FreeRDP/scripts/android-build-ffmpeg.sh

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#!/bin/bash
SCM_URL=https://github.com/FFmpeg/FFmpeg/archive
SCM_TAG=n6.0
SCM_HASH=9a1fa94608300e835bf89bdfcd7d77deceba67bff3494f609816f84bd69a459e
OLD_PATH=$PATH
source $(dirname "${BASH_SOURCE[0]}")/android-build-common.sh
function get_toolchain() {
HOST_OS=$(uname -s)
case ${HOST_OS} in
Darwin) HOST_OS=darwin;;
Linux) HOST_OS=linux;;
FreeBsd) HOST_OS=freebsd;;
CYGWIN*|*_NT-*) HOST_OS=cygwin;;
esac
HOST_ARCH=$(uname -m)
case ${HOST_ARCH} in
i?86) HOST_ARCH=x86;;
x86_64|amd64) HOST_ARCH=x86_64;;
esac
echo "${HOST_OS}-${HOST_ARCH}"
}
function get_build_host() {
case ${ARCH} in
armeabi-v7a)
echo "arm-linux-androideabi"
;;
arm64-v8a)
echo "aarch64-linux-android"
;;
x86)
echo "i686-linux-android"
;;
x86_64)
echo "x86_64-linux-android"
;;
esac
}
function get_clang_target_host() {
case ${ARCH} in
armeabi-v7a)
echo "armv7a-linux-androideabi${NDK_TARGET}"
;;
arm64-v8a)
echo "aarch64-linux-android${NDK_TARGET}"
;;
x86)
echo "i686-linux-android${NDK_TARGET}"
;;
x86_64)
echo "x86_64-linux-android${NDK_TARGET}"
;;
esac
}
function get_arch_specific_ldflags() {
case ${ARCH} in
armeabi-v7a)
echo "-march=armv7-a -mfpu=neon -mfloat-abi=softfp -Wl,--fix-cortex-a8"
;;
arm64-v8a)
echo "-march=armv8-a"
;;
x86)
echo "-march=i686"
;;
x86_64)
echo "-march=x86-64"
;;
esac
}
function set_toolchain_clang_paths {
TOOLCHAIN=$(get_toolchain)
common_run export PATH=$PATH:${ANDROID_NDK}/toolchains/llvm/prebuilt/${TOOLCHAIN}/bin
AR=llvm-ar
NM=llvm-nm
RANLIB=llvm-ranlib
STRIP=llvm-strip
CC=$(get_clang_target_host)-clang
CXX=$(get_clang_target_host)-clang++
case ${ARCH} in
arm64-v8a)
common_run export ac_cv_c_bigendian=no
;;
esac
}
function build {
echo "Building FFmpeg architecture $1..."
BASE=$(pwd)
common_run cd $BUILD_SRC
BUILD_HOST=$(get_build_host)
set_toolchain_clang_paths
LDFLAGS=$(get_arch_specific_ldflags)
PATH=$ANDROID_NDK:$PATH
common_run ./configure \
--cross-prefix="${BUILD_HOST}-" \
--sysroot="${ANDROID_NDK}/toolchains/llvm/prebuilt/${TOOLCHAIN}/sysroot" \
--arch="${TARGET_ARCH}" \
--cpu="${TARGET_CPU}" \
--cc="${CC}" \
--cxx="${CXX}" \
--ar="${AR}" \
--nm="${NM}" \
--ranlib="${RANLIB}" \
--strip="${STRIP}" \
--extra-ldflags="${LDFLAGS}" \
--prefix="${BUILD_DST}/${ARCH}" \
--pkg-config="${HOST_PKG_CONFIG_PATH}" \
--target-os=android \
${ARCH_OPTIONS} \
--enable-cross-compile \
--enable-pic \
--enable-jni --enable-mediacodec \
--enable-shared \
--disable-vulkan \
--disable-stripping \
--disable-programs --disable-doc --disable-avdevice --disable-avfilter --disable-avformat
common_run make clean
common_run make -j
common_run make install
}
# Run the main program.
common_parse_arguments $@
common_update $SCM_URL $SCM_TAG $BUILD_SRC $SCM_HASH
HOST_PKG_CONFIG_PATH=`command -v pkg-config`
if [ -z ${HOST_PKG_CONFIG_PATH} ]; then
echo "(*) pkg-config command not found\n"
exit 1
fi
for ARCH in $BUILD_ARCH
do
case ${ARCH} in
armeabi-v7a)
TARGET_CPU="armv7-a"
TARGET_ARCH="armv7-a"
ARCH_OPTIONS=" --enable-neon --enable-asm --enable-inline-asm"
;;
arm64-v8a)
TARGET_CPU="armv8-a"
TARGET_ARCH="aarch64"
ARCH_OPTIONS=" --enable-neon --enable-asm --enable-inline-asm"
;;
x86)
TARGET_CPU="i686"
TARGET_ARCH="i686"
# asm disabled due to this ticker https://trac.ffmpeg.org/ticket/4928
ARCH_OPTIONS=" --disable-neon --disable-asm --disable-inline-asm"
;;
x86_64)
TARGET_CPU="x86_64"
TARGET_ARCH="x86_64"
ARCH_OPTIONS=" --disable-neon --enable-asm --enable-inline-asm"
;;
esac
build
common_run cp -L $BUILD_DST/$ARCH/lib/*.so $BUILD_DST/$ARCH/
common_run export PATH=$OLD_PATH
done