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#!/bin/bash
# Copyright (c) 2021, Google Inc. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
#
# * Neither the name of Google nor the names of its contributors may
# be used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
set -xe
LIBWEBP_ROOT="$(realpath "$(dirname "$0")/..")"
readonly LIBWEBP_ROOT
readonly WORKSPACE=${WORKSPACE:-"$(mktemp -d -t webp.android.XXX)"}
# shellcheck source=infra/common.sh
source "${LIBWEBP_ROOT}/infra/common.sh"
usage() {
cat << EOF
Usage: $(basename "$0") BUILD_TYPE APP_ABI
Options:
BUILD_TYPE supported build types:
static
static-debug
shared
shared-debug
APP_ABI supported application binary interfaces:
armeabi-v7a
arm64-v8a
x86
x86_64
Environment variables:
WORKSPACE directory where the build is done.
ANDROID_NDK_DIR directory where the android ndk tools are.
EOF
}
################################################################################
echo "Building libwebp for Android in ${WORKSPACE}"
if [[ ! -d "${WORKSPACE}" ]]; then
log_err "${WORKSPACE} directory does not exist."
exit 1
fi
readonly BUILD_TYPE=${1:?"BUILD_TYPE is not defined.$(
echo
usage
)"}
readonly APP_ABI=${2:?"APP_ABI not defined.$(
echo
usage
)"}
readonly ANDROID_NDK_DIR=${ANDROID_NDK_DIR:?"ANDROID_NDK_DIR is not defined.$(
echo
usage
)"}
readonly BUILD_DIR="${WORKSPACE}/build-${BUILD_TYPE}"
readonly STANDALONE_ANDROID_DIR="${WORKSPACE}/android"
if [[ ! -x "${ANDROID_NDK_DIR}/ndk-build" ]]; then
log_err "unable to find ndk-build in ANDROID_NDK_DIR: ${ANDROID_NDK_DIR}."
exit 1
fi
CFLAGS=
LDFLAGS=
opts=()
case "${BUILD_TYPE}" in
*debug)
readonly APP_OPTIM="debug"
CFLAGS="-O0 -g"
opts+=("--enable-asserts")
;;
static* | shared*)
readonly APP_OPTIM="release"
CFLAGS="-O2 -g"
;;
*)
usage
exit 1
;;
esac
case "${BUILD_TYPE}" in
shared*) readonly SHARED="1" ;;
*)
readonly SHARED="0"
CFLAGS="${CFLAGS} -fPIE"
LDFLAGS="${LDFLAGS} -Wl,-pie"
opts+=("--disable-shared")
;;
esac
# Create a fresh build directory
make_build_dir "${BUILD_DIR}"
cd "${BUILD_DIR}"
ln -s "${LIBWEBP_ROOT}" jni
"${ANDROID_NDK_DIR}/ndk-build" -j2 \
APP_ABI="${APP_ABI}" \
APP_OPTIM="${APP_OPTIM}" \
ENABLE_SHARED="${SHARED}"
cd "${LIBWEBP_ROOT}"
./autogen.sh
case "${APP_ABI}" in
armeabi*) arch="arm" ;;
arm64*) arch="arm64" ;;
*) arch="${APP_ABI}" ;;
esac
# TODO(b/185520507): remove this and use the binaries from
# toolchains/llvm/prebuilt/ directly.
rm -rf "${STANDALONE_ANDROID_DIR}"
"${ANDROID_NDK_DIR}/build/tools/make_standalone_toolchain.py" \
--api 24 --arch "${arch}" --stl gnustl --install-dir \
"${STANDALONE_ANDROID_DIR}"
export PATH="${STANDALONE_ANDROID_DIR}/bin:${PATH}"
rm -rf "${BUILD_DIR}"
make_build_dir "${BUILD_DIR}"
cd "${BUILD_DIR}"
case "${arch}" in
arm)
host="arm-linux-androideabi"
case "${APP_ABI}" in
armeabi) ;;
armeabi-v7a)
CFLAGS="${CFLAGS} -march=armv7-a -mfpu=neon -mfloat-abi=softfp"
;;
*) ;; # No configuration needed
esac
;;
arm64)
host="aarch64-linux-android"
;;
x86)
host="i686-linux-android"
;;
x86_64)
host="x86_64-linux-android"
;;
*) ;; # Skip configuration
esac
setup_ccache
CC="clang"
"${LIBWEBP_ROOT}/configure" --host "${host}" --build \
"$("${LIBWEBP_ROOT}/config.guess")" CC="${CC}" CFLAGS="${CFLAGS}" \
LDFLAGS="${LDFLAGS}" "${opts[@]}"
make -j
if [[ "${GERRIT_REFSPEC:-}" = "refs/heads/portable-intrinsics" ]] \
|| [[ "${GERRIT_BRANCH:-}" = "portable-intrinsics" ]]; then
cd "${WORKSPACE}"
rm -rf build && mkdir build
cd build
standalone="${WORKSPACE}/android"
cmake ../libwebp \
-DWEBP_BUILD_DWEBP=1 \
-DCMAKE_C_COMPILER="${standalone}/bin/clang" \
-DCMAKE_PREFIX_PATH="${standalone}/sysroot/usr/lib" \
-DCMAKE_C_FLAGS=-fPIE \
-DCMAKE_EXE_LINKER_FLAGS=-Wl,-pie \
-DCMAKE_BUILD_TYPE=Release \
-DWEBP_ENABLE_WASM=1
make -j2
cd "${WORKSPACE}"
make_build_dir "${BUILD_DIR}"
cd "${BUILD_DIR}"
case "${APP_ABI}" in
armeabi-v7a | arm64*)
cmake "${LIBWEBP_ROOT}" \
-DWEBP_BUILD_DWEBP=1 \
-DCMAKE_C_COMPILER="${standalone}/bin/clang" \
-DCMAKE_PREFIX_PATH="${standalone}/sysroot/usr/lib" \
-DCMAKE_C_FLAGS='-fPIE -DENABLE_NEON_BUILTIN_MULHI_INT16X8' \
-DCMAKE_EXE_LINKER_FLAGS=-Wl,-pie \
-DCMAKE_BUILD_TYPE=Release \
-DWEBP_ENABLE_WASM=1
make -j2
;;
x86*)
cmake "${LIBWEBP_ROOT}" \
-DWEBP_BUILD_DWEBP=1 \
-DCMAKE_C_COMPILER="${standalone}/bin/clang" \
-DCMAKE_PREFIX_PATH="${standalone}/sysroot/usr/lib" \
-DCMAKE_C_FLAGS='-fPIE -DENABLE_X86_BUILTIN_MULHI_INT16X8' \
-DCMAKE_EXE_LINKER_FLAGS=-Wl,-pie \
-DCMAKE_BUILD_TYPE=Release \
-DWEBP_ENABLE_WASM=1
make -j2
;;
*)
log_err "APP_ABI not supported."
exit 1
;;
esac
fi
|
