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# Anticonf (tm) script by Jeroen Ooms (2020)
# This script will query 'pkg-config' for the required cflags and ldflags.
# If pkg-config is unavailable or does not find the library, try setting
# INCLUDE_DIR and LIB_DIR manually via e.g:
# R CMD INSTALL --configure-vars='INCLUDE_DIR=/.../include LIB_DIR=/.../lib'
# Library settings
PKG_CONFIG_NAME="libavfilter"
PKG_DEB_NAME="libavfilter-dev"
PKG_RPM_NAME="ffmpeg-devel (https://rpmfusion.org)"
PKG_CSW_NAME="ffmpeg_dev"
PKG_BREW_NAME="ffmpeg"
PKG_TEST_HEADER="<libavfilter/version.h>"
PKG_LIBS="-lavfilter"
# Check if FFmpeg is too old
pkg-config ${PKG_CONFIG_NAME} --max-version=5.99 2>/dev/null
if [ $? -eq 0 ]; then
echo "ERROR: Your version of FFmpeg is too old! Need at least FFmpeg (>= 3.2)" 1>&2
if [ "`lsb_release -c 2>/dev/null | grep xenial`" ]; then
echo "On Ubuntu Trusty/Xenial use our PPA: " 2>/dev/null
echo " sudo add-apt-repository -y ppa:cran/ffmpeg-3" 2>/dev/null
echo " sudo apt-get update" 2>/dev/null
echo " sudo apt-get dist-upgrade" 2>/dev/null
fi
exit 1
fi
# FFMPEG 3 and 4 include libavfilter 6.0
pkg-config ${PKG_CONFIG_NAME} --atleast-version=6 2>/dev/null
if [ $? -eq 0 ]; then
PKGCONFIG_CFLAGS=`pkg-config --cflags --silence-errors ${PKG_CONFIG_NAME}`
PKGCONFIG_LIBS=`pkg-config --libs ${PKG_CONFIG_NAME}`
fi
# Check for custom locations
if [ "$INCLUDE_DIR" ] || [ "$LIB_DIR" ]; then
echo "Found INCLUDE_DIR and/or LIB_DIR!"
PKG_CFLAGS="-I$INCLUDE_DIR $PKG_CFLAGS"
PKG_LIBS="-L$LIB_DIR $PKG_LIBS"
elif [ "$PKGCONFIG_CFLAGS" ] || [ "$PKGCONFIG_LIBS" ]; then
echo "Found pkg-config cflags and libs!"
PKG_CFLAGS=${PKGCONFIG_CFLAGS}
PKG_LIBS=${PKGCONFIG_LIBS}
elif [ `uname` = "Darwin" ]; then
test ! "$CI" && brew --version 2>/dev/null
if [ $? -eq 0 ]; then
BREWDIR=`brew --prefix`
PKG_CFLAGS="-I$BREWDIR/opt/$PKG_BREW_NAME/include"
PKG_LIBS="-L$BREWDIR/opt/$PKG_BREW_NAME/lib $PKG_LIBS"
else
curl -sfL "https://autobrew.github.io/scripts/$PKG_BREW_NAME" > autobrew
. ./autobrew
fi
fi
# For debugging
echo "Using PKG_CFLAGS=$PKG_CFLAGS"
echo "Using PKG_LIBS=$PKG_LIBS"
# Find compiler
CXX=`${R_HOME}/bin/R CMD config CXX`
CXXFLAGS=`${R_HOME}/bin/R CMD config CXXFLAGS`
CPPFLAGS=`${R_HOME}/bin/R CMD config CPPFLAGS`
# Test for ffmpeg
echo "#include $PKG_TEST_HEADER" | ${CXX} -E ${CPPFLAGS} ${PKG_CFLAGS} ${CXXFLAGS} -xc++ - >/dev/null 2>configure.log
if [ $? -ne 0 ]; then
echo "-----------------------------[ ANTICONF ]----------------------------------"
echo "Configuration failed to find the $PKG_CONFIG_NAME library. Try installing:"
echo " * deb: $PKG_DEB_NAME (Debian, Ubuntu 18.04 and up)"
echo " * rpm: $PKG_RPM_NAME (Fedora, CentOS, RHEL)"
echo " * csw: $PKG_CSW_NAME (Solaris)"
echo " * brew: $PKG_BREW_NAME (MacOS)"
echo "For Ubuntu Trusty (14.04) and Xenial (16.04) use this PPA:"
echo " sudo add-apt-repository -y ppa:cran/ffmpeg-3"
echo " sudo apt-get update"
echo " sudo apt-get install -y $PKG_DEB_NAME"
echo "If $PKG_CONFIG_NAME is already installed, check that 'pkg-config' is in your"
echo "PATH and PKG_CONFIG_PATH contains a $PKG_CONFIG_NAME.pc file. If pkg-config"
echo "is unavailable you can set INCLUDE_DIR and LIB_DIR manually via:"
echo "R CMD INSTALL --configure-vars='INCLUDE_DIR=... LIB_DIR=...'"
echo "---------------------------[ ERROR MESSAGE ]--------------------------------"
cat configure.log
echo "----------------------------------------------------------------------------"
exit 1
fi
# Write to Makevars
sed -e "s|@cflags@|$PKG_CFLAGS|" -e "s|@libs@|$PKG_LIBS|" src/Makevars.in > src/Makevars
# Success
exit 0
|
