NAME="openh264"
VERSION=2.3.1
RELEASE=1
CATEGORY="Video"
SUMMARY="H.264 codec library by Cisco"
DESCRIPTION="OpenH264 is a codec library which supports H.264 encoding and decoding. It is suitable for use in real time applications such as WebRTC. The binary library (runtime) itself will be downloaded from http://ciscobinary.openh264.org/"
HOMEPAGE="https://www.openh264.org/"
LICENSE="BSD-2-Clause"
ARCH="noarch" # This is noarch because it's just header files and shell scrpits.

SRC_URI="${NAME}-headers-${VERSION}.tar.xz"

# Make dummy source file for prep if the cleaned one is not exist.
if [ ! -f ${SRC_URI} ]
then
	mkdir ${NAME}-${VERSION}
	touch ${NAME}-${VERSION}/dummy
	tar acf ${SRC_URI} ${NAME}-${VERSION}
	rm -rf ${NAME}-${VERSION}
fi

CYGPORT_USE_UNSTABLE_API=1
src_unpack_hook() {
	if [ $(tar tvf ../../../${SRC_URI} | wc -l)  -eq 2 ] # Source file is dummy
	then
		NV=${NAME}-${VERSION}
		pushd ..
		rm -rf ${NV} # Remove dummy source file.
		# Download original source file.
		wget https://github.com/cisco/openh264/archive/refs/tags/v${VERSION}.tar.gz
		tar xf v${VERSION}.tar.gz
		rm -f v${VERSION}.tar.gz
		# Make source tarball file which has only necessary header files.
		tar acf ../../${NAME}-headers-${VERSION}.tar.xz ${NV}/codec/api/wels/*.h
		# Update source directory.
		rm -rf ${NV}
		tar xf ../../${NAME}-headers-${VERSION}.tar.xz
		popd
	fi
}
	
PKG_NAMES="libopenh264 libopenh264-headers"
libopenh264_CATEGORY="Video Libs"
libopenh264_CONTENTS="etc/ usr/share/"
libopenh264_REQUIRES="wget bzip2"
libopenh264_SUMMARY="H.264 codec library runtime by Cisco"
libopenh264_headers_CATEGORY="Video Devel"
libopenh264_headers_CONTENTS="usr/include"
libopenh264_headers_SUMMARY="H.264 codec library headers"

src_compile() {
	:
}

src_install() {
	mkdir -p ${D}/usr/include
	ln -fs ${S}/codec/api/wels ${D}/usr/include/.
	# Get license file
	mkdir -p ${D}/usr/share/doc/lib${NAME}
	if ! wget -q http://www.openh264.org/BINARY_LICENSE.txt -O - > ${D}/usr/share/doc/lib${NAME}/BINARY_LICENSE.txt
	then
		echo "Need internet access!!!"
		exit 1
	fi
	mkdir -p ${D}/etc/lib${NAME}
	# Make sha256 hash
	wget -q http://ciscobinary.openh264.org/${NAME}-${VERSION}-win64.dll.bz2 -O - | bunzip2 | sha256sum | sed "s/-$/${NAME}-${VERSION}-win64.tmp/" > ${D}/etc/lib${NAME}/${NAME}-${VERSION}-win64.dll.sha256
	wget -q http://ciscobinary.openh264.org/${NAME}-${VERSION}-win32.dll.bz2 -O - | bunzip2 | sha256sum | sed "s/-$/${NAME}-${VERSION}-win32.tmp/" > ${D}/etc/lib${NAME}/${NAME}-${VERSION}-win32.dll.sha256
	# Make version text
	echo ${VERSION} > ${D}/etc/lib${NAME}/version.txt
	# Install postinstall/preremove scripts
	mkdir -p ${D}/etc/postinstall  ${D}/etc/preremove
	cp ${C}/lib${NAME}.postinstall ${D}/etc/postinstall/lib${NAME}.sh
	cp ${C}/lib${NAME}.preremove ${D}/etc/preremove/lib${NAME}.sh
}