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ffmpeg/configure
Diego Biurrun b966340546 Use $(command) instead of command, it's POSIX, clearer and already used. 
Originally committed as revision 8586 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-04-01 13:06:41 +00:00

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#!/bin/sh
#
# FFmpeg configure script
#
# Copyright (c) 2000, 2001, 2002 Fabrice Bellard
# Copyright (c) 2005-2006 Diego Biurrun
# Copyright (c) 2005-2006 Mans Rullgard
#
# make sure we are running under a compatible shell
# try to make this part work with most shells
try_exec(){
echo "Trying shell $1"
type "$1" >/dev/null 2>&1 && exec "$@"
}
unset foo
(: ${foo%%bar}) 2>/dev/null
E1="$?"
(: ${foo?}) 2>/dev/null
E2="$?"
if test "$E1" != 0 || test "$E2" = 0; then
echo "Broken shell detected. Trying alternatives."
export FF_CONF_EXEC
if test "0$FF_CONF_EXEC" -lt 1; then
FF_CONF_EXEC=1
try_exec bash "$0" "$@"
fi
if test "0$FF_CONF_EXEC" -lt 2; then
FF_CONF_EXEC=2
try_exec ksh "$0" "$@"
fi
if test "0$FF_CONF_EXEC" -lt 3; then
FF_CONF_EXEC=3
try_exec /usr/xpg4/bin/sh "$0" "$@"
fi
echo "No compatible shell script interpreter found."
echo "This configure script requires a POSIX-compatible shell"
echo "such as bash or ksh."
echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
echo "Instead, install a working POSIX-compatible shell."
echo "Disabling this configure test will create a broken FFmpeg."
if test "$BASH_VERSION" = '2.04.0(1)-release'; then
echo "This bash version ($BASH_VERSION) is broken on your platform."
echo "Upgrade to a later version if available."
fi
exit 1
fi
show_help(){
echo "Usage: configure [options]"
echo "Options: [defaults in brackets after descriptions]"
echo
echo "Standard options:"
echo " --help print this message"
echo " --log[=FILE|yes|no] log tests and output to FILE [config.err]"
echo " --prefix=PREFIX install in PREFIX [$PREFIX]"
echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
echo " --incdir=DIR install includes in DIR [PREFIX/include/ffmpeg]"
echo " --mandir=DIR install man page in DIR [PREFIX/man]"
echo " --enable-mingwce enable MinGW native/cross WinCE compile"
echo " --enable-static build static libraries [default=yes]"
echo " --disable-static do not build static libraries [default=no]"
echo " --enable-shared build shared libraries [default=no]"
echo " --disable-shared do not build shared libraries [default=yes]"
echo " --enable-gpl allow use of GPL code, the resulting libav*"
echo " and ffmpeg will be under GPL [default=no]"
echo " --enable-pp enable GPLed postprocessing support [default=no]"
echo " --enable-swscaler software scaler support [default=no]"
echo " --enable-beosthreads use BeOS threads [default=no]"
echo " --enable-os2threads use OS/2 threads [default=no]"
echo " --enable-pthreads use pthreads [default=no]"
echo " --enable-w32threads use Win32 threads [default=no]"
echo " --enable-x11grab enable X11 grabbing [default=no]"
echo
echo "External library support:"
echo " --enable-sunmlib use Sun medialib [default=no]"
echo " --enable-dc1394 enable IIDC-1394 grabbing using libdc1394"
echo " and libraw1394 [default=no]"
echo " --enable-liba52 enable GPLed liba52 support [default=no]"
echo " --enable-liba52bin open liba52.so.0 at runtime [default=no]"
echo " --enable-avisynth allow reading AVISynth script files [default=no]"
echo " --enable-libdts enable GPLed libdts support [default=no]"
echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
echo " --enable-libfaadbin build FAAD support with runtime linking [default=no]"
echo " --enable-libgsm enable GSM support via libgsm [default=no]"
echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
echo " --enable-libnut enable NUT (de)muxing via libnut,"
echo " native demuxer exists [default=no]"
echo " --enable-libogg enable Ogg muxing via libogg [default=no]"
echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
echo " --enable-libvorbis enable Vorbis en/decoding via libvorbis,"
echo " native implementations exist [default=no]"
echo " --enable-x264 enable H.264 encoding via x264 [default=no]"
echo " --enable-xvid enable Xvid encoding via xvidcore,"
echo " native MPEG-4/Xvid encoder exists [default=no]"
echo " --enable-amr-nb enable amr-nb floating point audio codec"
echo " --enable-amr-nb-fixed enable amr-nb fixed-point codec"
echo " --enable-amr-wb enable amr-wb floating point audio codec"
echo " --enable-amr-if2 enable amr-wb IF2 audio codec"
echo ""
echo "Advanced options (experts only):"
echo " --source-path=PATH path to source code [$source_path]"
echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
echo " --cross-compile assume a cross-compiler is used"
echo " --target-os=OS compiler targets OS [$targetos]"
echo " --cc=CC use C compiler CC [$cc]"
echo " --make=MAKE use specified make [$make]"
echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
echo " --build-suffix=SUFFIX suffix for application specific build []"
echo " --arch=ARCH select architecture [$arch]"
echo " --cpu=CPU selects the minimum cpu required (affects"
echo " instruction selection, may crash on older CPUs)"
echo " --enable-powerpc-perf enable performance report on PPC"
echo " (requires enabling PMC)"
echo " --disable-mmx disable MMX usage"
echo " --disable-armv5te disable armv5te usage"
echo " --disable-armv6 disable armv6 usage"
echo " --disable-iwmmxt disable iwmmxt usage"
echo " --disable-altivec disable AltiVec usage"
echo " --disable-audio-oss disable OSS audio support [default=no]"
echo " --disable-audio-beos disable BeOS audio support [default=no]"
echo " --disable-v4l disable video4linux grabbing [default=no]"
echo " --disable-v4l2 disable video4linux2 grabbing [default=no]"
echo " --disable-bktr disable bktr video grabbing [default=no]"
echo " --disable-dv1394 disable DV1394 grabbing [default=no]"
echo " --disable-network disable network support [default=no]"
echo " --disable-ipv6 disable ipv6 support [default=no]"
echo " --disable-zlib disable zlib [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 " --disable-protocols disable I/O protocols support [default=no]"
echo " --disable-ffmpeg disable ffmpeg build"
echo " --disable-ffserver disable ffserver build"
echo " --disable-ffplay disable ffplay build"
echo " --enable-small optimize for size instead of speed"
echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
echo " --disable-encoder=NAME disables encoder NAME"
echo " --enable-encoder=NAME enables encoder NAME"
echo " --disable-decoder=NAME disables decoder NAME"
echo " --enable-decoder=NAME enables decoder NAME"
echo " --disable-encoders disables all encoders"
echo " --disable-decoders disables all decoders"
echo " --disable-muxer=NAME disables muxer NAME"
echo " --enable-muxer=NAME enables muxer NAME"
echo " --disable-muxers disables all muxers"
echo " --disable-demuxer=NAME disables demuxer NAME"
echo " --enable-demuxer=NAME enables demuxer NAME"
echo " --disable-demuxers disables all demuxers"
echo " --enable-parser=NAME enables parser NAME"
echo " --disable-parser=NAME disables parser NAME"
echo " --disable-parsers disables all parsers"
echo
echo "Developer options (useful when working on FFmpeg itself):"
echo " --enable-gprof enable profiling with gprof [$gprof]"
echo " --disable-opts disable compiler optimizations"
echo " --enable-extra-warnings enable more compiler warnings"
echo " --disable-strip disable stripping of executables and shared libraries"
echo ""
echo "NOTE: Object files are built at the place where configure is launched."
exit 1
}
log(){
echo "$@" >>$logfile
}
log_file(){
log BEGIN $1
cat -n $1 >>$logfile
log END $1
}
echolog(){
log "$@"
echo "$@"
}
die(){
echolog "$@"
cat <<EOF
If you think configure made a mistake, make sure you are using the latest
version from SVN. If the latest version fails, report the problem to the
ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
EOF
if enabled logging; then
cat <<EOF
Include the log file "$logfile" produced by configure as this will help
solving the problem.
EOF
else
cat <<EOF
Rerun configure with logging enabled (do not use --log=no), and include the
log this produces with your report.
EOF
fi
rm -f $TMPC $TMPO $TMPE $TMPS $TMPH
exit 1
}
# "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"
toupper(){
echo "$@" | tr '[a-z]' '[A-Z]'
}
tolower(){
echo "$@" | tr '[A-Z]' '[a-z]'
}
set_all(){
value=$1
shift
for var in $*; do
eval $var=$value
done
}
pushvar(){
for var in $*; do
eval level=\${${var}_level:=0}
eval ${var}_${level}="\$$var"
eval ${var}_level=$(($level+1))
done
}
popvar(){
for var in $*; do
eval level=\${${var}_level:-0}
test $level = 0 && continue
eval level=$(($level-1))
eval $var="\${${var}_${level}}"
eval ${var}_level=$level
eval unset ${var}_${level}
done
}
enable(){
set_all yes $*
}
disable(){
set_all no $*
}
enabled(){
eval test "x\$$1" = "xyes"
}
disabled(){
eval test "x\$$1" = "xno"
}
enabled_all(){
for opt; do
enabled $opt || return 1
done
}
disabled_all(){
for opt; do
disabled $opt || return 1
done
}
enabled_any(){
for opt; do
enabled $opt && return 0
done
}
disabled_any(){
for opt; do
disabled $opt && return 0
done
}
check_deps(){
for cfg; do
enabled ${cfg}_checking && die "Circular dependency for $cfg."
disabled ${cfg}_checking && continue
enable ${cfg}_checking
eval dep_all="\$${cfg}_deps"
eval dep_any="\$${cfg}_deps_any"
pushvar cfg dep_all dep_any
check_deps $dep_all $dep_any
popvar cfg dep_all dep_any
enabled_all $dep_all || disable $cfg
enabled_any $dep_any || disable $cfg
disable ${cfg}_checking
done
}
print_config(){
pfx=$1
header=$2
makefile=$3
shift 3
for cfg; do
if enabled $cfg; then
ucname="${pfx}`toupper $cfg`"
echo "#define ${ucname} 1" >> $header
echo "${ucname}=yes" >> $makefile
fi
done
}
flags_saved(){
(: ${SAVE_CFLAGS?}) 2>/dev/null
}
save_flags(){
flags_saved && return
SAVE_CFLAGS="$CFLAGS"
SAVE_LDFLAGS="$LDFLAGS"
SAVE_extralibs="$extralibs"
}
restore_flags(){
flags_saved || return
CFLAGS="$SAVE_CFLAGS"
LDFLAGS="$SAVE_LDFLAGS"
extralibs="$SAVE_extralibs"
unset SAVE_CFLAGS
unset SAVE_LDFLAGS
unset SAVE_extralibs
}
temp_cflags(){
save_flags
CFLAGS="$CFLAGS $*"
}
temp_ldflags(){
save_flags
LDFLAGS="$LDFLAGS $*"
}
temp_extralibs(){
save_flags
extralibs="$extralibs $*"
}
append(){
var=$1
shift
flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
eval "$var=\"\$$var $*\""
}
add_cflags(){
append CFLAGS "$@"
}
add_ldflags(){
append LDFLAGS "$@"
}
add_extralibs(){
append extralibs "$@"
}
check_cmd(){
log "$@"
"$@" >>$logfile 2>&1
}
check_cc(){
log check_cc "$@"
cat >$TMPC
log_file $TMPC
check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
}
check_cpp(){
log check_cpp "$@"
cat >$TMPC
log_file $TMPC
check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
}
check_ld(){
log check_ld "$@"
check_cc || return
check_cmd $cc $LDFLAGS "$@" -o $TMPE $TMPO $extralibs
}
check_cflags(){
log check_cflags "$@"
check_cc "$@" <<EOF && add_cflags "$@"
int x;
EOF
}
check_ldflags(){
log check_ldflags "$@"
check_ld "$@" <<EOF && add_ldflags "$@"
int main(){
return 0;
}
EOF
}
check_header(){
log check_header "$@"
header=$1
shift
var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
disable $var
check_cpp "$@" <<EOF && enable $var
#include <$header>
int x;
EOF
}
check_func(){
log check_func "$@"
func=$1
shift
disable $func
check_ld "$@" <<EOF && enable $func
extern int $func();
int main(){
$func();
}
EOF
}
check_func2(){
log check_func2 "$@"
headers=$1
func=$2
shift 2
disable $func
incs=""
for hdr in $headers; do
incs="$incs
#include <$hdr>"
done
check_ld "$@" <<EOF && enable $func
$incs
int main(){
(void) $func;
return 0;
}
EOF
}
check_lib(){
log check_lib "$@"
header="$1"
func="$2"
shift 2
temp_extralibs "$@"
check_header $header && check_func $func && add_extralibs "$@"
err=$?
restore_flags
return $err
}
check_lib2(){
log check_lib2 "$@"
headers="$1"
func="$2"
shift 2
temp_extralibs "$@"
check_func2 "$headers" $func && add_extralibs "$@"
err=$?
restore_flags
return $err
}
check_exec(){
check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }
}
require(){
name="$1"
header="$2"
func="$3"
shift 3
check_lib $header $func "$@" || die "ERROR: $name not found"
}
require2(){
name="$1"
headers="$2"
func="$3"
shift 3
check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
}
check_foo_config(){
cfg=$1
pkg=$2
header=$3
func=$4
shift 4
disable $cfg
check_cmd ${pkg}-config --version
err=$?
if test "$err" = 0; then
temp_cflags `${pkg}-config --cflags`
temp_extralibs `${pkg}-config --libs`
check_lib "$@" $header $func && enable $cfg
fi
return $err
}
apply(){
file=$1
shift
"$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
}
CONFIG_LIST='
encoders
decoders
parsers
muxers
demuxers
amr
amr_nb
amr_nb_fixed
amr_wb
audio_beos
audio_oss
avisynth
beos_netserver
bktr
dc1394
dv1394
ebp_available
ebx_available
ffmpeg
ffplay
ffserver
gpl
gprof
ipv6
liba52
liba52bin
libdts
libfaac
libfaad
libfaadbin
libgsm
libmp3lame
libnut
libogg
libtheora
libvorbis
memalign_hack
mpegaudio_hp
network
powerpc_perf
pp
protocols
swscaler
vhook
v4l
v4l2
wince
x11grab
x264
xvid
zlib
'
THREADS_LIST='
beosthreads
os2threads
pthreads
w32threads
'
HAVE_LIST="
$THREADS_LIST
altivec
altivec_h
armv5te
armv6
arpa_inet_h
byteswap_h
cmov
dcbzl
dev_bktr_ioctl_bt848_h
dev_bktr_ioctl_meteor_h
dev_ic_bt8xx_h
dev_video_meteor_ioctl_meteor_h
dev_video_bktr_ioctl_bt848_h
dlfcn_h
dlopen
fast_64bit
fast_cmov
freetype2
imlib2
inet_aton
iwmmxt
localtime_r
lrintf
machine_ioctl_bt848_h
machine_ioctl_meteor_h
malloc_h
memalign
mlib
mmi
mmx
os2
sdl
sdl_video_size
soundcard_h
sys_poll_h
sys_soundcard_h
threads
"
TARGET_LIST='
altivec
armv5te
armv6
iwmmxt
mmi
mmx
'
CMDLINE_SELECT="
$CONFIG_LIST
$TARGET_LIST
$THREADS_LIST
amr_if2
debug
extra_warnings
shared
static
"
dxa_decoder_deps="zlib"
flashsv_decoder_deps="zlib"
flashsv_encoder_deps="zlib"
mpeg_xvmc_decoder_deps="xvmc"
png_decoder_deps="zlib"
png_encoder_deps="zlib"
x264_encoder_deps="x264"
xvid_encoder_deps="xvid"
zmbv_decoder_deps="zlib"
zmbv_encoder_deps="zlib"
aac_decoder_deps="libfaad"
mpeg4aac_decoder_deps="libfaad"
amr_nb_decoder_deps_any="amr_nb amr_nb_fixed"
amr_nb_encoder_deps_any="amr_nb amr_nb_fixed"
amr_wb_decoder_deps="amr_wb"
amr_wb_encoder_deps="amr_wb"
dts_decoder_deps="libdts"
faac_encoder_deps="libfaac"
liba52_decoder_deps="liba52"
libgsm_decoder_deps="libgsm"
libgsm_encoder_deps="libgsm"
libgsm_ms_decoder_deps="libgsm"
libgsm_ms_encoder_deps="libgsm"
libtheora_encoder_deps="libtheora"
mp3lame_encoder_deps="libmp3lame"
oggvorbis_decoder_deps="libvorbis"
oggvorbis_encoder_deps="libvorbis"
audio_demuxer_deps_any="audio_oss audio_beos"
audio_muxer_deps_any="audio_oss audio_beos"
dc1394_demuxer_deps="dc1394"
dv1394_demuxer_deps="dv1394"
gxf_muxer_deps="gpl"
libnut_demuxer_deps="libnut"
libnut_muxer_deps="libnut"
ogg_muxer_deps="libogg"
redir_demuxer_deps="network"
rtp_muxer_deps="network"
rtsp_demuxer_deps="network"
sdp_demuxer_deps="network"
v4l2_demuxer_deps="v4l2"
video_grab_device_demuxer_deps_any="v4l bktr"
x11_grab_device_demuxer_deps="x11grab"
ffplay_deps="sdl"
ffserver_deps="network protocols muxers"
network_deps="protocols"
# set temporary file name
if test ! -z "$TMPDIR" ; then
TMPDIR1="${TMPDIR}"
elif test ! -z "$TEMPDIR" ; then
TMPDIR1="${TEMPDIR}"
else
TMPDIR1="/tmp"
fi
TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"
TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
# default parameters
logging="yes"
logfile="config.err"
# installation paths
PREFIX="/usr/local"
libdir='${PREFIX}/lib'
shlibdir="$libdir"
incdir='${PREFIX}/include/ffmpeg'
mandir='${PREFIX}/man'
bindir='${PREFIX}/bin'
# toolchain
cross_prefix=""
cross_compile="no"
cc="gcc"
ar="ar"
ranlib="ranlib"
make="make"
strip="strip"
asmalign_pot="unknown"
# machine
arch=`uname -m`
cpu="generic"
powerpc_perf="no"
mmx="default"
cmov="no"
fast_cmov="no"
armv5te="default"
armv6="default"
iwmmxt="default"
altivec="default"
dcbzl="no"
mmi="default"
bigendian="no"
# OS
targetos=$(tolower $(uname -s))
beos_netserver="no"
os2="no"
wince="no"
# non-library system interfaces
audio_beos="default"
audio_oss="yes"
bktr="yes"
dv1394="yes"
v4l2="yes"
v4l="yes"
# libraries
amr_if2="no"
amr_nb="no"
amr_nb_fixed="no"
amr_wb="no"
avisynth="no"
dc1394="no"
dlfcn_h="no"
dlopen="no"
liba52="no"
liba52bin="no"
libdts="no"
libfaac="no"
libfaad2="no"
libfaad="no"
libfaadbin="no"
libgsm="no"
libmp3lame="no"
libnut="no"
libogg="no"
libtheora="no"
libvorbis="no"
mlib="no"
x11grab="no"
x264="no"
xvid="no"
zlib="yes"
# configurable options
debug="yes"
dostrip="yes"
extra_warnings="no"
ffmpeg="yes"
ffplay="yes"
ffserver="yes"
gpl="no"
gprof="no"
ipv6="yes"
shared="no"
static="yes"
memalign_hack="no"
mpegaudio_hp="yes"
network="yes"
optimize="yes"
pp="no"
protocols="yes"
swscaler="no"
vhook="default"
# threading
beosthreads="no"
os2threads="no"
pthreads="no"
w32threads="no"
thread_type="no"
# build settings
SHFLAGS='-shared -Wl,-soname,$@'
VHOOKSHFLAGS='$(SHFLAGS)'
LIBOBJFLAGS=""
FFLDFLAGS=-Wl,--warn-common
LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
FFSERVERLDFLAGS=-Wl,-E
LDCONFIG="ldconfig"
LIBPREF="lib"
LIBSUF=".a"
LIB='$(LIBPREF)$(NAME)$(LIBSUF)'
SLIBPREF="lib"
SLIBSUF=".so"
SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'
SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
EXESUF=""
BUILDSUF=""
LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'
# find source path
source_path="`dirname \"$0\"`"
source_path_used="yes"
if test -z "$source_path" -o "$source_path" = "." ; then
source_path="`pwd`"
source_path_used="no"
else
source_path="`cd \"$source_path\"; pwd`"
echo "$source_path" | grep -q '[[:blank:]]' &&
die "Out of tree builds are impossible with whitespace in source path."
fi
if test x"$1" = x"-h" -o x"$1" = x"--help" ; then
show_help
fi
FFMPEG_CONFIGURATION="$@"
ENCODER_LIST=`sed -n 's/^[^#]*ENC.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`
DECODER_LIST=`sed -n 's/^[^#]*DEC.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`
PARSER_LIST=`sed -n 's/^[^#]*PARSER.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`
MUXER_LIST=`sed -n 's/^[^#]*_MUX.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`
DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`
enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST
die_unknown(){
echo "Unknown option \"$1\"."
echo "See $0 --help for available options."
exit 1
}
for opt do
optval="${opt#*=}"
case "$opt" in
--log)
;;
--log=*) logging="$optval"
;;
--prefix=*) PREFIX="$optval"
;;
--libdir=*) libdir="$optval"
;;
--shlibdir=*) shlibdir="$optval"
;;
--incdir=*) incdir="$optval"
;;
--mandir=*) mandir="$optval"
;;
--source-path=*) source_path="$optval"
;;
--cross-prefix=*) cross_prefix="$optval"
;;
--cross-compile) cross_compile="yes"
;;
--target-os=*) targetos="$optval"
;;
--cc=*) cc="$optval"
;;
--make=*) make="$optval"
;;
--extra-cflags=*) add_cflags "$optval"
;;
--extra-ldflags=*) add_ldflags "$optval"
;;
--extra-libs=*) add_extralibs "$optval"
;;
--build-suffix=*) BUILDSUF="$optval"
;;
--arch=*) arch="$optval"
;;
--cpu=*) cpu="$optval"
;;
--enable-mingwce) wince="yes"
;;
--disable-opts) optimize="no"
;;
--enable-small) optimize="small"
;;
--enable-sunmlib) mlib="yes"
;;
--disable-strip) dostrip="no"
;;
--disable-encoders) disable $ENCODER_LIST
;;
--disable-decoders) disable $DECODER_LIST
;;
--disable-muxers) disable $MUXER_LIST
;;
--disable-demuxers) disable $DEMUXER_LIST
;;
--disable-parsers) disable $PARSER_LIST
;;
--enable-*=*|--disable-*=*)
eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
case "$thing" in
encoder|decoder|muxer|demuxer|parser) $action ${optval}_${thing} ;;
*) die_unknown "$opt" ;;
esac
;;
--enable-?*|--disable-?*)
eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
echo "$CMDLINE_SELECT" | grep -q "^ *$option\$" || die_unknown $opt
$action $option
;;
--help) show_help
;;
*)
die_unknown $opt
;;
esac
done
case "$arch" in
i386|i486|i586|i686|i86pc|BePC)
arch="x86_32"
;;
x86_64|amd64)
arch="x86_32"
canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"
if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then
if [ -z "`echo $CFLAGS | grep -- -m32`" ]; then
arch="x86_64"
enable fast_64bit
fi
fi
;;
# armv4l is a subset of armv[567]*l
arm|armv[4567]*l)
arch="armv4l"
;;
alpha)
arch="alpha"
enable fast_64bit
;;
"Power Macintosh"|ppc|powerpc)
arch="powerpc"
;;
ppc64)
arch="powerpc"
enable fast_64bit
;;
mips|mipsel|IP*)
arch="mips"
;;
sun4u|sparc64)
arch="sparc64"
enable fast_64bit
;;
sparc)
arch="sparc"
;;
sh4)
arch="sh4"
;;
parisc)
arch="parisc"
;;
parisc64)
arch="parisc"
enable fast_64bit
;;
s390|s390x)
arch="s390"
;;
m68k)
arch="m68k"
;;
ia64)
arch="ia64"
enable fast_64bit
;;
bfin)
arch="bfin"
;;
*)
arch="unknown"
;;
esac
# OS specific
osextralibs="-lm"
case $targetos in
beos|haiku|zeta)
PREFIX="$HOME/config"
# helps building libavcodec
add_cflags "-DPIC -fomit-frame-pointer"
# 3 gcc releases known for BeOS, each with ugly bugs
gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
case "$gcc_version" in
2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
mmx="no"
;;
*20010315*) echo "BeBits gcc"
add_cflags "-fno-expensive-optimizations"
;;
esac
LDCONFIG="echo ignoring ldconfig"
SHFLAGS=-nostart
# disable Linux things
dv1394="no"
# enable BeOS things
disabled audio_beos || enable_audio_beos
# no need for libm, but the inet stuff
# Check for BONE
# XXX: actually should check for NOT net_server
if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then
osextralibs="-lbind -lsocket"
else
beos_netserver="yes"
osextralibs="-lnet"
fi ;;
sunos)
dv1394="no"
FFLDFLAGS=""
FFSERVERLDFLAGS=""
SHFLAGS="-shared -Wl,-h,\$@"
add_extralibs "-lsocket -lnsl"
;;
netbsd)
dv1394="no"
add_extralibs "-lossaudio"
;;
openbsd)
dv1394="no"
need_memalign="no"
LIBOBJFLAGS="\$(PIC)"
LDCONFIG="ldconfig -m \$(shlibdir)"
SHFLAGS='-shared'
SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'
SLIBNAME_WITH_VERSION='$(SLIBNAME)'
SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
add_extralibs "-lossaudio"
;;
freebsd)
dv1394="no"
need_memalign="no"
add_cflags "-pthread"
;;
gnu/kfreebsd)
dv1394="no"
add_cflags "-pthread"
;;
bsd/os)
dv1394="no"
osextralibs="-lpoll -lgnugetopt -lm"
strip="strip -d"
;;
darwin)
dv1394="no"
need_memalign="no"
SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(shlibdir)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"
VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(shlibdir)/vhook/$@'
osextralibs=""
strip="strip -x"
FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
SLIBSUF=".dylib"
SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'
SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'
FFSERVERLDFLAGS=-Wl,-bind_at_load
;;
mingw32*)
targetos=mingw32
if enabled_all shared static; then
cat <<EOF
You can only build one library type at once on MinGW.
Specify --disable-static --enable-shared to only build
the shared libraries. To build only the static libraries
you do not need to pass additional options.
EOF
exit 1
fi
dv1394="no"
ffserver="no"
network="no"
if enabled wince; then
protocols="no"
fi
SLIBPREF=""
SLIBSUF=".dll"
EXESUF=".exe"
SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"
SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(shlibdir)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""
SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc"
add_extralibs -lws2_32
;;
cygwin*)
targetos=cygwin
shlibdir="$bindir"
dv1394="no"
VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libswscale -L$(BUILD_ROOT)/libavutil'
VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lswscale$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
osextralibs=""
EXESUF=".exe"
SLIBPREF="cyg"
SLIBSUF=".dll"
SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'
SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a'
;;
linux)
LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"
;;
irix*)
targetos=irix
ranlib="echo ignoring ranlib"
;;
os/2)
TMPE=$TMPE".exe"
ar="emxomfar -p128"
ranlib="echo ignoring ranlib"
strip="echo ignoring strip"
add_cflags "-Zomf"
FFLDFLAGS="-Zomf -Zstack 16384 -s"
SHFLAGS="-Zdll -Zomf"
FFSERVERLDFLAGS=""
LIBPREF=""
LIBSUF=".lib"
SLIBPREF=""
SLIBSUF=".dll"
EXESUF=".exe"
osextralibs=""
pkg_requires=""
dv1394="no"
ffserver="no"
vhook="no"
os2="yes"
;;
*)
targetos="${targetos}-UNKNOWN"
;;
esac
add_extralibs $osextralibs
if ! disabled logging ; then
enabled logging || logfile="$logging"
echo "# $0 $@" >$logfile
set >>$logfile
else
logfile=/dev/null
fi
# Combine FFLDFLAGS and the LDFLAGS environment variable.
LDFLAGS="$FFLDFLAGS $LDFLAGS"
test -n "$cross_prefix" && cross_compile=yes
cc="${cross_prefix}${cc}"
ar="${cross_prefix}${ar}"
ranlib="${cross_prefix}${ranlib}"
strip="${cross_prefix}${strip}"
# Disable core dumps so that intentional execution of broken apps doesn't
# pollute the current directory.
ulimit -c 0
# we need to build at least one lib type
if disabled_all static shared; then
cat <<EOF
At least one library type must be built.
Specify --enable-static to build the static libraries or --enable-shared to
build the shared libraries as well. To only build the shared libraries specify
--disable-static in addition to --enable-shared.
EOF
exit 1;
fi
if disabled libogg; then
enabled libtheora && die "libogg must be enabled to enable libtheora."
enabled libvorbis && die "libogg must be enabled to enable libvorbis."
fi
if enabled_any libfaad libfaadbin ; then
if check_header faad.h; then
check_cc << EOF
#include <faad.h>
#ifndef FAAD2_VERSION
ok faad1
#endif
int main( void ) { return 0; }
EOF
test $? = 0 && enable libfaad2
else
die "FAAD test failed."
fi
fi
if disabled gpl ; then
die_gpl_disabled(){
name=$1
shift
enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
}
die_gpl_disabled "The Postprocessing code" pp
die_gpl_disabled "liba52" liba52
die_gpl_disabled "libxvidcore" xvid
die_gpl_disabled "x264" x264
die_gpl_disabled "libdts" libdts
die_gpl_disabled "FAAD2" libfaad2
die_gpl_disabled "The X11 grabber" x11grab
die_gpl_disabled "The software scaler" swscaler
fi
# compute MMX state
if test $mmx = "default"; then
if test $arch = "x86_32" -o $arch = "x86_64"; then
mmx="yes"
else
mmx="no"
fi
fi
test -z "$need_memalign" && need_memalign="$mmx"
#Darwin CC versions
needmdynamicnopic="no"
if test $targetos = darwin; then
if test -n "`$cc -v 2>&1 | grep xlc`"; then
add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
else
gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
case "$gcc_version" in
*2.95*)
add_cflags "-no-cpp-precomp -pipe"
;;
*[34].*)
add_cflags "-no-cpp-precomp -pipe -force_cpusubtype_ALL -Wno-sign-compare"
if disabled shared; then
needmdynamicnopic="yes"
fi
;;
*)
add_cflags "-no-cpp-precomp -pipe"
if disabled shared; then
needmdynamicnopic="yes"
fi
;;
esac
fi
fi
disabled optimize || add_cflags -fomit-frame-pointer
# Can only do AltiVec on PowerPC
if test $altivec = "default"; then
if test $arch = "powerpc"; then
altivec="yes"
else
altivec="no"
fi
fi
# Add processor-specific flags
POWERPCMODE="32bits"
if test $cpu != "generic"; then
warn_altivec(){
$1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
}
case $cpu in
601|ppc601|PowerPC601)
add_cflags "-mcpu=601"
warn_altivec enabled PPC601
;;
603*|ppc603*|PowerPC603*)
add_cflags "-mcpu=603"
warn_altivec enabled PPC603
;;
604*|ppc604*|PowerPC604*)
add_cflags "-mcpu=604"
warn_altivec enabled PPC604
;;
G3|g3|75*|ppc75*|PowerPC75*)
add_cflags "-mcpu=750 -mpowerpc-gfxopt"
warn_altivec enabled PPC75x
;;
G4|g4|745*|ppc745*|PowerPC745*)
add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
warn_altivec disabled PPC745x
;;
74*|ppc74*|PowerPC74*)
add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
warn_altivec disabled PPC74xx
;;
G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
warn_altivec disabled PPC970
POWERPCMODE="64bits"
;;
# targets that do NOT support conditional mov (cmov)
i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
add_cflags "-march=$cpu"
cmov="no"
;;
# targets that do support conditional mov (cmov)
i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
add_cflags "-march=$cpu"
cmov="yes"
fast_cmov="yes"
;;
# targets that do support conditional mov but on which it's slow
pentium4|prescott|nocona)
add_cflags "-march=$cpu"
cmov="yes"
fast_cmov="no"
;;
sparc64)
add_cflags "-mcpu=v9"
;;
bf*) #bf531 bf532 bf533 bf561 bf5xx all get this config
add_cflags "-mfdpic"
add_ldflags "-mfdpic"
;;
*)
echo "WARNING: Unknown CPU \"$cpu\", ignored."
;;
esac
fi
gnu_make(){
$1 --version 2>&1 | grep -q GNU
}
if ! gnu_make $make; then
gnu_make gmake && make=gmake || die "GNU make not found."
fi
# make sure we can execute files in $TMPDIR
cat >$TMPE 2>>$logfile <<EOF
#! /bin/sh
EOF
chmod +x $TMPE >>$logfile 2>&1
if ! $TMPE >>$logfile 2>&1; then
cat <<EOF
Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
variable to another directory and make sure that $TMPDIR1 is not mounted
noexec.
EOF
die "Sanity test failed."
fi
rm $TMPE
# compiler sanity check
check_exec <<EOF
int main(){
return 0;
}
EOF
if test "$?" != 0; then
echo "$cc is unable to create an executable file."
if test -z "$cross_prefix" && disabled cross_compile ; then
echo "If $cc is a cross-compiler, use the --cross-compile option."
echo "Only do this if you know what cross compiling means."
fi
die "C compiler test failed."
fi
if test $arch = "x86_32" -o $arch = "x86_64"; then
if test "$targetos" = mingw32 -o "$targetos" = cygwin; then
cat <<EOF
WARNING: The following test might cause a testapp to crash (intentionally)
resulting in the appearance of a dialog box. Please click "Don't send" and
ignore it.
EOF
fi
# check whether EBP is available on x86
# As 'i' is stored on the stack, this program will crash
# if the base pointer is used to access it because the
# base pointer is cleared in the inline assembly code.
(check_exec) <<EOF >>$logfile 2>&1 && enable ebp_available
int main(){
volatile int i=0;
asm volatile (
"xorl %%ebp, %%ebp"
::: "%ebp");
return i;
}
EOF
# check wether EBX is available on x86
check_cc <<EOF && enable ebx_available
int main(){
asm volatile ("":::"%ebx");
}
EOF
fi
# check for assembler specific support
if test $arch = "powerpc"; then
check_cc <<EOF && dcbzl=yes
int main(void) {
register long zero = 0;
char data[1024];
asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));
return 0;
}
EOF
fi
# check for SIMD availability
# AltiVec flags: The FSF version of GCC differs from the Apple version
if test $arch = "powerpc"; then
if enabled altivec; then
if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then
add_cflags "-faltivec"
else
add_cflags "-maltivec -mabi=altivec"
fi
fi
fi
check_header altivec.h
# check if our compiler supports Motorola AltiVec C API
if enabled altivec; then
if enabled altivec_h; then
inc_altivec_h="#include <altivec.h>"
else
inc_altivec_h=
fi
check_cc <<EOF || altivec=no
$inc_altivec_h
int main(void) {
vector signed int v1, v2, v3;
v1 = vec_add(v2,v3);
return 0;
}
EOF
fi
# check armv5te instructions support
if test $armv5te = "default" -a $arch = "armv4l"; then
armv5te=no
check_cc <<EOF && armv5te=yes
int main(void) {
__asm__ __volatile__ ("qadd r0, r0, r0");
}
EOF
fi
if test $armv6 = "default" -a $arch = "armv4l"; then
check_cc <<EOF && armv6=yes || armv6=no
int main(void) {
__asm__ __volatile__ ("sadd16 r0, r0, r0");
}
EOF
fi
# check iwmmxt support
if test $iwmmxt = "default" -a $arch = "armv4l"; then
iwmmxt=no
check_cc <<EOF && iwmmxt=yes
int main(void) {
__asm__ __volatile__ ("wunpckelub wr6, wr4");
}
EOF
fi
# mmi only available on mips
if test $mmi = "default"; then
if test $arch = "mips"; then
mmi="yes"
else
mmi="no"
fi
fi
# check if our compiler supports mmi
enabled mmi && check_cc <<EOF || mmi="no"
int main(void) {
__asm__ ("lq \$2, 0(\$2)");
return 0;
}
EOF
# ---
# big/little-endian test
if disabled cross_compile; then
check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"
#include <inttypes.h>
int main(int argc, char ** argv){
volatile uint32_t i=0x01234567;
return (*((uint8_t*)(&i))) == 0x67;
}
EOF
else
# programs cannot be launched if cross compiling, so make a static guess
if test "$arch" = "powerpc" -o "$arch" = "mips" ; then
bigendian="yes"
fi
fi
# ---
# check availability of some header files
check_header malloc.h
check_func memalign
if disabled_all memalign memalign_hack && enabled need_memalign ; then
die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
fi
check_header byteswap.h
check_header arpa/inet.h
check_func inet_aton
check_func localtime_r
enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"
# ffserver uses poll(),
# if it's not found we can emulate it using select().
if enabled ffserver; then
check_header sys/poll.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
if check_func pthread_create; then
:
elif check_func pthread_create -pthread; then
add_cflags -pthread
add_ldflags -pthread
elif check_func pthread_create -pthreads; then
add_cflags -pthreads
add_ldflags -pthreads
elif ! check_lib pthread.h pthread_create -lpthread; then
die "ERROR: can't find pthreads library"
fi
fi
for thread in $THREADS_LIST; do
if enabled $thread; then
if ! disabled thread_type ; then
die "ERROR: Only one thread type must be selected."
else
thread_type="$thread"
fi
fi
done
enabled_any amr_nb amr_nb_fixed amr_wb amr_if2 && enable amr
enabled_all amr_nb amr_nb_fixed &&
die "Only one of amr_nb and amr_nb_fixed may be enabled."
# these are off by default, so fail if requested and not available
enabled liba52 && require liba52 a52dec/a52.h a52_init -la52
enabled libdts && require libdts dts.h dts_init -ldts -lm
enabled libgsm && require libgsm gsm.h gsm_create -lgsm
enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg
enabled libogg && require libogg ogg/ogg.h ogg_sync_init -logg
enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
enabled xvid && require XviD xvid.h xvid_global -lxvidcore
enabled x264 && require x264 x264.h x264_encoder_open -lx264
enabled dc1394 && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394
enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
# test for lrintf in math.h
check_exec <<EOF && lrintf=yes || lrintf=no
#define _ISOC9X_SOURCE 1
#include <math.h>
int main( void ) { return (lrintf(3.999f) > 0)?0:1; }
EOF
_restrict=
for restrict_keyword in restrict __restrict__ __restrict; do
check_cc <<EOF && _restrict=$restrict_keyword && break
void foo(char * $restrict_keyword p);
EOF
done
# dlopen/dlfcn.h probing
check_header dlfcn.h
if check_func dlopen; then
ldl=
elif check_func dlopen -ldl; then
ldl=-ldl
fi
test "$vhook" = "default" && vhook="$dlopen"
enabled_any vhook liba52bin libfaadbin ffserver && add_extralibs $ldl
if test "$targetos" = cygwin && enabled static ; then
vhook="no"
echo
echo "At the moment vhooks don't work on Cygwin static builds."
echo "Patches welcome."
echo
fi
if enabled vhook; then
check_ldflags -rdynamic
check_ldflags -export-dynamic
fi
enabled audio_beos && add_extralibs "-lmedia -lbe"
check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
##########################################
# SDL check
sdl_too_old=no
sdl=no
SDL_CONFIG="${cross_prefix}sdl-config"
if "${SDL_CONFIG}" --version >/dev/null 2>&1; then
sdl_cflags=`"${SDL_CONFIG}" --cflags`
temp_cflags $sdl_cflags
temp_extralibs `"${SDL_CONFIG}" --libs`
if check_lib SDL.h SDL_Init; then
_sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
if test "$_sdlversion" -lt 121 ; then
sdl_too_old=yes
else
sdl=yes
check_cc $sdl_cflags <<EOF && enable sdl_video_size
#include <SDL.h>
int main(void){
const SDL_VideoInfo *vi = SDL_GetVideoInfo();
int w = vi->current_w;
return 0;
}
EOF
fi
fi
restore_flags
fi
texi2html -version >/dev/null 2>&1 && enable texi2html || disable texi2html
##########################################
# IPv6 check
enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
int main( void ) {
struct sockaddr_storage saddr;
struct ipv6_mreq mreq6;
getaddrinfo(0,0,0,0);
getnameinfo(0,0,0,0,0,0,0);
IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
}
EOF
enabled v4l && check_header linux/videodev.h || disable v4l
enabled v4l2 && check_header linux/videodev2.h || disable v4l2
# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
if enabled bktr; then
{ check_header dev/bktr/ioctl_meteor.h &&
check_header dev/bktr/ioctl_bt848.h; } ||
{ check_header machine/ioctl_meteor.h &&
check_header machine/ioctl_bt848.h; } ||
{ check_header dev/video/meteor/ioctl_meteor.h &&
check_header dev/video/bktr/ioctl_bt848.h; } ||
check_header dev/ic/bt8xx.h ||
disable bktr
fi
enabled audio_oss &&
check_header sys/soundcard.h ||
check_header soundcard.h ||
disable audio_oss
# Deal with the x11 frame grabber
enabled x11grab &&
enabled gpl &&
enabled x11_grab_device_demuxer &&
check_header X11/Xlib.h &&
check_header X11/extensions/XShm.h &&
check_func XOpenDisplay -lX11 &&
check_func XShmCreateImage -lX11 -lXext &&
add_extralibs -lX11 -lXext ||
disable x11_grab_device_demuxer
enabled debug && add_cflags -g
# add some useful compiler flags if supported
check_cflags -Wdeclaration-after-statement
check_cflags -Wall
check_cflags -Wno-switch
check_cflags -Wdisabled-optimization
check_cflags -Wpointer-arith
check_cflags -Wredundant-decls
check_cflags -Wno-pointer-sign
enabled extra_warnings && check_cflags -Winline
# add some linker flags
check_ldflags $LDLATEFLAGS
# not all compilers support -Os
test "$optimize" = "small" && check_cflags -Os
if enabled optimize; then
if test -n "`$cc -v 2>&1 | grep xlc`"; then
add_cflags "-O5"
add_ldflags "-O5"
else
add_cflags "-O3"
fi
fi
# PIC flags for shared library objects where they are needed
if enabled shared; then
# LIBOBJFLAGS may have already been set in the OS configuration
if test -z "$LIBOBJFLAGS" ; then
case "$arch" in
x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;
esac
fi
fi
if enabled gprof; then
add_cflags "-p"
add_ldflags "-p"
fi
VHOOKCFLAGS="-fPIC $CFLAGS"
enabled needmdynamicnopic && add_cflags -mdynamic-no-pic
# find if .align arg is power-of-two or not
if test $asmalign_pot = "unknown"; then
asmalign_pot="no"
echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"
fi
enabled_any $ENCODER_LIST && enable encoders
enabled_any $DECODER_LIST && enable decoders
enabled_any $MUXER_LIST && enable muxers
enabled_any $DEMUXER_LIST && enable demuxers
enabled_any $THREADS_LIST && enable threads
check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \
$DEMUXER_LIST $MUXER_LIST
enabled libogg && append pkg_requires "ogg >= 1.1"
enabled libtheora && append pkg_requires "theora"
enabled libvorbis && append pkg_requires "vorbis vorbisenc"
enabled dc1394 && append pkg_requires "libraw1394"
echo "install prefix $PREFIX"
echo "source path $source_path"
echo "C compiler $cc"
echo "make $make"
echo ".align is power-of-two $asmalign_pot"
echo "ARCH $arch ($cpu)"
if test "$BUILDSUF" != ""; then
echo "build suffix $BUILDSUF"
fi
echo "big-endian $bigendian"
if test $arch = "x86_32" -o $arch = "x86_64"; then
echo "MMX enabled $mmx"
echo "CMOV enabled $cmov"
echo "CMOV is fast $fast_cmov"
fi
if test $arch = "armv4l"; then
echo "ARMv5TE enabled $armv5te"
echo "ARMv6 enabled $armv6"
echo "IWMMXT enabled $iwmmxt"
fi
if test $arch = "mips"; then
echo "MMI enabled $mmi"
fi
if test $arch = "powerpc"; then
echo "AltiVec enabled $altivec"
echo "dcbzl available $dcbzl"
fi
echo "gprof enabled $gprof"
echo "debug symbols $debug"
echo "strip symbols $dostrip"
echo "optimize $optimize"
echo "static $static"
echo "shared $shared"
echo "postprocessing support $pp"
echo "software scaler enabled $swscaler"
echo "video hooking $vhook"
if enabled vhook; then
echo "Imlib2 support $imlib2"
echo "FreeType support $freetype2"
fi
echo "network support $network"
if enabled network; then
echo "IPv6 support $ipv6"
fi
echo "threading support $thread_type"
echo "SDL support $sdl"
if enabled sdl_too_old; then
echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
fi
echo "Sun medialib support $mlib"
echo "AVISynth enabled $avisynth"
echo "liba52 support $liba52"
echo "liba52 dlopened $liba52bin"
echo "libdts support $libdts"
echo "libfaac enabled $libfaac"
echo "libfaad enabled $libfaad"
echo "faadbin enabled $libfaadbin"
echo "libgsm enabled $libgsm"
echo "libmp3lame enabled $libmp3lame"
echo "libnut enabled $libnut"
echo "libogg enabled $libogg"
echo "libtheora enabled $libtheora"
echo "libvorbis enabled $libvorbis"
echo "x264 enabled $x264"
echo "XviD enabled $xvid"
echo "zlib enabled $zlib"
echo "AMR-NB float support $amr_nb"
echo "AMR-NB fixed support $amr_nb_fixed"
echo "AMR-WB float support $amr_wb"
echo "AMR-WB IF2 support $amr_if2"
if disabled gpl; then
echo "License: LGPL"
else
echo "License: GPL"
fi
echo "Creating config.mak and config.h..."
echo "# Automatically generated by configure - do not modify!" > config.mak
echo "/* Automatically generated by configure - do not modify! */" > $TMPH
echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
echo "PREFIX=$PREFIX" >> config.mak
echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak
echo "libdir=\$(DESTDIR)$libdir" >> config.mak
echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak
echo "incdir=\$(DESTDIR)$incdir" >> config.mak
echo "bindir=\$(DESTDIR)$bindir" >> config.mak
echo "mandir=\$(DESTDIR)$mandir" >> config.mak
echo "MAKE=$make" >> config.mak
echo "CC=$cc" >> config.mak
echo "AR=$ar" >> config.mak
echo "RANLIB=$ranlib" >> config.mak
if enabled dostrip; then
echo "STRIP=$strip" >> config.mak
else
echo "STRIP=echo ignoring strip" >> config.mak
fi
echo "OPTFLAGS=$CFLAGS" >> config.mak
echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak
echo "LDFLAGS=$LDFLAGS" >> config.mak
echo "LDCONFIG=$LDCONFIG" >> config.mak
echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
echo "SHFLAGS=$SHFLAGS" >> config.mak
echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
echo "BUILD_STATIC=$static" >> config.mak
echo "BUILDSUF=$BUILDSUF" >> config.mak
echo "LIBPREF=$LIBPREF" >> config.mak
echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak
if enabled static; then
echo "LIB=$LIB" >> config.mak
else # Some Make complain if this variable does not exist.
echo "LIB=" >> config.mak
fi
echo "SLIBPREF=$SLIBPREF" >> config.mak
echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak
echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak
ucarch=`toupper $arch`
echo "TARGET_ARCH_${ucarch}=yes" >> config.mak
echo "#define ARCH_${ucarch} 1" >> $TMPH
# special cases
case "$arch" in
x86_32|x86_64)
echo "TARGET_ARCH_X86=yes" >> config.mak
echo "#define ARCH_X86 1" >> $TMPH
;;
powerpc)
if test "$POWERPCMODE" = "64bits"; then
echo "#define POWERPC_MODE_64BITS 1" >> $TMPH
fi
;;
sparc64)
echo "TARGET_ARCH_SPARC=yes" >> config.mak
echo "#define ARCH_SPARC 1" >> $TMPH
;;
esac
if enabled bigendian; then
echo "WORDS_BIGENDIAN=yes" >> config.mak
echo "#define WORDS_BIGENDIAN 1" >> $TMPH
fi
if enabled mmx; then
echo "#define __CPU__ 586" >> $TMPH
fi
if enabled sdl; then
echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
fi
if enabled texi2html; then
echo "BUILD_DOC=yes" >> config.mak
fi
sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`
pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`
lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`
lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`
lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`
if enabled shared; then
echo "BUILD_SHARED=yes" >> config.mak
echo "PIC=-fPIC -DPIC" >> config.mak
echo "SPPMAJOR=${pp_version%%.*}" >> config.mak
echo "SPPVERSION=$pp_version" >> config.mak
echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak
echo "LAVCVERSION=$lavc_version" >> config.mak
echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak
echo "LAVFVERSION=$lavf_version" >> config.mak
echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak
echo "LAVUVERSION=$lavu_version" >> config.mak
echo "SWSMAJOR=${sws_version%%.*}" >> config.mak
echo "SWSVERSION=$sws_version" >> config.mak
echo "SLIBNAME=${SLIBNAME}" >> config.mak
echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
fi
echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
echo "EXTRALIBS=$extralibs" >> config.mak
print_config HAVE_ $TMPH config.mak $HAVE_LIST
print_config CONFIG_ $TMPH config.mak $CONFIG_LIST
print_config TARGET_ $TMPH config.mak $TARGET_LIST
if test "$targetos" = darwin; then
echo "#define CONFIG_DARWIN 1" >> $TMPH
fi
echo "#define restrict $_restrict" >> $TMPH
if test "$optimize" = "small"; then
echo "#define always_inline" >> $TMPH
echo "#define CONFIG_SMALL 1" >> $TMPH
fi
echo "SRC_PATH=\"$source_path\"" >> config.mak
echo "SRC_PATH_BARE=$source_path" >> config.mak
echo "BUILD_ROOT=\"$PWD\"" >> config.mak
if enabled amr_if2; then
echo "AMR_CFLAGS=-DIF2=1" >> config.mak
fi
# Apparently it's not possible to portably echo a backslash.
if enabled asmalign_pot; then
printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH
else
printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH
fi
for codec in $DECODER_LIST $ENCODER_LIST $PARSER_LIST $DEMUXER_LIST $MUXER_LIST; do
ucname="`toupper $codec`"
config_name="CONFIG_$ucname"
enabled_name="ENABLE_$ucname"
if enabled $codec; then
echo "#define $config_name 1" >> $TMPH
echo "#define $enabled_name 1" >> $TMPH
echo "$config_name=yes" >> config.mak
else
echo "#define $enabled_name 0" >> $TMPH
fi
done
# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
if ! cmp -s $TMPH config.h; then
mv -f $TMPH config.h
else
echo "config.h is unchanged"
fi
rm -f $TMPO $TMPC $TMPE $TMPS $TMPH
# build tree in object directory if source path is different from current one
if enabled source_path_used; then
DIRS="\
doc \
libavformat \
libavcodec \
libavcodec/alpha \
libavcodec/armv4l \
libavcodec/bfin \
libavcodec/i386 \
libavcodec/sparc \
libavcodec/mlib \
libavcodec/ppc \
libavcodec/amr \
libavcodec/amr_float \
libavcodec/amrwb_float \
libpostproc \
libavutil \
libswscale \
tests \
vhook \
"
FILES="\
Makefile \
common.mak \
libavformat/Makefile \
libavcodec/Makefile \
libpostproc/Makefile \
libavutil/Makefile \
libswscale/Makefile \
tests/Makefile \
vhook/Makefile \
doc/Makefile \
doc/texi2pod.pl \
"
for dir in $DIRS ; do
mkdir -p $dir
done
for f in $FILES ; do
ln -sf "$source_path/$f" $f
done
fi
# build pkg-config files
# FIXME: libdir and includedir are hardcoded and may differ from the real path.
pkgconfig_generate(){
name=$1
comment=$2
version=$3
libs=$4
requires=$5
include=$6
cat <<EOF >$name.pc
prefix=$PREFIX
exec_prefix=\${prefix}
libdir=\${exec_prefix}/lib
includedir=\${prefix}/include
Name: $name
Description: $comment
Version: $version
Requires: $requires
Conflicts:
Libs: -L\${libdir} $libs
Cflags: -I\${includedir} -I\${includedir}/$include
EOF
}
pkgconfig_generate_uninstalled(){
name=$1
shortname=${name#lib}
comment=$2
version=$3
libs=$4
requires=$5
cat <<EOF >$name-uninstalled.pc
prefix=
exec_prefix=
libdir=\${pcfiledir}/$name
includedir=\${pcfiledir}/$name
Name: $name
Description: $comment
Version: $version
Requires: $requires
Conflicts:
Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
Cflags: -I\${includedir}
EOF
}
pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg
pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"
pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg
pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"
pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg
pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"
if enabled pp; then
pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc
pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"
fi
if enabled swscaler; then
pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" -lswscale "libavutil = $lavu_version" ffmpeg
pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"
else
pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" ffmpeg
pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"
apply libswscale.pc sed s/^Libs:.*$/Libs:/
apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/
fi
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