DroidFS/app/ffmpeg/build.sh

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#!/bin/bash
if [ -z ${ANDROID_NDK_HOME+x} ]; then
echo "Error: \$ANDROID_NDK_HOME is not defined." >&2
exit 1
elif [ $# -lt 1 ]; then
echo "Usage: $0 <FFmpeg source directory> [<ABI>]" >&2
exit 1
else
FFMPEG_DIR=$1
compile_for_arch() {
echo "Compiling for $1..."
case $1 in
"x86_64")
CFN="x86_64-linux-android21-clang"
ARCH="x86_64"
;;
"x86")
CFN="i686-linux-android21-clang"
ARCH="i686"
EXTRA_FLAGS="--disable-asm"
;;
"arm64-v8a")
CFN="aarch64-linux-android21-clang"
ARCH="aarch64"
;;
"armeabi-v7a")
CFN="armv7a-linux-androideabi19-clang"
ARCH="arm"
;;
esac
(cd $FFMPEG_DIR && make clean;
./configure \
--cc="$CFN" \
--cxx="$CFN++" \
--arch="$ARCH" \
$EXTRA_FLAGS \
--target-os=android \
--enable-cross-compile \
--enable-version3 \
--disable-programs \
--disable-static \
--enable-shared \
--disable-bsfs \
--disable-parsers \
--disable-demuxers \
--disable-muxers \
--enable-muxer="mp4" \
--disable-decoders \
--disable-encoders \
--enable-encoder="aac" \
--disable-avdevice \
--disable-swresample \
--disable-swscale \
--disable-postproc \
--disable-avfilter \
--disable-network \
--disable-doc \
--disable-htmlpages \
--disable-manpages \
--disable-podpages \
--disable-txtpages \
--disable-sndio \
--disable-schannel \
--disable-securetransport \
--disable-vulkan \
--disable-xlib \
--disable-zlib \
--disable-cuvid \
--disable-nvenc \
--disable-vdpau \
--disable-videotoolbox \
--disable-audiotoolbox \
--disable-appkit \
--disable-alsa \
--disable-debug \
>/dev/null &&
make -j $(nproc --all) >/dev/null) &&
mkdir -p build/$1/libavformat build/$1/libavcodec build/$1/libavutil &&
cp $FFMPEG_DIR/libavformat/*.h $FFMPEG_DIR/libavformat/libavformat.so build/$1/libavformat &&
cp $FFMPEG_DIR/libavcodec/*.h $FFMPEG_DIR/libavcodec/libavcodec.so build/$1/libavcodec &&
cp $FFMPEG_DIR/libavutil/*.h $FFMPEG_DIR/libavutil/libavutil.so build/$1/libavutil ||
exit 1
}
export PATH=$ANDROID_NDK_HOME/toolchains/llvm/prebuilt/linux-x86_64/bin:$PATH
if [ $# -eq 2 ]; then
compile_for_arch $2
else
declare -a ABIs=("x86_64" "x86" "arm64-v8a" "armeabi-v7a")
for abi in ${ABIs[@]}; do
compile_for_arch $abi
done
fi
fi