OpenCV iPhone

gistfile1.txt

################################################################################
# This script will create universal binaries for OpenCV library for
# iOS-based devices (iPhone, iPad, iPod, etc).
# As output you obtain debug/release static libraries and include headers.
# 
# This script was written by Eugene Khvedchenya
# And distributed under GPL license
# My site, where you can get support: http://computer-vision-talks.com
################################################################################

if [ $# -ne 2 ]
then
    echo "Error in $0 - Invalid Argument Count"
    echo "Syntax: $0 [OpenCV source directory] [Build destination directory]"
    echo "If the destination directory already exists, it will be overwritten!"
    exit
fi

# Absolute path to the source code directory.
D=`dirname "$1"`
B=`basename "$1"`
SRC="`cd \"$D\" 2>/dev/null && pwd || echo \"$D\"`/$B"

# Absolute path to the build directory.
D=`dirname "$2"`
B=`basename "$2"`
BUILD="`cd \"$D\" 2>/dev/null && pwd || echo \"$D\"`/$B"

INTERMEDIATE=$BUILD/tmp
INSTALL_DIR=$INTERMEDIATE/install

echo "OpenCV source   :" $SRC
echo "Build directory :" $BUILD
echo "Intermediate dir:" $INTERMEDIATE

################################################################################
# Clear the old build and recompile the new one.
rm -rf $BUILD
mkdir -p $INTERMEDIATE
cd $INTERMEDIATE

cmake -DCMAKE_INSTALL_PREFIX=$INSTALL_DIR \
-DENABLE_SSE=NO \
-DENABLE_SSE2=NO \
-DBUILD_TESTS=OFF \
-DBUILD_SHARED_LIBS=NO \
-DBUILD_EXAMPLES=NO \
-DWITH_EIGEN2=NO \
-DWITH_PVAPI=NO \
-DWITH_OPENEXR=NO \
-DWITH_QT=NO \
-DWITH_QUICKTIME=NO \
-DOPENCV_BUILD_3RDPARTY_LIBS=YES \
-G Xcode $SRC

################################################################################
# Let's b everything:
cd $INTERMEDIATE

################################################################################
echo "Building iphone armv6 release configuration"
xcodebuild -sdk iphoneos -configuration Release ARCHS="armv6" > /dev/null
mkdir -p $BUILD/lib/release-iphoneos-armv6
mv $INTERMEDIATE/lib/Release/*.a          $BUILD/lib/release-iphoneos-armv6
mv $INTERMEDIATE/3rdparty/lib/Release/*.a $BUILD/lib/release-iphoneos-armv6

#################################################################################
echo "Building iphone armv6 debug configuration"
xcodebuild -sdk iphoneos -configuration Debug ARCHS="armv6" > /dev/null
mkdir -p $BUILD/lib/debug-iphoneos-armv6
mv $INTERMEDIATE/lib/Debug/*.a            $BUILD/lib/debug-iphoneos-armv6
mv $INTERMEDIATE/3rdparty/lib/Debug/*.a   $BUILD/lib/debug-iphoneos-armv6

################################################################################
echo "Building iphone release configuration"
xcodebuild -sdk iphoneos -configuration Release ARCHS="armv7" > build.out
mkdir -p $BUILD/lib/release-iphoneos
mv $INTERMEDIATE/lib/Release/*.a          $BUILD/lib/release-iphoneos
mv $INTERMEDIATE/3rdparty/lib/Release/*.a $BUILD/lib/release-iphoneos
 
################################################################################
echo "Building iphone debug configuration"
xcodebuild -sdk iphoneos -configuration Debug ARCHS="armv7" > /dev/null
mkdir -p $BUILD/lib/debug-iphoneos
mv $INTERMEDIATE/lib/Debug/*.a            $BUILD/lib/debug-iphoneos
mv $INTERMEDIATE/3rdparty/lib/Debug/*.a   $BUILD/lib/debug-iphoneos

################################################################################
echo "Building iphone simulator release configuration"
xcodebuild -sdk iphonesimulator -configuration Release ARCHS="i386" > /dev/null
mkdir -p $BUILD/lib/Release-iphonesimulator
mv $INTERMEDIATE/lib/Release/*.a          $BUILD/lib/release-iphonesimulator
mv $INTERMEDIATE/3rdparty/lib/Release/*.a $BUILD/lib/release-iphonesimulator

################################################################################
echo "Building iphone simulator debug configuration"
xcodebuild -sdk iphonesimulator -configuration Debug ARCHS="i386" > /dev/null
mkdir -p $BUILD/lib/debug-iphonesimulator
mv $INTERMEDIATE/lib/Debug/*.a          $BUILD/lib/debug-iphonesimulator
mv $INTERMEDIATE/3rdparty/lib/Debug/*.a $BUILD/lib/debug-iphonesimulator

################################################################################
# Make universal binaries for release INTERMEDIATE:
# mkdir -p $BUILD/lib/release-universal
# 
for FILE in `ls $BUILD/lib/release-iphoneos`
do
  lipo $BUILD/lib/release-iphoneos/$FILE \
    -arch armv6 $BUILD/lib/release-iphoneos-armv6/$FILE \
    -arch i386 $BUILD/lib/release-iphonesimulator/$FILE \
    -create -output $BUILD/lib/release-universal/$FILE
done
# 
# ################################################################################
# # Make universal binaries for debug INTERMEDIATE:
# mkdir -p $BUILD/lib/debug-universal
# 
for FILE in `ls $BUILD/lib/debug-iphoneos`
do
  lipo $BUILD/lib/debug-iphoneos/$FILE \
    -arch armv6 $BUILD/lib/debug-iphoneos-armv6/$FILE \
    -arch i386 $BUILD/lib/debug-iphonesimulator/$FILE \
    -create -output $BUILD/lib/debug-universal/$FILE
done

################################################################################
# Now we will do some tricks to get OpenCV headers:
# This command will build opencv INSTALL target, which will 
# copy headers to the $BUILD/include directory.
#echo "Getting OpenCV headers"
#mkdir $BUILD/include
#xcodebuild -sdk macosx -configuration Release -target install > /dev/null
#mv $INSTALL_DIR/include/* $BUILD/include
#
#rm -rf $INTERMEDIATE
#echo "All is done"