SUMMARY = "PNG image format decoding library"
DESCRIPTION = "An open source project to develop and maintain the reference \
library for use in applications that read, create, and manipulate PNG \
(Portable Network Graphics) raster image files. "
HOMEPAGE = "http://www.libpng.org/"
SECTION = "libs"
LICENSE = "Libpng"
LIC_FILES_CHKSUM = "file://LICENSE;md5=8f533bc367bfd43f556b6f782234c076"
DEPENDS = "zlib"

LIBV = "16"

SRC_URI = "${SOURCEFORGE_MIRROR}/${BPN}/${BPN}${LIBV}/${BP}.tar.xz"
SRC_URI[sha256sum] = "535b479b2467ff231a3ec6d92a525906fb8ef27978be4f66dbe05d3f3a01b3a1"

MIRRORS += "${SOURCEFORGE_MIRROR}/${BPN}/${BPN}${LIBV}/ ${SOURCEFORGE_MIRROR}/${BPN}/${BPN}${LIBV}/older-releases/"

UPSTREAM_CHECK_URI = "http://libpng.org/pub/png/libpng.html"

BINCONFIG = "${bindir}/libpng-config ${bindir}/libpng16-config"

inherit autotools binconfig-disabled pkgconfig

# Work around missing symbols
ARMNEON = "${@bb.utils.contains("TUNE_FEATURES", "neon", "--enable-arm-neon=on", "--enable-arm-neon=off", d)}"
ARMNEON:aarch64 = "--enable-hardware-optimizations=on"
EXTRA_OECONF += "${ARMNEON}"

PACKAGES =+ "${PN}-tools"

FILES:${PN}-tools = "${bindir}/png-fix-itxt ${bindir}/pngfix ${bindir}/pngcp"

BBCLASSEXTEND = "native nativesdk"

CVE_STATUS[CVE-2019-17371] = "cpe-incorrect: A memory leak in gif2png 2.x"