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136 lines
4.2 KiB
136 lines
4.2 KiB
#!/bin/sh
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MY_LIBS_NAME=ffmpeg-3.4.5
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MY_DIR=ffmpeg-3.4.5
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# 设置NDK路径
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NDK=/home/kelinlang/Workspace/AndroidDev/android-ndk-r14b
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# cd ./${MY_DIR}
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#编译的过程中产生的中间件的存放目录，为了区分编译目录，源码目录，install目录
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MY_BUILD_DIR=androidBuild
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BUILD_PLATFORM=linux-x86_64
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TOOLCHAIN_VERSION=4.9
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ANDROID_VERSION=21
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API=21
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ANDROID_ARMV5_CFLAGS="-march=armv5te"
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ANDROID_ARMV7_CFLAGS="-march=armv7-a -mfloat-abi=softfp -mfpu=neon" #-mfloat-abi=hard -mfpu=vfpv3-d16 #-mfloat-abi=hard -mfpu=vfp
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ANDROID_ARMV8_CFLAGS="-march=armv8-a"
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ANDROID_X86_CFLAGS="-march=i686 -mtune=intel -mssse3 -mfpmath=sse -m32"
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ANDROID_X86_64_CFLAGS="-march=x86-64 -msse4.2 -mpopcnt -m64 -mtune=intel -nostdlib"
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# params($1:arch,$2:arch_abi,$3:host,$4:cross_prefix,$5:cflags)
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build_bin() {
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echo "-------------------star build $2-------------------------"
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ARCH=$1 # arm arm64 x86 x86_64
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ANDROID_ARCH_ABI=$2 # armeabi armeabi-v7a x86 mips
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#编译输出路径
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PREFIX=$(pwd)/android/${ANDROID_ARCH_ABI}/
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HOST=$3
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SYSROOT=$NDK/platforms/android-${ANDROID_VERSION}/arch-${ARCH}
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ISYSROOT=$NDK/sysroot
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#库文件地址
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ASM=$ISYSROOT/usr/include/$4
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CFALGS=$5
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# 设置编译工具链，4.9为版本号
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TOOLCHAIN=$NDK/toolchains/${HOST}-${TOOLCHAIN_VERSION}/prebuilt/${BUILD_PLATFORM}
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CROSS_PREFIX=${TOOLCHAIN}/bin/$4-
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# build 中间件
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BUILD_DIR=./${MY_BUILD_DIR}/${ANDROID_ARCH_ABI}
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echo "pwd = $(pwd)"
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echo "ARCH = ${ARCH}"
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echo "PREFIX = ${PREFIX}"
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echo "HOST = ${HOST}"
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echo "SYSROOT = ${SYSROOT}"
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echo "CFALGS = $5"
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echo "CFALGS = ${CFALGS}"
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echo "TOOLCHAIN = ${TOOLCHAIN}"
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echo "CROSS_PREFIX = ${CROSS_PREFIX}"
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echo " "
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#echo "-------------------------按任意键继续---------------------"
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#read -n 1
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#echo "-------------------------继续执行-------------------------"
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mkdir -p ${BUILD_DIR} #创建当前arch_abi的编译目录,比如:binary/armeabi-v7a
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cd ${BUILD_DIR} #此处 进了当前arch_abi的2级编译目录
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echo "cur pwd = $(pwd)"
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sh ../../configure \
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--enable-cross-compile \
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--enable-static \
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--disable-shared \
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--disable-doc \
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--disable-ffmpeg \
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--disable-ffplay \
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--disable-ffprobe \
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--disable-ffserver \
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--disable-avdevice \
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--disable-symver \
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--disable-debug \
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--target-os=android \
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--prefix=${PREFIX} \
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--arch=${ARCH} \
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--sysroot=$SYSROOT \
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--cross-prefix=${CROSS_PREFIX} \
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--extra-cflags="$CFALGS -Os -fPIC -DANDROID -Wfatal-errors -Wno-deprecated" \
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#--extra-cflags="-I$ASM -isysroot $ISYSROOT $CFALGS -Os -fPIC -D__ANDROID_API__=$API -U_FILE_OFFSET_BITS -Os -fPIC -DANDROID -D__thumb__ -mthumb -Wfatal-errors -Wno-deprecated -mfloat-abi=softfp -marm" \#
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--extra-cxxflags="-D__thumb__ -fexceptions -frtti" \
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# --extra-ldflags="-marm" \#
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--extra-ldflags="-L${SYSROOT}/usr/lib"
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make clean
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make
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make install
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# 合并生成的静态库
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$TOOLCHAIN/bin/$4-ld \
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-rpath-link=$SYSROOT/usr/lib \
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-L$SYSROOT/usr/lib \
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-L$PREFIX/lib \
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-soname libffmpeg.so -shared -nostdlib -Bsymbolic --whole-archive --no-undefined -o \
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$PREFIX/libffmpeg.so \
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libavcodec/libavcodec.a \
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libavfilter/libavfilter.a \
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libswresample/libswresample.a \
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libavformat/libavformat.a \
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libavutil/libavutil.a \
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libswscale/libswscale.a \
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-lc -lm -lz -ldl -llog --dynamic-linker=/system/bin/linker \
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$TOOLCHAIN/lib/gcc/$4/4.9.x/libgcc.a
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#从当前arch_abi编译目录跳出，对应上面的cd ${BUILD_DIR},以便function多次执行
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cd ../../
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echo "-------------------$2 build end-------------------------"
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echo " "
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echo " "
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echo " "
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}
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# build armeabi
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build_bin arm armeabi arm-linux-androideabi arm-linux-androideabi "$ANDROID_ARMV5_CFLAGS"
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#build armeabi-v7a
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#build_bin arm armeabi-v7a arm-linux-androideabi arm-linux-androideabi "$ANDROID_ARMV7_CFLAGS"
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#build arm64-v8a
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#build_bin arm64 arm64-v8a aarch64-linux-android aarch64-linux-android "$ANDROID_ARMV8_CFLAGS"
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#build x86
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#build_bin x86 x86 x86 i686-linux-android "$ANDROID_X86_CFLAGS"
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#build x86_64
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#build_bin x86_64 x86_64 x86_64 x86_64-linux-android "$ANDROID_X86_64_CFLAGS" |