echo " --disable-zlib disable zlib [default=no]"
echo " --disable-bzlib disable bzlib [default=no]"
echo " --disable-vhook disable video hooking support"
- echo " --disable-debug disable debugging symbols"
echo " --disable-mpegaudio-hp faster (but less accurate)"
echo " MPEG audio decoding [default=no]"
echo " --enable-gray enable full grayscale support (slower color)"
echo " --list-outdevs show all available output devices"
echo
echo "Developer options (useful when working on FFmpeg itself):"
+ echo " --disable-debug disable debugging symbols"
+ echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
echo " --enable-gprof enable profiling with gprof [$gprof]"
echo " --disable-optimizations disable compiler optimizations"
echo " --enable-extra-warnings enable more compiler warnings"
EOF
}
+check_yasm(){
+ log check_yasm "$@"
+ echo "$1" > $TMPS
+ log_file $TMPS
+ shift 1
+ check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
+}
+
check_ld(){
log check_ld "$@"
check_cc || return
"$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
}
+# CONFIG_LIST contains configurable options, while HAVE_LIST is for
+# system-dependent things.
+
COMPONENT_LIST="
bsfs
decoders
$ARCH_EXT_LIST
$THREADS_LIST
altivec_h
- altivec_vector_braces
arpa_inet_h
bswap
byteswap_h
termios_h
threads
winsock2_h
+ yasm
"
CMDLINE_SELECT="
ssse3_deps="x86"
vis_deps="sparc"
+# system headers and functions
+byteswap_h_deps="!armv4l"
+
# decoders / encoders
ac3_decoder_deps="gpl !liba52"
dxa_decoder_deps="zlib"
# toolchain
cc="gcc"
+yasmexe="yasm"
ar="ar"
nm="nm"
ranlib="ranlib"
strip="strip"
asmalign_pot="unknown"
ln_s="ln -sf"
+objformat="elf"
# machine
arch=`uname -m`
vhook="default"
# build settings
+add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
SHFLAGS='-shared -Wl,-soname,$$(@F)'
VHOOKSHFLAGS='$(SHFLAGS)'
-LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
FFSERVERLDFLAGS=-Wl,-E
LIBPREF="lib"
LIBSUF=".a"
set >> $logfile
cc="${cross_prefix}${cc}"
+yasmexe="${cross_prefix}${yasmexe}"
ar="${cross_prefix}${ar}"
nm="${cross_prefix}${nm}"
ranlib="${cross_prefix}${ranlib}"
TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
+check_cflags -fasm
+check_cflags -std=c99
+
case "$arch" in
i386|i486|i586|i686|i86pc|BePC)
arch="x86_32"
SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
FFSERVERLDFLAGS=-Wl,-bind_at_load
+ objformat="macho"
+ enabled x86_64 && objformat="macho64"
;;
mingw32*)
target_os=mingw32
install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
+ objformat="win32"
;;
cygwin*)
target_os=cygwin
SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
SHFLAGS='-shared -Wl,--enable-auto-image-base'
+ objformat="win32"
;;
*-dos|freedos|opendos)
disable ffplay ffserver vhook
disable $INDEV_LIST $OUTDEV_LIST
network_extralibs="-lsocket"
EXESUF=".exe"
+ objformat="win32"
;;
linux)
- LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
enable dv1394
;;
irix*)
enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
check_asm bswap '"bswap %%eax" ::: "%eax"'
+
+ YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
+ enabled x86_64 && append YASMFLAGS "-m amd64"
+ enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
+ case "$objformat" in
+ elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
+ macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
+ *) append YASMFLAGS "-DPREFIX" ;;
+ esac
+ check_yasm "pabsw xmm0, xmm0" && enable yasm
fi
# check for assembler specific support
EOF
# check if our compiler supports braces for vector declarations
- check_cc <<EOF && enable altivec_vector_braces
+ check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
$inc_altivec_h
-#define AVV(x...) {x}
-int main (void) { (vector int) AVV(1); return 0; }
+int main (void) { (vector int) {1}; return 0; }
EOF
fi
check_header conio.h
check_header dlfcn.h
check_header malloc.h
+check_header poll.h
check_header sys/mman.h
check_header sys/resource.h
+check_header sys/select.h
check_header termios.h
if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
enabled bzlib && check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
-# ffserver uses poll(),
-# if it's not found we can emulate it using select().
-if enabled ffserver; then
- check_header poll.h
- check_header sys/select.h
-fi
-
# check for some common methods of building with pthread support
# do this before the optional library checks as some of them require pthreads
if enabled pthreads; then
# test for C99 functions in math.h
for func in llrint lrint lrintf round roundf; do
check_exec <<EOF && enable $func || disable $func
-#define _ISOC9X_SOURCE 1
#include <math.h>
int main(void) { return ($func(3.999f) > 0)?0:1; }
EOF
texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
-check_type sys/socket.h socklen_t
-
##########################################
# Network check
if enabled network; then
+ check_type sys/socket.h socklen_t
# Prefer arpa/inet.h over winsock2
if check_header arpa/inet.h ; then
check_func closesocket
# add some linker flags
check_ldflags -Wl,--warn-common
-check_ldflags $LDLATEFLAGS
+check_ldflags -Wl,--as-needed
+check_ldflags '-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
check_ldflags -Wl,-Bsymbolic
if enabled small; then
# LIBOBJFLAGS may have already been set in the OS configuration
if test -z "$LIBOBJFLAGS" ; then
case "$arch" in
- x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS='$(PIC)' ;;
+ x86_64|ia64|alpha|sparc*|power*|parisc*) LIBOBJFLAGS='$(PIC)' ;;
esac
fi
fi
fi
echo "big-endian ${bigendian-no}"
if test $arch = "x86_32" -o $arch = "x86_64"; then
+ echo "yasm ${yasm-no}"
echo "MMX enabled ${mmx-no}"
echo "CMOV enabled ${cmov-no}"
echo "CMOV is fast ${fast_cmov-no}"
echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
echo "CC=$cc" >> config.mak
+echo "YASM=$yasmexe" >> config.mak
echo "AR=$ar" >> config.mak
echo "RANLIB=$ranlib" >> config.mak
echo "LN_S=$ln_s" >> config.mak
echo "LDFLAGS=$LDFLAGS" >> config.mak
echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
echo "SHFLAGS=$SHFLAGS" >> config.mak
+echo "YASMFLAGS=$YASMFLAGS" >> config.mak
echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak