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Add libavif support for iOS (#9117)
Co-authored-by: Andrew Murray <radarhere@users.noreply.github.com>
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parent
2ab301dcc9
commit
148e1ac914
39
.github/workflows/wheels-dependencies.sh
vendored
39
.github/workflows/wheels-dependencies.sh
vendored
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@ -186,30 +186,43 @@ function build_libavif {
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python3 -m pip install meson ninja
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if [[ "$PLAT" == "x86_64" ]] || [ -n "$SANITIZER" ]; then
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if ([[ "$PLAT" == "x86_64" ]] && [[ -z "$IOS_SDK" ]]) || [ -n "$SANITIZER" ]; then
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build_simple nasm 2.16.03 https://www.nasm.us/pub/nasm/releasebuilds/2.16.03
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fi
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local build_type=MinSizeRel
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local build_shared=ON
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local lto=ON
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local libavif_cmake_flags
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if [ -n "$IS_MACOS" ]; then
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if [[ -n "$IS_MACOS" ]]; then
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lto=OFF
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libavif_cmake_flags=(
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-DCMAKE_C_FLAGS_MINSIZEREL="-Oz -DNDEBUG -flto" \
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-DCMAKE_CXX_FLAGS_MINSIZEREL="-Oz -DNDEBUG -flto" \
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-DCMAKE_SHARED_LINKER_FLAGS_INIT="-Wl,-S,-x,-dead_strip_dylibs" \
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)
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if [[ -n "$IOS_SDK" ]]; then
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build_shared=OFF
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fi
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else
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if [[ "$MB_ML_VER" == 2014 ]] && [[ "$PLAT" == "x86_64" ]]; then
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build_type=Release
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fi
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libavif_cmake_flags=(-DCMAKE_SHARED_LINKER_FLAGS_INIT="-Wl,--strip-all,-z,relro,-z,now")
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fi
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if [[ -n "$IOS_SDK" ]] && [[ "$PLAT" == "x86_64" ]]; then
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libavif_cmake_flags+=(-DAOM_TARGET_CPU=generic)
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else
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libavif_cmake_flags+=(
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-DAVIF_CODEC_AOM_DECODE=OFF \
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-DAVIF_CODEC_DAV1D=LOCAL
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)
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fi
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local out_dir=$(fetch_unpack https://github.com/AOMediaCodec/libavif/archive/refs/tags/v$LIBAVIF_VERSION.tar.gz libavif-$LIBAVIF_VERSION.tar.gz)
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# CONFIG_AV1_HIGHBITDEPTH=0 is a flag for libaom (included as a subproject
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# of libavif) that disables support for encoding high bit depth images.
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(cd $out_dir \
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@ -217,20 +230,27 @@ function build_libavif {
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-DCMAKE_INSTALL_PREFIX=$BUILD_PREFIX \
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-DCMAKE_INSTALL_LIBDIR=$BUILD_PREFIX/lib \
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-DCMAKE_INSTALL_NAME_DIR=$BUILD_PREFIX/lib \
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-DBUILD_SHARED_LIBS=ON \
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-DBUILD_SHARED_LIBS=$build_shared \
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-DAVIF_LIBSHARPYUV=LOCAL \
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-DAVIF_LIBYUV=LOCAL \
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-DAVIF_CODEC_AOM=LOCAL \
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-DCONFIG_AV1_HIGHBITDEPTH=0 \
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-DAVIF_CODEC_AOM_DECODE=OFF \
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-DAVIF_CODEC_DAV1D=LOCAL \
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-DCMAKE_INTERPROCEDURAL_OPTIMIZATION=$lto \
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-DCMAKE_C_VISIBILITY_PRESET=hidden \
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-DCMAKE_CXX_VISIBILITY_PRESET=hidden \
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-DCMAKE_BUILD_TYPE=$build_type \
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"${libavif_cmake_flags[@]}" \
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. \
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&& make install)
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$HOST_CMAKE_FLAGS . )
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if [[ -n "$IOS_SDK" ]]; then
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# libavif's CMake configuration generates a meson cross file... but it
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# doesn't work for iOS cross-compilation. Copy in Pillow-generated
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# meson-cross config to replace the cmake-generated version.
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cp $WORKDIR/meson-cross.txt $out_dir/crossfile-apple.meson
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fi
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(cd $out_dir && make install)
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touch libavif-stamp
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}
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@ -268,10 +288,7 @@ function build {
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build_tiff
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fi
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if [[ -z "$IOS_SDK" ]]; then
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# Short term workaround; don't build libavif on iOS
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build_libavif
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fi
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build_libavif
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build_libpng
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build_lcms2
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build_openjpeg
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@ -25,8 +25,7 @@ def test_wheel_modules() -> None:
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elif sys.platform == "ios":
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# tkinter is not available on iOS
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# libavif is not available on iOS (for now)
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expected_modules -= {"tkinter", "avif"}
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expected_modules.remove("tkinter")
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assert set(features.get_supported_modules()) == expected_modules
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