mac编译ffmpeg(arm arm64)

ffmpeg 4.2.1版本编译

解压后修改configure

# build settings
SHFLAGS='-shared -Wl,-soname,$$(@F)'
LIBPREF="lib"
LIBSUF=".a"
FULLNAME='$(NAME)$(BUILDSUF)'
LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
SLIBPREF="lib"
SLIBSUF=".so"
SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
#SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
#LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
#SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
#SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
SLIB_INSTALL_LINKS='$(SLIBNAME)'
VERSION_SCRIPT_POSTPROCESS_CMD="cat"

运行脚本

#!/bin/bash
ADDI_CFLAGS="-marm"
API=24
PLATFORM=arm-linux-androideabi
CPU=armv7-a
NDK=/Users/litao/Library/Android/android-ndk-r14b # 修改自己本地的ndk路径
SYSROOT=$NDK/platforms/android-$API/arch-arm/
ISYSROOT=$NDK/sysroot
ASM=$ISYSROOT/usr/include/$PLATFORM
TOOLCHAIN=$NDK/toolchains/$PLATFORM-4.9/prebuilt/darwin-x86_64
OUTPUT=android #自己指定一个输出目录
function build_one
{
./configure \
--prefix=$OUTPUT \
--enable-shared \
--disable-static \
--disable-doc \
--disable-ffmpeg \
--disable-ffplay \
--disable-ffprobe \
--disable-avdevice \
--disable-doc \
--disable-symver \
--cross-prefix=$TOOLCHAIN/bin/arm-linux-androideabi- \
--cc=$TOOLCHAIN/bin/arm-linux-androideabi-gcc \
--nm=$TOOLCHAIN/bin/arm-linux-androideabi-nm \
--target-os=android \
--arch=arm \
--enable-cross-compile \
--sysroot=$SYSROOT \
--extra-cflags="-I$ASM -isysroot $ISYSROOT -Os -fpic -marm" \
--extra-ldflags="-marm" \
$ADDITIONAL_CONFIGURE_FLAG
  make clean
  make
  make install
}
echo "开始编译ffmpeg..."
build_one
echo "完成编译..."

#!/bin/bash
ADDI_CFLAGS="-marm"
API=24
PLATFORM=aarch64-linux-android
CPU=armv8-a
NDK=/Users/litao/Library/Android/android-ndk-r14b # 修改自己本地的ndk路径
SYSROOT=$NDK/platforms/android-$API/arch-arm64/
ISYSROOT=$NDK/sysroot
ASM=$ISYSROOT/usr/include/$PLATFORM
TOOLCHAIN=$NDK/toolchains/$PLATFORM-4.9/prebuilt/darwin-x86_64
OUTPUT=android #自己指定一个输出目录
function build_one
{
./configure \
--prefix=$OUTPUT \
--enable-shared \
--disable-static \
--disable-doc \
--disable-ffmpeg \
--disable-ffplay \
--disable-ffprobe \
--disable-avdevice \
--disable-doc \
--disable-symver \
--cross-prefix=$TOOLCHAIN/bin/aarch64-linux-android- \
--cc=$TOOLCHAIN/bin/aarch64-linux-android-gcc \
--nm=$TOOLCHAIN/bin/aarch64-linux-android-nm \
--target-os=android \
--arch=aarch64 \
--cpu=armv8-a \
--enable-cross-compile \
--sysroot=$SYSROOT \
#--extra-cflags="-I$ASM -isysroot $ISYSROOT -Os -fpic -marm" \
#--extra-ldflags="-marm" \
$ADDITIONAL_CONFIGURE_FLAG
  make clean
  make
  make install
}
echo "开始编译ffmpeg..."
build_one
echo "完成编译..."

在android目录下生产对应的so