libcamera: use RPI sources

These contain changes not yet in libcamera upstream supporting rpi/pisp,
required for RPi5/CM5 camera support.

Signed-off-by: Gijs Peskens <gijs.peskens@munisense.com>

Author: Gijs Peskens

dynamic-layers/multimedia-layer/recipes-multimedia/libcamera/libcamera_%.bbappend

@@ -0,0 +1,79 @@
+SUMMARY = "Linux libcamera framework"
+SECTION = "libs"
+
+LICENSE = "GPL-2.0-or-later & LGPL-2.1-or-later"
+
+LIC_FILES_CHKSUM = "\
+    file://LICENSES/GPL-2.0-or-later.txt;md5=fed54355545ffd980b814dab4a3b312c \
+    file://LICENSES/LGPL-2.1-or-later.txt;md5=2a4f4fd2128ea2f65047ee63fbca9f68 \
+"
+
+SRC_URI = " git://github.com/raspberrypi/libcamera.git;protocol=https;branch=main"
+
+SRCREV = "29156679717bec7cc4784aeba3548807f2c27fca"
+
+PE = "1"
+
+S = "${WORKDIR}/git"
+
+DEPENDS = "python3-pyyaml-native python3-jinja2-native python3-ply-native python3-jinja2-native udev gnutls chrpath-native libevent libyaml"
+DEPENDS += "${@bb.utils.contains('DISTRO_FEATURES', 'qt', 'qtbase qtbase-native', '', d)}"
+
+PACKAGES =+ "${PN}-gst ${PN}-pycamera"
+
+PACKAGECONFIG ??= "raspberrypi"
+PACKAGECONFIG[gst] = "-Dgstreamer=enabled,-Dgstreamer=disabled,gstreamer1.0 gstreamer1.0-plugins-base"
+PACKAGECONFIG[pycamera] = "-Dpycamera=enabled,-Dpycamera=disabled,python3 python3-pybind11"
+
+RPI_CONF_STR = "-Dpipelines=rpi/vc4,rpi/pisp -Dipas=rpi/vc4,rpi/pisp"
+
+PACKAGECONFIG[raspberrypi] = "${RPI_CONF_STR},, libpisp"
+
+LIBCAMERA_PIPELINES ??= "auto"
+
+EXTRA_OEMESON = " \
+    -Dpipelines=${LIBCAMERA_PIPELINES} \
+    -Dv4l2=true \
+    -Dcam=enabled \
+    -Dlc-compliance=disabled \
+    -Dtest=false \
+    -Ddocumentation=disabled \
+"
+
+RDEPENDS:${PN} = "${@bb.utils.contains('DISTRO_FEATURES', 'wayland qt', 'qtwayland', '', d)}"
+
+inherit meson pkgconfig python3native
+
+do_configure:prepend() {
+}
+
+do_install:append() {
+    chrpath -d ${D}${libdir}/libcamera.so
+    chrpath -d ${D}${libexecdir}/libcamera/v4l2-compat.so
+}
+
+do_package:append() {
+    bb.build.exec_func("do_package_recalculate_ipa_signatures", d)
+}
+
+do_package_recalculate_ipa_signatures() {
+    local modules
+    for module in $(find ${PKGD}/usr/lib/libcamera -name "*.so.sign"); do
+        module="${module%.sign}"
+        if [ -f "${module}" ] ; then
+            modules="${modules} ${module}"
+        fi
+    done
+
+    ${S}/src/ipa/ipa-sign-install.sh ${B}/src/ipa-priv-key.pem "${modules}"
+}
+
+FILES:${PN} += " ${libexecdir}/libcamera/v4l2-compat.so"
+FILES:${PN}-gst = "${libdir}/gstreamer-1.0"
+FILES:${PN}-pycamera = "${PYTHON_SITEPACKAGES_DIR}/libcamera"
+
+# libcamera-v4l2 explicitly sets _FILE_OFFSET_BITS=32 to get access to
+# both 32 and 64 bit file APIs.
+GLIBC_64BIT_TIME_FLAGS = ""
+
+CXXFLAGS:append:rpi = " -Wno-stringop-truncation "