# Description: Complete solution to record, convert and stream audio and video.
# URL: http://ffmpeg.org/
# Maintainer: Danny Rawlins, crux at romster dot me
# Depends on: bzip2 xz yasm zlib
# Optional: alsa-lib fdk-aac gnutls lame libass libsdl2 libtheora libva libvdpau libvorbis libvpx libwebp opus x264 x265

name=ffmpeg3
version=3.4.2
release=1
source=(https://ffmpeg.org/releases/ffmpeg-$version.tar.bz2
	CVE-2018-6621.patch)

build() {
	cd ffmpeg-$version

	#https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6621
	patch -p1 -i $SRC/CVE-2018-6621.patch

[ -e '/usr/lib/pkgconfig/libwebp.pc' ] && PKGMK_FFMPEG+=' --enable-libwebp'
[ -e '/usr/lib/pkgconfig/vdpau.pc' ] && PKGMK_FFMPEG+=' --enable-vdpau'
[ -e '/usr/lib/pkgconfig/freetype2.pc' ] && PKGMK_FFMPEG+=' --enable-libfreetype'
[ -e '/usr/lib/pkgconfig/x264.pc' ] && PKGMK_FFMPEG+=' --enable-libx264'
[ -e '/usr/lib/pkgconfig/x265.pc' ] && PKGMK_FFMPEG+=' --enable-libx265'
[ -e '/usr/lib/pkgconfig/libass.pc' ] && PKGMK_FFMPEG+=' --enable-libass'
[ -e '/usr/include/lame/lame.h' ] && PKGMK_FFMPEG+=' --enable-libmp3lame'
[ -e '/usr/lib/pkgconfig/opus.pc' ] && PKGMK_FFMPEG+=' --enable-libopus'
[ -e '/usr/lib/pkgconfig/vpx.pc' ] && PKGMK_FFMPEG+=' --enable-libvpx'
[ -e '/usr/lib/pkgconfig/vorbis.pc' ] && PKGMK_FFMPEG+=' --enable-libvorbis'
[ -e '/usr/lib/pkgconfig/theora.pc' ] && PKGMK_FFMPEG+=' --enable-libtheora'
[ -e '/usr/lib/pkgconfig/fdk-aac.pc' ] && PKGMK_FFMPEG+=' --enable-libfdk-aac --enable-nonfree'

	if [ -e '/usr/lib/pkgconfig/gnutls.pc' ]; then
		PKGMK_FFMPEG+=' --enable-gnutls'
	else
		PKGMK_FFMPEG+=' --enable-openssl --enable-nonfree'
	fi

	./configure ${PKGMK_FFMPEG} \
		--prefix=/usr \
		--incdir='/usr/include/ffmpeg3' \
		--libdir='/usr/lib/ffmpeg3' \
		--shlibdir='/usr/lib/ffmpeg3' \
		--disable-debug \
		--disable-doc \
		--enable-gpl \
		--enable-version3 \
		--enable-shared \
		--enable-pic \
		--enable-avfilter \
		--enable-avresample \
		--enable-postproc \
		--enable-pthreads \
		--enable-swresample

	make
	make DESTDIR=$PKG install
	install -d $PKG/etc/ld.so.conf.d
	echo -e '/usr/lib/\n/usr/lib/ffmpeg3/' > \
		$PKG/etc/ld.so.conf.d/ffmpeg3.conf

	rm -r $PKG/usr/{bin,share/ffmpeg}
}