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-rwxr-xr-xthird_party/aom/build/make/iosbuild.sh383
1 files changed, 383 insertions, 0 deletions
diff --git a/third_party/aom/build/make/iosbuild.sh b/third_party/aom/build/make/iosbuild.sh
new file mode 100755
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+++ b/third_party/aom/build/make/iosbuild.sh
@@ -0,0 +1,383 @@
+#!/bin/sh
+## Copyright (c) 2016, Alliance for Open Media. All rights reserved
+##
+## This source code is subject to the terms of the BSD 2 Clause License and
+## the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+## was not distributed with this source code in the LICENSE file, you can
+## obtain it at www.aomedia.org/license/software. If the Alliance for Open
+## Media Patent License 1.0 was not distributed with this source code in the
+## PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+##
+## This script generates 'AOM.framework'. An iOS app can encode and decode AVx
+## video by including 'AOM.framework'.
+##
+## Run iosbuild.sh to create 'AOM.framework' in the current directory.
+##
+set -e
+devnull='> /dev/null 2>&1'
+
+BUILD_ROOT="_iosbuild"
+CONFIGURE_ARGS="--disable-docs
+ --disable-examples
+ --disable-libyuv
+ --disable-unit-tests"
+DIST_DIR="_dist"
+FRAMEWORK_DIR="AOM.framework"
+FRAMEWORK_LIB="AOM.framework/AOM"
+HEADER_DIR="${FRAMEWORK_DIR}/Headers/aom"
+SCRIPT_DIR=$(dirname "$0")
+LIBAOM_SOURCE_DIR=$(cd ${SCRIPT_DIR}/../..; pwd)
+LIPO=$(xcrun -sdk iphoneos${SDK} -find lipo)
+ORIG_PWD="$(pwd)"
+ARM_TARGETS="arm64-darwin-gcc
+ armv7-darwin-gcc
+ armv7s-darwin-gcc"
+SIM_TARGETS="x86-iphonesimulator-gcc
+ x86_64-iphonesimulator-gcc"
+OSX_TARGETS="x86-darwin16-gcc
+ x86_64-darwin16-gcc"
+TARGETS="${ARM_TARGETS} ${SIM_TARGETS}"
+
+# Configures for the target specified by $1, and invokes make with the dist
+# target using $ as the distribution output directory.
+build_target() {
+ local target="$1"
+ local old_pwd="$(pwd)"
+ local target_specific_flags=""
+
+ vlog "***Building target: ${target}***"
+
+ case "${target}" in
+ x86-*)
+ target_specific_flags="--enable-pic"
+ vlog "Enabled PIC for ${target}"
+ ;;
+ esac
+
+ mkdir "${target}"
+ cd "${target}"
+ eval "${LIBAOM_SOURCE_DIR}/configure" --target="${target}" \
+ ${CONFIGURE_ARGS} ${EXTRA_CONFIGURE_ARGS} ${target_specific_flags} \
+ ${devnull}
+ export DIST_DIR
+ eval make dist ${devnull}
+ cd "${old_pwd}"
+
+ vlog "***Done building target: ${target}***"
+}
+
+# Returns the preprocessor symbol for the target specified by $1.
+target_to_preproc_symbol() {
+ target="$1"
+ case "${target}" in
+ arm64-*)
+ echo "__aarch64__"
+ ;;
+ armv7-*)
+ echo "__ARM_ARCH_7A__"
+ ;;
+ armv7s-*)
+ echo "__ARM_ARCH_7S__"
+ ;;
+ x86-*)
+ echo "__i386__"
+ ;;
+ x86_64-*)
+ echo "__x86_64__"
+ ;;
+ *)
+ echo "#error ${target} unknown/unsupported"
+ return 1
+ ;;
+ esac
+}
+
+# Create a aom_config.h shim that, based on preprocessor settings for the
+# current target CPU, includes the real aom_config.h for the current target.
+# $1 is the list of targets.
+create_aom_framework_config_shim() {
+ local targets="$1"
+ local config_file="${HEADER_DIR}/aom_config.h"
+ local preproc_symbol=""
+ local target=""
+ local include_guard="AOM_FRAMEWORK_HEADERS_AOM_AOM_CONFIG_H_"
+
+ local file_header="/*
+ * Copyright (c) $(date +%Y), Alliance for Open Media. All rights reserved.
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. If the Alliance for Open
+ * Media Patent License 1.0 was not distributed with this source code in the
+ * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+ */
+
+/* GENERATED FILE: DO NOT EDIT! */
+
+#ifndef ${include_guard}
+#define ${include_guard}
+
+#if defined"
+
+ printf "%s" "${file_header}" > "${config_file}"
+ for target in ${targets}; do
+ preproc_symbol=$(target_to_preproc_symbol "${target}")
+ printf " ${preproc_symbol}\n" >> "${config_file}"
+ printf "#define AOM_FRAMEWORK_TARGET \"${target}\"\n" >> "${config_file}"
+ printf "#include \"AOM/aom/${target}/aom_config.h\"\n" >> "${config_file}"
+ printf "#elif defined" >> "${config_file}"
+ mkdir "${HEADER_DIR}/${target}"
+ cp -p "${BUILD_ROOT}/${target}/aom_config.h" "${HEADER_DIR}/${target}"
+ done
+
+ # Consume the last line of output from the loop: We don't want it.
+ sed -i '' -e '$d' "${config_file}"
+
+ printf "#endif\n\n" >> "${config_file}"
+ printf "#endif // ${include_guard}" >> "${config_file}"
+}
+
+# Verifies that $FRAMEWORK_LIB fat library contains requested builds.
+verify_framework_targets() {
+ local requested_cpus=""
+ local cpu=""
+
+ # Extract CPU from full target name.
+ for target; do
+ cpu="${target%%-*}"
+ if [ "${cpu}" = "x86" ]; then
+ # lipo -info outputs i386 for libaom x86 targets.
+ cpu="i386"
+ fi
+ requested_cpus="${requested_cpus}${cpu} "
+ done
+
+ # Get target CPUs present in framework library.
+ local targets_built=$(${LIPO} -info ${FRAMEWORK_LIB})
+
+ # $LIPO -info outputs a string like the following:
+ # Architectures in the fat file: $FRAMEWORK_LIB <architectures>
+ # Capture only the architecture strings.
+ targets_built=${targets_built##*: }
+
+ # Sort CPU strings to make the next step a simple string compare.
+ local actual=$(echo ${targets_built} | tr " " "\n" | sort | tr "\n" " ")
+ local requested=$(echo ${requested_cpus} | tr " " "\n" | sort | tr "\n" " ")
+
+ vlog "Requested ${FRAMEWORK_LIB} CPUs: ${requested}"
+ vlog "Actual ${FRAMEWORK_LIB} CPUs: ${actual}"
+
+ if [ "${requested}" != "${actual}" ]; then
+ elog "Actual ${FRAMEWORK_LIB} targets do not match requested target list."
+ elog " Requested target CPUs: ${requested}"
+ elog " Actual target CPUs: ${actual}"
+ return 1
+ fi
+}
+
+# Configures and builds each target specified by $1, and then builds
+# AOM.framework.
+build_framework() {
+ local lib_list=""
+ local targets="$1"
+ local target=""
+ local target_dist_dir=""
+
+ # Clean up from previous build(s).
+ rm -rf "${BUILD_ROOT}" "${FRAMEWORK_DIR}"
+
+ # Create output dirs.
+ mkdir -p "${BUILD_ROOT}"
+ mkdir -p "${HEADER_DIR}"
+
+ cd "${BUILD_ROOT}"
+
+ for target in ${targets}; do
+ build_target "${target}"
+ target_dist_dir="${BUILD_ROOT}/${target}/${DIST_DIR}"
+ if [ "${ENABLE_SHARED}" = "yes" ]; then
+ local suffix="dylib"
+ else
+ local suffix="a"
+ fi
+ lib_list="${lib_list} ${target_dist_dir}/lib/libaom.${suffix}"
+ done
+
+ cd "${ORIG_PWD}"
+
+ # The basic libaom API includes are all the same; just grab the most recent
+ # set.
+ cp -p "${target_dist_dir}"/include/aom/* "${HEADER_DIR}"
+
+ # Build the fat library.
+ ${LIPO} -create ${lib_list} -output ${FRAMEWORK_DIR}/AOM
+
+ # Create the aom_config.h shim that allows usage of aom_config.h from
+ # within AOM.framework.
+ create_aom_framework_config_shim "${targets}"
+
+ # Copy in aom_version.h.
+ cp -p "${BUILD_ROOT}/${target}/aom_version.h" "${HEADER_DIR}"
+
+ if [ "${ENABLE_SHARED}" = "yes" ]; then
+ # Adjust the dylib's name so dynamic linking in apps works as expected.
+ install_name_tool -id '@rpath/AOM.framework/AOM' ${FRAMEWORK_DIR}/AOM
+
+ # Copy in Info.plist.
+ cat "${SCRIPT_DIR}/ios-Info.plist" \
+ | sed "s/\${FULLVERSION}/${FULLVERSION}/g" \
+ | sed "s/\${VERSION}/${VERSION}/g" \
+ | sed "s/\${IOS_VERSION_MIN}/${IOS_VERSION_MIN}/g" \
+ > "${FRAMEWORK_DIR}/Info.plist"
+ fi
+
+ # Confirm AOM.framework/AOM contains the targets requested.
+ verify_framework_targets ${targets}
+
+ vlog "Created fat library ${FRAMEWORK_LIB} containing:"
+ for lib in ${lib_list}; do
+ vlog " $(echo ${lib} | awk -F / '{print $2, $NF}')"
+ done
+}
+
+# Trap function. Cleans up the subtree used to build all targets contained in
+# $TARGETS.
+cleanup() {
+ local readonly res=$?
+ cd "${ORIG_PWD}"
+
+ if [ $res -ne 0 ]; then
+ elog "build exited with error ($res)"
+ fi
+
+ if [ "${PRESERVE_BUILD_OUTPUT}" != "yes" ]; then
+ rm -rf "${BUILD_ROOT}"
+ fi
+}
+
+print_list() {
+ local indent="$1"
+ shift
+ local list="$@"
+ for entry in ${list}; do
+ echo "${indent}${entry}"
+ done
+}
+
+iosbuild_usage() {
+cat << EOF
+ Usage: ${0##*/} [arguments]
+ --help: Display this message and exit.
+ --enable-shared: Build a dynamic framework for use on iOS 8 or later.
+ --extra-configure-args <args>: Extra args to pass when configuring libaom.
+ --macosx: Uses darwin16 targets instead of iphonesimulator targets for x86
+ and x86_64. Allows linking to framework when builds target MacOSX
+ instead of iOS.
+ --preserve-build-output: Do not delete the build directory.
+ --show-build-output: Show output from each library build.
+ --targets <targets>: Override default target list. Defaults:
+$(print_list " " ${TARGETS})
+ --test-link: Confirms all targets can be linked. Functionally identical to
+ passing --enable-examples via --extra-configure-args.
+ --verbose: Output information about the environment and each stage of the
+ build.
+EOF
+}
+
+elog() {
+ echo "${0##*/} failed because: $@" 1>&2
+}
+
+vlog() {
+ if [ "${VERBOSE}" = "yes" ]; then
+ echo "$@"
+ fi
+}
+
+trap cleanup EXIT
+
+# Parse the command line.
+while [ -n "$1" ]; do
+ case "$1" in
+ --extra-configure-args)
+ EXTRA_CONFIGURE_ARGS="$2"
+ shift
+ ;;
+ --help)
+ iosbuild_usage
+ exit
+ ;;
+ --enable-shared)
+ ENABLE_SHARED=yes
+ ;;
+ --preserve-build-output)
+ PRESERVE_BUILD_OUTPUT=yes
+ ;;
+ --show-build-output)
+ devnull=
+ ;;
+ --test-link)
+ EXTRA_CONFIGURE_ARGS="${EXTRA_CONFIGURE_ARGS} --enable-examples"
+ ;;
+ --targets)
+ TARGETS="$2"
+ shift
+ ;;
+ --macosx)
+ TARGETS="${ARM_TARGETS} ${OSX_TARGETS}"
+ ;;
+ --verbose)
+ VERBOSE=yes
+ ;;
+ *)
+ iosbuild_usage
+ exit 1
+ ;;
+ esac
+ shift
+done
+
+if [ "${ENABLE_SHARED}" = "yes" ]; then
+ CONFIGURE_ARGS="--enable-shared ${CONFIGURE_ARGS}"
+fi
+
+FULLVERSION=$("${SCRIPT_DIR}"/version.sh --bare "${LIBAOM_SOURCE_DIR}")
+VERSION=$(echo "${FULLVERSION}" | sed -E 's/^v([0-9]+\.[0-9]+\.[0-9]+).*$/\1/')
+
+if [ "$ENABLE_SHARED" = "yes" ]; then
+ IOS_VERSION_OPTIONS="--enable-shared"
+ IOS_VERSION_MIN="8.0"
+else
+ IOS_VERSION_OPTIONS=""
+ IOS_VERSION_MIN="6.0"
+fi
+
+if [ "${VERBOSE}" = "yes" ]; then
+cat << EOF
+ BUILD_ROOT=${BUILD_ROOT}
+ DIST_DIR=${DIST_DIR}
+ CONFIGURE_ARGS=${CONFIGURE_ARGS}
+ EXTRA_CONFIGURE_ARGS=${EXTRA_CONFIGURE_ARGS}
+ FRAMEWORK_DIR=${FRAMEWORK_DIR}
+ FRAMEWORK_LIB=${FRAMEWORK_LIB}
+ HEADER_DIR=${HEADER_DIR}
+ LIBAOM_SOURCE_DIR=${LIBAOM_SOURCE_DIR}
+ LIPO=${LIPO}
+ MAKEFLAGS=${MAKEFLAGS}
+ ORIG_PWD=${ORIG_PWD}
+ PRESERVE_BUILD_OUTPUT=${PRESERVE_BUILD_OUTPUT}
+ TARGETS="$(print_list "" ${TARGETS})"
+ ENABLE_SHARED=${ENABLE_SHARED}
+ OSX_TARGETS="${OSX_TARGETS}"
+ SIM_TARGETS="${SIM_TARGETS}"
+ SCRIPT_DIR="${SCRIPT_DIR}"
+ FULLVERSION="${FULLVERSION}"
+ VERSION="${VERSION}"
+ IOS_VERSION_MIN="${IOS_VERSION_MIN}"
+EOF
+fi
+
+build_framework "${TARGETS}"
+echo "Successfully built '${FRAMEWORK_DIR}' for:"
+print_list "" ${TARGETS}