opencv/ffmpeg compilation on raspi

1. libx264:
./configure --prefix=/custom/path --enable-shared
make
make install

1.5 environment vars
PKG_CONFIG_PATH=$PKG_CONFIG_PATH:/custom/path/lib/pkg-config
PKG_CONFIG_LIBDIR=:/custom/path/lib
LD_LIBRARY_PATH=/custom/path/lib
( echo "/custom/path/lib" >> /etc/ld.so.conf" )


2. ffmpeg:
../ffmpeg-1.1.2/configure --enable-shared --disable-programs --disable-network --disable-indevs --disable-decoders --enable-libx264 --enable-gpl --prefix=/custom/path --extra-cflags="-I/custom/path/include" --extra-ldflags="-L/custom/path/lib"
make
make install


3. opencv:
cmake ../OpenCV-2.4.3/ \
    -DCMAKE_BUILD_TYPE="Release" \
    -DCMAKE_INSTALL_PREFIX=/custom/path \
    -DINSTALL_MAN_DIR=man \
    -DBUILD_SHARED_LIBS=ON \
    -DENABLE_PRECOMPILED_HEADERS=OFF \
    -DLIB_INSTALL_DIR=/custom/path \
    -DWITH_GSTREAMER=OFF