PeerStreamer

#!/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(){

  echo "Usage: configure [options]"

  echo "Options: [defaults in brackets after descriptions]"

  echo

  echo "Standard options:"

  echo "  --help                   print this message"

  echo "  --logfile=FILE           log tests and output to FILE [config.err]"

  echo "  --disable-logging        do not log configure debug information"

  echo "  --prefix=PREFIX          install in PREFIX [$prefix]"

  echo "  --bindir=DIR             install binaries in DIR [PREFIX/bin]"

  echo "  --datadir=DIR            install data files in DIR [PREFIX/share/ffmpeg]"

  echo "  --libdir=DIR             install libs in DIR [PREFIX/lib]"

  echo "  --shlibdir=DIR           install shared libs in DIR [PREFIX/lib]"

  echo "  --incdir=DIR             install includes in DIR [PREFIX/include]"

  echo "  --mandir=DIR             install man page in DIR [PREFIX/share/man]"

  echo

  echo "Configuration options:"

  echo "  --disable-static         do not build static libraries [no]"

  echo "  --enable-shared          build shared libraries [no]"

  echo "  --enable-gpl             allow use of GPL code, the resulting libs"

  echo "                           and binaries will be under GPL [no]"

  echo "  --enable-nonfree         allow use of nonfree code, the resulting libs"

  echo "                           and binaries will be unredistributable [no]"

  echo "  --disable-ffmpeg         disable ffmpeg build"

  echo "  --disable-ffplay         disable ffplay build"

  echo "  --disable-ffserver       disable ffserver build"

  echo "  --enable-postproc        enable GPLed postprocessing support [no]"

  echo "  --enable-avfilter        video filter support [no]"

  echo "  --enable-avfilter-lavf   video filters dependent on avformat [no]"

  echo "  --enable-beosthreads     use BeOS threads [no]"

  echo "  --enable-os2threads      use OS/2 threads [no]"

  echo "  --enable-pthreads        use pthreads [no]"

  echo "  --enable-w32threads      use Win32 threads [no]"

  echo "  --enable-x11grab         enable X11 grabbing [no]"

  echo "  --disable-network        disable network support [no]"

  echo "  --disable-ipv6           disable IPv6 support [no]"

  echo "  --disable-mpegaudio-hp   faster (but less accurate) MPEG audio decoding [no]"

  echo "  --enable-gray            enable full grayscale support (slower color)"

  echo "  --disable-swscale-alpha  disable alpha channel support in swscale"

  echo "  --disable-fastdiv        disable table-based division"

  echo "  --enable-small           optimize for size instead of speed"

  echo "  --disable-aandct         disable AAN DCT code"

  echo "  --disable-fft            disable FFT code"

  echo "  --disable-golomb         disable Golomb code"

  echo "  --disable-mdct           disable MDCT code"

  echo "  --disable-rdft           disable RDFT code"

  echo "  --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)"

  echo "  --enable-hardcoded-tables use hardcoded tables instead of runtime generation"

  echo "  --enable-memalign-hack   emulate memalign, interferes with memory debuggers"

  echo "  --enable-beos-netserver  enable BeOS netserver"

  echo "  --disable-encoder=NAME   disable encoder NAME"

  echo "  --enable-encoder=NAME    enable encoder NAME"

  echo "  --disable-encoders       disable all encoders"

  echo "  --disable-decoder=NAME   disable decoder NAME"

  echo "  --enable-decoder=NAME    enable decoder NAME"

  echo "  --disable-decoders       disable all decoders"

  echo "  --disable-hwaccel=NAME   disable hwaccel NAME"

  echo "  --enable-hwaccel=NAME    enable hwaccel NAME"

  echo "  --disable-hwaccels       disable all hwaccels"

  echo "  --disable-muxer=NAME     disable muxer NAME"

  echo "  --enable-muxer=NAME      enable muxer NAME"

  echo "  --disable-muxers         disable all muxers"

  echo "  --disable-demuxer=NAME   disable demuxer NAME"

  echo "  --enable-demuxer=NAME    enable demuxer NAME"

  echo "  --disable-demuxers       disable all demuxers"

  echo "  --enable-parser=NAME     enable parser NAME"

  echo "  --disable-parser=NAME    disable parser NAME"

  echo "  --disable-parsers        disable all parsers"

  echo "  --enable-bsf=NAME        enable bitstream filter NAME"

  echo "  --disable-bsf=NAME       disable bitstream filter NAME"

  echo "  --disable-bsfs           disable all bitstream filters"

  echo "  --enable-protocol=NAME   enable protocol NAME"

  echo "  --disable-protocol=NAME  disable protocol NAME"

  echo "  --disable-protocols      disable all protocols"

  echo "  --disable-indevs         disable input devices"

  echo "  --disable-outdevs        disable output devices"

  echo "  --disable-devices        disable all devices"

  echo "  --enable-filter=NAME     enable filter NAME"

  echo "  --disable-filter=NAME    disable filter NAME"

  echo "  --disable-filters        disable all filters"

  echo "  --list-decoders          show all available decoders"

  echo "  --list-encoders          show all available encoders"

  echo "  --list-hwaccels          show all available hardware accelerators"

  echo "  --list-muxers            show all available muxers"

  echo "  --list-demuxers          show all available demuxers"

  echo "  --list-parsers           show all available parsers"

  echo "  --list-protocols         show all available protocols"

  echo "  --list-bsfs              show all available bitstream filters"

  echo "  --list-indevs            show all available input devices"

  echo "  --list-outdevs           show all available output devices"

  echo "  --list-filters           show all available filters"

  echo

  echo "External library support:"

  echo "  --enable-avisynth        enable reading of AVISynth script files [no]"

  echo "  --enable-bzlib           enable bzlib [autodetect]"

  echo "  --enable-libamr-nb       enable libamr-nb floating point audio codec [no]"

  echo "  --enable-libamr-wb       enable libamr-wb floating point audio codec [no]"

  echo "  --enable-libdc1394       enable IIDC-1394 grabbing using libdc1394"

  echo "                           and libraw1394 [no]"

  echo "  --enable-libdirac        enable Dirac support via libdirac [no]"

  echo "  --enable-libfaac         enable FAAC support via libfaac [no]"

  echo "  --enable-libfaad         enable FAAD support via libfaad [no]"

  echo "  --enable-libfaadbin      open libfaad.so.0 at runtime [no]"

  echo "  --enable-libgsm          enable GSM support via libgsm [no]"

  echo "  --enable-libmp3lame      enable MP3 encoding via libmp3lame [no]"

  echo "  --enable-libnut          enable NUT (de)muxing via libnut,"

  echo "                           native (de)muxer exists [no]"

  echo "  --enable-libopenjpeg     enable JPEG 2000 decoding via OpenJPEG [no]"

  echo "  --enable-libschroedinger enable Dirac support via libschroedinger [no]"

  echo "  --enable-libspeex        enable Speex decoding via libspeex [no]"

  echo "  --enable-libtheora       enable Theora encoding via libtheora [no]"

  echo "  --enable-libvorbis       enable Vorbis encoding via libvorbis,"

  echo "                           native implementation exists [no]"

  echo "  --enable-libx264         enable H.264 encoding via x264 [no]"

  echo "  --enable-libxvid         enable Xvid encoding via xvidcore,"

  echo "                           native MPEG-4/Xvid encoder exists [no]"

  echo "  --enable-mlib            enable Sun medialib [no]"

  echo "  --enable-zlib            enable zlib [autodetect]"

  echo ""

  echo "Advanced options (experts only):"

  echo "  --source-path=PATH       path to source code [$source_path]"

  echo "  --cross-prefix=PREFIX    use PREFIX for compilation tools [$cross_prefix]"

  echo "  --enable-cross-compile   assume a cross-compiler is used"

  echo "  --sysroot=PATH           root of cross-build tree"

  echo "  --sysinclude=PATH        location of cross-build system headers"

  echo "  --target-os=OS           compiler targets OS [$target_os]"

  echo "  --target-exec=CMD        command to run executables on target"

  echo "  --target-path=DIR        path to view of build directory on target"

  echo "  --nm=NM                  use nm tool"

  echo "  --as=AS                  use assembler AS [$as_default]"

  echo "  --cc=CC                  use C compiler CC [$cc_default]"

  echo "  --host-cc=HOSTCC         use host C compiler HOSTCC"

  echo "  --host-cflags=HCFLAGS    use HCFLAGS when compiling for host"

  echo "  --host-ldflags=HLDFLAGS  use HLDFLAGS when linking for host"

  echo "  --host-libs=HLIBS        use libs HLIBS when linking for host"

  echo "  --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS [$CFLAGS]"

  echo "  --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"

  echo "  --extra-libs=ELIBS       add ELIBS [$ELIBS]"

  echo "  --extra-version=STRING   version string suffix []"

  echo "  --build-suffix=SUFFIX    library name suffix []"

  echo "  --arch=ARCH              select architecture [$arch]"

  echo "  --cpu=CPU                select the minimum required CPU (affects"

  echo "                           instruction selection, may crash on older CPUs)"

  echo "  --enable-powerpc-perf    enable performance report on PPC"

  echo "                           (requires enabling PMC)"

  echo "  --disable-altivec        disable AltiVec optimizations"

  echo "  --disable-amd3dnow       disable 3DNow! optimizations"

  echo "  --disable-amd3dnowext    disable 3DNow! extended optimizations"

  echo "  --disable-mmx            disable MMX optimizations"

  echo "  --disable-mmx2           disable MMX2 optimizations"

  echo "  --disable-sse            disable SSE optimizations"

  echo "  --disable-ssse3          disable SSSE3 optimizations"

  echo "  --disable-armv5te        disable armv5te optimizations"

  echo "  --disable-armv6          disable armv6 optimizations"

  echo "  --disable-armv6t2        disable armv6t2 optimizations"

  echo "  --disable-armvfp         disable ARM VFP optimizations"

  echo "  --disable-iwmmxt         disable iwmmxt optimizations"

  echo "  --disable-mmi            disable MMI optimizations"

  echo "  --disable-neon           disable neon optimizations"

  echo "  --disable-vis            disable VIS optimizations"

  echo "  --disable-yasm           disable use of yasm assembler"

  echo

  echo "Developer options (useful when working on FFmpeg itself):"

  echo "  --disable-debug          disable debugging symbols"

  echo "  --enable-debug=LEVEL     set the debug level [$debuglevel]"

  echo "  --enable-gprof           enable profiling with gprof [$gprof]"

  echo "  --disable-optimizations  disable compiler optimizations"

  echo "  --enable-extra-warnings  enable more compiler warnings"

  echo "  --disable-stripping      disable stripping of executables and shared libraries"

  echo ""

  echo "NOTE: Object files are built at the place where configure is launched."

  exit 0

}

log(){

    echo "$@" >> $logfile

}

log_file(){

    log BEGIN $1

    pr -n -t $1 >> $logfile

    log END $1

}

echolog(){

    log "$@"

    echo "$@"

}

die(){

    echolog "$@"

    cat <<EOF

If you think configure made a mistake, make sure you are using the latest

version from SVN.  If the latest version fails, report the problem to the

ffmpeg-user@mplayerhq.hu 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'

}

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

}

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(){

    enable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')

}

disable_safe(){

    disable $(echo "$*" | sed 's/[^A-Za-z0-9_ ]/_/g')

}

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"

        pushvar cfg dep_all dep_any dep_sel dep_sgs

        check_deps $dep_all $dep_any $dep_sel $dep_sgs

        popvar cfg dep_all dep_any dep_sel dep_sgs

        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(){

    pfx=$1

    header=$2

    makefile=$3

    shift 3

    for cfg; do

        ucname="$(toupper $cfg)"

        if enabled $cfg; then

            echo "#define ${pfx}${ucname} 1" >> $header

            echo "${pfx}${ucname}=yes" >> $makefile

        else

            echo "#define ${pfx}${ucname} 0" >> $header

        fi

    done

}

flags_saved(){

    (: ${SAVE_CFLAGS?}) 2> /dev/null

}

save_flags(){

    flags_saved && return

    SAVE_CFLAGS="$CFLAGS"

    SAVE_LDFLAGS="$LDFLAGS"

    SAVE_extralibs="$extralibs"

}

restore_flags(){

    flags_saved || return

    CFLAGS="$SAVE_CFLAGS"

    LDFLAGS="$SAVE_LDFLAGS"

    extralibs="$SAVE_extralibs"

    unset SAVE_CFLAGS

    unset SAVE_LDFLAGS

    unset SAVE_extralibs

}

temp_cflags(){

    save_flags

    CFLAGS="$CFLAGS $*"

}

temp_ldflags(){

    save_flags

    LDFLAGS="$LDFLAGS $*"

}

temp_extralibs(){

    save_flags

    extralibs="$extralibs $*"

}

append(){

    var=$1

    shift

    flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""

    eval "$var=\"\$$var $*\""

}

add_cflags(){

    append CFLAGS "$@"

}

add_ldflags(){

    append LDFLAGS "$@"

}

add_extralibs(){

    append extralibs "$@"

}

check_cmd(){

    log "$@"

    "$@" >> $logfile 2>&1

}

check_cc(){

    log check_cc "$@"

    cat > $TMPC

    log_file $TMPC

    check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC

}

check_cpp(){

    log check_cpp "$@"

    cat > $TMPC

    log_file $TMPC

    check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC

}

check_as(){

    log check_as "$@"

    cat > $TMPC

    log_file $TMPC

    check_cmd $as $CFLAGS "$@" -c -o $TMPO $TMPC

}

check_asm(){

    log check_asm "$@"

    name="$1"

    asm="$2"

    shift 2

    check_as "$@" <<EOF && enable $name || disable $name

void foo(void){ __asm__ volatile($asm); }

EOF

}

check_yasm(){

    log check_yasm "$@"

    echo "$1" > $TMPS

    log_file $TMPS

    shift 1

    check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS

}

check_ld(){

    log check_ld "$@"

    check_cc || return

    flags=''

    libs=''

    for f; do

        test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"

    done

    check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs

}

check_cflags(){

    log check_cflags "$@"

    check_cc "$@" <<EOF && add_cflags "$@"

int x;

EOF

}

check_ldflags(){

    log check_ldflags "$@"

    check_ld "$@" <<EOF && add_ldflags "$@"

int main(void){ return 0; }

EOF

}

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 "$@" <<EOF && enable $func

extern int $func();

int main(void){ $func(); }

EOF

}

check_func_headers(){

    log check_func_headers "$@"

    headers=$1

    func=$2

    shift 2

    disable $func

    incs=""

    for hdr in $headers; do

        incs="$incs

#include <$hdr>"

    done

    check_ld "$@" <<EOF && enable $func && enable_safe $headers

$incs

int main(int argc, char **argv){

    (void) $func;

    return 0;

}

EOF

}

check_cpp_condition(){

    log check_cpp_condition "$@"

    header=$1

    condition=$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

    temp_extralibs "$@"

    check_header $header && check_func $func && add_extralibs "$@"

    err=$?

    restore_flags

    return $err

}

check_lib2(){

    log check_lib2 "$@"

    headers="$1"

    func="$2"

    shift 2

    temp_extralibs "$@"

    check_func_headers "$headers" $func && add_extralibs "$@"

    err=$?

    restore_flags

    return $err

}

check_exec(){

    check_ld "$@" && { 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 main(void){

    signal(SIGILL, sighandler);

    signal(SIGFPE, sighandler);

    signal(SIGSEGV, sighandler);

#ifdef SIGBUS

    signal(SIGBUS, sighandler);

#endif

    { $code }

}

EOF

}

check_type(){

    log check_type "$@"

    headers=$1

    type=$2

    shift 2

    disable $type

    incs=""

    for hdr in $headers; do

        incs="$incs

#include <$hdr>"

    done

    check_cc "$@" <<EOF && enable $type

$incs

$type v;

EOF

}

require(){

    name="$1"

    header="$2"

    func="$3"

    shift 3

    check_lib $header $func "$@" || die "ERROR: $name not found"

}

require2(){

    name="$1"

    headers="$2"

    func="$3"

    shift 3

    check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"

}

check_foo_config(){

    cfg=$1

    pkg=$2

    header=$3

    func=$4

    shift 4

    disable $cfg

    check_cmd ${pkg}-config --version

    err=$?

    if test "$err" = 0; then

        temp_cflags $(${pkg}-config --cflags)

        temp_extralibs $(${pkg}-config --libs)

        check_lib "$@" $header $func && enable $cfg

    fi

    return $err

}

apply(){

    file=$1

    shift

    "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"

}

# CONFIG_LIST contains configurable options, while HAVE_LIST is for

# system-dependent things.

COMPONENT_LIST="

    bsfs

    decoders

    demuxers

    encoders

    filters

    hwaccels

    indevs

    muxers

    outdevs

    parsers

    protocols

"

CONFIG_LIST="

    $COMPONENT_LIST

    aandct

    avfilter

    avfilter_lavf

    avisynth

    beos_netserver

    bzlib

    fastdiv

    ffmpeg

    ffplay

    ffserver

    fft

    golomb

    gpl

    gprof

    gray

    hardcoded_tables

    ipv6

    libamr_nb

    libamr_wb

    libdc1394

    libdirac

    libfaac

    libfaad

    libfaadbin

    libgsm

    libmp3lame

    libnut

    libopenjpeg

    libschroedinger

    libspeex

    libtheora

    libvorbis

    libx264

    libxvid

    mdct

    memalign_hack

    mlib

    mpegaudio_hp

    network

    nonfree

    postproc

    powerpc_perf

    rdft

    runtime_cpudetect

    shared

    small

    static

    swscale_alpha

    x11grab

    zlib

"

THREADS_LIST='

    beosthreads

    os2threads

    pthreads

    w32threads

'

ARCH_LIST='

    alpha

    arm

    bfin

    ia64

    m68k

    mips

    parisc

    ppc

    s390

    sh4

    sparc

    sparc64

    x86

    x86_32

    x86_64

'

ARCH_EXT_LIST='

    altivec

    amd3dnow

    amd3dnowext

    armv5te

    armv6

    armv6t2

    armvfp

    iwmmxt

    mmi

    mmx

    mmx2

    neon

    ppc4xx

    sse

    ssse3

    vis

'

HAVE_LIST="

    $ARCH_EXT_LIST

    $THREADS_LIST

    alsa_asoundlib_h

    altivec_h

    arpa_inet_h

    bswap

    closesocket

    cmov

    conio_h

    dcbzl

    dev_bktr_ioctl_bt848_h

    dev_bktr_ioctl_meteor_h

    dev_ic_bt8xx_h

    dev_video_meteor_ioctl_meteor_h

    dev_video_bktr_ioctl_bt848_h

    dlfcn_h

    dlopen

    dos_paths

    ebp_available

    ebx_available

    fast_64bit

    fast_cmov

    fast_unaligned

    fork

    gethrtime

    GetProcessTimes

    getrusage

    inet_aton

    inline_asm

    libdc1394_1

    libdc1394_2

    llrint

    lrint

    lrintf

    lzo1x_999_compress

    machine_ioctl_bt848_h

    machine_ioctl_meteor_h

    malloc_h

    memalign

    mkstemp

    pld

    posix_memalign

    ppc64

    round

    roundf

    sdl

    sdl_video_size

    setmode

    socklen_t

    soundcard_h

    poll_h

    sys_mman_h

    sys_resource_h

    sys_select_h

    sys_soundcard_h

    sys_videoio_h

    ten_operands

    termios_h

    threads

    truncf

    VirtualAlloc

    winsock2_h

    yasm

"

# options emitted with CONFIG_ prefix but not available on command line

CONFIG_EXTRA="

"

CMDLINE_SELECT="

    $ARCH_EXT_LIST

    $CONFIG_LIST

    $THREADS_LIST

    cross_compile

    debug

    extra_warnings

    logging

    optimizations

    stripping

    yasm

"

PATHS_LIST='

    bindir

    datadir

    incdir

    libdir

    mandir

    prefix

    shlibdir

'

CMDLINE_SET="

    $PATHS_LIST

    arch

    as

    build_suffix

    cc

    cpu

    cross_prefix

    extra_version

    host_cc

    host_cflags

    host_ldflags

    host_libs

    host_os

    logfile

    nm

    source_path

    sysinclude

    sysroot

    target_exec

    target_os

    target_path

"

# code dependency declarations

# architecture extensions

altivec_deps="ppc"

amd3dnow_deps="mmx"

amd3dnowext_deps="amd3dnow"

armv5te_deps="arm"

armv6_deps="arm"

armv6t2_deps="arm"

armvfp_deps="arm"

iwmmxt_deps="arm"

mmi_deps="mips"

mmx_deps="x86"

mmx2_deps="mmx"

neon_deps="arm"

ppc4xx_deps="ppc"

sse_deps="mmx"

ssse3_deps="sse"

vis_deps="sparc"

# decoders / encoders / hardware accelerators

aac_decoder_select="fft mdct"

ac3_decoder_deps="gpl"

ac3_decoder_select="fft mdct"

atrac3_decoder_select="fft mdct"

cavs_decoder_select="golomb"

cook_decoder_select="fft mdct"

cscd_decoder_suggest="zlib"

dca_decoder_select="fft mdct"

dnxhd_encoder_select="aandct"

dxa_decoder_select="zlib"

eac3_decoder_deps="gpl"

eac3_decoder_select="fft mdct"

eatgq_decoder_select="aandct"

eatqi_decoder_select="aandct"

ffv1_decoder_select="golomb"

flac_decoder_select="golomb"

flac_encoder_select="golomb"

flashsv_decoder_select="zlib"

flashsv_encoder_select="zlib"

flv_encoder_select="aandct"

h261_encoder_select="aandct"

h263_encoder_select="aandct"

h263_vaapi_hwaccel_deps="va_va_h"

h263p_encoder_select="aandct"

h264_decoder_select="golomb"

h264_vaapi_hwaccel_deps="va_va_h"

h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"

imc_decoder_select="fft mdct"

jpegls_decoder_select="golomb"

jpegls_encoder_select="golomb"

ljpeg_encoder_select="aandct"

loco_decoder_select="golomb"

mjpeg_encoder_select="aandct"

mpeg1video_encoder_select="aandct"

mpeg2video_encoder_select="aandct"

mpeg4_encoder_select="aandct"

mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"

mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"

mpeg2_vaapi_hwaccel_deps="va_va_h"

mpeg4_vaapi_hwaccel_deps="va_va_h"

mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"

msmpeg4v1_encoder_select="aandct"

msmpeg4v2_encoder_select="aandct"

msmpeg4v3_encoder_select="aandct"

nellymoser_decoder_select="fft mdct"

nellymoser_encoder_select="fft mdct"

png_decoder_select="zlib"

png_encoder_select="zlib"

qdm2_decoder_select="fft mdct rdft"

rv10_encoder_select="aandct"

rv20_encoder_select="aandct"

rv30_decoder_select="golomb"

rv40_decoder_select="golomb"

shorten_decoder_select="golomb"

sonic_decoder_select="golomb"

sonic_encoder_select="golomb"

sonic_ls_encoder_select="golomb"

svq3_decoder_select="golomb"

svq3_decoder_suggest="zlib"

tiff_decoder_suggest="zlib"

tiff_encoder_suggest="zlib"

tscc_decoder_select="zlib"

vc1_vaapi_hwaccel_deps="va_va_h"

vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"

vorbis_decoder_select="fft mdct"

vorbis_encoder_select="fft mdct"

wmav1_decoder_select="fft mdct"

wmav1_encoder_select="fft mdct"

wmav2_decoder_select="fft mdct"

wmav2_encoder_select="fft mdct"

wmv1_encoder_select="aandct"

wmv2_encoder_select="aandct"

wmv3_vaapi_hwaccel_deps="va_va_h"

wmv3_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"

zlib_decoder_select="zlib"

zlib_encoder_select="zlib"

zmbv_decoder_select="zlib"

zmbv_encoder_select="zlib"

# external libraries

libamr_nb_decoder_deps="libamr_nb"

libamr_nb_encoder_deps="libamr_nb"

libamr_wb_decoder_deps="libamr_wb"

libamr_wb_encoder_deps="libamr_wb"

libdirac_decoder_deps="libdirac !libschroedinger"

libdirac_encoder_deps="libdirac"

libfaac_encoder_deps="libfaac"

libfaad_decoder_deps="libfaad"

libfaadbin_decoder_extralibs='$ldl'

libgsm_decoder_deps="libgsm"

libgsm_encoder_deps="libgsm"

libgsm_ms_decoder_deps="libgsm"

libgsm_ms_encoder_deps="libgsm"

libmp3lame_encoder_deps="libmp3lame"

libopenjpeg_decoder_deps="libopenjpeg"

libschroedinger_decoder_deps="libschroedinger"

libschroedinger_encoder_deps="libschroedinger"

libspeex_decoder_deps="libspeex"

libtheora_encoder_deps="libtheora"

libvorbis_encoder_deps="libvorbis"

libx264_encoder_deps="libx264"

libxvid_encoder_deps="libxvid"

# demuxers / muxers

ac3_demuxer_deps="ac3_parser"

alsa_demuxer_deps="alsa_asoundlib_h snd_pcm_htimestamp"

alsa_demuxer_extralibs="-lasound"

alsa_muxer_deps="alsa_asoundlib_h"

alsa_muxer_extralibs="-lasound"

audio_beos_demuxer_deps="audio_beos"

audio_beos_demuxer_extralibs="-lmedia -lbe"

audio_beos_muxer_deps="audio_beos"

audio_beos_muxer_extralibs="-lmedia -lbe"

avisynth_demuxer_deps="avisynth"

bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"

dirac_demuxer_deps="dirac_parser"

dv1394_demuxer_deps="dv1394 dv_demuxer"

jack_demuxer_deps="jack_jack_h"

jack_demuxer_extralibs="-ljack"

libdc1394_demuxer_deps="libdc1394"

libnut_demuxer_deps="libnut"

libnut_muxer_deps="libnut"

matroska_demuxer_suggest="zlib bzlib"

mov_demuxer_suggest="zlib"

mp3_demuxer_deps="mpegaudio_parser"

oss_demuxer_deps_any="soundcard_h sys_soundcard_h"

oss_muxer_deps_any="soundcard_h sys_soundcard_h"

redir_demuxer_deps="network"

rtp_muxer_deps="network rtp_protocol"

rtsp_demuxer_deps="sdp_demuxer"

sdp_demuxer_deps="rtp_protocol mpegts_demuxer"

v4l_demuxer_deps="linux_videodev_h"

v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"

vfwcap_demuxer_deps="capCreateCaptureWindow"

vfwcap_demuxer_extralibs="-lvfw32"

x11_grab_device_demuxer_deps="x11grab XShmCreateImage"

x11_grab_device_demuxer_extralibs="-lX11 -lXext"

# protocols

gopher_protocol_deps="network"

http_protocol_deps="network"

rtp_protocol_deps="udp_protocol"

tcp_protocol_deps="network"

udp_protocol_deps="network"

# filters

movie_filter_deps="avfilter_lavf"

# programs

ffplay_deps="sdl"

ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"

ffserver_extralibs='$ldl'

# default parameters

logfile="config.err"

# 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"

# toolchain

ar="ar"

cc_default="gcc"

host_cc_default="gcc"

ln_s="ln -sf"

nm_default="nm"

objformat="elf"

ranlib="ranlib"

strip="strip"

yasmexe="yasm"

# machine

arch=$(uname -m)

cpu="generic"

# OS

target_os=$(tolower $(uname -s))

host_os=$target_os

# configurable options

enable debug

enable fastdiv

enable ffmpeg

enable ffplay

enable ffserver

enable ipv6

enable mpegaudio_hp

enable network

enable optimizations

enable protocols

enable static

enable stripping

enable swscale_alpha

# build settings

add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112

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)"'

host_cflags='-O3 -g -Wall'

host_libs='-lm'

target_path='.'

# gcc stupidly only outputs the basename of targets with -MM, but we need the

# full relative path for objects in subdirectories for non-recursive Make.

DEPEND_CMD='$(CC) $(CFLAGS) -MM $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'

# find source path

source_path="$(dirname "$0")"

enable source_path_used

if test -z "$source_path" -o "$source_path" = "." ; then

    source_path="$(pwd)"

    disable source_path_used

else

    source_path="$(cd "$source_path"; pwd)"

    echo "$source_path" | grep -q '[[:blank:]]' &&

        die "Out of tree builds are impossible with whitespace in source path."

    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}"

    test "$r" = "${r#* }" || r="'$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   muxer    _MUX     libavdevice/alldevices.c)

INDEV_LIST=$(find_things    demuxer  DEMUX    libavdevice/alldevices.c)

PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)

FILTER_LIST=$(find_things   filter   FILTER   libavfilter/allfilters.c)

enable $ARCH_EXT_LIST \

       $DECODER_LIST \

       $ENCODER_LIST \

       $HWACCEL_LIST \

       $PARSER_LIST \

       $BSF_LIST \

       $DEMUXER_LIST \

       $MUXER_LIST \

       $FILTER_LIST \

       $PROTOCOL_LIST \

       $INDEV_LIST \

       $OUTDEV_LIST \

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

    exit 0

}

for opt do

    optval="${opt#*=}"

    case "$opt" in

    --extra-cflags=*) add_cflags $optval

    ;;

    --extra-ldflags=*) add_ldflags $optval

    ;;

    --extra-libs=*) add_extralibs $optval

    ;;

    --disable-devices) disable $INDEV_LIST $OUTDEV_LIST

    ;;

    --enable-debug=*) debuglevel="$optval"

    ;;

    --enable-*=*|--disable-*=*)

    eval $(echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/')

    case "$thing" in

        encoder|decoder|hwaccel|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;

        *) die_unknown "$opt" ;;

    esac

    ;;

    --enable-?*|--disable-?*)

    eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')

    if is_in $option $COMPONENT_LIST; then

        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')

    is_in $optname $CMDLINE_SET || die_unknown $opt

    eval $optname='$optval'

    ;;

    esac

done

disabled logging && logfile=/dev/null

echo "# $0 $FFMPEG_CONFIGURATION" > $logfile

set >> $logfile

test -n "$cross_prefix" && enable cross_compile

ar="${cross_prefix}${ar}"

cc_default="${cross_prefix}${cc_default}"

nm_default="${cross_prefix}${nm_default}"

ranlib="${cross_prefix}${ranlib}"

strip="${cross_prefix}${strip}"

sysinclude_default="${sysroot}/usr/include"

set_default cc nm sysinclude

as_default=$cc

enabled cross_compile || host_cc_default=$cc

set_default host_cc

exesuf() {

    case $1 in

        mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;

    esac

}

EXESUF=$(exesuf $target_os)

HOSTEXESUF=$(exesuf $host_os)

# set temporary file name

: ${TMPDIR:=$TEMPDIR}

: ${TMPDIR:=$TMP}

: ${TMPDIR:=/tmp}

if ! check_cmd type mktemp; 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 temoporary file in $TMPDIR."

    append TMPFILES $tmp

    eval $1=$tmp

}

trap 'rm -f -- $TMPFILES' EXIT

trap exit HUP INT TERM

tmpfile TMPC  .c

tmpfile TMPE  $EXESUF

tmpfile TMPH  .h

tmpfile TMPO  .o

tmpfile TMPS  .S

tmpfile TMPSH .sh

unset -f mktemp

# 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

if   $cc --version 2>/dev/null | grep -qi gcc; then

    cc_type=gcc

elif $cc --version 2>/dev/null | grep -q Intel; then

    cc_type=icc

elif $cc -v 2>&1 | grep -q xlc; then

    cc_type=xlc

elif $cc -V 2>/dev/null | grep -q Compaq; then

    cc_type=ccc

    DEPEND_CMD='$(CC) $(CFLAGS) -M $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o,"'

    debuglevel=3

    add_ldflags -Wl,-z,now # calls to libots crash without this

elif $cc --vsn 2>/dev/null | grep -q RVCT; then

    test -d "$sysroot" || die "No valid sysroot specified."

    cc_type=armcc

    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="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"

    as_default="${cross_prefix}gcc"

fi

test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"

set_default as

if test -n "$sysroot"; then

    case "$cc_type" in

        gcc)

            add_cflags  --sysroot="$sysroot"

            add_ldflags --sysroot="$sysroot"

        ;;

    esac

fi

# 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

check_cflags -std=c99

check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cflags -D_FILE_OFFSET_BITS=64

#include <stdlib.h>

EOF

check_cc -D_LARGEFILE_SOURCE <<EOF && add_cflags -D_LARGEFILE_SOURCE

#include <stdlib.h>

EOF

case "$arch" in

    alpha)

        arch="alpha"

        enable fast_64bit

        check_cflags -mieee

    ;;

    arm|armv[4567]*l)

        arch="arm"

    ;;

    avr32)

    ;;

    bfin)

        arch="bfin"

    ;;

    ia64)

        arch="ia64"

        enable fast_64bit

    ;;

    m68k)

        arch="m68k"

    ;;

    mips|mipsel|IP*)

        arch="mips"

    ;;

    mips64)

        arch="mips"

        enable fast_64bit

    ;;

    parisc|hppa)

        arch="parisc"

    ;;

    parisc64|hppa64)

        arch="parisc"

        enable fast_64bit

    ;;

    "Power Macintosh"|ppc|powerpc)

        arch="ppc"

        enable fast_unaligned

    ;;

    ppc64)

        arch="ppc"

        enable fast_64bit

        enable fast_unaligned

    ;;

    s390|s390x)

        arch="s390"

    ;;

    sh4|sh)

        arch="sh4"

    ;;

    sparc)

        arch="sparc"

    ;;

    sun4u|sparc64)

        arch="sparc"

        subarch="sparc64"

        enable fast_64bit

    ;;

    i386|i486|i586|i686|i86pc|BePC)

        arch="x86"

        subarch="x86_32"

        enable fast_unaligned

    ;;

    x86_64|amd64)

        arch="x86"

        subarch="x86_32"

        enable cmov

        enable fast_cmov

        enable fast_unaligned

        check_cc <<EOF && enable fast_64bit && subarch="x86_64"

        int test[sizeof(char*) - 7];

EOF

    ;;

    *)

        arch="unknown"

    ;;

esac

enable $arch $subarch

# OS specific

case $target_os in

    beos|haiku|zeta)

        prefix_default="$HOME/config"

        # helps building libavcodec

        add_cflags -DPIC -fomit-frame-pointer

        # 3 gcc releases known for BeOS, each with ugly bugs

        gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"

        case "$gcc_version" in

          2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"

            disable mmx

            ;;

          *20010315*) echo "BeBits gcc"

            add_cflags -fno-expensive-optimizations

            ;;

        esac

        SHFLAGS=-nostart

        # enable BeOS things

        enable audio_beos

        # no need for libm, but the inet stuff

        # Check for BONE

        # XXX: actually should check for NOT net_server

        if echo $BEINCLUDES | grep -q 'headers/be/bone'; then

            network_extralibs="-lbind -lsocket"

        else

            enable beos_netserver

            network_extralibs="-lnet"

        fi ;;

    sunos)

        FFSERVERLDFLAGS=""

        SHFLAGS='-shared -Wl,-h,$$(@F)'

        network_extralibs="-lsocket -lnsl"

        add_cflags -D__EXTENSIONS__