From 71b37989a519080fb83dbe788089eb75dc30577a Mon Sep 17 00:00:00 2001
From: BtbN <btbn@btbn.de>
Date: Sun, 24 Apr 2022 20:10:44 +0200
Subject: [PATCH] Add libjxl for JPEG-XL support

---
 scripts.d/50-libjxl/45-brotli.sh | 34 ++++++++++++++++++++
 scripts.d/50-libjxl/50-libjxl.sh | 55 ++++++++++++++++++++++++++++++++
 2 files changed, 89 insertions(+)
 create mode 100755 scripts.d/50-libjxl/45-brotli.sh
 create mode 100755 scripts.d/50-libjxl/50-libjxl.sh

diff --git a/scripts.d/50-libjxl/45-brotli.sh b/scripts.d/50-libjxl/45-brotli.sh
new file mode 100755
index 0000000..966fbcb
--- /dev/null
+++ b/scripts.d/50-libjxl/45-brotli.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+
+BROTLI_REPO="https://github.com/google/brotli.git"
+BROTLI_COMMIT="f4153a09f87cbb9c826d8fc12c74642bb2d879ea"
+
+ffbuild_enabled() {
+    return 0
+}
+
+ffbuild_dockerbuild() {
+    git-mini-clone "$BROTLI_REPO" "$BROTLI_COMMIT" brotli
+    cd brotli
+
+    mkdir build && cd build
+
+    cmake -G Ninja -DCMAKE_TOOLCHAIN_FILE="$FFBUILD_CMAKE_TOOLCHAIN" -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX="$FFBUILD_PREFIX" -DCMAKE_POSITION_INDEPENDENT_CODE=ON ..
+    ninja -j$(nproc)
+    ninja install
+
+    # Build system is severely lacking in options, clean up after it
+    rm -r "${FFBUILD_PREFIX}"/bin
+    mv "${FFBUILD_PREFIX}"/lib/libbrotlienc{-static,}.a
+    mv "${FFBUILD_PREFIX}"/lib/libbrotlidec{-static,}.a
+    mv "${FFBUILD_PREFIX}"/lib/libbrotlicommon{-static,}.a
+
+    if [[ $TARGET == win* ]]; then
+        rm "${FFBUILD_PREFIX}"/lib/libbrotli*.dll.a
+    elif [[ $TARGET == linux* ]]; then
+        rm "${FFBUILD_PREFIX}"/lib/libbrotli*.so*
+    else
+        echo "Unknown target"
+        return -1
+    fi
+}
diff --git a/scripts.d/50-libjxl/50-libjxl.sh b/scripts.d/50-libjxl/50-libjxl.sh
new file mode 100755
index 0000000..5187c43
--- /dev/null
+++ b/scripts.d/50-libjxl/50-libjxl.sh
@@ -0,0 +1,55 @@
+#!/bin/bash
+
+JXL_REPO="https://github.com/libjxl/libjxl.git"
+JXL_COMMIT="638ca594d54c0f9eb16a8c236770418750e4cbec"
+
+ffbuild_enabled() {
+    [[ $ADDINS_STR == *4.4* ]] && return -1
+    [[ $ADDINS_STR == *5.0* ]] && return -1
+    return 0
+}
+
+ffbuild_dockerbuild() {
+    git-mini-clone "$JXL_REPO" "$JXL_COMMIT" jxl
+    cd jxl
+    git submodule update --init --recursive --depth 1 --recommend-shallow third_party/{highway,skcms}
+
+    mkdir build && cd build
+
+    if [[ $TARGET == linux* ]]; then
+        # our glibc is too old(<2.25), and their detection fails for some reason
+        export CXXFLAGS="$CXXFLAGS -DVQSORT_GETRANDOM=0 -DVQSORT_SECURE_SEED=0"
+    fi
+
+    cmake -G Ninja -DCMAKE_TOOLCHAIN_FILE="$FFBUILD_CMAKE_TOOLCHAIN" -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX="$FFBUILD_PREFIX" -DCMAKE_POSITION_INDEPENDENT_CODE=ON \
+        -DBUILD_SHARED_LIBS=OFF -DJPEGXL_STATIC=OFF -DJPEGXL_ENABLE_TOOLS=OFF -DJPEGXL_ENABLE_VIEWERS=OFF -DJPEGXL_EMSCRIPTEN=OFF -DJPEGXL_ENABLE_DOXYGEN=OFF \
+        -DBUILD_TESTING=OFF -DJPEGXL_ENABLE_EXAMPLES=OFF -DJPEGXL_ENABLE_MANPAGES=OFF -DJPEGXL_ENABLE_JNI=OFF -DJPEGXL_ENABLE_PLUGINS=OFF \
+        -DJPEGXL_ENABLE_DEVTOOLS=OFF -DJPEGXL_ENABLE_BENCHMARK=OFF -DJPEGXL_BUNDLE_LIBPNG=OFF -DJPEGXL_ENABLE_SJPEG=OFF -DJPEGXL_FORCE_SYSTEM_BROTLI=ON ..
+    ninja -j$(nproc)
+    ninja install
+
+    echo "Cflags.private: -DJXL_STATIC_DEFINE=1" >> "${FFBUILD_PREFIX}"/lib/pkgconfig/libjxl.pc
+    echo "Libs.private: -lstdc++" >> "${FFBUILD_PREFIX}"/lib/pkgconfig/libjxl.pc
+
+    echo "Cflags.private: -DJXL_STATIC_DEFINE=1" >> "${FFBUILD_PREFIX}"/lib/pkgconfig/libjxl_threads.pc
+    echo "Libs.private: -lstdc++" >> "${FFBUILD_PREFIX}"/lib/pkgconfig/libjxl_threads.pc
+
+    if [[ $TARGET == win* ]]; then
+        echo "Libs.private: -ladvapi32" >> "${FFBUILD_PREFIX}"/lib/pkgconfig/libjxl.pc
+        echo "Libs.private: -ladvapi32" >> "${FFBUILD_PREFIX}"/lib/pkgconfig/libjxl_threads.pc
+
+        mv "${FFBUILD_PREFIX}"/lib/libjxl{-static,}.a
+        mv "${FFBUILD_PREFIX}"/lib/libjxl_dec{-static,}.a
+        mv "${FFBUILD_PREFIX}"/lib/libjxl_threads{-static,}.a
+    fi
+}
+
+ffbuild_configure() {
+    echo --enable-libjxl
+}
+
+ffbuild_unconfigure() {
+    [[ $ADDINS_STR == *4.4* ]] && return 0
+    [[ $ADDINS_STR == *5.0* ]] && return 0
+    echo --disable-libjxl
+}