to build the opencv lib

["\"沈华明@qq\"" <446257357@qq.com>]

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Hi,
    I want to build the opencv lib into yocto,but I have no idea to do 
it. I have copyed a opencv_1.0.0.bb file
into my layer,and after I do :bitbake opencv.,it comes the error:Nothing 
PROVIDES 'swig'(but ....)....
The recipe is the following,

|DESCRIPTION=  "Opencv : The Open Computer Vision Library"
HOMEPAGE=  "http://sourceforge.net/projects/opencvlibrary"
SECTION=  "libs"
PRIORITY=  "optional"
LICENSE=  "GPLv2"

PR=  "r3"

DEPENDS=  "libtool swig swig-native python jpeg zlib libpng tiff glib-2.0"
#RDEPENDS_${PN} =  "python jpeg zlib libpng tiff glib-2.0"

SRC_URI=  "${SOURCEFORGE_MIRROR}/opencvlibrary/opencv-${PV}.tar.gz \
           file://debian/010_enable_static.diff \
           file://debian/010_ffmpeg_linking.diff \
           file://debian/010_fix_optimisations.diff \
           file://debian/010_m4_syntax.diff \
           file://debian/010_makefile_syntax.diff \
           file://debian/010_python_cspec.diff \
           file://debian/020_python_linking.diff \
           file://debian/030_install_hook.diff \
           file://debian/050_rebootstrap.diff \
           file://debian/100_amd64.diff \
           file://debian/100_static_inline.diff \
           file://debian/100_ffmpeg_updates.diff \
           file://debian/110_dc1394.diff \
           file://debian/120_header_warnings.diff \
           file://debian/200_documentation.diff \
           file://debian/200_examples_makefile.diff \
           file://debian/210_openmp_compilation.diff \
           file://debian/300_fix_segfault_in_window_gtk.diff \
"

inherit distutils-base autotools pkgconfig

EXTRA_OECONF=  "--disable-debug  --without-gtk --without-python --disable-apps az_python_cspec=${STAGING_INCDIR}/${PYTHON_DIR}"

export BUILD_SYS
export HOST_SYS

do_configure() {
	gnu-configize
	cp ${STAGING_DATADIR}/libtool/config.{sub,guess}  autotools
	oe_runconf
}

PACKAGES+=  "python-opencv"

python populate_packages_prepend() {
	cv_libdir=  bb.data.expand('${libdir}',  d)
	cv_libdir_dbg=  bb.data.expand('${libdir}/.debug',  d)
	do_split_packages(d,  cv_libdir,  '^lib(.*)\.so$',  'lib%s-dev',  'OpenCV%s development package',  extra_depends='${PN}-dev',  allow_links=True)
	do_split_packages(d,  cv_libdir,  '^lib(.*)\.la$',  'lib%s-dev',  'OpenCV%s development package',  extra_depends='${PN}-dev')
	do_split_packages(d,  cv_libdir,  '^lib(.*)\.a$',  'lib%s-dev',  'OpenCV%s development package',  extra_depends='${PN}-dev')
	do_split_packages(d,  cv_libdir,  '^lib(.*)\.so\.*',  'lib%s',  'OpenCV%s library',  extra_depends='',  allow_links=True)
}

FILES_${PN}-doc+=  "${datadir}/opencv/"
FILES_${PN} =  "${bindir}"
FILES_${PN}-dbg+=  "${libdir}/.debug"
FILES_${PN}-dev=  "${includedir} ${libdir}/pkgconfig"

DESCRIPTION_python-opencv=  "Python bindings to opencv"
FILES_python-opencv=  "${PYTHON_SITEPACKAGES_DIR}/*"
RDEPENDS_python-opencv=  "python-core"

SRC_URI[md5sum] =  "146a05005f2d2c16c4ee10ebd7f1dd58"
SRC_URI[sha256sum] =  "3a6ee888e4dd4ab7f2bc80d046688c099c6a95d1267af554b7c8f1543b66f21e"



Thanks~
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