[Libav-user] Anyone build ffmpeg for ios With xcode9?

[Shu Wang]

I guess many success this per day, since `brew install ffmpeg` will build
it with native toolchains.
I tested it too just now. If your configuration not working, check brew
formula
https://github.com/Homebrew/homebrew-core/blob/master/Formula/ffmpeg.rb

On Thu, Oct 26, 2017 at 6:00 PM, He Lei <helei0908 at hotmail.com> wrote:

> This is my cmd and ‘ffbuild/config.log’ before modify ‘configure' file:
>  I tryied to modified configure file, removed "add_ldflags -sysroot" and
> add “-syslibroot”, there are other problems.
> so, Has anyone been successful?
>
>   1 *mDEVELOPER*=`xcode-select -print-path`
>   2 *mARCH*=armv7s
>   3 *mTARGETOS*=darwin
>   4 *mCC*="${mDEVELOPER}/Toolchains/XcodeDefault.xctoolchain/usr/bin/cc"
>   5 *mLD*="${mDEVELOPER}/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld"
>   6 *mSYSROOT*="${mDEVELOPER}/Platforms/iPhoneOS.platform/
> Developer/SDKs/iPhoneOS.sdk"
>   7 *mSYSINC*="-I${mSYSROOT}/usr/include"
>   8 *mSYSLIB*="-L${mSYSROOT}/usr/lib"
>   9 *mCFLAGS*=" -v ${mSYSINC}"
>  10 *mLDFLAGS*=" -v ${mSYSLIB}"
>  11 ./configure \
>  12         --disable-asm \
>  13         --enable-neon \
>  14         --disable-shared \
>  15         --enable-static \
>  16         --enable-cross-compile \
>  17         --target-os=${mTARGETOS} \
>  18         --arch=${mARCH} \
>  19         --sysroot=${mSYSROOT} \
>  20         --cc=${mCC} \
>  21         —-ld=${mLD} \
>  22         --extra-cflags="${mCFLAGS}" \
>  23         --extra-ldflags="${mLDFLAGS}”
>
>
> ffbuild/config.log:
> 12983 /Applications/Xcode.app/Contents/Developer/Toolchains/
> XcodeDefault.xctoolchain/usr/bin/ld -v -L/Applications/Xcode.app/Conte
>   nts/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/usr/lib
> --sysroot=/Applications/Xcode.app/Contents/Dev
> eloper/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk -isysroot
> /Applications/Xcode.app/Contents/Developer/Platform
> s/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk -mcpu= -o /var/folders/n8/
> nxrpvwpx6gnghblc492d_61w0000gn/T//ffconf.JMa9ed09/      test
> /var/folders/n8/nxrpvwpx6gnghblc492d_61w0000gn/T//ffconf.JMa9ed09/test.o
> 12984 @(#)PROGRAM:ld  PROJECT:ld64-302.3
> 12985 configured to support archs: armv6 armv7 armv7s arm64 i386 x86_64
> x86_64h armv6m armv7k armv7m armv7em (tvOS)
> 12986 Library search paths:
> 12987         /Applications/Xcode.app/Contents/Developer/Platforms/
> iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/usr/lib
> 12988         /usr/lib
> 12989         /usr/local/lib
> 12990 Framework search paths:
> 12991         /Library/Frameworks/
> 12992         /System/Library/Frameworks/
> 12993 ld: unknown option: --sysroot=/Applications/Xcode.
> app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS
>     .sdk
> 12994 C compiler test failed.
>
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>
>


-- 
Shu. Wang @ Bestminr
http://halfelf.me
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