iPhone SDK 4.3 problem z kompilacją libav
Stanąłem przed dziwnym problemem. Zainstalowałem iPhone SDK 4.3 i xCode 4 i teraz nie mogę skompilować libav z ffmpeg dla architektury ARMv6. To jest mój skrypt do kompilacji (działa dobrze dla iPhone SDK 4.2):
./configure \
--disable-doc --disable-ffmpeg --disable-ffplay --disable-ffserver --enable-cross-compile \
--enable-encoder=rawvideo \
--enable-decoder=h264 \
--enable-decoder=mpeg4 \
--enable-encoder=mjpeg \
--enable-muxer=rawvideo \
--enable-demuxer=h264 \
--enable-parser=h264 \
--enable-cross-compile \
--arch=c \
--target-os=darwin \
--enable-libopencore-amrnb --enable-libopencore-amrwb \
--cc=/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/arm-apple-darwin10-gcc-4.2.1 \
--as='gas-preprocessor/gas-preprocessor.pl /Developer/Platforms/iPhoneOS.platform/Developer /usr/bin/arm-apple-darwin10-gcc-4.2.1' \
--sysroot=/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS4.3.sdk \
--cpu=arm1176jzf-s --extra-cflags='-arch armv6' --extra-ldflags='-arch armv6'
make clean
make
W rezultacie otrzymuję pliki biblioteczne, ale gdy sprawdzam je za pomocą polecenia lipo-info pokazuje, że biblioteka została skompilowana dla architektury i386.
Może ktoś stanął przed takim problemem? Pomóż mi, proszę.
Dzięki. 9
Author: Bill the Lizard, 2011-04-01
1 answers
Zaktualizowany Post
Oto zaktualizowany skrypt, który usuwa armv6, dodaje armv7s, używa zestawu SDK iOS 6.0 i naprawia problemy ze zmianami w narzędziu lipo
. Upewnij się, że masz najnowszy gas-preprocessor.pl
z github W /usr/local/bin
:
rm -r ./compiled
# configure for armv7 build
./configure \
--cc=/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/gcc \
--as='gas-preprocessor.pl /Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/gcc' \
--sysroot=/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS6.0.sdk \
--extra-ldflags=-L/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS6.0.sdk/usr/lib/system \
--target-os=darwin \
--arch=arm \
--cpu=cortex-a8 \
--extra-cflags='-arch armv7' \
--extra-ldflags='-arch armv7' \
--extra-cflags='-mfpu=neon -mfloat-abi=softfp -mvectorize-with-neon-quad' \
--prefix=compiled/armv7 \
--enable-pic \
--enable-neon \
--enable-cross-compile \
--enable-optimizations \
--disable-debug \
--disable-armv5te \
--disable-armv6 \
--disable-armv6t2 \
--disable-armvfp \
--disable-ffmpeg \
--disable-ffplay \
--disable-ffserver \
--disable-ffprobe \
--disable-doc
# build for armv7
make clean
make && make install
# configure for armv7s build
./configure \
--cc=/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/gcc \
--as='gas-preprocessor.pl /Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/gcc' \
--sysroot=/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS6.0.sdk \
--extra-ldflags=-L/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS6.0.sdk/usr/lib/system \
--target-os=darwin \
--arch=arm \
--cpu=cortex-a8 \
--extra-cflags='-arch armv7s' \
--extra-ldflags='-arch armv7s' \
--extra-cflags='-mfpu=neon -mfloat-abi=softfp -mvectorize-with-neon-quad' \
--prefix=compiled/armv7s \
--enable-pic \
--enable-neon \
--enable-cross-compile \
--enable-optimizations \
--disable-debug \
--disable-armv5te \
--disable-armv6 \
--disable-armv6t2 \
--disable-armvfp \
--disable-ffmpeg \
--disable-ffplay \
--disable-ffserver \
--disable-ffprobe \
--disable-doc
# build for armv7s
make clean
make && make install
# configure for i386 build
./configure \
--cc=/Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin/gcc \
--as='gas-preprocessor.pl /Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin/gcc' \
--sysroot=/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator6.0.sdk \
--extra-ldflags=-L/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator6.0.sdk/usr/lib/system \
--target-os=darwin \
--arch=i386 \
--cpu=i386 \
--extra-cflags='-arch i386' \
--extra-ldflags='-arch i386' \
--prefix=compiled/i386 \
--enable-cross-compile \
--disable-mmx \
--disable-armv5te \
--disable-armv6 \
--disable-armv6t2 \
--disable-armvfp \
--disable-ffmpeg \
--disable-ffplay \
--disable-ffserver \
--disable-ffprobe \
--disable-doc
# build for i386
make clean
make && make install
# make fat (universal) libs
mkdir -p ./compiled/fat/lib
lipo -output ./compiled/fat/lib/libavcodec.a -create \
./compiled/armv7s/lib/libavcodec.a \
./compiled/armv7/lib/libavcodec.a \
./compiled/i386/lib/libavcodec.a
lipo -output ./compiled/fat/lib/libavdevice.a -create \
./compiled/armv7s/lib/libavdevice.a \
./compiled/armv7/lib/libavdevice.a \
./compiled/i386/lib/libavdevice.a
lipo -output ./compiled/fat/lib/libavfilter.a -create \
./compiled/armv7s/lib/libavfilter.a \
./compiled/armv7/lib/libavfilter.a \
./compiled/i386/lib/libavfilter.a
lipo -output ./compiled/fat/lib/libavformat.a -create \
./compiled/armv7s/lib/libavformat.a \
./compiled/armv7/lib/libavformat.a \
./compiled/i386/lib/libavformat.a
lipo -output ./compiled/fat/lib/libavutil.a -create \
./compiled/armv7s/lib/libavutil.a \
./compiled/armv7/lib/libavutil.a \
./compiled/i386/lib/libavutil.a
lipo -output ./compiled/fat/lib/libswresample.a -create \
./compiled/armv7s/lib/libswresample.a \
./compiled/armv7/lib/libswresample.a \
./compiled/i386/lib/libswresample.a
lipo -output ./compiled/fat/lib/libswscale.a -create \
./compiled/armv7s/lib/libswscale.a \
./compiled/armv7/lib/libswscale.a \
./compiled/i386/lib/libswscale.a
Original Post
W ten sposób można zbudować statyczne biblioteki ffmpeg dla architektur armv6, armv7 i i386 i połączyć je w pliki fat (uniwersalne) dla iOS 4.3 (iPhoneOS4.3 i iPhoneSimulator4. 3):rm -r ./compiled
# configure for armv7 build
./configure \
--cc=/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/gcc \
--as='gas-preprocessor.pl /Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/gcc' \
--sysroot=/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS4.3.sdk \
--extra-ldflags=-L/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS4.3.sdk/usr/lib/system \
--target-os=darwin \
--arch=arm \
--cpu=cortex-a8 \
--extra-cflags='-arch armv7' \
--extra-ldflags='-arch armv7' \
--prefix=compiled/armv7 \
--enable-pic \
--enable-cross-compile \
--disable-armv5te \
--disable-ffmpeg \
--disable-ffplay \
--disable-ffserver \
--disable-ffprobe \
--disable-doc
# build for armv7
make clean
make && make install
# configure for armv6 build
./configure \
--cc=/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/gcc \
--as='gas-preprocessor.pl /Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/gcc' \
--sysroot=/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS4.3.sdk \
--extra-ldflags=-L/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS4.3.sdk/usr/lib/system \
--target-os=darwin \
--arch=arm \
--cpu=arm1176jzf-s \
--extra-cflags='-arch armv6' \
--extra-ldflags='-arch armv6' \
--prefix=compiled/armv6 \
--enable-cross-compile \
--disable-armv5te \
--disable-ffmpeg \
--disable-ffplay \
--disable-ffserver \
--disable-ffprobe \
--disable-doc
# build for armv6
make clean
make && make install
# configure for i386 build
./configure \
--cc=/Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin/gcc \
--as='gas-preprocessor.pl /Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin/gcc' \
--sysroot=/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator4.3.sdk \
--extra-ldflags=-L/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator4.3.sdk/usr/lib/system \
--target-os=darwin \
--arch=i386 \
--cpu=i386 \
--extra-cflags='-arch i386' \
--extra-ldflags='-arch i386' \
--prefix=compiled/i386 \
--enable-cross-compile \
--disable-armv5te \
--disable-ffmpeg \
--disable-ffplay \
--disable-ffserver \
--disable-ffprobe \
--disable-doc
# build for i386
make clean
make && make install
# make fat (universal) libs
mkdir -p ./compiled/fat/lib
lipo -output ./compiled/fat/lib/libavcodec.a -create \
-arch armv6 ./compiled/armv6/lib/libavcodec.a \
-arch armv7 ./compiled/armv7/lib/libavcodec.a \
-arch i386 ./compiled/i386/lib/libavcodec.a
lipo -output ./compiled/fat/lib/libavdevice.a -create \
-arch armv6 ./compiled/armv6/lib/libavdevice.a \
-arch armv7 ./compiled/armv7/lib/libavdevice.a \
-arch i386 ./compiled/i386/lib/libavdevice.a
lipo -output ./compiled/fat/lib/libavfilter.a -create \
-arch armv6 ./compiled/armv6/lib/libavfilter.a \
-arch armv7 ./compiled/armv7/lib/libavfilter.a \
-arch i386 ./compiled/i386/lib/libavfilter.a
lipo -output ./compiled/fat/lib/libavformat.a -create \
-arch armv6 ./compiled/armv6/lib/libavformat.a \
-arch armv7 ./compiled/armv7/lib/libavformat.a \
-arch i386 ./compiled/i386/lib/libavformat.a
lipo -output ./compiled/fat/lib/libavutil.a -create \
-arch armv6 ./compiled/armv6/lib/libavutil.a \
-arch armv7 ./compiled/armv7/lib/libavutil.a \
-arch i386 ./compiled/i386/lib/libavutil.a
lipo -output ./compiled/fat/lib/libpostproc.a -create \
-arch armv6 ./compiled/armv6/lib/libpostproc.a \
-arch armv7 ./compiled/armv7/lib/libpostproc.a \
-arch i386 ./compiled/i386/lib/libpostproc.a
lipo -output ./compiled/fat/lib/libswscale.a -create \
-arch armv6 ./compiled/armv6/lib/libswscale.a \
-arch armv7 ./compiled/armv7/lib/libswscale.a \
-arch i386 ./compiled/i386/lib/libswscale.a
11
Author: Anton,
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2013-01-17 02:44:34
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