#!/bin/sh # # FFmpeg configure script # # Copyright (c) 2000-2002 Fabrice Bellard # Copyright (c) 2005-2008 Diego Biurrun # Copyright (c) 2005-2008 Mans Rullgard # # Prevent locale nonsense from breaking basic text processing. LC_ALL=C export LC_ALL # 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(){ cat <<EOF Usage: configure [options] Options: [defaults in brackets after descriptions] Help options: --help print this message --list-decoders show all available decoders --list-encoders show all available encoders --list-hwaccels show all available hardware accelerators --list-demuxers show all available demuxers --list-muxers show all available muxers --list-parsers show all available parsers --list-protocols show all available protocols --list-bsfs show all available bitstream filters --list-indevs show all available input devices --list-outdevs show all available output devices --list-filters show all available filters Standard options: --logfile=FILE log tests and output to FILE [config.log] --disable-logging do not log configure debug information --prefix=PREFIX install in PREFIX [$prefix] --bindir=DIR install binaries in DIR [PREFIX/bin] --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg] --libdir=DIR install libs in DIR [PREFIX/lib] --shlibdir=DIR install shared libs in DIR [PREFIX/lib] --incdir=DIR install includes in DIR [PREFIX/include] --mandir=DIR install man page in DIR [PREFIX/share/man] Licensing options: --enable-gpl allow use of GPL code, the resulting libs and binaries will be under GPL [no] --enable-version3 upgrade (L)GPL to version 3 [no] --enable-nonfree allow use of nonfree code, the resulting libs and binaries will be unredistributable [no] Configuration options: --disable-static do not build static libraries [no] --enable-shared build shared libraries [no] --enable-small optimize for size instead of speed --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary) --enable-gray enable full grayscale support (slower color) --disable-swscale-alpha disable alpha channel support in swscale Documentation options: --disable-doc do not build documentation --disable-htmlpages do not build HTML documentation pages --disable-manpages do not build man documentation pages --disable-podpages do not build POD documentation pages --disable-txtpages do not build text documentation pages Component options: --disable-ffmpeg disable ffmpeg build --disable-ffplay disable ffplay build --disable-ffprobe disable ffprobe build --disable-ffserver disable ffserver build --disable-avdevice disable libavdevice build --disable-avcodec disable libavcodec build --disable-avformat disable libavformat build --disable-swresample disable libswresample build --disable-swscale disable libswscale build --disable-postproc disable libpostproc build --disable-avfilter disable libavfilter build --enable-avresample enable libavresample build [no] --disable-pthreads disable pthreads [auto] --disable-w32threads disable Win32 threads [auto] --disable-os2threads disable OS/2 threads [auto] --enable-x11grab enable X11 grabbing [no] --disable-network disable network support [no] --disable-dct disable DCT code --disable-dwt disable DWT code --disable-lsp disable LSP code --disable-mdct disable MDCT code --disable-rdft disable RDFT code --disable-fft disable FFT code --enable-dxva2 enable DXVA2 code --enable-vaapi enable VAAPI code [autodetect] --enable-vda enable VDA code [autodetect] --enable-vdpau enable VDPAU code [autodetect] Individual component options: --disable-everything disable all components listed below --disable-encoder=NAME disable encoder NAME --enable-encoder=NAME enable encoder NAME --disable-encoders disable all encoders --disable-decoder=NAME disable decoder NAME --enable-decoder=NAME enable decoder NAME --disable-decoders disable all decoders --disable-hwaccel=NAME disable hwaccel NAME --enable-hwaccel=NAME enable hwaccel NAME --disable-hwaccels disable all hwaccels --disable-muxer=NAME disable muxer NAME --enable-muxer=NAME enable muxer NAME --disable-muxers disable all muxers --disable-demuxer=NAME disable demuxer NAME --enable-demuxer=NAME enable demuxer NAME --disable-demuxers disable all demuxers --enable-parser=NAME enable parser NAME --disable-parser=NAME disable parser NAME --disable-parsers disable all parsers --enable-bsf=NAME enable bitstream filter NAME --disable-bsf=NAME disable bitstream filter NAME --disable-bsfs disable all bitstream filters --enable-protocol=NAME enable protocol NAME --disable-protocol=NAME disable protocol NAME --disable-protocols disable all protocols --enable-indev=NAME enable input device NAME --disable-indev=NAME disable input device NAME --disable-indevs disable input devices --enable-outdev=NAME enable output device NAME --disable-outdev=NAME disable output device NAME --disable-outdevs disable output devices --disable-devices disable all devices --enable-filter=NAME enable filter NAME --disable-filter=NAME disable filter NAME --disable-filters disable all filters External library support: --enable-avisynth enable reading of AVISynth script files [no] --enable-bzlib enable bzlib [autodetect] --enable-fontconfig enable fontconfig --enable-frei0r enable frei0r video filtering --enable-gnutls enable gnutls [no] --enable-libaacplus enable AAC+ encoding via libaacplus [no] --enable-libass enable libass subtitles rendering [no] --enable-libbluray enable BluRay reading using libbluray [no] --enable-libcaca enable textual display using libcaca --enable-libcelt enable CELT decoding via libcelt [no] --enable-libcdio enable audio CD grabbing with libcdio --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394 and libraw1394 [no] --enable-libfaac enable AAC encoding via libfaac [no] --enable-libfdk-aac enable AAC encoding via libfdk-aac [no] --enable-libflite enable flite (voice synthesis) support via libflite [no] --enable-libfreetype enable libfreetype [no] --enable-libgsm enable GSM de/encoding via libgsm [no] --enable-libiec61883 enable iec61883 via libiec61883 [no] --enable-libilbc enable iLBC de/encoding via libilbc [no] --enable-libmodplug enable ModPlug via libmodplug [no] --enable-libmp3lame enable MP3 encoding via libmp3lame [no] --enable-libnut enable NUT (de)muxing via libnut, native (de)muxer exists [no] --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no] --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no] --enable-libopencv enable video filtering via libopencv [no] --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no] --enable-libopus enable Opus decoding via libopus [no] --enable-libpulse enable Pulseaudio input via libpulse [no] --enable-librtmp enable RTMP[E] support via librtmp [no] --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no] --enable-libspeex enable Speex de/encoding via libspeex [no] --enable-libstagefright-h264 enable H.264 decoding via libstagefright [no] --enable-libtheora enable Theora encoding via libtheora [no] --enable-libtwolame enable MP2 encoding via libtwolame [no] --enable-libutvideo enable Ut Video encoding and decoding via libutvideo [no] --enable-libv4l2 enable libv4l2/v4l-utils [no] --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no] --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no] --enable-libvorbis enable Vorbis en/decoding via libvorbis, native implementation exists [no] --enable-libvpx enable VP8 de/encoding via libvpx [no] --enable-libx264 enable H.264 encoding via x264 [no] --enable-libxavs enable AVS encoding via xavs [no] --enable-libxvid enable Xvid encoding via xvidcore, native MPEG-4/Xvid encoder exists [no] --enable-openal enable OpenAL 1.1 capture support [no] --enable-openssl enable openssl [no] --enable-zlib enable zlib [autodetect] Advanced options (experts only): --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix] --enable-cross-compile assume a cross-compiler is used --sysroot=PATH root of cross-build tree --sysinclude=PATH location of cross-build system headers --target-os=OS compiler targets OS [$target_os] --target-exec=CMD command to run executables on target --target-path=DIR path to view of build directory on target --nm=NM use nm tool NM [$nm_default] --ar=AR use archive tool AR [$ar_default] --as=AS use assembler AS [$as_default] --yasmexe=EXE use yasm-compatible assembler EXE [$yasmexe_default] --cc=CC use C compiler CC [$cc_default] --cxx=CXX use C compiler CXX [$cxx_default] --dep-cc=DEPCC use dependency generator DEPCC [$cc_default] --ld=LD use linker LD [$ld_default] --host-cc=HOSTCC use host C compiler HOSTCC --host-cflags=HCFLAGS use HCFLAGS when compiling for host --host-ld=HOSTLD use host linker HOSTLD --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host --host-libs=HLIBS use libs HLIBS when linking for host --host-os=OS compiler host OS [$target_os] --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS] --extra-cxxflags=ECFLAGS add ECFLAGS to CXXFLAGS [$CXXFLAGS] --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS] --extra-libs=ELIBS add ELIBS [$ELIBS] --extra-version=STRING version string suffix [] --optflags=OPTFLAGS override optimization-related compiler flags --build-suffix=SUFFIX library name suffix [] --malloc-prefix=PREFIX prefix malloc and related names with PREFIX --progs-suffix=SUFFIX program name suffix [] --arch=ARCH select architecture [$arch] --cpu=CPU select the minimum required CPU (affects instruction selection, may crash on older CPUs) --enable-pic build position-independent code --enable-sram allow use of on-chip SRAM --enable-thumb compile for Thumb instruction set --disable-symver disable symbol versioning --enable-hardcoded-tables use hardcoded tables instead of runtime generation --disable-safe-bitstream-reader disable buffer boundary checking in bitreaders (faster, but may crash) --enable-memalign-hack emulate memalign, interferes with memory debuggers Optimization options (experts only): --disable-asm disable all assembler optimizations --disable-altivec disable AltiVec optimizations --disable-amd3dnow disable 3DNow! optimizations --disable-amd3dnowext disable 3DNow! extended optimizations --disable-mmx disable MMX optimizations --disable-mmxext disable MMXEXT optimizations --disable-sse disable SSE optimizations --disable-sse2 disable SSE2 optimizations --disable-sse3 disable SSE3 optimizations --disable-ssse3 disable SSSE3 optimizations --disable-sse4 disable SSE4 optimizations --disable-sse42 disable SSE4.2 optimizations --disable-avx disable AVX optimizations --disable-fma4 disable FMA4 optimizations --disable-armv5te disable armv5te optimizations --disable-armv6 disable armv6 optimizations --disable-armv6t2 disable armv6t2 optimizations --disable-armvfp disable ARM VFP optimizations --disable-mmi disable MMI optimizations --disable-neon disable NEON optimizations --disable-vis disable VIS optimizations --disable-yasm disable use of yasm assembler --disable-mips32r2 disable MIPS32R2 optimizations --disable-mipsdspr1 disable MIPS DSP ASE R1 optimizations --disable-mipsdspr2 disable MIPS DSP ASE R2 optimizations --disable-mipsfpu disable floating point MIPS optimizations --disable-fast-unaligned consider unaligned accesses slow --postproc-version=V build libpostproc version V. Where V can be '$ALT_PP_VER_MAJOR.$ALT_PP_VER_MINOR.$ALT_PP_VER_MICRO' or 'current'. [$postproc_version_default] Developer options (useful when working on FFmpeg itself): --enable-coverage build with test coverage instrumentation --disable-debug disable debugging symbols --enable-debug=LEVEL set the debug level [$debuglevel] --disable-optimizations disable compiler optimizations --enable-extra-warnings enable more compiler warnings --disable-stripping disable stripping of executables and shared libraries --assert-level=level 0(default), 1 or 2, amount of assertion testing, 2 causes a slowdown at runtime. --enable-memory-poisoning fill heap uninitialized allocated space with arbitrary data --valgrind=VALGRIND run "make fate" tests through valgrind to detect memory leaks and errors, using the specified valgrind binary. Cannot be combined with --target-exec --samples=PATH location of test samples for FATE, if not set use \$FATE_SAMPLES at make invocation time. --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only; should be used only for debugging purposes) --enable-random randomly enable/disable components --disable-random --enable-random=LIST randomly enable/disable specific components or --disable-random=LIST component groups. LIST is a comma-separated list of NAME[:PROB] entries where NAME is a component (group) and PROB the probability associated with NAME (default 0.5). --random-seed=VALUE seed value for --enable/disable-random NOTE: Object files are built at the place where configure is launched. EOF exit 0 } quotes='""' log(){ echo "$@" >> $logfile } log_file(){ log BEGIN $1 pr -n -t $1 >> $logfile log END $1 } echolog(){ log "$@" echo "$@" } warn(){ log "WARNING: $*" WARNINGS="${WARNINGS}WARNING: $*\n" } die(){ echolog "$@" cat <<EOF If you think configure made a mistake, make sure you are using the latest version from Git. If the latest version fails, report the problem to the ffmpeg-user@ffmpeg.org mailing list or IRC #ffmpeg on irc.freenode.net. EOF if disabled logging; then cat <<EOF Rerun configure with logging enabled (do not use --disable-logging), and include the log this produces with your report. EOF else cat <<EOF Include the log file "$logfile" produced by configure as this will help solving the problem. EOF fi exit 1 } # Avoid locale weirdness, besides we really just want to translate ASCII. toupper(){ echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ } tolower(){ echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz } c_escape(){ echo "$*" | sed 's/["\\]/\\\0/g' } sh_quote(){ v=$(echo "$1" | sed "s/'/'\\\\''/g") test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'" echo "$v" } cleanws(){ echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//' } filter(){ pat=$1 shift for v; do eval "case $v in $pat) echo $v ;; esac" done } filter_out(){ pat=$1 shift for v; do eval "case $v in $pat) ;; *) echo $v ;; esac" done } map(){ m=$1 shift for v; do eval $m; done } add_suffix(){ suffix=$1 shift for v; do echo ${v}${suffix}; done } set_all(){ value=$1 shift for var in $*; do eval $var=$value done } set_weak(){ value=$1 shift for var; do eval : \${$var:=$value} done } set_safe(){ var=$1 shift eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*' } get_safe(){ eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g') } 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 $* } enable_weak(){ set_weak yes $* } disable_weak(){ set_weak no $* } enable_safe(){ for var; do enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g') done } disable_safe(){ for var; do disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g') done } do_enable_deep(){ for var; do enabled $var && continue eval sel="\$${var}_select" eval sgs="\$${var}_suggest" pushvar var sgs enable_deep $sel popvar sgs enable_deep_weak $sgs popvar var done } enable_deep(){ do_enable_deep $* enable $* } enable_deep_weak(){ do_enable_deep $* enable_weak $* } enabled(){ test "${1#!}" = "$1" && op== || op=!= eval test "x\$${1#!}" $op "xyes" } disabled(){ test "${1#!}" = "$1" && op== || op=!= eval test "x\$${1#!}" $op "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 $opt && return 0 done return 1 } set_default(){ for opt; do eval : \${$opt:=\$${opt}_default} done } is_in(){ value=$1 shift for var in $*; do [ $var = $value ] && return 0 done return 1 } check_deps(){ for cfg; do cfg="${cfg#!}" 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" eval dep_sel="\$${cfg}_select" eval dep_sgs="\$${cfg}_suggest" eval dep_ifa="\$${cfg}_if" eval dep_ifn="\$${cfg}_if_any" pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; } [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; } enabled_all $dep_all || disable $cfg enabled_any $dep_any || disable $cfg disabled_any $dep_sel && disable $cfg if enabled $cfg; then eval dep_extralibs="\$${cfg}_extralibs" test -n "$dep_extralibs" && add_extralibs $dep_extralibs enable_deep $dep_sel enable_deep_weak $dep_sgs fi disable ${cfg}_checking done } print_config_h(){ enabled $1 && v=1 || v=0 echo "#define $2 $v" } print_config_mak(){ enabled $1 && v= || v=! echo "$v$2=yes" } print_config_asm(){ enabled $1 && v=1 || v=0 echo "%define $2 $v" } print_config(){ pfx=$1 files=$2 shift 2 for cfg; do ucname="$(toupper $cfg)" for f in $files; do "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f done done } print_enabled(){ test "$1" = -n && end=" " && shift || end="\n" suf=$1 shift for v; do enabled $v && printf "%s$end" ${v%$suf}; done } append(){ var=$1 shift eval "$var=\"\$$var $*\"" } prepend(){ var=$1 shift eval "$var=\"$* \$$var\"" } add_cppflags(){ append CPPFLAGS "$@" } add_cflags(){ append CFLAGS $($cflags_filter "$@") } add_cxxflags(){ append CXXFLAGS $($cflags_filter "$@") } add_asflags(){ append ASFLAGS $($asflags_filter "$@") } add_ldflags(){ append LDFLAGS $($ldflags_filter "$@") } add_extralibs(){ prepend extralibs $($ldflags_filter "$@") } add_host_cflags(){ append host_cflags $($host_cflags_filter "$@") } add_host_ldflags(){ append host_ldflags $($host_ldflags_filter "$@") } check_cmd(){ log "$@" "$@" >> $logfile 2>&1 } cc_o(){ eval printf '%s\\n' $CC_O } cc_e(){ eval printf '%s\\n' $CC_E } check_cc(){ log check_cc "$@" cat > $TMPC log_file $TMPC check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC } check_cxx(){ log check_cxx "$@" cat > $TMPCPP log_file $TMPCPP check_cmd $cxx $CPPFLAGS $CFLAGS $CXXFLAGS "$@" $CXX_C -o $TMPO $TMPCPP } check_cpp(){ log check_cpp "$@" cat > $TMPC log_file $TMPC check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC } as_o(){ eval printf '%s\\n' $AS_O } check_as(){ log check_as "$@" cat > $TMPC log_file $TMPC check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPC } check_inline_asm(){ log check_inline_asm "$@" name="$1" code="$2" shift 2 disable $name check_as "$@" <<EOF && enable $name void foo(void){ __asm__ volatile($code); } EOF } check_yasm(){ log check_yasm "$@" echo "$1" > $TMPS log_file $TMPS shift 1 check_cmd $yasmexe $YASMFLAGS -Werror "$@" -o $TMPO $TMPS } ld_o(){ eval printf '%s\\n' $LD_O } check_ld(){ log check_ld "$@" type=$1 shift 1 flags='' libs='' for f; do test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f" done check_$type $($cflags_filter $flags) || return flags=$($ldflags_filter $flags) libs=$($ldflags_filter $libs) check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs } check_code(){ log check_code "$@" check=$1 headers=$2 code=$3 shift 3 { for hdr in $headers; do echo "#include <$hdr>" done echo "int main(void) { $code; return 0; }" } | check_$check "$@" } check_cppflags(){ log check_cppflags "$@" check_cc "$@" <<EOF && append CPPFLAGS "$@" int x; EOF } check_cflags(){ log check_cflags "$@" set -- $($cflags_filter "$@") check_cc "$@" <<EOF && append CFLAGS "$@" int x; EOF } check_cxxflags(){ log check_cxxflags "$@" set -- $($cflags_filter "$@") check_cxx "$@" <<EOF && append CXXFLAGS "$@" int x; EOF } test_ldflags(){ log test_ldflags "$@" check_ld "cc" "$@" <<EOF int main(void){ return 0; } EOF } check_ldflags(){ log check_ldflags "$@" test_ldflags "$@" && add_ldflags "$@" } check_header(){ log check_header "$@" header=$1 shift disable_safe $header check_cpp "$@" <<EOF && enable_safe $header #include <$header> int x; EOF } check_func(){ log check_func "$@" func=$1 shift disable $func check_ld "cc" "$@" <<EOF && enable $func extern int $func(); int main(void){ $func(); } EOF } check_mathfunc(){ log check_mathfunc "$@" func=$1 shift disable $func check_ld "cc" "$@" <<EOF && enable $func #include <math.h> float foo(float f) { return $func(f); } int main(void){ return (int) foo; } EOF } check_func_headers(){ log check_func_headers "$@" headers=$1 funcs=$2 shift 2 { for hdr in $headers; do echo "#include <$hdr>" done for func in $funcs; do echo "long check_$func(void) { return (long) $func; }" done echo "int main(void) { return 0; }" } | check_ld "cc" "$@" && enable $funcs && enable_safe $headers } check_class_headers_cpp(){ log check_class_headers_cpp "$@" headers=$1 classes=$2 shift 2 { for hdr in $headers; do echo "#include <$hdr>" done echo "int main(void) { " i=1 for class in $classes; do echo "$class obj$i;" i=$(expr $i + 1) done echo "return 0; }" } | check_ld "cxx" "$@" && enable $funcs && enable_safe $headers } check_cpp_condition(){ log check_cpp_condition "$@" header=$1 condition=$2 shift 2 check_cpp "$@" <<EOF #include <$header> #if !($condition) #error "unsatisfied condition: $condition" #endif EOF } check_lib(){ log check_lib "$@" header="$1" func="$2" shift 2 check_header $header && check_func $func "$@" && add_extralibs "$@" } check_lib2(){ log check_lib2 "$@" headers="$1" funcs="$2" shift 2 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@" } check_lib_cpp(){ log check_lib_cpp "$@" headers="$1" classes="$2" shift 2 check_class_headers_cpp "$headers" "$classes" "$@" && add_extralibs "$@" } check_pkg_config(){ log check_pkg_config "$@" pkg="$1" headers="$2" funcs="$3" shift 3 $pkg_config --exists $pkg 2>/dev/null || return pkg_cflags=$($pkg_config --cflags $pkg) pkg_libs=$($pkg_config --libs $pkg) check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" && set_safe ${pkg}_cflags $pkg_cflags && set_safe ${pkg}_libs $pkg_libs } check_exec(){ check_ld "cc" "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; } } check_exec_crash(){ code=$(cat) # exit() is not async signal safe. _Exit (C99) and _exit (POSIX) # are safe but may not be available everywhere. Thus we use # raise(SIGTERM) instead. The check is run in a subshell so we # can redirect the "Terminated" message from the shell. SIGBUS # is not defined by standard C so it is used conditionally. (check_exec "$@") >> $logfile 2>&1 <<EOF #include <signal.h> static void sighandler(int sig){ raise(SIGTERM); } int func(void){ $code } int (*func_ptr)(void) = func; int main(void){ signal(SIGILL, sighandler); signal(SIGFPE, sighandler); signal(SIGSEGV, sighandler); #ifdef SIGBUS signal(SIGBUS, sighandler); #endif return func_ptr(); } EOF } check_type(){ log check_type "$@" headers=$1 type=$2 shift 2 disable_safe "$type" check_code cc "$headers" "$type v" "$@" && enable_safe "$type" } check_struct(){ log check_type "$@" headers=$1 struct=$2 member=$3 shift 3 disable_safe "${struct}_${member}" check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" && enable_safe "${struct}_${member}" } 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" } require_cpp(){ name="$1" headers="$2" classes="$3" shift 3 check_lib_cpp "$headers" "$classes" "$@" || die "ERROR: $name not found" } require_pkg_config(){ pkg="$1" check_pkg_config "$@" || die "ERROR: $pkg not found" add_cflags $(get_safe ${pkg}_cflags) add_extralibs $(get_safe ${pkg}_libs) } hostcc_o(){ eval printf '%s\\n' $HOSTCC_O } check_host_cc(){ log check_host_cc "$@" cat > $TMPC log_file $TMPC check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC } check_host_cflags(){ log check_host_cflags "$@" set -- $($host_cflags_filter "$@") check_host_cc "$@" <<EOF && append host_cflags "$@" int x; EOF } apply(){ file=$1 shift "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp" } cp_if_changed(){ cmp -s "$1" "$2" && echo "$2 is unchanged" && return mkdir -p "$(dirname $2)" cp -f "$1" "$2" } force_include(){ flag=$(eval printf '%s%s\\n' '$FORCE_INC' $1) append CFLAGS "$flag" } # CONFIG_LIST contains configurable options, while HAVE_LIST is for # system-dependent things. COMPONENT_LIST=" bsfs decoders demuxers encoders filters hwaccels indevs muxers outdevs parsers protocols " DOCUMENT_LIST=" doc htmlpages manpages podpages txtpages " PROGRAM_LIST=" ffplay ffprobe ffserver ffmpeg " CONFIG_LIST=" $COMPONENT_LIST $DOCUMENT_LIST $PROGRAM_LIST avcodec avdevice avfilter avformat avresample avisynth bzlib crystalhd dct dwt dxva2 fast_unaligned fft fontconfig frei0r gnutls gpl gray hardcoded_tables incompatible_fork_abi libaacplus libass libbluray libcaca libcdio libcelt libdc1394 libfaac libfdk_aac libflite libfreetype libgsm libiec61883 libilbc libmodplug libmp3lame libnut libopencore_amrnb libopencore_amrwb libopencv libopenjpeg libopus libpulse librtmp libschroedinger libspeex libstagefright_h264 libtheora libtwolame libutvideo libv4l2 libvo_aacenc libvo_amrwbenc libvorbis libvpx libx264 libxavs libxvid lsp mdct memalign_hack memory_poisoning network nonfree openal openssl pic postproc rdft runtime_cpudetect safe_bitstream_reader shared small sram static swresample swscale swscale_alpha thumb vaapi vda vdpau version3 xmm_clobber_test x11grab zlib " THREADS_LIST=' pthreads w32threads os2threads ' ARCH_LIST=' alpha arm avr32 avr32_ap avr32_uc bfin ia64 m68k mips mips64 parisc ppc ppc64 s390 sh4 sparc sparc64 tomi x86 x86_32 x86_64 ' ARCH_EXT_LIST_X86=' amd3dnow amd3dnowext avx fma4 mmx mmxext sse sse2 sse3 sse4 sse42 ssse3 ' ARCH_EXT_LIST=" $ARCH_EXT_LIST_X86 altivec armv5te armv6 armv6t2 armvfp mmi neon ppc4xx vfpv3 vis mipsfpu mips32r2 mipsdspr1 mipsdspr2 " HAVE_LIST_PUB=' bigendian fast_unaligned incompatible_fork_abi ' HAVE_LIST=" $ARCH_EXT_LIST $(add_suffix _external $ARCH_EXT_LIST) $(add_suffix _inline $ARCH_EXT_LIST) $HAVE_LIST_PUB $THREADS_LIST aligned_malloc aligned_stack alsa_asoundlib_h altivec_h arpa_inet_h asm_mod_q asm_mod_y asm_types_h attribute_may_alias attribute_packed broken_strtod cbrtf clock_gettime closesocket cmov cpuid cpunop dcbzl dev_bktr_ioctl_bt848_h dev_bktr_ioctl_meteor_h dev_ic_bt8xx_h dev_video_bktr_ioctl_bt848_h dev_video_meteor_ioctl_meteor_h dlfcn_h dlopen dos_paths dxva_h ebp_available ebx_available exp2 exp2f fast_64bit fast_clz fast_cmov fcntl fork getaddrinfo gethrtime getopt GetProcessAffinityMask GetProcessMemoryInfo GetProcessTimes GetSystemTimeAsFileTime getrusage gettimeofday glob gnu_as ibm_asm inet_aton inline_asm isatty isinf isnan jack_port_get_latency_range kbhit ldbrx libdc1394_1 libdc1394_2 llrint llrintf local_aligned_16 local_aligned_8 localtime_r log2 log2f loongson lrint lrintf lzo1x_999_compress machine_ioctl_bt848_h machine_ioctl_meteor_h makeinfo malloc_h MapViewOfFile memalign mkstemp mm_empty mmap nanosleep PeekNamedPipe perl pod2man poll_h posix_memalign pthread_cancel rdtsc rint round roundf rweflags sched_getaffinity sdl sdl_video_size setmode setrlimit Sleep sndio_h snprintf socklen_t soundcard_h strerror_r strptime struct_addrinfo struct_group_source_req struct_ip_mreq_source struct_ipv6_mreq struct_pollfd struct_rusage_ru_maxrss struct_sctp_event_subscribe struct_sockaddr_in6 struct_sockaddr_sa_len struct_sockaddr_storage struct_v4l2_frmivalenum_discrete symver symver_asm_label symver_gnu_asm sysconf sysctl sys_mman_h sys_param_h sys_resource_h sys_select_h sys_soundcard_h sys_time_h sys_videoio_h termios_h texi2html threads trunc truncf unistd_h usleep vfp_args VirtualAlloc windows_h winsock2_h xform_asm xgetbv xmm_clobbers yasm " # options emitted with CONFIG_ prefix but not available on command line CONFIG_EXTRA=" aandcttables ac3dsp avutil error_resilience gcrypt golomb gplv3 h264chroma h264dsp h264pred h264qpel huffman lgplv3 lpc mpegaudiodsp mpegvideo mpegvideoenc nettle rangecoder rtpdec sinewin vp3dsp " CMDLINE_SELECT=" $ARCH_EXT_LIST $CONFIG_LIST $THREADS_LIST asm coverage cross_compile debug extra_warnings logging optimizations stripping symver yasm " PATHS_LIST=' bindir datadir incdir libdir mandir prefix shlibdir ' CMDLINE_SET=" $PATHS_LIST ar arch as assert_level build_suffix cc cpu cross_prefix cxx dep_cc extra_version host_cc host_cflags host_ld host_ldflags host_libs host_os install ld logfile malloc_prefix nm optflags pkg_config postproc_version progs_suffix random_seed samples strip sysinclude sysroot target_exec target_os target_path valgrind yasmexe " CMDLINE_APPEND=" extra_cflags extra_cxxflags " # code dependency declarations # architecture extensions armv5te_deps="arm" armv6_deps="arm" armv6t2_deps="arm" armvfp_deps="arm" neon_deps="arm" vfpv3_deps="armvfp" mipsfpu_deps="mips" mips32r2_deps="mips" mipsdspr1_deps="mips" mipsdspr2_deps="mips" mmi_deps="mips" altivec_deps="ppc" ppc4xx_deps="ppc" vis_deps="sparc" x86_64_suggest="cmov fast_cmov" amd3dnow_deps="mmx" amd3dnowext_deps="amd3dnow" mmx_deps="x86" mmxext_deps="mmx" sse_deps="mmxext" sse2_deps="sse" sse3_deps="sse2" ssse3_deps="sse3" sse4_deps="ssse3" sse42_deps="sse4" avx_deps="sse42" fma4_deps="avx" mmx_external_deps="yasm" mmx_inline_deps="inline_asm" mmx_suggest="mmx_external mmx_inline" for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do eval dep=\$${ext}_deps eval ${ext}_external_deps='"${dep}_external"' eval ${ext}_inline_deps='"${dep}_inline"' eval ${ext}_suggest='"${ext}_external ${ext}_inline"' done aligned_stack_if_any="ppc x86" fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64" fast_clz_if_any="alpha armv5te avr32 mips ppc x86" fast_unaligned_if_any="armv6 ppc x86" inline_asm_deps="!tms470" need_memalign="altivec neon sse" symver_if_any="symver_asm_label symver_gnu_asm" # subsystems dct_select="rdft" mdct_select="fft" rdft_select="fft" mpegaudiodsp_select="dct" mpegvideoenc_select="mpegvideo" # decoders / encoders / hardware accelerators aac_decoder_select="mdct sinewin" aac_encoder_select="mdct sinewin" aac_latm_decoder_select="aac_decoder aac_latm_parser" ac3_decoder_select="mdct ac3dsp ac3_parser" ac3_encoder_select="mdct ac3dsp" ac3_fixed_encoder_select="mdct ac3dsp" alac_encoder_select="lpc" amrnb_decoder_select="lsp" amrwb_decoder_select="lsp" amv_encoder_select="aandcttables" atrac1_decoder_select="mdct sinewin" atrac3_decoder_select="mdct" binkaudio_dct_decoder_select="mdct rdft dct sinewin" binkaudio_rdft_decoder_select="mdct rdft sinewin" cavs_decoder_select="golomb mpegvideo" cook_decoder_select="mdct sinewin" cscd_decoder_suggest="zlib" dca_decoder_select="mdct" dirac_decoder_select="dwt golomb" dnxhd_encoder_select="aandcttables mpegvideoenc" dxa_decoder_select="zlib" eac3_decoder_select="ac3_decoder" eac3_encoder_select="ac3_encoder" eamad_decoder_select="aandcttables error_resilience" eatgq_decoder_select="aandcttables" eatqi_decoder_select="aandcttables error_resilience mpegvideo" exr_decoder_select="zlib" ffv1_decoder_select="golomb rangecoder" ffv1_encoder_select="rangecoder" ffvhuff_encoder_select="huffman" flac_decoder_select="golomb" flac_encoder_select="golomb lpc" flashsv_decoder_select="zlib" flashsv_encoder_select="zlib" flashsv2_encoder_select="zlib" flashsv2_decoder_select="zlib" flv_decoder_select="h263_decoder" flv_encoder_select="h263_encoder" fraps_decoder_select="huffman" h261_decoder_select="error_resilience mpegvideo" h261_encoder_select="aandcttables mpegvideoenc" h263_decoder_select="error_resilience h263_parser mpegvideo" h263_encoder_select="aandcttables error_resilience mpegvideoenc" h263_vaapi_hwaccel_select="vaapi h263_decoder" h263i_decoder_select="h263_decoder" h263p_encoder_select="h263_encoder" h264_crystalhd_decoder_select="crystalhd h264_mp4toannexb_bsf h264_parser" h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo" h264_dxva2_hwaccel_deps="dxva2api_h" h264_dxva2_hwaccel_select="dxva2 h264_decoder" h264_vaapi_hwaccel_select="vaapi h264_decoder" h264_vda_decoder_select="vda h264_parser h264_decoder" h264_vda_hwaccel_deps="VideoDecodeAcceleration_VDADecoder_h pthreads" h264_vda_hwaccel_select="vda h264_decoder" h264_vdpau_decoder_select="vdpau h264_decoder" huffyuv_encoder_select="huffman" iac_decoder_select="fft mdct sinewin" imc_decoder_select="fft mdct sinewin" jpegls_decoder_select="golomb" jpegls_encoder_select="golomb" ljpeg_encoder_select="aandcttables mpegvideoenc" loco_decoder_select="golomb" mdec_decoder_select="error_resilience mpegvideo" mjpeg_encoder_select="aandcttables mpegvideoenc" mlp_decoder_select="mlp_parser" mp1_decoder_select="mpegaudiodsp" mp1float_decoder_select="mpegaudiodsp" mp2_decoder_select="mpegaudiodsp" mp2float_decoder_select="mpegaudiodsp" mp3_decoder_select="mpegaudiodsp" mp3adu_decoder_select="mpegaudiodsp" mp3adufloat_decoder_select="mpegaudiodsp" mp3float_decoder_select="mpegaudiodsp" mp3on4_decoder_select="mpegaudiodsp" mp3on4float_decoder_select="mpegaudiodsp" mpc7_decoder_select="mpegaudiodsp" mpc8_decoder_select="mpegaudiodsp" mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder" mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h" mpeg_xvmc_decoder_select="mpegvideo_decoder" mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder" mpeg1_vdpau_hwaccel_select="vdpau mpeg1video_decoder" mpeg1video_decoder_select="error_resilience mpegvideo" mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc" mpeg2_crystalhd_decoder_select="crystalhd" mpeg2_dxva2_hwaccel_deps="dxva2api_h" mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder" mpeg2_vdpau_hwaccel_select="vdpau mpeg2video_decoder" mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder" mpeg2video_decoder_select="error_resilience mpegvideo" mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc" mpeg4_crystalhd_decoder_select="crystalhd" mpeg4_decoder_select="h263_decoder mpeg4video_parser" mpeg4_encoder_select="h263_encoder" mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder" mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder" msmpeg4_crystalhd_decoder_select="crystalhd" msmpeg4v1_decoder_select="h263_decoder" msmpeg4v1_encoder_select="h263_encoder" msmpeg4v2_decoder_select="h263_decoder" msmpeg4v2_encoder_select="h263_encoder" msmpeg4v3_decoder_select="h263_decoder" msmpeg4v3_encoder_select="h263_encoder" mss2_decoder_select="vc1_decoder" nellymoser_decoder_select="mdct sinewin" nellymoser_encoder_select="mdct sinewin" png_decoder_select="zlib" png_encoder_select="zlib" qcelp_decoder_select="lsp" qdm2_decoder_select="mdct rdft mpegaudiodsp" ra_144_encoder_select="lpc" ralf_decoder_select="golomb" rv10_decoder_select="h263_decoder" rv10_encoder_select="h263_encoder" rv20_decoder_select="h263_decoder" rv20_encoder_select="h263_encoder" rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo" rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo" shorten_decoder_select="golomb" sipr_decoder_select="lsp" snow_decoder_select="dwt rangecoder" snow_encoder_select="aandcttables dwt error_resilience mpegvideoenc rangecoder" sonic_decoder_select="golomb" sonic_encoder_select="golomb" sonic_ls_encoder_select="golomb" svq1_decoder_select="error_resilience mpegvideo" svq1_encoder_select="aandcttables error_resilience mpegvideoenc" svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo" svq3_decoder_suggest="zlib" theora_decoder_select="vp3_decoder" tiff_decoder_suggest="zlib" tiff_encoder_suggest="zlib" tscc_decoder_select="zlib" twinvq_decoder_select="mdct lsp sinewin" vc1_crystalhd_decoder_select="crystalhd" vc1_decoder_select="h263_decoder h264chroma h264qpel" vc1_dxva2_hwaccel_deps="dxva2api_h" vc1_dxva2_hwaccel_select="dxva2 vc1_decoder" vc1_vaapi_hwaccel_select="vaapi vc1_decoder" vc1_vdpau_decoder_select="vdpau vc1_decoder" vc1image_decoder_select="vc1_decoder" vorbis_decoder_select="mdct" vorbis_encoder_select="mdct" vp3_decoder_select="vp3dsp" vp5_decoder_select="vp3dsp" vp6_decoder_select="huffman vp3dsp" vp6a_decoder_select="vp6_decoder" vp6f_decoder_select="vp6_decoder" vp8_decoder_select="h264pred h264qpel" wmapro_decoder_select="mdct sinewin" wmav1_decoder_select="mdct sinewin" wmav1_encoder_select="mdct sinewin" wmav2_decoder_select="mdct sinewin" wmav2_encoder_select="mdct sinewin" wmavoice_decoder_select="lsp rdft dct mdct sinewin" wmv1_decoder_select="h263_decoder" wmv1_encoder_select="h263_encoder" wmv2_decoder_select="h263_decoder" wmv2_encoder_select="h263_encoder" wmv3_decoder_select="vc1_decoder" wmv3_crystalhd_decoder_select="crystalhd" wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel" wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel" wmv3_vdpau_decoder_select="vc1_vdpau_decoder" wmv3image_decoder_select="wmv3_decoder" zerocodec_decoder_select="zlib" zlib_decoder_select="zlib" zlib_encoder_select="zlib" zmbv_decoder_select="zlib" zmbv_encoder_select="zlib" crystalhd_deps="libcrystalhd_libcrystalhd_if_h" vaapi_deps="va_va_h" vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads" vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h" # parsers h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo" mpeg4video_parser_select="error_resilience mpegvideo" mpegvideo_parser_select="error_resilience mpegvideo" vc1_parser_select="error_resilience mpegvideo" # external libraries libaacplus_encoder_deps="libaacplus" libcelt_decoder_deps="libcelt" libfaac_encoder_deps="libfaac" libfdk_aac_encoder_deps="libfdk_aac" libgsm_decoder_deps="libgsm" libgsm_encoder_deps="libgsm" libgsm_ms_decoder_deps="libgsm" libgsm_ms_encoder_deps="libgsm" libilbc_decoder_deps="libilbc" libilbc_encoder_deps="libilbc" libmodplug_demuxer_deps="libmodplug" libmp3lame_encoder_deps="libmp3lame" libopencore_amrnb_decoder_deps="libopencore_amrnb" libopencore_amrnb_encoder_deps="libopencore_amrnb" libopencore_amrwb_decoder_deps="libopencore_amrwb" libopenjpeg_decoder_deps="libopenjpeg" libopenjpeg_encoder_deps="libopenjpeg" libopus_decoder_deps="libopus" libschroedinger_decoder_deps="libschroedinger" libschroedinger_encoder_deps="libschroedinger" libspeex_decoder_deps="libspeex" libspeex_encoder_deps="libspeex" libstagefright_h264_decoder_deps="libstagefright_h264" libtheora_encoder_deps="libtheora" libtwolame_encoder_deps="libtwolame" libvo_aacenc_encoder_deps="libvo_aacenc" libvo_amrwbenc_encoder_deps="libvo_amrwbenc" libvorbis_decoder_deps="libvorbis" libvorbis_encoder_deps="libvorbis" libvpx_decoder_deps="libvpx" libvpx_encoder_deps="libvpx" libx264_encoder_deps="libx264" libx264rgb_encoder_deps="libx264" libxavs_encoder_deps="libxavs" libxvid_encoder_deps="libxvid" libutvideo_decoder_deps="libutvideo" libutvideo_encoder_deps="libutvideo" # demuxers / muxers ac3_demuxer_select="ac3_parser" asf_stream_muxer_select="asf_muxer" avisynth_demuxer_deps="avisynth" dirac_demuxer_select="dirac_parser" eac3_demuxer_select="ac3_parser" flac_demuxer_select="flac_parser" ipod_muxer_select="mov_muxer" libnut_demuxer_deps="libnut" libnut_muxer_deps="libnut" matroska_audio_muxer_select="matroska_muxer" matroska_demuxer_suggest="zlib bzlib" mov_demuxer_suggest="zlib" mp3_demuxer_select="mpegaudio_parser" mp4_muxer_select="mov_muxer" mpegts_muxer_select="adts_muxer latm_muxer mpegvideo" mpegtsraw_demuxer_select="mpegts_demuxer" mxf_d10_muxer_select="mxf_muxer" ogg_demuxer_select="golomb" psp_muxer_select="mov_muxer" rtp_demuxer_select="sdp_demuxer" rtp_muxer_select="mpegvideo" rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer" rtsp_demuxer_select="http_protocol rtpdec" rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol" sap_demuxer_select="sdp_demuxer" sap_muxer_select="rtp_muxer rtp_protocol" sdp_demuxer_select="rtpdec" spdif_muxer_select="aac_parser" tg2_muxer_select="mov_muxer" tgp_muxer_select="mov_muxer" w64_demuxer_deps="wav_demuxer" # indevs / outdevs alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp" alsa_outdev_deps="alsa_asoundlib_h" bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h" caca_outdev_deps="libcaca" dshow_indev_deps="IBaseFilter" dshow_indev_extralibs="-lpsapi -lole32 -lstrmiids -luuid" dv1394_indev_deps="dv1394 dv_demuxer" fbdev_indev_deps="linux_fb_h" iec61883_indev_deps="libiec61883" jack_indev_deps="jack_jack_h sem_timedwait" lavfi_indev_deps="avfilter" libcdio_indev_deps="libcdio" libdc1394_indev_deps="libdc1394" libv4l2_indev_deps="libv4l2" openal_indev_deps="openal" oss_indev_deps_any="soundcard_h sys_soundcard_h" oss_outdev_deps_any="soundcard_h sys_soundcard_h" pulse_indev_deps="libpulse" sdl_outdev_deps="sdl" sndio_indev_deps="sndio_h" sndio_outdev_deps="sndio_h" v4l_indev_deps="linux_videodev_h" v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h" vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines" vfwcap_indev_extralibs="-lavicap32" x11grab_indev_deps="x11grab" # protocols bluray_protocol_deps="libbluray" ffrtmpcrypt_protocol_deps="!librtmp_protocol" ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl" ffrtmpcrypt_protocol_select="tcp_protocol" ffrtmphttp_protocol_deps="!librtmp_protocol" ffrtmphttp_protocol_select="http_protocol" gopher_protocol_deps="network" httpproxy_protocol_deps="network" httpproxy_protocol_select="tcp_protocol" http_protocol_deps="network" http_protocol_select="tcp_protocol" https_protocol_select="tls_protocol" librtmp_protocol_deps="librtmp" librtmpe_protocol_deps="librtmp" librtmps_protocol_deps="librtmp" librtmpt_protocol_deps="librtmp" librtmpte_protocol_deps="librtmp" mmsh_protocol_select="http_protocol" mmst_protocol_deps="network" rtmp_protocol_deps="!librtmp_protocol" rtmp_protocol_select="tcp_protocol" rtmpe_protocol_select="ffrtmpcrypt_protocol" rtmps_protocol_deps="!librtmp_protocol" rtmps_protocol_select="tls_protocol" rtmpt_protocol_select="ffrtmphttp_protocol" rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol" rtmpts_protocol_select="ffrtmphttp_protocol https_protocol" rtp_protocol_select="udp_protocol" sctp_protocol_deps="network struct_sctp_event_subscribe" tcp_protocol_deps="network" tls_protocol_deps_any="openssl gnutls" tls_protocol_select="tcp_protocol" udp_protocol_deps="network" # filters aconvert_filter_deps="swresample" amovie_filter_deps="avcodec avformat" aresample_filter_deps="swresample" ass_filter_deps="libass" asyncts_filter_deps="avresample" atempo_filter_deps="avcodec rdft" blackframe_filter_deps="gpl" boxblur_filter_deps="gpl" colormatrix_filter_deps="gpl" cropdetect_filter_deps="gpl" decimate_filter_deps="gpl avcodec" delogo_filter_deps="gpl" deshake_filter_deps="avcodec" drawtext_filter_deps="libfreetype" flite_filter_deps="libflite" frei0r_filter_deps="frei0r dlopen" frei0r_filter_extralibs='$ldl' frei0r_src_filter_deps="frei0r dlopen" frei0r_src_filter_extralibs='$ldl' hqdn3d_filter_deps="gpl" movie_filter_deps="avcodec avformat" mp_filter_deps="gpl avcodec swscale postproc" mptestsrc_filter_deps="gpl" negate_filter_deps="lut_filter" resample_filter_deps="avresample" ocv_filter_deps="libopencv" pan_filter_deps="swresample" removelogo_filter_deps="avcodec avformat swscale" scale_filter_deps="swscale" smartblur_filter_deps="gpl swscale" select_filter_deps="avcodec" showspectrum_filter_deps="avcodec" super2xsai_filter_deps="gpl" tinterlace_filter_deps="gpl" yadif_filter_deps="gpl" # libraries avdevice_deps="avcodec avformat" avformat_deps="avcodec" postproc_deps="gpl" # programs ffmpeg_deps="avcodec avfilter avformat swscale swresample" ffmpeg_select="buffersink_filter format_filter aformat_filter setpts_filter null_filter anull_filter abuffersink_filter" ffplay_deps="avcodec avformat swscale swresample sdl" ffplay_select="buffersink_filter rdft" ffprobe_deps="avcodec avformat" ffserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer" ffserver_extralibs='$ldl' # documentation podpages_deps="perl" manpages_deps="perl pod2man" htmlpages_deps="texi2html" txtpages_deps="makeinfo" doc_deps_any="manpages htmlpages podpages txtpages" # tests colormatrix1_test_deps="colormatrix_filter" colormatrix2_test_deps="colormatrix_filter" flashsv2_test_deps="zlib" mpg_test_deps="mpeg1system_muxer mpegps_demuxer" mpng_test_deps="zlib" pp_test_deps="mp_filter" pp2_test_deps="mp_filter" pp3_test_deps="mp_filter" pp4_test_deps="mp_filter" pp5_test_deps="mp_filter" pp6_test_deps="mp_filter" seek_lavf_mxf_d10_test_deps="mxf_d10_test" zlib_test_deps="zlib" zmbv_test_deps="zlib" test_deps(){ suf1=$1 suf2=$2 shift 2 for v; do dep=${v%=*} tests=${v#*=} for name in ${tests}; do append ${name}_test_deps ${dep}$suf1 ${dep}$suf2 done done } test_deps _muxer _demuxer \ aiff \ pcm_alaw=alaw \ asf \ au \ avi \ dv=dv_fmt \ ffm \ flv=flv_fmt \ gxf \ matroska=mkv \ mmf \ mov="mov ismv" \ pcm_mulaw=mulaw \ mxf="mxf mxf_d10" \ nut \ ogg="ogg ogg_vp3" \ rawvideo=pixfmt \ rm \ swf \ mpegts=ts \ voc \ wav \ yuv4mpegpipe=yuv4mpeg \ # default parameters logfile="config.log" # installation paths prefix_default="/usr/local" bindir_default='${prefix}/bin' datadir_default='${prefix}/share/ffmpeg' incdir_default='${prefix}/include' libdir_default='${prefix}/lib' mandir_default='${prefix}/share/man' shlibdir_default="$libdir_default" postproc_version_default="current" # toolchain ar_default="ar" cc_default="gcc" cxx_default="g++" host_cc_default="gcc" install="install" ln_s="ln -sf" nm_default="nm" objformat="elf" pkg_config_default=pkg-config ranlib="ranlib" strip_default="strip" yasmexe_default="yasm" nm_opts='-g' nogas=":" # machine arch_default=$(uname -m) cpu="generic" # OS target_os_default=$(tolower $(uname -s)) host_os=$target_os_default # alternative libpostproc version ALT_PP_VER_MAJOR=51 ALT_PP_VER_MINOR=2 ALT_PP_VER_MICRO=101 ALT_PP_VER=$ALT_PP_VER_MAJOR.$ALT_PP_VER_MINOR.$ALT_PP_VER_MICRO # configurable options enable $PROGRAM_LIST enable $DOCUMENT_LIST enable avcodec enable avdevice enable avfilter enable avformat enable avutil enable postproc enable stripping enable swresample enable swscale enable asm enable debug enable doc enable network enable optimizations enable safe_bitstream_reader enable static enable swscale_alpha # build settings SHFLAGS='-shared -Wl,-soname,$$(@F)' FFSERVERLDFLAGS=-Wl,-E LIBPREF="lib" LIBSUF=".a" FULLNAME='$(NAME)$(BUILDSUF)' LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)' SLIBPREF="lib" SLIBSUF=".so" SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)' SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)' SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)' LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"' SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)' SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)' asflags_filter=echo cflags_filter=echo ldflags_filter=echo AS_C='-c' AS_O='-o $@' CC_C='-c' CC_E='-E -o $@' CC_O='-o $@' CXX_C='-c' CXX_O='-o $@' LD_O='-o $@' FORCE_INC="-include" LD_LIB='-l%' LD_PATH='-L' HOSTCC_C='-c' HOSTCC_O='-o $@' HOSTLD_O='-o $@' host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g' host_libs='-lm' host_cflags_filter=echo host_ldflags_filter=echo target_path='$(CURDIR)' # since the object filename is not given with the -MM flag, the compiler # is only able to print the basename, and we must add the path ourselves DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)' DEPFLAGS='-MM' # find source path if test -f configure; then source_path=. else source_path=$(cd $(dirname "$0"); pwd) echo "$source_path" | grep -q '[[:blank:]]' && die "Out of tree builds are impossible with whitespace in source path." test -e "$source_path/config.h" && die "Out of tree builds are impossible with config.h in source dir." fi for v in "$@"; do r=${v#*=} l=${v%"$r"} r=$(sh_quote "$r") FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}" done find_things(){ thing=$1 pattern=$2 file=$source_path/$3 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file" } ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c) DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c) HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c) PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c) BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c) MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c) DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c) OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c) INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c) PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c) FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c) ALL_COMPONENTS=" $BSF_LIST $DECODER_LIST $DEMUXER_LIST $ENCODER_LIST $FILTER_LIST $HWACCEL_LIST $INDEV_LIST $MUXER_LIST $OUTDEV_LIST $PARSER_LIST $PROTOCOL_LIST " find_tests(){ map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]') } LAVF_FATE_TESTS=$(find_tests lavf-fate) LAVF_TESTS=$(find_tests lavf) LAVFI_TESTS=$(find_tests lavfi) SEEK_TESTS=$(find_tests seek seek_) ALL_TESTS="$LAVF_FATE_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS" for n in $COMPONENT_LIST; do v=$(toupper ${n%s})_LIST eval enable \$$v eval ${n}_if_any="\$$v" done enable $ARCH_EXT_LIST $ALL_TESTS die_unknown(){ echo "Unknown option \"$1\"." echo "See $0 --help for available options." exit 1 } show_list() { suffix=_$1 shift echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t exit 0 } rand_list(){ IFS=', ' set -- $* unset IFS for thing; do comp=${thing%:*} prob=${thing#$comp} prob=${prob#:} is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST echo "prob ${prob:-0.5}" printf '%s\n' $comp done } do_random(){ action=$1 shift random_seed=$(awk "BEGIN { srand($random_seed); print srand() }") $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }") } for opt do optval="${opt#*=}" case "$opt" in --extra-ldflags=*) add_ldflags $optval ;; --extra-libs=*) add_extralibs $optval ;; --disable-devices) disable $INDEV_LIST $OUTDEV_LIST ;; --enable-debug=*) debuglevel="$optval" ;; --disable-everything) map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST ;; --enable-random|--disable-random) action=${opt%%-random} do_random ${action#--} $COMPONENT_LIST ;; --enable-random=*|--disable-random=*) action=${opt%%-random=*} do_random ${action#--} $optval ;; --enable-*=*|--disable-*=*) eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/') is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt" eval list=\$$(toupper $thing)_LIST name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing} $action $(filter "$name" $list) ;; --enable-?*|--disable-?*) eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g') if is_in $option $COMPONENT_LIST; then test $action = disable && action=unset eval $action \$$(toupper ${option%s})_LIST elif is_in $option $CMDLINE_SELECT; then $action $option else die_unknown $opt fi ;; --list-*) NAME="${opt#--list-}" is_in $NAME $COMPONENT_LIST || die_unknown $opt NAME=${NAME%s} eval show_list $NAME \$$(toupper $NAME)_LIST ;; --help|-h) show_help ;; *) optname="${opt%%=*}" optname="${optname#--}" optname=$(echo "$optname" | sed 's/-/_/g') if is_in $optname $CMDLINE_SET; then eval $optname='$optval' elif is_in $optname $CMDLINE_APPEND; then append $optname "$optval" else die_unknown $opt fi ;; esac done disabled logging && logfile=/dev/null echo "# $0 $FFMPEG_CONFIGURATION" > $logfile set >> $logfile test -n "$cross_prefix" && enable cross_compile if enabled cross_compile; then test -n "$arch" && test -n "$target_os" || die "Must specify target arch and OS when cross-compiling" fi set_default arch target_os postproc_version # Check if we should build alternative libpostproc version instead of current if test "$postproc_version" = $ALT_PP_VER; then LIBPOSTPROC_VERSION=$ALT_PP_VER LIBPOSTPROC_VERSION_MAJOR=$ALT_PP_VER_MAJOR LIBPOSTPROC_VERSION_MINOR=$ALT_PP_VER_MINOR LIBPOSTPROC_VERSION_MICRO=$ALT_PP_VER_MICRO elif test "$postproc_version" != current; then die "Invalid argument to --postproc-version. See --help output." fi ar_default="${cross_prefix}${ar_default}" cc_default="${cross_prefix}${cc_default}" cxx_default="${cross_prefix}${cxx_default}" nm_default="${cross_prefix}${nm_default}" pkg_config_default="${cross_prefix}${pkg_config_default}" ranlib="${cross_prefix}${ranlib}" strip_default="${cross_prefix}${strip_default}" sysinclude_default="${sysroot}/usr/include" set_default cc cxx nm pkg_config strip sysinclude yasmexe enabled cross_compile || host_cc_default=$cc set_default host_cc if ! $pkg_config --version >/dev/null 2>&1; then warn "$pkg_config not found, library detection may fail." pkg_config=false fi exesuf() { case $1 in mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;; esac } EXESUF=$(exesuf $target_os) HOSTEXESUF=$(exesuf $host_os) # set temporary file name : ${TMPDIR:=$TEMPDIR} : ${TMPDIR:=$TMP} : ${TMPDIR:=/tmp} if ! check_cmd mktemp -u XXXXXX; then # simple replacement for missing mktemp # NOT SAFE FOR GENERAL USE mktemp(){ echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$" } fi tmpfile(){ tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 && (set -C; exec > $tmp) 2>/dev/null || die "Unable to create temporary file in $TMPDIR." append TMPFILES $tmp eval $1=$tmp } trap 'rm -f -- $TMPFILES' EXIT tmpfile TMPASM .asm tmpfile TMPC .c tmpfile TMPCPP .cpp tmpfile TMPE $EXESUF tmpfile TMPH .h tmpfile TMPO .o tmpfile TMPS .S tmpfile TMPSH .sh tmpfile TMPV .ver unset -f mktemp chmod +x $TMPE # make sure we can execute files in $TMPDIR cat > $TMPSH 2>> $logfile <<EOF #! /bin/sh EOF chmod +x $TMPSH >> $logfile 2>&1 if ! $TMPSH >> $logfile 2>&1; then cat <<EOF Unable to create and execute files in $TMPDIR. Set the TMPDIR environment variable to another directory and make sure that it is not mounted noexec. EOF die "Sanity test failed." fi pgi_flags(){ for flag; do case $flag in -fomit-frame-pointer) echo -Mnoframe ;; -g) echo -gopt ;; *) echo $flag ;; esac done } suncc_flags(){ for flag; do case $flag in -march=*|-mcpu=*) case "${flag#*=}" in native) echo -xtarget=native ;; v9|niagara) echo -xarch=sparc ;; ultrasparc) echo -xarch=sparcvis ;; ultrasparc3|niagara2) echo -xarch=sparcvis2 ;; i586|pentium) echo -xchip=pentium ;; i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;; pentium3*|c3-2) echo -xtarget=pentium3 ;; pentium-m) echo -xarch=sse2 -xchip=pentium3 ;; pentium4*) echo -xtarget=pentium4 ;; prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;; *-sse3) echo -xarch=sse3 ;; core2) echo -xarch=ssse3 -xchip=core2 ;; amdfam10|barcelona) echo -xarch=sse4_1 ;; athlon-4|athlon-[mx]p) echo -xarch=ssea ;; k8|opteron|athlon64|athlon-fx) echo -xarch=sse2a ;; athlon*) echo -xarch=pentium_proa ;; esac ;; -std=c99) echo -xc99 ;; -fomit-frame-pointer) echo -xregs=frameptr ;; -fPIC) echo -KPIC -xcode=pic32 ;; -W*,*) echo $flag ;; -f*-*|-W*) ;; *) echo $flag ;; esac done } tms470_flags(){ for flag; do case $flag in -march=*|-mcpu=*) case "${flag#*=}" in armv7-a|cortex-a*) echo -mv=7a8 ;; armv7-r|cortex-r*) echo -mv=7r4 ;; armv7-m|cortex-m*) echo -mv=7m3 ;; armv6*|arm11*) echo -mv=6 ;; armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) echo -mv=5e ;; armv4*|arm7*|arm9[24]*) echo -mv=4 ;; esac ;; -mfpu=neon) echo --float_support=vfpv3 --neon ;; -mfpu=vfp) echo --float_support=vfpv2 ;; -mfpu=vfpv3) echo --float_support=vfpv3 ;; -msoft-float) echo --float_support=vfplib ;; -O[0-3]|-mf=*) echo $flag ;; -g) echo -g -mn ;; -pds=*) echo $flag ;; -D*|-I*) echo $flag ;; --gcc|--abi=*) echo $flag ;; -me) echo $flag ;; esac done } probe_cc(){ pfx=$1 _cc=$2 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags unset _ld_o _ldflags _ld_lib _ld_path unset _depflags _DEPCMD _DEPFLAGS _flags_filter=echo if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then _type=llvm_gcc gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)') _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver" _depflags='-MMD -MF $(@:.o=.d) -MT $@' _cflags_speed='-O3' _cflags_size='-Os' elif $_cc -v 2>&1 | grep -qi ^gcc; then _type=gcc gcc_version=$($_cc --version | head -n1) gcc_basever=$($_cc -dumpversion) gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)') gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)") _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver") if ! $_cc -dumpversion | grep -q '^2\.'; then _depflags='-MMD -MF $(@:.o=.d) -MT $@' fi _cflags_speed='-O3' _cflags_size='-Os' elif $_cc --version 2>/dev/null | grep -q Intel; then _type=icc _ident=$($_cc --version | head -n1) _depflags='-MMD' _cflags_speed='-O3' _cflags_size='-Os' _cflags_noopt='-O1' elif $_cc -v 2>&1 | grep -q xlc; then _type=xlc _ident=$($_cc -qversion 2>/dev/null | head -n1) _cflags_speed='-O5' _cflags_size='-O5 -qcompact' elif $_cc -V 2>/dev/null | grep -q Compaq; then _type=ccc _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3) _DEPFLAGS='-M' debuglevel=3 _ldflags='-Wl,-z,now' # calls to libots crash without this _cflags_speed='-fast' _cflags_size='-O1' elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then test -d "$sysroot" || die "No valid sysroot specified." _type=armcc _ident=$($_cc --vsn | head -n1) armcc_conf="$PWD/armcc.conf" $_cc --arm_linux_configure \ --arm_linux_config_file="$armcc_conf" \ --configure_sysroot="$sysroot" \ --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 || die "Error creating armcc configuration file." $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc _flags="--arm_linux_config_file=$armcc_conf --translate_gcc" as_default="${cross_prefix}gcc" _depflags='-MMD' _cflags_speed='-O3' _cflags_size='-Os' elif $_cc -version 2>/dev/null | grep -q TMS470; then _type=tms470 _ident=$($_cc -version | head -n1 | tr -s ' ') _flags='--gcc --abi=eabi -me' _cflags='-D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=' _cc_e='-ppl -fe=$@' _cc_o='-fe=$@' as_default="${cross_prefix}gcc" ld_default="${cross_prefix}gcc" _depflags='-ppa -ppd=$(@:.o=.d)' _cflags_speed='-O3 -mf=5' _cflags_size='-O3 -mf=2' _flags_filter=tms470_flags elif $_cc -v 2>&1 | grep -q clang; then _type=clang _ident=$($_cc --version | head -n1) _depflags='-MMD' _cflags_speed='-O3' _cflags_size='-Os' elif $_cc -V 2>&1 | grep -q Sun; then _type=suncc _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-) _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)' _DEPFLAGS='-xM1 -xc99' _ldflags='-std=c99' _cflags_speed='-O5' _cflags_size='-O5 -xspace' _flags_filter=suncc_flags elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then _type=pathscale _ident=$($_cc -v 2>&1 | head -n1 | tr -d :) _depflags='-MMD -MF $(@:.o=.d) -MT $@' _cflags_speed='-O2' _cflags_size='-Os' _flags_filter='filter_out -Wdisabled-optimization' elif $_cc -v 2>&1 | grep -q Open64; then _type=open64 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :) _depflags='-MMD -MF $(@:.o=.d) -MT $@' _cflags_speed='-O2' _cflags_size='-Os' _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros' elif $_cc -V 2>&1 | grep -q Portland; then _type=pgi _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')" opt_common='-alias=ansi -Mlre -Mpre' _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common" _cflags_size="-O2 -Munroll=c:1 $opt_common" _cflags_noopt="-O1" _flags_filter=pgi_flags fi eval ${pfx}_type=\$_type eval ${pfx}_ident=\$_ident } set_ccvars(){ eval ${1}_C=\${_cc_c-\${${1}_C}} eval ${1}_E=\${_cc_e-\${${1}_E}} eval ${1}_O=\${_cc_o-\${${1}_O}} if [ -n "$_depflags" ]; then eval ${1}_DEPFLAGS=\$_depflags else eval ${1}DEP=\${_DEPCMD:-\$DEPCMD} eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS} eval DEP${1}FLAGS=\$_flags fi } probe_cc cc "$cc" cflags_filter=$_flags_filter cflags_speed=$_cflags_speed cflags_size=$_cflags_size cflags_noopt=$_cflags_noopt add_cflags $_flags $_cflags cc_ldflags=$_ldflags set_ccvars CC probe_cc hostcc "$host_cc" host_cflags_filter=$_flags_filter add_host_cflags $_flags $_cflags set_ccvars HOSTCC test -n "$cc_type" && enable $cc_type || warn "Unknown C compiler $cc, unable to select optimal CFLAGS" : ${as_default:=$cc} : ${dep_cc_default:=$cc} : ${ld_default:=$cc} : ${host_ld_default:=$host_cc} set_default ar as dep_cc ld host_ld probe_cc as "$as" asflags_filter=$_flags_filter add_asflags $_flags $_cflags set_ccvars AS probe_cc ld "$ld" ldflags_filter=$_flags_filter add_ldflags $_flags $_ldflags test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags LD_O=${_ld_o-$LD_O} LD_LIB=${_ld_lib-$LD_LIB} LD_PATH=${_ld_path-$LD_PATH} probe_cc hostld "$host_ld" host_ldflags_filter=$_flags_filter add_host_ldflags $_flags $_ldflags HOSTLD_O=${_ld_o-$HOSTLD_O} if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then probe_cc depcc "$dep_cc" CCDEP=${_DEPCMD:-$DEPCMD} CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS} DEPCCFLAGS=$_flags fi add_cflags $extra_cflags add_cxxflags $extra_cxxflags add_asflags $extra_cflags if test -n "$sysroot"; then case "$cc_type" in gcc|llvm_gcc|clang) add_cppflags --sysroot="$sysroot" add_ldflags --sysroot="$sysroot" ;; tms470) add_cppflags -I"$sysinclude" add_ldflags --sysroot="$sysroot" ;; esac fi if test "$cpu" = host; then enabled cross_compile && die "--cpu=host makes no sense when cross-compiling." case "$cc_type" in gcc|llvm_gcc) check_native(){ $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return sed -n "/cc1.*$1=/{ s/.*$1=\\([^ ]*\\).*/\\1/ p q }" $TMPE } cpu=$(check_native -march || check_native -mcpu) ;; esac test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc" fi # Deal with common $arch aliases case "$arch" in arm*|iPad*) arch="arm" ;; mips|mipsel|IP*) arch="mips" ;; mips64*) arch="mips" subarch="mips64" ;; parisc|hppa) arch="parisc" ;; parisc64|hppa64) arch="parisc" subarch="parisc64" ;; "Power Macintosh"|ppc|powerpc|ppc64|powerpc64) arch="ppc" ;; s390|s390x) arch="s390" ;; sh4|sh) arch="sh4" ;; sun4u|sparc64) arch="sparc" subarch="sparc64" ;; i[3-6]86|i86pc|BePC|x86pc|x86_64|x86_32|amd64) arch="x86" ;; esac is_in $arch $ARCH_LIST || warn "unknown architecture $arch" enable $arch # Add processor-specific flags if test "$cpu" = generic; then : do nothing elif enabled ppc; then case $(tolower $cpu) in 601|ppc601|powerpc601) cpuflags="-mcpu=601" disable altivec ;; 603*|ppc603*|powerpc603*) cpuflags="-mcpu=603" disable altivec ;; 604*|ppc604*|powerpc604*) cpuflags="-mcpu=604" disable altivec ;; g3|75*|ppc75*|powerpc75*) cpuflags="-mcpu=750 -mpowerpc-gfxopt" disable altivec ;; g4|745*|ppc745*|powerpc745*) cpuflags="-mcpu=7450 -mpowerpc-gfxopt" ;; 74*|ppc74*|powerpc74*) cpuflags="-mcpu=7400 -mpowerpc-gfxopt" ;; g5|970|ppc970|powerpc970) cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64" ;; power[3-7]*) cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64" ;; cell) cpuflags="-mcpu=cell" enable ldbrx ;; e500mc) cpuflags="-mcpu=e500mc" disable altivec ;; e500v2) cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double" disable altivec ;; e500) cpuflags="-mcpu=8540 -mhard-float" disable altivec ;; esac elif enabled x86; then case $cpu in i[345]86|pentium) cpuflags="-march=$cpu" disable mmx ;; # targets that do NOT support conditional mov (cmov) pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3) cpuflags="-march=$cpu" disable cmov ;; # targets that do support conditional mov (cmov) i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom) cpuflags="-march=$cpu" enable cmov enable fast_cmov ;; # targets that do support conditional mov but on which it's slow pentium4|pentium4m|prescott|nocona) cpuflags="-march=$cpu" enable cmov disable fast_cmov ;; esac elif enabled sparc; then case $cpu in niagara) cpuflags="-mcpu=$cpu" disable vis ;; sparc64) cpuflags="-mcpu=v9" ;; esac elif enabled arm; then case $cpu in armv*) cpuflags="-march=$cpu" subarch=$(echo $cpu | sed 's/[^a-z0-9]//g') ;; *) cpuflags="-mcpu=$cpu" case $cpu in cortex-a*) subarch=armv7a ;; cortex-r*) subarch=armv7r ;; cortex-m*) enable thumb; subarch=armv7m ;; arm11*) subarch=armv6 ;; arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;; armv4*|arm7*|arm9[24]*) subarch=armv4 ;; esac ;; esac elif enabled alpha; then enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu" elif enabled bfin; then cpuflags="-mcpu=$cpu" elif enabled mips; then cpuflags="-march=$cpu" case $cpu in 24kc) disable mipsfpu disable mipsdspr1 disable mipsdspr2 ;; 24kf*) disable mipsdspr1 disable mipsdspr2 ;; 24kec|34kc|1004kc) disable mipsfpu disable mipsdspr2 ;; 24kef*|34kf*|1004kf*) disable mipsdspr2 ;; 74kc) disable mipsfpu ;; esac elif enabled avr32; then case $cpu in ap7[02]0[0-2]) subarch="avr32_ap" cpuflags="-mpart=$cpu" ;; ap) subarch="avr32_ap" cpuflags="-march=$cpu" ;; uc3[ab]*) subarch="avr32_uc" cpuflags="-mcpu=$cpu" ;; uc) subarch="avr32_uc" cpuflags="-march=$cpu" ;; esac fi add_cflags $cpuflags add_asflags $cpuflags # compiler sanity check check_exec <<EOF int main(void){ return 0; } EOF if test "$?" != 0; then echo "$cc is unable to create an executable file." if test -z "$cross_prefix" && ! enabled cross_compile ; then echo "If $cc is a cross-compiler, use the --enable-cross-compile option." echo "Only do this if you know what cross compiling means." fi die "C compiler test failed." fi add_cppflags -D_ISOC99_SOURCE add_cxxflags -D__STDC_CONSTANT_MACROS check_cflags -std=c99 check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64 #include <stdlib.h> EOF check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE #include <stdlib.h> EOF check_host_cflags -std=c99 check_host_cflags -Wall case "$arch" in alpha|ia64|mips|parisc|sparc) spic=$shared ;; x86) subarch="x86_32" check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64" if test "$subarch" = "x86_64"; then spic=$shared fi ;; ppc) check_cc <<EOF && subarch="ppc64" int test[(int)sizeof(char*) - 7]; EOF ;; esac enable $subarch enabled spic && enable pic # OS specific case $target_os in haiku) prefix_default="/boot/common" network_extralibs="-lnetwork" host_libs= ;; sunos) FFSERVERLDFLAGS="" SHFLAGS='-shared -Wl,-h,$$(@F)' enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS" network_extralibs="-lsocket -lnsl" add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600 # When using suncc to build, the Solaris linker will mark # an executable with each instruction set encountered by # the Solaris assembler. As our libraries contain their own # guards for processor-specific code, instead suppress # generation of the HWCAPS ELF section on Solaris x86 only. enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile nm_opts='-P -g' ;; netbsd) disable symver oss_indev_extralibs="-lossaudio" oss_outdev_extralibs="-lossaudio" ;; openbsd|bitrig) # On OpenBSD 4.5. the compiler does not use PIC unless # explicitly using -fPIC. FFmpeg builds fine without PIC, # however the generated executable will not do anything # (simply quits with exit-code 1, no crash, no output). # Thus explicitly enable PIC here. enable pic disable symver SHFLAGS='-shared' SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBVERSION)' SLIB_INSTALL_LINKS= oss_indev_extralibs="-lossaudio" oss_outdev_extralibs="-lossaudio" ;; dragonfly) disable symver ;; freebsd) ;; bsd/os) add_extralibs -lpoll -lgnugetopt strip="strip -d" ;; darwin) gas="gas-preprocessor.pl $cc" enabled ppc && add_asflags -force_cpusubtype_ALL SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)' enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress strip="${strip} -x" add_ldflags -Wl,-dynamic,-search_paths_first SLIBSUF=".dylib" 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" enabled_any pic shared || { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; } ;; mingw32*) if test $target_os = "mingw32ce"; then disable network else target_os=mingw32 fi LIBTARGET=i386 if enabled x86_64; then LIBTARGET="i386:x86-64" elif enabled arm; then LIBTARGET=arm-wince fi shlibdir_default="$bindir_default" SLIBPREF="" SLIBSUF=".dll" SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)' SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)' dlltool="${cross_prefix}dlltool" if check_cmd lib.exe -list; then SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)' if enabled x86_64; then LIBTARGET=x64 fi elif check_cmd $dlltool --version; then SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)' fi SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)' SLIB_INSTALL_LINKS= SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)' SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)' SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base' objformat="win32" enable dos_paths check_cflags -fno-common check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \ || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" || die "ERROR: MinGW runtime version must be >= 3.15." add_cppflags -U__STRICT_ANSI__ ;; cygwin*) target_os=cygwin shlibdir_default="$bindir_default" SLIBPREF="cyg" SLIBSUF=".dll" SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)' SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)' SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)' SLIB_INSTALL_LINKS= SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a' SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a' objformat="win32" enable dos_paths check_cflags -fno-common add_cppflags -U__STRICT_ANSI__ ;; *-dos|freedos|opendos) network_extralibs="-lsocket" objformat="coff" enable dos_paths add_cppflags -U__STRICT_ANSI__ ;; linux) add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 enable dv1394 ;; irix*) target_os=irix ranlib="echo ignoring ranlib" ;; os/2*) strip="lxlite -CS" ln_s="cp -f" objformat="aout" add_cppflags -D_GNU_SOURCE add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf' FFSERVERLDFLAGS="" LIBSUF="_s.a" SLIBPREF="" SLIBSUF=".dll" SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)' SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)' SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \ echo PROTMODE >> $(SUBDIR)$(NAME).def; \ echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \ echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \ echo EXPORTS >> $(SUBDIR)$(NAME).def; \ emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def' SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \ emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;' SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib' enable dos_paths enable_weak os2threads ;; gnu/kfreebsd) add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE ;; gnu) add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 ;; qnx) add_cppflags -D_QNX_SOURCE network_extralibs="-lsocket" ;; symbian) SLIBSUF=".dll" enable dos_paths add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS add_ldflags -Wl,--target1-abs,--no-undefined \ -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \ -Wl,--entry=_E32Startup -Wl,-u,_E32Startup add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \ -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \ -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib ;; none) ;; *) die "Unknown OS '$target_os'." ;; esac esc(){ echo "$*" | sed 's/%/%25/g;s/:/%3a/g' } echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $FFMPEG_CONFIGURATION)" >config.fate check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic set_default $PATHS_LIST # we need to build at least one lib type if ! enabled_any 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 die_license_disabled() { enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; } } die_license_disabled_gpl() { enabled $1 || { enabled $2 && die "$2 is incompatible with the gpl and --enable-$1 is not specified."; } } die_license_disabled gpl libcdio die_license_disabled gpl libutvideo die_license_disabled gpl libx264 die_license_disabled gpl libxavs die_license_disabled gpl libxvid die_license_disabled gpl x11grab die_license_disabled nonfree libaacplus die_license_disabled nonfree libfaac enabled gpl && die_license_disabled_gpl nonfree libfdk_aac enabled gpl && die_license_disabled_gpl nonfree openssl die_license_disabled version3 libopencore_amrnb die_license_disabled version3 libopencore_amrwb die_license_disabled version3 libvo_aacenc die_license_disabled version3 libvo_amrwbenc enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; } disabled optimizations || check_cflags -fomit-frame-pointer enable_pic() { enable pic add_cppflags -DPIC add_cflags -fPIC add_asflags -fPIC } enabled pic && enable_pic check_cc <<EOF || die "Symbol mangling check failed." int ff_extern; EOF sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }') extern_prefix=${sym%%ff_extern*} check_cc <<EOF && enable inline_asm void foo(void) { __asm__ volatile ("" ::); } 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 check_cc <<EOF && enable attribute_packed struct { int x; } __attribute__((packed)) x; EOF check_cc <<EOF && enable attribute_may_alias union { int x; } __attribute__((may_alias)) x; EOF check_cc <<EOF || die "endian test failed" unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E'; EOF od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian if enabled alpha; then check_cflags -mieee elif enabled arm; then enabled thumb && check_cflags -mthumb || check_cflags -marm nogas=die if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then enable vfp_args elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then case "${cross_prefix:-$cc}" in *hardfloat*) enable vfp_args; fpabi=vfp ;; *) check_ld "cc" <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;; __asm__ (".eabi_attribute 28, 1"); int main(void) { return 0; } EOF esac warn "Compiler does not indicate floating-point ABI, guessing $fpabi." fi enabled armv5te && check_inline_asm armv5te '"qadd r0, r0, r0"' enabled armv6 && check_inline_asm armv6 '"sadd16 r0, r0, r0"' enabled armv6t2 && check_inline_asm armv6t2 '"movt r0, #0"' enabled armvfp && check_inline_asm armvfp '"fadds s0, s0, s0"' enabled neon && check_inline_asm neon '"vadd.i16 q0, q0, q0"' enabled vfpv3 && check_inline_asm vfpv3 '"vmov.f32 s0, #1.0"' check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)' check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)' enabled_all armv6t2 shared !pic && enable_pic elif enabled mips; then check_inline_asm loongson '"dmult.g $1, $2, $3"' enabled mmi && check_inline_asm mmi '"lq $2, 0($2)"' enabled mips32r2 && add_cflags "-mips32r2" && add_asflags "-mips32r2" && check_inline_asm mips32r2 '"rotr $t0, $t1, 1"' enabled mipsdspr1 && add_cflags "-mdsp" && add_asflags "-mdsp" && check_inline_asm mipsdspr1 '"addu.qb $t0, $t1, $t2"' enabled mipsdspr2 && add_cflags "-mdspr2" && add_asflags "-mdspr2" && check_inline_asm mipsdspr2 '"absq_s.qb $t0, $t1"' enabled mipsfpu && add_cflags "-mhard-float" && add_asflags "-mhard-float" && check_inline_asm mipsfpu '"madd.d $f0, $f2, $f4, $f6"' elif enabled ppc; then enable local_aligned_8 local_aligned_16 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)' check_inline_asm ibm_asm '"add 0, 0, 0"' check_inline_asm ppc4xx '"maclhw r10, r11, r12"' check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)' # AltiVec flags: The FSF version of GCC differs from the Apple version if enabled altivec; then nogas=warn check_cflags -maltivec -mabi=altivec && { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } || check_cflags -faltivec # check if our compiler supports Motorola AltiVec C API check_cc <<EOF || disable altivec $inc_altivec_h int main(void) { vector signed int v1 = (vector signed int) { 0 }; vector signed int v2 = (vector signed int) { 1 }; v1 = vec_add(v1, v2); return 0; } EOF enabled altivec || warn "Altivec disabled, possibly missing --cpu flag" fi elif enabled sparc; then enabled vis && check_inline_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc && add_cflags -mcpu=ultrasparc -mtune=ultrasparc elif enabled x86; then check_code ld immintrin.h "__xgetbv(0)" "cc" && enable xgetbv check_code ld intrin.h "int info[4]; __cpuid(info, 0)" "cc" && enable cpuid check_code ld intrin.h "__rdtsc()" "cc" && enable rdtsc check_code ld intrin.h "unsigned int x = __readeflags()" "cc" && enable rweflags check_code ld mmintrin.h "_mm_empty()" "cc" && enable mm_empty enable local_aligned_8 local_aligned_16 # 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_crash <<EOF && enable ebp_available volatile int i=0; __asm__ volatile ( "xorl %%ebp, %%ebp" ::: "%ebp"); return i; EOF # check whether EBX is available on x86 check_inline_asm ebx_available '""::"b"(0)' && check_inline_asm ebx_available '"":::"%ebx"' # check whether xmm clobbers are supported check_inline_asm xmm_clobbers '"":::"%xmm0"' # check whether binutils is new enough to compile SSSE3/MMXEXT enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"' enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"' if ! disabled_any asm mmx yasm; then if check_cmd $yasmexe --version; then enabled x86_64 && yasm_extra="-m amd64" yasm_debug="-g dwarf2" elif check_cmd nasm -v; then yasmexe=nasm yasm_debug="-g -F dwarf" enabled x86_64 && test "$objformat" = elf && objformat=elf64 fi YASMFLAGS="-f $objformat $yasm_extra" enabled pic && append YASMFLAGS "-DPIC" test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX" case "$objformat" in elf*) enabled debug && append YASMFLAGS $yasm_debug ;; esac check_yasm "pextrd [eax], xmm0, 1" && enable yasm || die "yasm not found, use --disable-yasm for a crippled build" check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx_external check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external check_yasm "CPU amdnop" && enable cpunop fi case "$cpu" in athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode) disable fast_clz ;; esac fi if enabled asm; then as=${gas:=$as} check_inline_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' || $nogas "GNU assembler not found, install gas-preprocessor" fi check_ldflags -Wl,--as-needed if check_func dlopen; then ldl= elif check_func dlopen -ldl; then ldl=-ldl fi if enabled network; then check_type "sys/types.h sys/socket.h" socklen_t check_type netdb.h "struct addrinfo" check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE check_type netinet/in.h "struct sockaddr_in6" check_type poll.h "struct pollfd" check_type "sys/types.h sys/socket.h" "struct sockaddr_storage" check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len check_type netinet/sctp.h "struct sctp_event_subscribe" check_func getaddrinfo $network_extralibs # Prefer arpa/inet.h over winsock2 if check_header arpa/inet.h ; then check_func closesocket elif check_header winsock2.h ; then check_func_headers winsock2.h closesocket -lws2 && network_extralibs="-lws2" || { check_func_headers winsock2.h closesocket -lws2_32 && network_extralibs="-lws2_32"; } check_func_headers ws2tcpip.h getaddrinfo $network_extralibs check_type ws2tcpip.h socklen_t check_type ws2tcpip.h "struct addrinfo" check_type ws2tcpip.h "struct group_source_req" check_type ws2tcpip.h "struct ip_mreq_source" check_type ws2tcpip.h "struct ipv6_mreq" check_type winsock2.h "struct pollfd" check_type ws2tcpip.h "struct sockaddr_in6" check_type ws2tcpip.h "struct sockaddr_storage" check_struct winsock2.h "struct sockaddr" sa_len else disable network fi fi # Solaris has nanosleep in -lrt, OpenSolaris no longer needs that check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; } check_func clock_gettime || { check_func clock_gettime -lrt && add_extralibs -lrt; } check_func fcntl check_func fork check_func gethrtime check_func getopt check_func getrusage check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss check_func gettimeofday check_func inet_aton $network_extralibs check_func isatty check_func localtime_r check_func ${malloc_prefix}memalign && enable memalign check_func mkstemp check_func mmap check_func ${malloc_prefix}posix_memalign && enable posix_memalign check_func_headers malloc.h _aligned_malloc && enable aligned_malloc check_func setrlimit check_func snprintf check_func strerror_r check_func strptime check_func sched_getaffinity check_func sysconf check_func sysctl check_func usleep check_func_headers conio.h kbhit check_func_headers windows.h PeekNamedPipe check_func_headers io.h setmode check_func_headers lzo/lzo1x.h lzo1x_999_compress check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32 check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi check_func_headers windows.h GetProcessAffinityMask check_func_headers windows.h GetProcessTimes check_func_headers windows.h GetSystemTimeAsFileTime check_func_headers windows.h MapViewOfFile check_func_headers windows.h Sleep check_func_headers windows.h VirtualAlloc check_func_headers glob.h glob # Check for MSVCRT; it has a broken strtod() that can't parse some input. # Use old dos symbol to detect it. If we are on mingw, it already provides # its own replacement and we don't need to redo that. if check_func _get_doserrno; then if test $target_os != mingw32; then enable broken_strtod fi fi check_header dlfcn.h check_header dxva.h check_header dxva2api.h -D_WIN32_WINNT=0x0600 check_header libcrystalhd/libcrystalhd_if.h check_header malloc.h check_header poll.h check_header sys/mman.h check_header sys/param.h check_header sys/resource.h check_header sys/select.h check_header sys/time.h check_header termios.h check_header unistd.h check_header vdpau/vdpau.h check_header vdpau/vdpau_x11.h check_header windows.h check_header X11/extensions/XvMClib.h check_header asm/types.h disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib # check for VDA header if ! disabled vda; then if check_header VideoDecodeAcceleration/VDADecoder.h; then enable vda add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore fi fi if ! disabled w32threads && ! enabled pthreads; then check_func _beginthreadex && enable w32threads 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 ! disabled pthreads && ! enabled w32threads && ! enabled os2threads; then enable pthreads if check_func pthread_create; then : elif check_func pthread_create -pthread; then add_cflags -pthread add_extralibs -pthread elif check_func pthread_create -pthreads; then add_cflags -pthreads add_extralibs -pthreads elif check_func pthread_create -lpthreadGC2; then add_extralibs -lpthreadGC2 elif ! check_lib pthread.h pthread_create -lpthread; then disable pthreads fi fi for thread in $THREADS_LIST; do if enabled $thread; then test -n "$thread_type" && die "ERROR: Only one thread type must be selected." || thread_type="$thread" fi done if enabled pthreads; then check_func pthread_cancel fi check_lib math.h sin -lm && LIBM="-lm" disabled crystalhd || check_lib libcrystalhd/libcrystalhd_if.h DtsCrystalHDVersion -lcrystalhd || disable crystalhd enabled vaapi && require vaapi va/va.h vaInitialize -lva check_mathfunc cbrtf check_mathfunc exp2 check_mathfunc exp2f check_mathfunc isinf check_mathfunc isnan check_mathfunc llrint check_mathfunc llrintf check_mathfunc log2 check_mathfunc log2f check_mathfunc lrint check_mathfunc lrintf check_mathfunc rint check_mathfunc round check_mathfunc roundf check_mathfunc trunc check_mathfunc truncf # these are off by default, so fail if requested and not available enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32 enabled fontconfig && require_pkg_config fontconfig "fontconfig/fontconfig.h" FcInit enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; } enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init enabled libiec61883 && require libiec61883 libiec61883/iec61883.h iec61883_cmp_connect -lraw1394 -lavc1394 -lrom1394 -liec61883 enabled libaacplus && require "libaacplus >= 2.0.0" aacplus.h aacplusEncOpen -laacplus enabled libass && require_pkg_config libass ass/ass.h ass_library_init enabled libbluray && require libbluray libbluray/bluray.h bd_open -lbluray enabled libcelt && require libcelt celt/celt.h celt_decode -lcelt0 && { check_lib celt/celt.h celt_decoder_create_custom -lcelt0 || die "ERROR: libcelt must be installed and version must be >= 0.11.0."; } enabled libcaca && require_pkg_config caca caca.h caca_create_canvas enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac enabled libfdk_aac && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac flite_libs="-lflite_cmu_time_awb -lflite_cmu_us_awb -lflite_cmu_us_kal -lflite_cmu_us_kal16 -lflite_cmu_us_rms -lflite_cmu_us_slt -lflite_usenglish -lflite_cmulex -lflite" enabled libflite && require2 libflite "flite/flite.h" flite_init $flite_libs enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc enabled libmodplug && require libmodplug libmodplug/modplug.h ModPlug_Load -lmodplug enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame enabled libnut && require libnut libnut.h nut_demuxer_init -lnut enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb enabled libopencv && require_pkg_config opencv opencv/cxcore.h cvCreateImageHeader enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg enabled libopus && require_pkg_config opus opus_multistream.h opus_multistream_decoder_create enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex enabled libstagefright_h264 && require_cpp libstagefright_h264 "binder/ProcessState.h media/stagefright/MetaData.h media/stagefright/MediaBufferGroup.h media/stagefright/MediaDebug.h media/stagefright/MediaDefs.h media/stagefright/OMXClient.h media/stagefright/OMXCodec.h" android::OMXClient -lstagefright -lmedia -lutils -lbinder -lgnustl_static enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg enabled libtwolame && require libtwolame twolame.h twolame_init -ltwolame && { check_lib twolame.h twolame_encode_buffer_float32_interleaved -ltwolame || die "ERROR: libtwolame must be installed and version must be >= 0.3.10"; } enabled libutvideo && require_cpp utvideo "stdint.h stdlib.h utvideo/utvideo.h utvideo/Codec.h" 'CCodec*' -lutvideo -lstdc++ enabled libv4l2 && require_pkg_config libv4l2 libv4l2.h v4l2_ioctl enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg enabled libvpx && { enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx || die "ERROR: libvpx decoder must be installed and version must be >=0.9.1"; } enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_enc_init_ver VP8E_SET_MAX_INTRA_BITRATE_PCT" -lvpx || die "ERROR: libvpx encoder version must be >=0.9.7"; } } enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 && { check_cpp_condition x264.h "X264_BUILD >= 118" || die "ERROR: libx264 must be installed and version must be >= 0.118."; } enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore enabled openal && { { for al_libs in "${OPENAL_LIBS}" "-lopenal" "-lOpenAL32"; do check_lib 'AL/al.h' alGetError "${al_libs}" && break; done } || die "ERROR: openal not found"; } && { check_cpp_condition "AL/al.h" "defined(AL_VERSION_1_1)" || die "ERROR: openal must be installed and version must be 1.1 or compatible"; } enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto || check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 || check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 || die "ERROR: openssl not found"; } if enabled gnutls; then { check_lib nettle/bignum.h nettle_mpz_get_str_256 -lnettle -lhogweed -lgmp && enable nettle; } || { check_lib gcrypt.h gcry_mpi_new -lgcrypt && enable gcrypt; } fi # libdc1394 check if enabled libdc1394; then { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 && enable libdc1394_2; } || { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 && enable libdc1394_1; } || die "ERROR: No version of libdc1394 found " fi SDL_CONFIG="${cross_prefix}sdl-config" if check_pkg_config sdl SDL_events.h SDL_PollEvent; then check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags && enable sdl && check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size else if "${SDL_CONFIG}" --version > /dev/null 2>&1; then sdl_cflags=$("${SDL_CONFIG}" --cflags) sdl_libs=$("${SDL_CONFIG}" --libs) check_func_headers SDL_version.h SDL_Linked_Version $sdl_cflags $sdl_libs && check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags && enable sdl && check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size fi fi enabled sdl && add_cflags $sdl_cflags && add_extralibs $sdl_libs texi2html --help 2> /dev/null | grep -q 'init-file' && enable texi2html || disable texi2html makeinfo --version > /dev/null 2>&1 && enable makeinfo || disable makeinfo perl --version > /dev/null 2>&1 && enable perl || disable perl pod2man --help > /dev/null 2>&1 && enable pod2man || disable pod2man check_header linux/fb.h check_header linux/videodev.h check_header linux/videodev2.h check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete check_header sys/videoio.h check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs" # check that WM_CAP_DRIVER_CONNECT is defined to the proper value # w32api 3.12 had it defined wrong check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines check_type "dshow.h" IBaseFilter # check for ioctl_meteor.h, ioctl_bt848.h and alternatives { 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 check_header sndio.h if check_struct sys/soundcard.h audio_buf_info bytes; then enable_safe sys/soundcard.h else check_cc -D__BSD_VISIBLE -D__XSI_VISIBLE <<EOF && add_cppflags -D__BSD_VISIBLE -D__XSI_VISIBLE && enable_safe sys/soundcard.h #include <sys/soundcard.h> audio_buf_info abc; EOF fi check_header soundcard.h enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack && check_func sem_timedwait && check_func jack_port_get_latency_range -ljack enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio enabled libcdio && check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio" enabled x11grab && require X11 X11/Xlib.h XOpenDisplay -lX11 && require Xext X11/extensions/XShm.h XShmCreateImage -lXext && require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes if ! disabled vaapi; then check_lib va/va.h vaInitialize -lva && { check_cpp_condition va/va_version.h "VA_CHECK_VERSION(0,32,0)" || warn "Please upgrade to VA-API >= 0.32 if you would like full VA-API support."; } || disable vaapi fi if ! disabled vdpau && enabled vdpau_vdpau_h; then check_cpp_condition \ vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" || { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." && disable vdpau; } fi enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel" enabled coverage && add_cflags "-fprofile-arcs -ftest-coverage" && add_ldflags "-fprofile-arcs -ftest-coverage" test -n "$valgrind" && target_exec="$valgrind --error-exitcode=1 --malloc-fill=0x2a --track-origins=yes --leak-check=full --gen-suppressions=all --suppressions=$source_path/tests/fate-valgrind.supp" # add some useful compiler flags if supported check_cflags -Wdeclaration-after-statement check_cflags -Wall check_cflags -Wno-parentheses check_cflags -Wno-switch check_cflags -Wno-format-zero-length check_cflags -Wdisabled-optimization check_cflags -Wpointer-arith check_cflags -Wredundant-decls check_cflags -Wno-pointer-sign check_cflags -Wwrite-strings check_cflags -Wtype-limits check_cflags -Wundef check_cflags -Wmissing-prototypes check_cflags -Wno-pointer-to-int-cast check_cflags -Wstrict-prototypes enabled extra_warnings && check_cflags -Winline # add some linker flags check_ldflags -Wl,--warn-common check_ldflags -Wl,-rpath-link=libpostproc:libswresample:libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic enabled xmm_clobber_test && check_ldflags -Wl,--wrap,avcodec_open2 \ -Wl,--wrap,avcodec_decode_audio4 \ -Wl,--wrap,avcodec_decode_video2 \ -Wl,--wrap,avcodec_decode_subtitle2 \ -Wl,--wrap,avcodec_encode_audio2 \ -Wl,--wrap,avcodec_encode_video \ -Wl,--wrap,avcodec_encode_subtitle \ -Wl,--wrap,sws_scale || disable xmm_clobber_test echo "X{};" > $TMPV if test_ldflags -Wl,--version-script,$TMPV; then append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver' check_cc <<EOF && enable symver_asm_label void ff_foo(void) __asm__ ("av_foo@VERSION"); void ff_foo(void) { ${inline_asm+__asm__($quotes);} } EOF check_cc <<EOF && enable symver_gnu_asm __asm__(".symver ff_foo,av_foo@VERSION"); void ff_foo(void) {} EOF fi if [ -n "$optflags" ]; then add_cflags $optflags elif enabled small; then add_cflags $cflags_size elif enabled optimizations; then add_cflags $cflags_speed else add_cflags $cflags_noopt fi check_cflags -fno-math-errno check_cflags -fno-signed-zeros check_cc -mno-red-zone <<EOF && noredzone_flags="-mno-red-zone" int x; EOF if enabled icc; then # Just warnings, no remarks check_cflags -w1 # -wd: Disable following warnings # 144, 167, 556: -Wno-pointer-sign # 1292: attribute "foo" ignored # 1419: external declaration in primary source file # 10006: ignoring unknown option -fno-signed-zeros # 10148: ignoring unknown option -Wno-parentheses # 10156: ignoring option '-W'; no argument required check_cflags -wd144,167,556,1292,1419,10006,10148,10156 # 11030: Warning unknown option --as-needed # 10156: ignoring option '-export'; no argument required check_ldflags -wd10156,11030 # Allow to compile with optimizations check_ldflags -march=$cpu # icc 11.0 and 11.1 work with ebp_available, but don't pass the test enable ebp_available if enabled x86_32; then icc_version=$($cc -dumpversion) test ${icc_version%%.*} -ge 11 && check_cflags -falign-stack=maintain-16-byte || disable aligned_stack fi elif enabled ccc; then # disable some annoying warnings add_cflags -msg_disable cvtu32to64 add_cflags -msg_disable embedcomment add_cflags -msg_disable needconstext add_cflags -msg_disable nomainieee add_cflags -msg_disable ptrmismatch1 add_cflags -msg_disable unreachcode elif enabled gcc; then check_cflags -fno-tree-vectorize check_cflags -Werror=implicit-function-declaration check_cflags -Werror=missing-prototypes elif enabled llvm_gcc; then check_cflags -mllvm -stack-alignment=16 elif enabled clang; then check_cflags -mllvm -stack-alignment=16 check_cflags -Qunused-arguments elif enabled armcc; then # 2523: use of inline assembler is deprecated add_cflags -W${armcc_opt},--diag_suppress=2523 add_cflags -W${armcc_opt},--diag_suppress=1207 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign elif enabled tms470; then add_cflags -pds=824 -pds=837 elif enabled pathscale; then add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF fi # If a missing snprintf/broken strtod is detected, force-include headers # that override prototypes and define it to a prefixed one implemented in # libavutil. We do this at the end since -I flags aren't set in configure, # and any additional check_cflags() beyond here will thus fail (because # it can't find these files, because the -I$(srcdir) wasn't set). enabled snprintf || force_include compat/snprintf.h enabled broken_strtod && force_include compat/strtod.h enabled_any $THREADS_LIST && enable threads enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; } check_deps $CONFIG_LIST \ $CONFIG_EXTRA \ $HAVE_LIST \ $ALL_COMPONENTS \ $ALL_TESTS \ if test $target_os = "haiku"; then disable memalign disable posix_memalign fi ! enabled_any memalign posix_memalign aligned_malloc && enabled_any $need_memalign && enable memalign_hack # add_dep lib dep # -> enable ${lib}_deps_${dep} # -> add $dep to ${lib}_deps only once add_dep() { lib=$1 dep=$2 enabled "${lib}_deps_${dep}" && return 0 enable "${lib}_deps_${dep}" prepend "${lib}_deps" $dep } # merge deps lib components # merge all ${component}_deps into ${lib}_deps and ${lib}_deps_* merge_deps() { lib=$1 shift for comp in $*; do enabled $comp || continue eval "dep=\"\$${comp}_deps\"" for d in $dep; do add_dep $lib $d done done } merge_deps libavfilter $FILTER_LIST echo "install prefix $prefix" echo "source path $source_path" echo "C compiler $cc" echo "ARCH $arch ($cpu)" if test "$build_suffix" != ""; then echo "build suffix $build_suffix" fi if test "$progs_suffix" != ""; then echo "progs suffix $progs_suffix" fi if test "$extra_version" != ""; then echo "version string suffix $extra_version" fi echo "big-endian ${bigendian-no}" echo "runtime cpu detection ${runtime_cpudetect-no}" if enabled x86; then echo "${yasmexe} ${yasm-no}" echo "MMX enabled ${mmx-no}" echo "MMXEXT enabled ${mmxext-no}" echo "3DNow! enabled ${amd3dnow-no}" echo "3DNow! extended enabled ${amd3dnowext-no}" echo "SSE enabled ${sse-no}" echo "SSSE3 enabled ${ssse3-no}" echo "AVX enabled ${avx-no}" echo "FMA4 enabled ${fma4-no}" echo "CMOV enabled ${cmov-no}" echo "CMOV is fast ${fast_cmov-no}" echo "EBX available ${ebx_available-no}" echo "EBP available ${ebp_available-no}" fi if enabled arm; then echo "ARMv5TE enabled ${armv5te-no}" echo "ARMv6 enabled ${armv6-no}" echo "ARMv6T2 enabled ${armv6t2-no}" echo "ARM VFP enabled ${armvfp-no}" echo "NEON enabled ${neon-no}" fi if enabled mips; then echo "MMI enabled ${mmi-no}" echo "MIPS FPU enabled ${mipsfpu-no}" echo "MIPS32R2 enabled ${mips32r2-no}" echo "MIPS DSP R1 enabled ${mipsdspr1-no}" echo "MIPS DSP R2 enabled ${mipsdspr2-no}" fi if enabled ppc; then echo "AltiVec enabled ${altivec-no}" echo "PPC 4xx optimizations ${ppc4xx-no}" echo "dcbzl available ${dcbzl-no}" fi if enabled sparc; then echo "VIS enabled ${vis-no}" fi echo "debug symbols ${debug-no}" echo "strip symbols ${stripping-no}" echo "optimize for size ${small-no}" echo "optimizations ${optimizations-no}" echo "static ${static-no}" echo "shared ${shared-no}" echo "postprocessing support ${postproc-no}" echo "new filter support ${avfilter-no}" echo "network support ${network-no}" echo "threading support ${thread_type-no}" echo "safe bitstream reader ${safe_bitstream_reader-no}" echo "SDL support ${sdl-no}" echo "libdxva2 enabled ${dxva2-no}" echo "libva enabled ${vaapi-no}" echo "libvdpau enabled ${vdpau-no}" echo "AVISynth enabled ${avisynth-no}" echo "frei0r enabled ${frei0r-no}" echo "gnutls enabled ${gnutls-no}" echo "libaacplus enabled ${libaacplus-no}" echo "libass enabled ${libass-no}" echo "libcaca enabled ${libcaca-no}" echo "libcdio support ${libcdio-no}" echo "libcelt enabled ${libcelt-no}" echo "libdc1394 support ${libdc1394-no}" echo "libfaac enabled ${libfaac-no}" echo "libfdk-aac enabled ${libfdk_aac-no}" echo "libgsm enabled ${libgsm-no}" echo "libiec61883 support ${libiec61883-no}" echo "libilbc enabled ${libilbc-no}" echo "libmodplug enabled ${libmodplug-no}" echo "libmp3lame enabled ${libmp3lame-no}" echo "libnut enabled ${libnut-no}" echo "libopencore-amrnb support ${libopencore_amrnb-no}" echo "libopencore-amrwb support ${libopencore_amrwb-no}" echo "libopencv support ${libopencv-no}" echo "libopenjpeg enabled ${libopenjpeg-no}" echo "libopus enabled ${libopus-no}" echo "libpulse enabled ${libpulse-no}" echo "librtmp enabled ${librtmp-no}" echo "libschroedinger enabled ${libschroedinger-no}" echo "libspeex enabled ${libspeex-no}" echo "libstagefright-h264 enabled ${libstagefright_h264-no}" echo "libtheora enabled ${libtheora-no}" echo "libtwolame enabled ${libtwolame-no}" echo "libutvideo enabled ${libutvideo-no}" echo "libv4l2 enabled ${libv4l2-no}" echo "libvo-aacenc support ${libvo_aacenc-no}" echo "libvo-amrwbenc support ${libvo_amrwbenc-no}" echo "libvorbis enabled ${libvorbis-no}" echo "libvpx enabled ${libvpx-no}" echo "libx264 enabled ${libx264-no}" echo "libxavs enabled ${libxavs-no}" echo "libxvid enabled ${libxvid-no}" echo "openal enabled ${openal-no}" echo "openssl enabled ${openssl-no}" echo "zlib enabled ${zlib-no}" echo "bzlib enabled ${bzlib-no}" echo "texi2html enabled ${texi2html-no}" echo "perl enabled ${perl-no}" echo "pod2man enabled ${pod2man-no}" echo "makeinfo enabled ${makeinfo-no}" test -n "$random_seed" && echo "random seed ${random_seed}" echo for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do echo "Enabled ${type}s:" eval list=\$$(toupper $type)_LIST print_enabled '_*' $list | sort | pr -r -3 -t echo done license="LGPL version 2.1 or later" if enabled nonfree; then license="nonfree and unredistributable" elif enabled gplv3; then license="GPL version 3 or later" elif enabled lgplv3; then license="LGPL version 3 or later" elif enabled gpl; then license="GPL version 2 or later" fi echo "License: $license" echo "Creating config.mak and config.h..." test -e Makefile || $ln_s "$source_path/Makefile" . enabled stripping || strip="echo skipping strip" config_files="$TMPH config.mak" cat > config.mak <<EOF # Automatically generated by configure - do not modify! ifndef FFMPEG_CONFIG_MAK FFMPEG_CONFIG_MAK=1 FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION prefix=$prefix LIBDIR=\$(DESTDIR)$libdir SHLIBDIR=\$(DESTDIR)$shlibdir INCDIR=\$(DESTDIR)$incdir BINDIR=\$(DESTDIR)$bindir DATADIR=\$(DESTDIR)$datadir MANDIR=\$(DESTDIR)$mandir SRC_PATH=$source_path ifndef MAIN_MAKEFILE SRC_PATH:=\$(SRC_PATH:.%=..%) endif CC_IDENT=$cc_ident ARCH=$arch CC=$cc CXX=$cxx AS=$as LD=$ld DEPCC=$dep_cc DEPCCFLAGS=$DEPCCFLAGS \$(CPPFLAGS) DEPAS=$as DEPASFLAGS=$DEPASFLAGS \$(CPPFLAGS) YASM=$yasmexe DEPYASM=$yasmexe AR=$ar RANLIB=$ranlib CP=cp -p LN_S=$ln_s STRIP=$strip CPPFLAGS=$CPPFLAGS CFLAGS=$CFLAGS CXXFLAGS=$CXXFLAGS ASFLAGS=$ASFLAGS AS_C=$AS_C AS_O=$AS_O CC_C=$CC_C CC_O=$CC_O CXX_C=$CXX_C CXX_O=$CXX_O LD_O=$LD_O LD_LIB=$LD_LIB LD_PATH=$LD_PATH DLLTOOL=$dlltool LDFLAGS=$LDFLAGS LDFLAGS-ffserver=$FFSERVERLDFLAGS SHFLAGS=$SHFLAGS YASMFLAGS=$YASMFLAGS BUILDSUF=$build_suffix PROGSSUF=$progs_suffix FULLNAME=$FULLNAME LIBPREF=$LIBPREF LIBSUF=$LIBSUF LIBNAME=$LIBNAME SLIBPREF=$SLIBPREF SLIBSUF=$SLIBSUF EXESUF=$EXESUF EXTRA_VERSION=$extra_version CCDEP=$CCDEP CXXDEP=$CXXDEP CCDEP_FLAGS=$CCDEP_FLAGS ASDEP=$ASDEP ASDEP_FLAGS=$ASDEP_FLAGS CC_DEPFLAGS=$CC_DEPFLAGS AS_DEPFLAGS=$AS_DEPFLAGS HOSTCC=$host_cc HOSTLD=$host_ld HOSTCFLAGS=$host_cflags HOSTEXESUF=$HOSTEXESUF HOSTLDFLAGS=$host_ldflags HOSTLIBS=$host_libs DEPHOSTCC=$host_cc DEPHOSTCCFLAGS=$DEPHOSTCCFLAGS \$(HOSTCCFLAGS) HOSTCCDEP=$HOSTCCDEP HOSTCCDEP_FLAGS=$HOSTCCDEP_FLAGS HOSTCC_DEPFLAGS=$HOSTCC_DEPFLAGS HOSTCC_C=$HOSTCC_C HOSTCC_O=$HOSTCC_O HOSTLD_O=$HOSTLD_O TARGET_EXEC=$target_exec TARGET_PATH=$target_path LIBS-ffplay=$sdl_libs CFLAGS-ffplay=$sdl_cflags ZLIB=$($ldflags_filter -lz) LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD EXTRALIBS=$extralibs INSTALL=$install LIBTARGET=${LIBTARGET} SLIBNAME=${SLIBNAME} SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION} SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR} SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD} SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD} SLIB_INSTALL_NAME=${SLIB_INSTALL_NAME} SLIB_INSTALL_LINKS=${SLIB_INSTALL_LINKS} SLIB_INSTALL_EXTRA_LIB=${SLIB_INSTALL_EXTRA_LIB} SLIB_INSTALL_EXTRA_SHLIB=${SLIB_INSTALL_EXTRA_SHLIB} SAMPLES:=${samples:-\$(FATE_SAMPLES)} NOREDZONE_FLAGS=$noredzone_flags EOF get_version(){ lcname=$1 name=$(toupper $lcname) file=$source_path/$lcname/version.h eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }') eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak } get_version_old(){ name=$1 file=$source_path/$2 # This condition will be removed when we stop supporting old libpostproc versions if ! test "$name" = LIBPOSTPROC || test "$postproc_version" = current; then eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }') eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO fi lcname=$(tolower $name) eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak } get_version_old LIBPOSTPROC libpostproc/postprocess.h get_version_old LIBSWRESAMPLE libswresample/swresample.h get_version libavcodec get_version libavdevice get_version libavfilter get_version libavformat get_version libavresample get_version libavutil get_version libswscale cat > $TMPH <<EOF /* Automatically generated by configure - do not modify! */ #ifndef FFMPEG_CONFIG_H #define FFMPEG_CONFIG_H #define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)" #define FFMPEG_LICENSE "$(c_escape $license)" #define FFMPEG_DATADIR "$(eval c_escape $datadir)" #define AVCONV_DATADIR "$(eval c_escape $datadir)" #define CC_IDENT "$(c_escape ${cc_ident:-Unknown compiler})" #define av_restrict $_restrict #define EXTERN_PREFIX "${extern_prefix}" #define EXTERN_ASM ${extern_prefix} #define SLIBSUF "$SLIBSUF" #define HAVE_MMX2 HAVE_MMXEXT EOF test -n "$assert_level" && echo "#define ASSERT_LEVEL $assert_level" >>$TMPH test -n "$malloc_prefix" && echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH if enabled yasm; then append config_files $TMPASM printf '' >$TMPASM fi print_config ARCH_ "$config_files" $ARCH_LIST print_config HAVE_ "$config_files" $HAVE_LIST print_config CONFIG_ "$config_files" $CONFIG_LIST \ $CONFIG_EXTRA \ $ALL_COMPONENTS \ cat >>config.mak <<EOF LAVF_FATE_TESTS=$(print_enabled -n _test $LAVF_FATE_TESTS) LAVF_TESTS=$(print_enabled -n _test $LAVF_TESTS) LAVFI_TESTS=$(print_enabled -n _test $LAVFI_TESTS) SEEK_TESTS=$(print_enabled -n _test $SEEK_TESTS) EOF echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH echo "endif # FFMPEG_CONFIG_MAK" >> config.mak # Do not overwrite an unchanged config.h to avoid superfluous rebuilds. cp_if_changed $TMPH config.h touch .config enabled yasm && cp_if_changed $TMPASM config.asm cat > $TMPH <<EOF /* Generated by ffconf */ #ifndef AVUTIL_AVCONFIG_H #define AVUTIL_AVCONFIG_H EOF test "$postproc_version" != current && cat >> $TMPH <<EOF #define LIBPOSTPROC_VERSION_MAJOR $LIBPOSTPROC_VERSION_MAJOR #define LIBPOSTPROC_VERSION_MINOR $LIBPOSTPROC_VERSION_MINOR #define LIBPOSTPROC_VERSION_MICRO $LIBPOSTPROC_VERSION_MICRO EOF print_config AV_HAVE_ $TMPH $HAVE_LIST_PUB echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH cp_if_changed $TMPH libavutil/avconfig.h test -n "$WARNINGS" && printf "\n$WARNINGS" # build pkg-config files pkgconfig_generate(){ name=$1 shortname=${name#lib}${build_suffix} comment=$2 version=$3 libs=$4 requires=$5 enabled ${name#lib} || return 0 mkdir -p $name cat <<EOF > $name/$name.pc prefix=$prefix exec_prefix=\${prefix} libdir=$libdir includedir=$incdir Name: $name Description: $comment Version: $version Requires: $(enabled shared || echo $requires) Requires.private: $(enabled shared && echo $requires) Conflicts: Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs) Libs.private: $(enabled shared && echo $libs) Cflags: -I\${includedir} EOF mkdir -p doc/examples/pc-uninstalled includedir=${source_path} [ "$includedir" = . ] && includedir="\${pcfiledir}/../../.." cat <<EOF > doc/examples/pc-uninstalled/$name.pc prefix= exec_prefix= libdir=\${pcfiledir}/../../../$name includedir=${includedir} Name: $name Description: $comment Version: $version Requires: $requires Conflicts: Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs) Cflags: -I\${includedir} EOF } libavfilter_pc_deps="" enabled libavfilter_deps_avcodec && prepend libavfilter_pc_deps "libavcodec = $LIBAVCODEC_VERSION," enabled libavfilter_deps_avformat && prepend libavfilter_pc_deps "libavformat = $LIBAVFORMAT_VERSION," enabled libavfilter_deps_swscale && prepend libavfilter_pc_deps "libswscale = $LIBSWSCALE_VERSION," enabled libavfilter_deps_swresample && prepend libavfilter_pc_deps "libswresample = $LIBSWRESAMPLE_VERSION," enabled libavfilter_deps_postproc && prepend libavfilter_pc_deps "libpostproc = $LIBPOSTPROC_VERSION," libavfilter_pc_deps=${libavfilter_pc_deps%, } libavdevice_pc_deps="libavformat = $LIBAVFORMAT_VERSION" enabled lavfi_indev && prepend libavdevice_pc_deps "libavfilter = $LIBAVFILTER_VERSION," pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION" "$LIBM" pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION" pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION" pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$libavdevice_pc_deps" pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$libavfilter_pc_deps" pkgconfig_generate libpostproc "FFmpeg postprocessing library" "$LIBPOSTPROC_VERSION" "" "libavutil = $LIBAVUTIL_VERSION" pkgconfig_generate libavresample "Libav audio resampling library" "$LIBAVRESAMPLE_VERSION" "$extralibs" pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "$LIBM" "libavutil = $LIBAVUTIL_VERSION" pkgconfig_generate libswresample "FFmpeg audio rescaling library" "$LIBSWRESAMPLE_VERSION" "$LIBM" "libavutil = $LIBAVUTIL_VERSION"