
checking whether make sets $(MAKE)... yes
checking for pkg-config... no
*** The pkg-config script could not be found. Make sure it is
*** in your path, or set the PKG_CONFIG environment variable
*** to the full path to pkg-config.
*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config.
configure: WARNING: *** Running in X mode - Limited Features ***
*** The pkg-config script could not be found. Make sure it is
*** in your path, or set the PKG_CONFIG environment variable
*** to the full path to pkg-config.
*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config.
configure: WARNING: *** Running in X mode - Limited Features ***
*** The pkg-config script could not be found. Make sure it is
*** in your path, or set the PKG_CONFIG environment variable
*** to the full path to pkg-config.
*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config.
configure: error: Missing gthread package
jim@pceau:~/Logis/mplayerplug-in$

donc il faut faire quoi pour pouvoir lire ces videos ?

merci