作用
amr 是一个很适合在线传输的音频格式。但悲摧的是apple早就不支持它了。原因不明。
另一层是微信也是使用的这种格式来录制音频。
不只apple不支持它，万能的cocoapods也没有支持的。只好自己动手了。
止于当前，我找到最合适的，就是opencore-amr库。这个库12年写就。这么多年也没见怎么更新。[捂脸]😂
找到了一个好心人写的支持bitcode和8.0的编译脚本
原料
github:opencore-amr-IOS
sourceforge:opencore-amr 0.1.3
编译脚本
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| #!/bin/sh
set -xe
VERSION="0.1.3"
SDKVERSION="8.4"
LIBSRCNAME="opencore-amr"
CURRENTPATH=`pwd`
mkdir -p "${CURRENTPATH}/src"
tar zxvf ${LIBSRCNAME}-${VERSION}.tar.gz -C "${CURRENTPATH}/src"
cd "${CURRENTPATH}/src/${LIBSRCNAME}-${VERSION}"
DEVELOPER=`xcode-select -print-path`
DEST="${CURRENTPATH}/lib-ios"
mkdir -p "${DEST}"
ARCHS="armv7 armv7s arm64 i386 x86_64"
LIBS="libopencore-amrnb.a libopencore-amrwb.a"
DEVELOPER=`xcode-select -print-path`
for arch in $ARCHS; do
case $arch in
arm*)
IOSV="-miphoneos-version-min=7.0"
if [ $arch == "arm64" ]
then
IOSV="-miphoneos-version-min=7.0"
fi
echo "Building for iOS $arch ****************"
SDKROOT="$(xcrun --sdk iphoneos --show-sdk-path)"
CC="$(xcrun --sdk iphoneos -f clang)"
CXX="$(xcrun --sdk iphoneos -f clang++)"
CPP="$(xcrun -sdk iphonesimulator -f clang++)"
CFLAGS="-isysroot $SDKROOT -arch $arch $IOSV -isystem $SDKROOT/usr/include -fembed-bitcode"
CXXFLAGS=$CFLAGS
CPPFLAGS=$CFLAGS
export CC CXX CFLAGS CXXFLAGS CPPFLAGS
./configure \
--host=arm-apple-darwin \
--prefix=$DEST \
--disable-shared --enable-static
;;
*)
IOSV="-mios-simulator-version-min=7.0"
echo "Building for iOS $arch*****************"
SDKROOT=`xcodebuild -version -sdk iphonesimulator Path`
CC="$(xcrun -sdk iphoneos -f clang)"
CXX="$(xcrun -sdk iphonesimulator -f clang++)"
CPP="$(xcrun -sdk iphonesimulator -f clang++)"
CFLAGS="-isysroot $SDKROOT -arch $arch $IOSV -isystem $SDKROOT/usr/include -fembed-bitcode"
CXXFLAGS=$CFLAGS
CPPFLAGS=$CFLAGS
export CC CXX CFLAGS CXXFLAGS CPPFLAGS
./configure \
--prefix=$DEST \
--disable-shared
;;
esac
make > /dev/null
make install
make clean
for i in $LIBS; do
mv $DEST/lib/$i $DEST/lib/$i.$arch
done
done
for i in $LIBS; do
input=""
for arch in $ARCHS; do
input="$input $DEST/lib/$i.$arch"
done
lipo -create -output $DEST/lib/$i $input
done
|
编译方式
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| > mkdir opencore-amr
> cd opencore-amr
>
> ls
build.sh opencore-amr-0.1.3.tar.gz
> bash build.sh
> .....
>
> ls
build.sh lib-ios opencore-amr-0.1.3.tar.gz src
|
