https://blog.csdn.net/leixiaohua1020/article/details/47071547 雷神的博客
https://www.jianshu.com/p/3f0237027e27 编译x264
（找不到C编译器，需要重新安装Xcode命令行工具xcode-select --install）
http://www.audiocoding.com/faac.html faac下载地址
（Unknown option "--enable-libfaac" 新版本3.2被移出了）
https://www.videolan.org/developers/x264.html x264下载地址
https://github.com/kewlbear/x264-ios 编译x264命令地址
#!/bin/sh CONFIGURE_FLAGS="--enable-static --enable-pic --disable-cli" ARCHS="arm64 armv7 armv7s x86_64 i386" # directories
# 源码保存地址
SOURCE="x264" # 目标文件夹
FAT="x264-iOS" SCRATCH="scratch-x264"
# must be an absolute path
THIN=`pwd`/"thin-x264" COMPILE="y"
LIPO="y" if [ "$*" ]
then
if [ "$*" = "lipo" ]
then
# skip compile
COMPILE=
else
ARCHS="$*"
if [ $# -eq ]
then
# skip lipo
LIPO=
fi
fi
fi if [ "$COMPILE" ]
then
CWD=`pwd`
for ARCH in $ARCHS
do
echo "building $ARCH..."
mkdir -p "$SCRATCH/$ARCH"
cd "$SCRATCH/$ARCH"
CFLAGS="-arch $ARCH"
ASFLAGS= if [ "$ARCH" = "i386" -o "$ARCH" = "x86_64" ]
then
PLATFORM="iPhoneSimulator"
CPU=
if [ "$ARCH" = "x86_64" ]
then
CFLAGS="$CFLAGS -mios-simulator-version-min=7.0"
HOST=
else
CFLAGS="$CFLAGS -mios-simulator-version-min=5.0"
HOST="--host=i386-apple-darwin"
fi
else
PLATFORM="iPhoneOS"
if [ $ARCH = "arm64" ]
then
HOST="--host=aarch64-apple-darwin"
XARCH="-arch aarch64"
else
HOST="--host=arm-apple-darwin"
XARCH="-arch arm"
fi
CFLAGS="$CFLAGS -fembed-bitcode -mios-version-min=7.0"
ASFLAGS="$CFLAGS"
fi XCRUN_SDK=`echo $PLATFORM | tr '[:upper:]' '[:lower:]'`
CC="xcrun -sdk $XCRUN_SDK clang"
if [ $PLATFORM = "iPhoneOS" ]
then
export AS="$CWD/$SOURCE/tools/gas-preprocessor.pl $XARCH -- $CC"
else
export -n AS
fi
CXXFLAGS="$CFLAGS"
LDFLAGS="$CFLAGS" CC=$CC $CWD/$SOURCE/configure \
$CONFIGURE_FLAGS \
$HOST \
--extra-cflags="$CFLAGS" \
--extra-asflags="$ASFLAGS" \
--extra-ldflags="$LDFLAGS" \
--prefix="$THIN/$ARCH" || exit make -j3 install || exit
cd $CWD
done
fi if [ "$LIPO" ]
then
echo "building fat binaries..."
mkdir -p $FAT/lib
set - $ARCHS
CWD=`pwd`
cd $THIN/$/lib
for LIB in *.a
do
cd $CWD
lipo -create `find $THIN -name $LIB` -output $FAT/lib/$LIB
done cd $CWD
cp -rf $THIN/$/include $FAT
fi
https://blog.csdn.net/youxiteehuu/article/details/50952338 遇到nasm版本太低需要更新否则无法编译模拟器版本
ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null > /dev/null brew install nasm
编译faac
#!/bin/sh
cd ./faac
make distclean
cd .. CONFIGURE_FLAGS="--enable-static --with-pic" ARCHS="arm64 armv7s x86_64 i386 armv7" # directories
SOURCE="faac"
FAT="fat-faac" SCRATCH="scratch-faac"
# must be an absolute path
THIN=`pwd`/"thin-faac" COMPILE="y"
LIPO="y" if [ "$*" ]
then
if [ "$*" = "lipo" ]
then
# skip compile
COMPILE=
else
ARCHS="$*"
if [ $# -eq ]
then
# skip lipo
LIPO=
fi
fi
fi if [ "$COMPILE" ]
then
CWD=`pwd`
for ARCH in $ARCHS
do
echo "building $ARCH..."
mkdir -p "$SCRATCH/$ARCH"
cd "$SCRATCH/$ARCH" if [ "$ARCH" = "i386" -o "$ARCH" = "x86_64" ]
then
PLATFORM="iPhoneSimulator"
CPU=
if [ "$ARCH" = "x86_64" ]
then
SIMULATOR="-mios-simulator-version-min=7.0"
HOST=
else
SIMULATOR="-mios-simulator-version-min=5.0"
HOST="--host=i386-apple-darwin"
fi
else
PLATFORM="iPhoneOS"
if [ $ARCH = "armv7s" ]
then
CPU="--cpu=swift"
else
CPU=
fi
SIMULATOR=
HOST="--host=arm-apple-darwin"
fi XCRUN_SDK=`echo $PLATFORM | tr '[:upper:]' '[:lower:]'`
CC="xcrun -sdk $XCRUN_SDK clang -Wno-error=unused-command-line-argument-hard-error-in-future"
AS="/usr/local/bin/gas-preprocessor.pl $CC"
CFLAGS="-arch $ARCH $SIMULATOR"
CXXFLAGS="$CFLAGS"
LDFLAGS="$CFLAGS" CC=$CC CFLAGS=$CXXFLAGS LDFLAGS=$LDFLAGS CPPFLAGS=$CXXFLAGS CXX=$CC CXXFLAGS=$CXXFLAGS $CWD/$SOURCE/configure \
$CONFIGURE_FLAGS \
$HOST \
--prefix="$THIN/$ARCH" \
--disable-shared \
--without-mp4v2 make clean && make && make install-strip
cd $CWD
done
fi #================ fat lib =================== echo "building fat binaries..."
mkdir -p $FAT/lib
set - $ARCHS
CWD=`pwd`
cd $THIN/$/lib
for LIB in *.a
do
cd $CWD
lipo -create `find $THIN -name $LIB` -output $FAT/lib/$LIB
done cd $CWD
cp -rf $THIN/$/include $FAT
https://github.com/kewlbear/FFmpeg-iOS-build-script/blob/master/build-ffmpeg.sh （十分漫长的等待）
#!/bin/sh # directories SOURCE="ffmpeg"
FAT="FFmpeg-iOS" SCRATCH="scratch"
# must be an absolute path
THIN=`pwd`/"thin" # absolute path to x264 library
X264=`pwd`/x264-iOS # FDK_AAC=`pwd`/faac-iOS CONFIGURE_FLAGS="--enable-cross-compile --disable-debug --disable-programs \
--disable-doc --enable-pic" if [ "$X264" ]
then
CONFIGURE_FLAGS="$CONFIGURE_FLAGS --enable-gpl --enable-libx264"
fi if [ "$FDK_AAC" ]
then
# CONFIGURE_FLAGS="$CONFIGURE_FLAGS --enable-libfdk-aac --enable-nonfree"
CONFIGURE_FLAGS="$CONFIGURE_FLAGS --extra-libs=-lfaac --enable-nonfree" fi # avresample
#CONFIGURE_FLAGS="$CONFIGURE_FLAGS --enable-avresample" ARCHS="arm64 armv7 armv7s x86_64 i386" COMPILE="y"
LIPO="y" DEPLOYMENT_TARGET="8.0" if [ "$*" ]
then
if [ "$*" = "lipo" ]
then
# skip compile
COMPILE=
else
ARCHS="$*"
if [ $# -eq ]
then
# skip lipo
LIPO=
fi
fi
fi if [ "$COMPILE" ]
then
if [ ! `which yasm` ]
then
echo 'Yasm not found'
if [ ! `which brew` ]
then
echo 'Homebrew not found. Trying to install...'
ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" \
|| exit
fi
echo 'Trying to install Yasm...'
brew install yasm || exit
fi
if [ ! `which gas-preprocessor.pl` ]
then
echo 'gas-preprocessor.pl not found. Trying to install...'
(curl -L https://github.com/libav/gas-preprocessor/raw/master/gas-preprocessor.pl \
-o /usr/local/bin/gas-preprocessor.pl \
&& chmod +x /usr/local/bin/gas-preprocessor.pl) \
|| exit
fi if [ ! -r $SOURCE ]
then
echo 'FFmpeg source not found. Trying to download...'
curl http://www.ffmpeg.org/releases/$SOURCE.tar.bz2 | tar xj \
|| exit
fi CWD=`pwd`
for ARCH in $ARCHS
do
echo "building $ARCH..."
mkdir -p "$SCRATCH/$ARCH"
cd "$SCRATCH/$ARCH" CFLAGS="-arch $ARCH"
if [ "$ARCH" = "i386" -o "$ARCH" = "x86_64" ]
then
PLATFORM="iPhoneSimulator"
CFLAGS="$CFLAGS -mios-simulator-version-min=$DEPLOYMENT_TARGET"
else
PLATFORM="iPhoneOS"
CFLAGS="$CFLAGS -mios-version-min=$DEPLOYMENT_TARGET -fembed-bitcode"
if [ "$ARCH" = "arm64" ]
then
EXPORT="GASPP_FIX_XCODE5=1"
fi
fi XCRUN_SDK=`echo $PLATFORM | tr '[:upper:]' '[:lower:]'`
CC="xcrun -sdk $XCRUN_SDK clang" # force "configure" to use "gas-preprocessor.pl" (FFmpeg 3.3)
if [ "$ARCH" = "arm64" ]
then
AS="gas-preprocessor.pl -arch aarch64 -- $CC"
else
AS="gas-preprocessor.pl -- $CC"
fi CXXFLAGS="$CFLAGS"
LDFLAGS="$CFLAGS"
if [ "$X264" ]
then
CFLAGS="$CFLAGS -I$X264/include"
LDFLAGS="$LDFLAGS -L$X264/lib"
fi
if [ "$FDK_AAC" ]
then
CFLAGS="$CFLAGS -I$FDK_AAC/include"
LDFLAGS="$LDFLAGS -L$FDK_AAC/lib"
fi TMPDIR=${TMPDIR/%\/} $CWD/$SOURCE/configure \
--target-os=darwin \
--arch=$ARCH \
--cc="$CC" \
--as="$AS" \
$CONFIGURE_FLAGS \
--extra-cflags="$CFLAGS" \
--extra-ldflags="$LDFLAGS" \
--prefix="$THIN/$ARCH" \
|| exit make -j3 install $EXPORT || exit
cd $CWD
done
fi if [ "$LIPO" ]
then
echo "building fat binaries..."
mkdir -p $FAT/lib
set - $ARCHS
CWD=`pwd`
cd $THIN/$/lib
for LIB in *.a
do
cd $CWD
echo lipo -create `find $THIN -name $LIB` -output $FAT/lib/$LIB >&
lipo -create `find $THIN -name $LIB` -output $FAT/lib/$LIB || exit
done cd $CWD
cp -rf $THIN/$/include $FAT
fi echo Done