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FFmpeg
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  1. #!/bin/sh

  2. #

  3. # FFmpeg configure script

  4. #

  5. # Copyright (c) 2000, 2001, 2002 Fabrice Bellard

  6. # Copyright (c) 2005-2006 Diego Biurrun

  7. # Copyright (c) 2005-2006 Mans Rullgard

  8. #

  9. 

  10. # make sure we are running under a compatible shell

  11. # try to make this part work with most shells

  12. 

  13. try_exec(){

  14.     echo "Trying shell $1"

  15.     type "$1" >/dev/null 2>&1 && exec "$@"

  16. }

  17. 

  18. unset foo

  19. (: ${foo%%bar}) 2>/dev/null

  20. E1="$?"

  21. 

  22. (: ${foo?}) 2>/dev/null

  23. E2="$?"

  24. 

  25. if test "$E1" != 0 || test "$E2" = 0; then

  26.     echo "Broken shell detected.  Trying alternatives."

  27.     export FF_CONF_EXEC

  28.     if test "0$FF_CONF_EXEC" -lt 1; then

  29.         FF_CONF_EXEC=1

  30.         try_exec bash "$0" "$@"

  31.     fi

  32.     if test "0$FF_CONF_EXEC" -lt 2; then

  33.         FF_CONF_EXEC=2

  34.         try_exec ksh "$0" "$@"

  35.     fi

  36.     if test "0$FF_CONF_EXEC" -lt 3; then

  37.         FF_CONF_EXEC=3

  38.         try_exec /usr/xpg4/bin/sh "$0" "$@"

  39.     fi

  40.     echo "No compatible shell script interpreter found."

  41.     echo "This configure script requires a POSIX-compatible shell"

  42.     echo "such as bash or ksh."

  43.     echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."

  44.     echo "Instead, install a working POSIX-compatible shell."

  45.     echo "Disabling this configure test will create a broken FFmpeg."

  46.     if test "$BASH_VERSION" = '2.04.0(1)-release'; then

  47.         echo "This bash version ($BASH_VERSION) is broken on your platform."

  48.         echo "Upgrade to a later version if available."

  49.     fi

  50.     exit 1

  51. fi

  52. 

  53. show_help(){

  54.   echo "Usage: configure [options]"

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

  56.   echo

  57.   echo "Standard options:"

  58.   echo "  --help                   print this message"

  59.   echo "  --log[=FILE|yes|no]      log tests and output to FILE [config.err]"

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

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

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

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

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

  65.   echo "  --enable-mingw32         enable MinGW native/cross Windows compile"

  66.   echo "  --enable-mingwce         enable MinGW native/cross WinCE compile"

  67.   echo "  --enable-static          build static libraries [default=yes]"

  68.   echo "  --disable-static         do not build static libraries [default=no]"

  69.   echo "  --enable-shared          build shared libraries [default=no]"

  70.   echo "  --disable-shared         do not build shared libraries [default=yes]"

  71.   echo "  --enable-pp              enable GPLed postprocessing support [default=no]"

  72.   echo "  --enable-swscaler        software scaler support [default=no]"

  73.   echo "  --enable-sunmlib         use Sun medialib [default=no]"

  74.   echo "  --enable-beosthreads     use BeOS threads [default=no]"

  75.   echo "  --enable-os2threads      use OS/2 threads [default=no]"

  76.   echo "  --enable-pthreads        use pthreads [default=no]"

  77.   echo "  --enable-w32threads      use Win32 threads [default=no]"

  78.   echo "  --enable-x11grab         enable X11 grabbing [default=no]"

  79.   echo "  --enable-dc1394          enable IIDC-1394 grabbing using libdc1394"

  80.   echo "                           and libraw1394 [default=no]"

  81.   echo "  --enable-a52             enable GPLed liba52 support [default=no]"

  82.   echo "  --enable-a52bin          open liba52.so.0 at runtime [default=no]"

  83.   echo "  --enable-avisynth        allow reading AVISynth script files [default=no]"

  84.   echo "  --enable-dts             enable GPLed libdts support [default=no]"

  85.   echo "  --enable-faac            enable FAAC support via libfaac [default=no]"

  86.   echo "  --enable-faad            enable FAAD support via libfaad [default=no]"

  87.   echo "  --enable-faadbin         build FAAD support with runtime linking [default=no]"

  88.   echo "  --enable-libgsm          enable GSM support via libgsm [default=no]"

  89.   echo "  --enable-mp3lame         enable MP3 encoding via libmp3lame [default=no]"

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

  91.   echo "                           native demuxer exists [default=no]"

  92.   echo "  --enable-libogg          enable Ogg muxing via libogg [default=no]"

  93.   echo "  --enable-libtheora       enable Theora encoding via libtheora [default=no]"

  94.   echo "  --enable-vorbis          enable Vorbis en/decoding via libvorbis,"

  95.   echo "                           native implementations exist [default=no]"

  96.   echo "  --enable-x264            enable H.264 encoding via x264 [default=no]"

  97.   echo "  --enable-xvid            enable Xvid encoding via xvidcore,"

  98.   echo "                           native MPEG-4/Xvid encoder exists [default=no]"

  99.   echo "  --enable-amr_nb          enable amr_nb float audio codec"

  100.   echo "  --enable-amr_nb-fixed    use fixed point for amr-nb codec"

  101.   echo "  --enable-amr_wb          enable amr_wb float audio codec"

  102.   echo "  --enable-amr_if2         enable amr_wb IF2 audio codec"

  103.   echo "  --enable-gpl             allow use of GPL code, the resulting libav*"

  104.   echo "                           and ffmpeg will be under GPL [default=no]"

  105.   echo ""

  106.   echo "Advanced options (experts only):"

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

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

  109.   echo "  --cross-compile          assume a cross-compiler is used"

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

  111.   echo "  --make=MAKE              use specified make [$make]"

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

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

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

  115.   echo "  --build-suffix=SUFFIX    suffix for application specific build []"

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

  117.   echo "  --cpu=CPU                selects the minimum cpu required (affects

  118.                                    instruction selection, may crash on older CPUs)"

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

  120.   echo "                           (requires enabling PMC)"

  121.   echo "  --disable-mmx            disable MMX usage"

  122.   echo "  --disable-armv5te        disable armv5te usage"

  123.   echo "  --disable-armv6          disable armv6 usage"

  124.   echo "  --disable-iwmmxt         disable iwmmxt usage"

  125.   echo "  --disable-altivec        disable AltiVec usage"

  126.   echo "  --disable-audio-oss      disable OSS audio support [default=no]"

  127.   echo "  --disable-audio-beos     disable BeOS audio support [default=no]"

  128.   echo "  --disable-v4l            disable video4linux grabbing [default=no]"

  129.   echo "  --disable-v4l2           disable video4linux2 grabbing [default=no]"

  130.   echo "  --disable-bktr           disable bktr video grabbing [default=no]"

  131.   echo "  --disable-dv1394         disable DV1394 grabbing [default=no]"

  132.   echo "  --disable-network        disable network support [default=no]"

  133.   echo "  --disable-ipv6           disable ipv6 support [default=no]"

  134.   echo "  --disable-zlib           disable zlib [default=no]"

  135.   echo "  --disable-vhook          disable video hooking support"

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

  137.   echo "  --disable-debug          disable debugging symbols"

  138.   echo "  --disable-opts           disable compiler optimizations"

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

  140.   echo "  --disable-mpegaudio-hp   faster (but less accurate)"

  141.   echo "                           MPEG audio decoding [default=no]"

  142.   echo "  --disable-protocols      disable I/O protocols support [default=no]"

  143.   echo "  --disable-ffmpeg         disable ffmpeg build"

  144.   echo "  --disable-ffserver       disable ffserver build"

  145.   echo "  --disable-ffplay         disable ffplay build"

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

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

  148.   echo "  --disable-strip          disable stripping of executables and shared libraries"

  149.   echo "  --disable-encoder=NAME   disables encoder NAME"

  150.   echo "  --enable-encoder=NAME    enables encoder NAME"

  151.   echo "  --disable-decoder=NAME   disables decoder NAME"

  152.   echo "  --enable-decoder=NAME    enables decoder NAME"

  153.   echo "  --disable-encoders       disables all encoders"

  154.   echo "  --disable-decoders       disables all decoders"

  155.   echo "  --disable-muxer=NAME     disables muxer NAME"

  156.   echo "  --enable-muxer=NAME      enables muxer NAME"

  157.   echo "  --disable-muxers         disables all muxers"

  158.   echo "  --disable-demuxer=NAME   disables demuxer NAME"

  159.   echo "  --enable-demuxer=NAME    enables demuxer NAME"

  160.   echo "  --disable-demuxers       disables all demuxers"

  161.   echo "  --enable-parser=NAME     enables parser NAME"

  162.   echo "  --disable-parser=NAME    disables parser NAME"

  163.   echo "  --disable-parsers        disables all parsers"

  164.   echo ""

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

  166.   exit 1

  167. }

  168. 

  169. log(){

  170.     echo "$@" >>$logfile

  171. }

  172. 

  173. log_file(){

  174.     log BEGIN $1

  175.     cat -n $1 >>$logfile

  176.     log END $1

  177. }

  178. 

  179. echolog(){

  180.     log "$@"

  181.     echo "$@"

  182. }

  183. 

  184. die(){

  185.     echolog "$@"

  186.     cat <<EOF

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

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

  189. ffmpeg-devel@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.

  190. EOF

  191.     if enabled logging; then

  192.         cat <<EOF

  193. Include the log file "$logfile" produced by configure as this will help

  194. solving the problem.

  195. EOF

  196.     else

  197. cat <<EOF

  198. Rerun configure with logging enabled (do not use --log=no), and include the

  199. log this produces with your report.

  200. EOF

  201.     fi

  202.     rm -f $TMPC $TMPO $TMPE $TMPS $TMPH

  203.     exit 1

  204. }

  205. 

  206. # "tr '[a-z]' '[A-Z]'" is a workaround for Solaris tr not grokking "tr a-z A-Z"

  207. toupper(){

  208.     echo "$@" | tr '[a-z]' '[A-Z]'

  209. }

  210. 

  211. set_all(){

  212.     value=$1

  213.     shift

  214.     for var in $*; do

  215.         eval $var=$value

  216.     done

  217. }

  218. 

  219. enable(){

  220.     set_all yes $*

  221. }

  222. 

  223. disable(){

  224.     set_all no $*

  225. }

  226. 

  227. enabled(){

  228.     eval test "x\$$1" = "xyes"

  229. }

  230. 

  231. disabled(){

  232.     eval test "x\$$1" = "xno"

  233. }

  234. 

  235. enabled_all(){

  236.     for opt; do

  237.         enabled $opt || return 1

  238.     done

  239. }

  240. 

  241. disabled_all(){

  242.     for opt; do

  243.         disabled $opt || return 1

  244.     done

  245. }

  246. 

  247. enabled_any(){

  248.     for opt; do

  249.         enabled $opt && return 0

  250.     done

  251. }

  252. 

  253. disabled_any(){

  254.     for opt; do

  255.         disabled $opt && return 0

  256.     done

  257. }

  258. 

  259. check_deps(){

  260.     for cfg; do

  261.         eval dep_all="\$${cfg}_deps"

  262.         eval dep_any="\$${cfg}_deps_any"

  263.         enabled_all $dep_all || disable $cfg

  264.         enabled_any $dep_any || disable $cfg

  265.     done

  266. }

  267. 

  268. print_config(){

  269.     pfx=$1

  270.     header=$2

  271.     makefile=$3

  272.     shift 3

  273.     for cfg; do

  274.         if enabled $cfg; then

  275.             ucname="${pfx}`toupper $cfg`"

  276.             echo "#define ${ucname} 1" >> $header

  277.             echo "${ucname}=yes" >> $makefile

  278.         fi

  279.     done

  280. }

  281. 

  282. flags_saved(){

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

  284. }

  285. 

  286. save_flags(){

  287.     flags_saved && return

  288.     SAVE_CFLAGS="$CFLAGS"

  289.     SAVE_LDFLAGS="$LDFLAGS"

  290.     SAVE_extralibs="$extralibs"

  291. }

  292. 

  293. restore_flags(){

  294.     CFLAGS="$SAVE_CFLAGS"

  295.     LDFLAGS="$SAVE_LDFLAGS"

  296.     extralibs="$SAVE_extralibs"

  297.     unset SAVE_CFLAGS

  298.     unset SAVE_LDFLAGS

  299.     unset SAVE_extralibs

  300. }

  301. 

  302. temp_cflags(){

  303.     save_flags

  304.     CFLAGS="$CFLAGS $*"

  305. }

  306. 

  307. temp_ldflags(){

  308.     save_flags

  309.     LDFLAGS="$LDFLAGS $*"

  310. }

  311. 

  312. temp_extralibs(){

  313.     save_flags

  314.     extralibs="$extralibs $*"

  315. }

  316. 

  317. append(){

  318.     var=$1

  319.     shift

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

  321.     eval "$var=\"\$$var $*\""

  322. }

  323. 

  324. add_cflags(){

  325.     append CFLAGS "$@"

  326. }

  327. 

  328. add_ldflags(){

  329.     append LDFLAGS "$@"

  330. }

  331. 

  332. add_extralibs(){

  333.     append extralibs "$@"

  334. }

  335. 

  336. check_cmd(){

  337.     log "$@"

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

  339. }

  340. 

  341. check_cc(){

  342.     log check_cc "$@"

  343.     cat >$TMPC

  344.     log_file $TMPC

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

  346. }

  347. 

  348. check_cpp(){

  349.     log check_cpp "$@"

  350.     cat >$TMPC

  351.     log_file $TMPC

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

  353. }

  354. 

  355. check_ld(){

  356.     log check_ld "$@"

  357.     check_cc || return

  358.     check_cmd $cc $LDFLAGS "$@" -o $TMPE $TMPO $extralibs

  359. }

  360. 

  361. check_cflags(){

  362.     log check_cflags "$@"

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

  364. int x;

  365. EOF

  366. }

  367. 

  368. check_ldflags(){

  369.     log check_ldflags "$@"

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

  371. int main(){

  372.     return 0;

  373. }

  374. EOF

  375. }

  376. 

  377. check_header(){

  378.     log check_header "$@"

  379.     header=$1

  380.     shift

  381.     check_cpp "$@" <<EOF

  382. #include <$header>

  383. int x;

  384. EOF

  385.     err=$?

  386.     var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`

  387.     test "$err" = 0 && enable $var || disable $var

  388.     return $err

  389. }

  390. 

  391. check_func(){

  392.     log check_func "$@"

  393.     func=$1

  394.     shift

  395.     check_ld "$@" <<EOF

  396. extern int $func();

  397. int main(){

  398.     $func();

  399. }

  400. EOF

  401.     err=$?

  402.     test "$err" = 0 && enable $func || disable $func

  403.     return $err

  404. }

  405. 

  406. check_lib(){

  407.     log check_lib "$@"

  408.     header="$1"

  409.     func="$2"

  410.     shift 2

  411.     temp_extralibs "$@"

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

  413.     err=$?

  414.     restore_flags

  415.     return $err

  416. }

  417. 

  418. check_exec(){

  419.     check_ld "$@" && { enabled cross_compile || $TMPE >>$logfile 2>&1; }

  420. }

  421. 

  422. require(){

  423.     name="$1"

  424.     header="$2"

  425.     func="$3"

  426.     shift 3

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

  428. }

  429. 

  430. apply(){

  431.     file=$1

  432.     shift

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

  434. }

  435. 

  436. CONFIG_LIST='

  437.     encoders

  438.     decoders

  439.     parsers

  440.     muxers

  441.     demuxers

  442.     amr

  443.     amr_nb

  444.     amr_nb_fixed

  445.     amr_wb

  446.     audio_beos

  447.     audio_oss

  448.     avisynth

  449.     beos_netserver

  450.     bktr

  451.     dc1394

  452.     dv1394

  453.     ffmpeg

  454.     ffplay

  455.     ffserver

  456.     gpl

  457.     ipv6

  458.     liba52

  459.     liba52bin

  460.     libdts

  461.     libfaac

  462.     libfaad

  463.     libfaadbin

  464.     libgsm

  465.     libmp3lame

  466.     libnut

  467.     libogg

  468.     libtheora

  469.     libvorbis

  470.     memalign_hack

  471.     mpegaudio_hp

  472.     network

  473.     pp

  474.     protocols

  475.     swscaler

  476.     vhook

  477.     video4linux

  478.     video4linux2

  479.     wince

  480.     x11grab

  481.     x264

  482.     xvid

  483.     zlib

  484. '

  485. 

  486. HAVE_LIST='

  487.     altivec

  488.     altivec_h

  489.     armv5te

  490.     armv6

  491.     beosthreads

  492.     byteswap_h

  493.     cmov

  494.     dcbzl

  495.     dev_bktr_ioctl_bt848_h

  496.     dev_bktr_ioctl_meteor_h

  497.     dev_ic_bt8xx_h

  498.     dev_video_meteor_ioctl_meteor_h

  499.     dev_video_bktr_ioctl_bt848_h

  500.     dlfcn_h

  501.     dlopen

  502.     fast_cmov

  503.     freetype2

  504.     gprof

  505.     imlib2

  506.     inet_aton

  507.     iwmmxt

  508.     localtime_r

  509.     lrintf

  510.     machine_ioctl_bt848_h

  511.     machine_ioctl_meteor_h

  512.     malloc_h

  513.     memalign

  514.     mlib

  515.     mmi

  516.     mmx

  517.     os2

  518.     os2threads

  519.     pthreads

  520.     sdl

  521.     sdl_video_size

  522.     threads

  523.     w32threads

  524. '

  525. 

  526. TARGET_LIST='

  527.     altivec

  528.     armv5te

  529.     iwmmxt

  530.     mmi

  531.     mmx

  532. '

  533. 

  534. flashsv_decoder_deps="zlib"

  535. flashsv_encoder_deps="zlib"

  536. mpeg_xvmc_decoder_deps="xvmc"

  537. png_decoder_deps="zlib"

  538. png_encoder_deps="zlib"

  539. x264_encoder_deps="x264"

  540. xvid_encoder_deps="xvid"

  541. zmbv_decoder_deps="zlib"

  542. zmbv_encoder_deps="zlib"

  543. 

  544. aac_decoder_deps="libfaad"

  545. mpeg4aac_decoder_deps="libfaad"

  546. ac3_decoder_deps="liba52"

  547. amr_nb_decoder_deps_any="amr_nb amr_nb_fixed"

  548. amr_nb_encoder_deps_any="amr_nb amr_nb_fixed"

  549. amr_wb_decoder_deps="amr_wb"

  550. amr_wb_encoder_deps="amr_wb"

  551. dts_decoder_deps="libdts"

  552. faac_encoder_deps="libfaac"

  553. libgsm_decoder_deps="libgsm"

  554. libgsm_encoder_deps="libgsm"

  555. libtheora_encoder_deps="libtheora"

  556. mp3lame_encoder_deps="libmp3lame"

  557. oggvorbis_decoder_deps="libvorbis"

  558. oggvorbis_encoder_deps="libvorbis"

  559. 

  560. audio_demuxer_deps_any="audio_oss audio_beos"

  561. audio_muxer_deps_any="audio_oss audio_beos"

  562. dc1394_demuxer_deps="dc1394"

  563. dv1394_demuxer_deps="dv1394"

  564. gxf_muxer_deps="gpl"

  565. nut_muxer_deps="libnut"

  566. ogg_muxer_deps="libogg"

  567. redir_demuxer_deps="network"

  568. rtp_muxer_deps="network"

  569. rtsp_demuxer_deps="network"

  570. sdp_demuxer_deps="network"

  571. v4l2_demuxer_deps="video4linux2"

  572. video_grab_device_demuxer_deps_any="video4linux bktr"

  573. x11_grab_device_demuxer_deps="x11grab"

  574. 

  575. # set temporary file name

  576. if test ! -z "$TMPDIR" ; then

  577.     TMPDIR1="${TMPDIR}"

  578. elif test ! -z "$TEMPDIR" ; then

  579.     TMPDIR1="${TEMPDIR}"

  580. else

  581.     TMPDIR1="/tmp"

  582. fi

  583. 

  584. TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"

  585. TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"

  586. TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}"

  587. TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"

  588. TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"

  589. 

  590. # default parameters

  591. 

  592. logging="yes"

  593. logfile="config.err"

  594. 

  595. # installation paths

  596. PREFIX="/usr/local"

  597. libdir='${PREFIX}/lib'

  598. shlibdir="$libdir"

  599. incdir='${PREFIX}/include/ffmpeg'

  600. mandir='${PREFIX}/man'

  601. bindir='${PREFIX}/bin'

  602. 

  603. # toolchain

  604. cross_prefix=""

  605. cross_compile="no"

  606. cc="gcc"

  607. ar="ar"

  608. ranlib="ranlib"

  609. make="make"

  610. strip="strip"

  611. asmalign_pot="unknown"

  612. 

  613. # machine

  614. arch=`uname -m`

  615. cpu="generic"

  616. powerpc_perf="no"

  617. mmx="default"

  618. cmov="no"

  619. fast_cmov="no"

  620. armv5te="default"

  621. armv6="default"

  622. iwmmxt="default"

  623. altivec="default"

  624. dcbzl="no"

  625. mmi="default"

  626. bigendian="no"

  627. 

  628. case "$arch" in

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

  630.     arch="x86_32"

  631.   ;;

  632.   x86_64|amd64)

  633.     arch="x86_32"

  634.     canon_arch="`$cc -dumpmachine | sed -e 's,\([^-]*\)-.*,\1,'`"

  635.     if [ x"$canon_arch" = x"x86_64" -o x"$canon_arch" = x"amd64" ]; then

  636.       if [ -z "`echo $CFLAGS | grep -- -m32`"  ]; then

  637.         arch="x86_64"

  638.       fi

  639.     fi

  640.   ;;

  641.   # armv4l is a subset of armv[567]*l

  642.   arm|armv[4567]*l)

  643.     arch="armv4l"

  644.   ;;

  645.   alpha)

  646.     arch="alpha"

  647.   ;;

  648.   "Power Macintosh"|ppc|ppc64|powerpc)

  649.     arch="powerpc"

  650.   ;;

  651.   mips|mipsel|IP*)

  652.     arch="mips"

  653.   ;;

  654.   sun4u|sparc64)

  655.     arch="sparc64"

  656.   ;;

  657.   sparc)

  658.     arch="sparc"

  659.   ;;

  660.   sh4)

  661.     arch="sh4"

  662.   ;;

  663.   parisc|parisc64)

  664.     arch="parisc"

  665.   ;;

  666.   s390|s390x)

  667.     arch="s390"

  668.   ;;

  669.   m68k)

  670.     arch="m68k"

  671.   ;;

  672.   ia64)

  673.     arch="ia64"

  674.   ;;

  675.   bfin)

  676.     arch="bfin"

  677.   ;;

  678.   *)

  679.     arch="unknown"

  680.   ;;

  681. esac

  682. 

  683. # OS

  684. beos_netserver="no"

  685. mingw32="no"

  686. os2="no"

  687. wince="no"

  688. 

  689. # non-library system interfaces

  690. audio_beos="no"

  691. audio_oss="yes"

  692. bktr="no"

  693. dv1394="yes"

  694. video4linux2="yes"

  695. video4linux="yes"

  696. 

  697. # libraries

  698. amr_if2="no"

  699. amr_nb="no"

  700. amr_nb_fixed="no"

  701. amr_wb="no"

  702. avisynth="no"

  703. dc1394="no"

  704. dlfcn_h="no"

  705. dlopen="no"

  706. liba52="no"

  707. liba52bin="no"

  708. libdts="no"

  709. libfaac="no"

  710. libfaad2="no"

  711. libfaad="no"

  712. libfaadbin="no"

  713. libgsm="no"

  714. libmp3lame="no"

  715. libnut="no"

  716. libogg="no"

  717. libtheora="no"

  718. libvorbis="no"

  719. mlib="no"

  720. x11grab="no"

  721. x264="no"

  722. xvid="no"

  723. zlib="yes"

  724. 

  725. # configurable options

  726. debug="yes"

  727. dostrip="yes"

  728. extrawarnings="no"

  729. ffmpeg="yes"

  730. ffplay="yes"

  731. ffserver="yes"

  732. gpl="no"

  733. gprof="no"

  734. ipv6="yes"

  735. lshared="no"

  736. lstatic="yes"

  737. memalign_hack="no"

  738. mpegaudio_hp="yes"

  739. network="yes"

  740. optimize="yes"

  741. pp="no"

  742. protocols="yes"

  743. swscaler="no"

  744. vhook="default"

  745. 

  746. # threading

  747. beosthreads="no"

  748. os2threads="no"

  749. pthreads="no"

  750. w32threads="no"

  751. thread_type="no"

  752. 

  753. # build settings

  754. extralibs="-lm"

  755. SHFLAGS='-shared -Wl,-soname,$@'

  756. VHOOKSHFLAGS='$(SHFLAGS)'

  757. LIBOBJFLAGS=""

  758. FFLDFLAGS=-Wl,--warn-common

  759. LDLATEFLAGS='-Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'

  760. FFSERVERLDFLAGS=-Wl,-E

  761. LDCONFIG="ldconfig"

  762. LIBPREF="lib"

  763. LIBSUF=".a"

  764. LIB='$(LIBPREF)$(NAME)$(LIBSUF)'

  765. SLIBPREF="lib"

  766. SLIBSUF=".so"

  767. SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF)'

  768. SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'

  769. SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'

  770. EXESUF=""

  771. BUILDSUF=""

  772. LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(libdir)/$(LIB)"'

  773. 

  774. # OS specific

  775. targetos=`uname -s`

  776. case $targetos in

  777.   BeOS)

  778.     PREFIX="/boot/home/config"

  779.     # helps building libavcodec

  780.     add_cflags "-DPIC -fomit-frame-pointer"

  781.     # 3 gcc releases known for BeOS, each with ugly bugs

  782.     gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"

  783.     case "$gcc_version" in

  784.       2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"

  785.         mmx="no"

  786.         ;;

  787.       *20010315*) echo "BeBits gcc"

  788.         add_cflags "-fno-expensive-optimizations"

  789.         ;;

  790.     esac

  791.     SHFLAGS=-nostart

  792.     # disable Linux things

  793.     audio_oss="no"

  794.     video4linux="no"

  795.     video4linux2="no"

  796.     dv1394="no"

  797.     # enable BeOS things

  798.     audio_beos="yes"

  799.     # no need for libm, but the inet stuff

  800.     # Check for BONE

  801.     if (echo $BEINCLUDES|grep 'headers/be/bone' >/dev/null); then

  802.         extralibs="-lbind -lsocket"

  803.     else

  804.         beos_netserver="yes"

  805.         extralibs="-lnet"

  806.     fi ;;

  807.   SunOS)

  808.     video4linux="no"

  809.     video4linux2="no"

  810.     audio_oss="no"

  811.     dv1394="no"

  812.     make="gmake"

  813.     FFLDFLAGS=""

  814.     FFSERVERLDFLAGS=""

  815.     SHFLAGS="-shared -Wl,-h,\$@"

  816.     add_extralibs "-lsocket -lnsl"

  817.     ;;

  818.   NetBSD)

  819.     video4linux="no"

  820.     video4linux2="no"

  821.     bktr="yes"

  822.     audio_oss="yes"

  823.     dv1394="no"

  824.     make="gmake"

  825.     add_extralibs "-lossaudio"

  826.     ;;

  827.   OpenBSD)

  828.     video4linux="no"

  829.     video4linux2="no"

  830.     bktr="yes"

  831.     audio_oss="yes"

  832.     dv1394="no"

  833.     need_memalign="no"

  834.     make="gmake"

  835.     LIBOBJFLAGS="\$(PIC)"

  836.     LDCONFIG="ldconfig -m \$(shlibdir)"

  837.     SHFLAGS='-shared'

  838.     SLIBNAME='$(SLIBPREF)$(NAME)$(SLIBSUF).$(LIBVERSION)'

  839.     SLIBNAME_WITH_VERSION='$(SLIBNAME)'

  840.     SLIBNAME_WITH_MAJOR='$(SLIBNAME)'

  841.     add_extralibs "-lossaudio"

  842.     ;;

  843.   FreeBSD)

  844.     video4linux="no"

  845.     video4linux2="no"

  846.     bktr="yes"

  847.     audio_oss="yes"

  848.     dv1394="no"

  849.     make="gmake"

  850.     need_memalign="no"

  851.     add_cflags "-pthread"

  852.     ;;

  853.   GNU/kFreeBSD)

  854.     video4linux="no"

  855.     video4linux2="no"

  856.     bktr="yes"

  857.     audio_oss="yes"

  858.     dv1394="no"

  859.     add_cflags "-pthread"

  860.     ;;

  861.   BSD/OS)

  862.     video4linux="no"

  863.     video4linux2="no"

  864.     bktr="yes"

  865.     audio_oss="yes"

  866.     dv1394="no"

  867.     extralibs="-lpoll -lgnugetopt -lm"

  868.     make="gmake"

  869.     strip="strip -d"

  870.     ;;

  871.   Darwin)

  872.     cc="cc"

  873.     video4linux="no"

  874.     video4linux2="no"

  875.     audio_oss="no"

  876.     dv1394="no"

  877.     need_memalign="no"

  878.     SHFLAGS="-dynamiclib -Wl,-single_module -Wl,-install_name,\$(shlibdir)/\$(SLIBNAME),-current_version,\$(SPPVERSION),-compatibility_version,\$(SPPVERSION) -Wl,-read_only_relocs,suppress"

  879.     VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(shlibdir)/vhook/$@'

  880.     extralibs=""

  881.     strip="strip -x"

  882.     FFLDFLAGS="-Wl,-dynamic,-search_paths_first"

  883.     SLIBSUF=".dylib"

  884.     SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME).$(LIBVERSION)$(SLIBSUF)'

  885.     SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME).$(LIBMAJOR)$(SLIBSUF)'

  886.     FFSERVERLDFLAGS=-Wl,-bind_at_load

  887.     ;;

  888.   MINGW32*)

  889.     # Note: the rest of the mingw32 config is done afterwards as mingw32

  890.     # can be forced on the command line for Linux cross compilation.

  891.     mingw32="yes"

  892.     ;;

  893.   CYGWIN*)

  894.     targetos=CYGWIN

  895.     shlibdir="$bindir"

  896.     video4linux="no"

  897.     video4linux2="no"

  898.     audio_oss="yes"

  899.     dv1394="no"

  900.     VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'

  901.     VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'

  902.     extralibs=""

  903.     EXESUF=".exe"

  904.     SLIBPREF="cyg"

  905.     SLIBSUF=".dll"

  906.     SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'

  907.     SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'

  908.     SHFLAGS='-shared -Wl,--out-implib=lib$(NAME).dll.a'

  909.     ;;

  910.   Linux)

  911.     LDLATEFLAGS="-Wl,--as-needed $LDLATEFLAGS"

  912.     ;;

  913.   IRIX*)

  914.     targetos=IRIX

  915.     ranlib="echo ignoring ranlib"

  916.     video4linux="no"

  917.     video4linux2="no"

  918.     audio_oss="no"

  919.     make="gmake"

  920.     ;;

  921.   OS/2)

  922.     TMPE=$TMPE".exe"

  923.     ar="emxomfar -p128"

  924.     ranlib="echo ignoring ranlib"

  925.     strip="echo ignoring strip"

  926.     add_cflags "-Zomf"

  927.     FFLDFLAGS="-Zomf -Zstack 16384 -s"

  928.     SHFLAGS="-Zdll -Zomf"

  929.     FFSERVERLDFLAGS=""

  930.     LIBPREF=""

  931.     LIBSUF=".lib"

  932.     SLIBPREF=""

  933.     SLIBSUF=".dll"

  934.     EXESUF=".exe"

  935.     extralibs=""

  936.     pkg_requires=""

  937.     video4linux="no"

  938.     video4linux2="no"

  939.     audio_oss="no"

  940.     dv1394="no"

  941.     ffserver="no"

  942.     vhook="no"

  943.     os2="yes"

  944.     ;;

  945.   *)

  946.     targetos="${targetos}-UNKNOWN"

  947.     ;;

  948. esac

  949. 

  950. # find source path

  951. source_path="`dirname \"$0\"`"

  952. source_path_used="yes"

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

  954.     source_path="`pwd`"

  955.     source_path_used="no"

  956. else

  957.     source_path="`cd \"$source_path\"; pwd`"

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

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

  960. fi

  961. 

  962. if test x"$1" = x"-h" -o x"$1" = x"--help" ; then

  963.     show_help

  964. fi

  965. 

  966. FFMPEG_CONFIGURATION="$@"

  967. 

  968. ENCODER_LIST=`sed -n 's/^[^#]*ENC.*, *\(.*\)).*/\1_encoder/p' "$source_path/libavcodec/allcodecs.c"`

  969. DECODER_LIST=`sed -n 's/^[^#]*DEC.*, *\(.*\)).*/\1_decoder/p' "$source_path/libavcodec/allcodecs.c"`

  970. PARSER_LIST=`sed -n 's/^[^#]*PARSER.*, *\(.*\)).*/\1_parser/p' "$source_path/libavcodec/allcodecs.c"`

  971. MUXER_LIST=`sed -n 's/^[^#]*_MUX.*, *\(.*\)).*/\1_muxer/p' "$source_path/libavformat/allformats.c"`

  972. DEMUXER_LIST=`sed -n 's/^[^#]*DEMUX.*, *\(.*\)).*/\1_demuxer/p' "$source_path/libavformat/allformats.c"`

  973. 

  974. enable $ENCODER_LIST $DECODER_LIST $PARSER_LIST $MUXER_LIST $DEMUXER_LIST

  975. 

  976. for opt do

  977.   optval="${opt#*=}"

  978.   case "$opt" in

  979.   --log)

  980.   ;;

  981.   --log=*) logging="$optval"

  982.   ;;

  983.   --prefix=*) PREFIX="$optval"

  984.   ;;

  985.   --libdir=*) libdir="$optval"

  986.   ;;

  987.   --shlibdir=*) shlibdir="$optval"

  988.   ;;

  989.   --incdir=*) incdir="$optval"

  990.   ;;

  991.   --mandir=*) mandir="$optval"

  992.   ;;

  993.   --source-path=*) source_path="$optval"

  994.   ;;

  995.   --cross-prefix=*) cross_prefix="$optval"

  996.   ;;

  997.   --cross-compile) cross_compile=yes

  998.   ;;

  999.   --cc=*) cc="$optval"

  1000.   ;;

  1001.   --make=*) make="$optval"

  1002.   ;;

  1003.   --extra-cflags=*) add_cflags "$optval"

  1004.   ;;

  1005.   --extra-ldflags=*) add_ldflags "$optval"

  1006.   ;;

  1007.   --extra-libs=*) add_extralibs "$optval"

  1008.   ;;

  1009.   --build-suffix=*) BUILDSUF="$optval"

  1010.   ;;

  1011.   --arch=*) arch="$optval"

  1012.   ;;

  1013.   --cpu=*) cpu="$optval"

  1014.   ;;

  1015.   --powerpc-perf-enable) powerpc_perf="yes"

  1016.   ;;

  1017.   --disable-mmx) mmx="no"

  1018.   ;;

  1019.   --disable-armv5te) armv5te="no"

  1020.   ;;

  1021.   --disable-armv6) armv6="no"

  1022.   ;;

  1023.   --disable-iwmmxt) iwmmxt="no"

  1024.   ;;

  1025.   --disable-altivec) altivec="no"

  1026.   ;;

  1027.   --enable-gprof) gprof="yes"

  1028.   ;;

  1029.   --disable-v4l) video4linux="no"

  1030.   ;;

  1031.   --disable-v4l2) video4linux2="no"

  1032.   ;;

  1033.   --disable-bktr) bktr="no"

  1034.   ;;

  1035.   --disable-audio-oss) audio_oss="no"

  1036.   ;;

  1037.   --disable-audio-beos) audio_beos="no"

  1038.   ;;

  1039.   --disable-dv1394) dv1394="no"

  1040.   ;;

  1041.   --disable-network) network="no"; ffserver="no"

  1042.   ;;

  1043.   --disable-ipv6) ipv6="no";

  1044.   ;;

  1045.   --disable-zlib) zlib="no"

  1046.   ;;

  1047.   --enable-a52) liba52="yes"

  1048.   ;;

  1049.   --enable-a52bin) liba52bin="yes"

  1050.   ;;

  1051.   --enable-dts) libdts="yes"

  1052.   ;;

  1053.   --enable-pp) pp="yes"

  1054.   ;;

  1055.   --enable-libgsm) libgsm="yes"

  1056.   ;;

  1057.   --enable-mp3lame) libmp3lame="yes"

  1058.   ;;

  1059.   --enable-libnut) libnut="yes"

  1060.   ;;

  1061.   --enable-libogg) libogg="yes"

  1062.     pkg_requires="$pkg_requires ogg >= 1.1"

  1063.   ;;

  1064.   --enable-libtheora) libtheora="yes"

  1065.     pkg_requires="$pkg_requires theora"

  1066.   ;;

  1067.   --enable-vorbis) libvorbis="yes"

  1068.     pkg_requires="$pkg_requires vorbis vorbisenc"

  1069.   ;;

  1070.   --enable-faad) libfaad="yes"

  1071.   ;;

  1072.   --enable-faadbin) libfaadbin="yes"

  1073.   ;;

  1074.   --enable-faac) libfaac="yes"

  1075.   ;;

  1076.   --enable-xvid) xvid="yes"

  1077.   ;;

  1078.   --enable-x264) x264="yes"

  1079.   ;;

  1080.   --enable-avisynth) avisynth="yes";

  1081.   ;;

  1082.   --enable-x11grab) x11grab="yes";

  1083.   ;;

  1084.   --enable-dc1394) dc1394="yes"

  1085.     pkg_requires="$pkg_requires libraw1394"

  1086.   ;;

  1087.   --disable-vhook) vhook="no"

  1088.   ;;

  1089.   --enable-mingw32) mingw32="yes"

  1090.   ;;

  1091.   --enable-mingwce) wince="yes"

  1092.   ;;

  1093.   --enable-static) lstatic="yes"

  1094.   ;;

  1095.   --disable-static) lstatic="no"

  1096.   ;;

  1097.   --enable-shared) lshared="yes"

  1098.   ;;

  1099.   --disable-shared) lshared="no"

  1100.   ;;

  1101.   --disable-debug) debug="no"

  1102.   ;;

  1103.   --disable-opts) optimize="no"

  1104.   ;;

  1105.   --enable-extra-warnings) extrawarnings="yes"

  1106.   ;;

  1107.   --disable-mpegaudio-hp) mpegaudio_hp="no"

  1108.   ;;

  1109.   --disable-protocols) protocols="no"; network="no"; ffserver="no"

  1110.   ;;

  1111.   --disable-ffmpeg) ffmpeg="no"

  1112.   ;;

  1113.   --disable-ffserver) ffserver="no"

  1114.   ;;

  1115.   --disable-ffplay) ffplay="no"

  1116.   ;;

  1117.   --enable-small) optimize="small"

  1118.   ;;

  1119.   --enable-amr_nb) amr="yes"; amr_nb="yes"; amr_nb_fixed="no"

  1120.   ;;

  1121.   --enable-amr_nb-fixed) amr="yes"; amr_nb_fixed="yes"; amr_nb="no"

  1122.   ;;

  1123.   --enable-amr_wb) amr="yes"; amr_wb="yes"

  1124.   ;;

  1125.   --enable-amr_if2) amr="yes"; amr_if2="yes"

  1126.   ;;

  1127.   --enable-sunmlib) mlib="yes"

  1128.   ;;

  1129.   --enable-pthreads) pthreads="yes"

  1130.   ;;

  1131.   --enable-w32threads) w32threads="yes"

  1132.   ;;

  1133.   --enable-beosthreads) beosthreads="yes"

  1134.   ;;

  1135.   --enable-os2threads) os2threads="yes"

  1136.   ;;

  1137.   --enable-swscaler) swscaler="yes"

  1138.   ;;

  1139.   --enable-gpl) gpl="yes"

  1140.   ;;

  1141.   --enable-memalign-hack) memalign_hack="yes"

  1142.   ;;

  1143.   --disable-strip) dostrip="no"

  1144.   ;;

  1145.   --enable-encoder=*) enable ${optval}_encoder

  1146.   ;;

  1147.   --enable-decoder=*) enable ${optval}_decoder

  1148.   ;;

  1149.   --disable-encoder=*) disable ${optval}_encoder

  1150.   ;;

  1151.   --disable-decoder=*) disable ${optval}_decoder

  1152.   ;;

  1153.   --disable-encoders) disable $ENCODER_LIST

  1154.   ;;

  1155.   --disable-decoders) disable $DECODER_LIST

  1156.   ;;

  1157.   --enable-muxer=*) enable ${optval}_muxer

  1158.   ;;

  1159.   --disable-muxer=*) disable ${optval}_muxer

  1160.   ;;

  1161.   --disable-muxers) disable $MUXER_LIST; ffserver="no"

  1162.   ;;

  1163.   --enable-demuxer=*) enable ${optval}_demuxer

  1164.   ;;

  1165.   --disable-demuxer=*) disable ${optval}_demuxer

  1166.   ;;

  1167.   --disable-demuxers) disable $DEMUXER_LIST

  1168.   ;;

  1169.   --enable-parser=*) enable ${optval}_parser

  1170.   ;;

  1171.   --disable-parser=*) disable ${optval}_parser

  1172.   ;;

  1173.   --disable-parsers) disable $PARSER_LIST

  1174.   ;;

  1175.   --help) show_help

  1176.   ;;

  1177.   *)

  1178.   echo "Unknown option \"$opt\"."

  1179.   echo "See $0 --help for available options."

  1180.   exit 1

  1181.   ;;

  1182.   esac

  1183. done

  1184. 

  1185. if ! disabled logging ; then

  1186.     enabled logging || logfile="$logging"

  1187.     echo "# $0 $@" >$logfile

  1188.     set >>$logfile

  1189. else

  1190.     logfile=/dev/null

  1191. fi

  1192. 

  1193. if enabled_any mingw32 wince; then

  1194.     if enabled_all lshared lstatic; then

  1195.         cat <<EOF

  1196. You can only build one library type at once on MinGW.

  1197. Specify --disable-static --enable-shared to only build

  1198. the shared libraries. To build only the static libraries

  1199. you do not need to pass additional options.

  1200. EOF

  1201.         exit 1

  1202.     fi

  1203.     video4linux="no"

  1204.     video4linux2="no"

  1205.     audio_oss="no"

  1206.     dv1394="no"

  1207.     dc1394="no"

  1208.     ffserver="no"

  1209.     network="no"

  1210.     if enabled wince; then

  1211.         protocols="no"

  1212.     fi

  1213.     SLIBPREF=""

  1214.     SLIBSUF=".dll"

  1215.     EXESUF=".exe"

  1216.     SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'

  1217.     SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'

  1218.     SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"

  1219.     SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(shlibdir)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""

  1220.     SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc"

  1221. fi

  1222. 

  1223. # Combine FFLDFLAGS and the LDFLAGS environment variable.

  1224. LDFLAGS="$FFLDFLAGS $LDFLAGS"

  1225. 

  1226. test -n "$cross_prefix" && cross_compile=yes

  1227. cc="${cross_prefix}${cc}"

  1228. ar="${cross_prefix}${ar}"

  1229. ranlib="${cross_prefix}${ranlib}"

  1230. strip="${cross_prefix}${strip}"

  1231. 

  1232. # we need to build at least one lib type

  1233. if disabled_all lstatic lshared; then

  1234.     cat <<EOF

  1235. At least one library type must be built.

  1236. Specify --enable-static to build the static libraries or --enable-shared to

  1237. build the shared libraries as well. To only build the shared libraries specify

  1238. --disable-static in addition to --enable-shared.

  1239. EOF

  1240.     exit 1;

  1241. fi

  1242. 

  1243. if disabled libogg; then

  1244.     enabled libtheora && die "libogg must be enabled to enable libtheora."

  1245.     enabled libvorbis && die "libogg must be enabled to enable libvorbis."

  1246. fi

  1247. 

  1248. if enabled_any libfaad libfaadbin ; then

  1249.     if check_header faad.h; then

  1250.         check_cc << EOF

  1251. #include <faad.h>

  1252. #ifndef FAAD2_VERSION

  1253. ok faad1

  1254. #endif

  1255. int main( void ) { return 0; }

  1256. EOF

  1257.         test $? = 0 && enable libfaad2

  1258.     else

  1259.         die "FAAD test failed."

  1260.     fi

  1261. fi

  1262. 

  1263. 

  1264. if disabled gpl ; then

  1265.     die_gpl_disabled(){

  1266.         name=$1

  1267.         shift

  1268.         enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."

  1269.     }

  1270.     die_gpl_disabled "The Postprocessing code" pp

  1271.     die_gpl_disabled "liba52"                  liba52 liba52bin

  1272.     die_gpl_disabled "libxvidcore"             xvid

  1273.     die_gpl_disabled "x264"                    x264

  1274.     die_gpl_disabled "libdts"                  libdts

  1275.     die_gpl_disabled "FAAD2"                   libfaad2

  1276.     die_gpl_disabled "The X11 grabber"         x11grab

  1277.     die_gpl_disabled "The software scaler"     swscaler

  1278. fi

  1279. 

  1280. # compute MMX state

  1281. if test $mmx = "default"; then

  1282.     if test $arch = "x86_32" -o $arch = "x86_64"; then

  1283.         mmx="yes"

  1284.     else

  1285.         mmx="no"

  1286.     fi

  1287. fi

  1288. 

  1289. test -z "$need_memalign" && need_memalign="$mmx"

  1290. 

  1291. #Darwin CC versions

  1292. needmdynamicnopic="no"

  1293. if test $targetos = Darwin; then

  1294.     if test -n "`$cc -v 2>&1 | grep xlc`"; then

  1295.         add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"

  1296.     else

  1297.         gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"

  1298.         case "$gcc_version" in

  1299.             *2.95*)

  1300.                 add_cflags "-no-cpp-precomp -pipe"

  1301.                 ;;

  1302.             *[34].*)

  1303.                 add_cflags "-no-cpp-precomp -pipe -force_cpusubtype_ALL -Wno-sign-compare"

  1304.                 if disabled lshared; then

  1305.                    needmdynamicnopic="yes"

  1306.                 fi

  1307.                 ;;

  1308.             *)

  1309.                 add_cflags "-no-cpp-precomp -pipe"

  1310.                 if disabled lshared; then

  1311.                    needmdynamicnopic="yes"

  1312.                 fi

  1313.                 ;;

  1314.         esac

  1315.     fi

  1316. fi

  1317. 

  1318. if ! disabled optimize ; then

  1319.     add_cflags "-fomit-frame-pointer"

  1320. fi

  1321. 

  1322. # Can only do AltiVec on PowerPC

  1323. if test $altivec = "default"; then

  1324.     if test $arch = "powerpc"; then

  1325.         altivec="yes"

  1326.     else

  1327.         altivec="no"

  1328.     fi

  1329. fi

  1330. 

  1331. # Add processor-specific flags

  1332. POWERPCMODE="32bits"

  1333. if test $cpu != "generic"; then

  1334.     warn_altivec_enabled(){

  1335.         enabled altivec && echo "WARNING: Tuning for $1 but AltiVec enabled.";

  1336.     }

  1337.     warn_altivec_disabled(){

  1338.         disabled altivec && echo "WARNING: Tuning for $1 but AltiVec disabled.";

  1339.     }

  1340.     case $cpu in

  1341.         601|ppc601|PowerPC601)

  1342.             add_cflags "-mcpu=601"

  1343.             warn_altivec_enabled PPC601

  1344.         ;;

  1345.         603*|ppc603*|PowerPC603*)

  1346.             add_cflags "-mcpu=603"

  1347.             warn_altivec_enabled PPC603

  1348.         ;;

  1349.         604*|ppc604*|PowerPC604*)

  1350.             add_cflags "-mcpu=604"

  1351.             warn_altivec_enabled PPC604

  1352.         ;;

  1353.         G3|g3|75*|ppc75*|PowerPC75*)

  1354.             add_cflags "-mcpu=750 -mpowerpc-gfxopt"

  1355.             warn_altivec_enabled PPC75x

  1356.         ;;

  1357.         G4|g4|745*|ppc745*|PowerPC745*)

  1358.             add_cflags "-mcpu=7450 -mpowerpc-gfxopt"

  1359.             warn_altivec_disabled PPC745x

  1360.         ;;

  1361.         74*|ppc74*|PowerPC74*)

  1362.             add_cflags "-mcpu=7400 -mpowerpc-gfxopt"

  1363.             warn_altivec_disabled PPC74xx

  1364.         ;;

  1365.         G5|g5|970|ppc970|PowerPC970|power4*|Power4*)

  1366.             add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"

  1367.             warn_altivec_disabled PPC970

  1368.             POWERPCMODE="64bits"

  1369.         ;;

  1370.         # targets that do NOT support conditional mov (cmov)

  1371.         i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)

  1372.             add_cflags "-march=$cpu"

  1373.             cmov="no"

  1374.         ;;

  1375.         # targets that do support conditional mov (cmov)

  1376.         i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)

  1377.             add_cflags "-march=$cpu"

  1378.             cmov="yes"

  1379.             fast_cmov="yes"

  1380.         ;;

  1381.         # targets that do support conditional mov but on which it's slow

  1382.         pentium4|prescott|nocona)

  1383.             add_cflags "-march=$cpu"

  1384.             cmov="yes"

  1385.             fast_cmov="no"

  1386.         ;;

  1387.         sparc64)

  1388.             add_cflags "-mcpu=v9"

  1389.         ;;

  1390.         *)

  1391.         echo "WARNING: Unknown CPU \"$cpu\", ignored."

  1392.         ;;

  1393.     esac

  1394. fi

  1395. 

  1396. # make sure we can execute files in $TMPDIR

  1397. cat >$TMPE 2>>$logfile <<EOF

  1398. #! /bin/sh

  1399. EOF

  1400. chmod +x $TMPE >>$logfile 2>&1

  1401. if ! $TMPE >>$logfile 2>&1; then

  1402.     cat <<EOF

  1403. Unable to create and execute files in $TMPDIR1.  Set the TMPDIR environment

  1404. variable to another directory and make sure that $TMPDIR1 is not mounted

  1405. noexec.

  1406. EOF

  1407.     die "Sanity test failed."

  1408. fi

  1409. rm $TMPE

  1410. 

  1411. # compiler sanity check

  1412. check_exec <<EOF

  1413. int main(){

  1414.     return 0;

  1415. }

  1416. EOF

  1417. if test "$?" != 0; then

  1418.     echo "$cc is unable to create an executable file."

  1419.     if test -z "$cross_prefix" && disabled cross_compile ; then

  1420.         echo "If $cc is a cross-compiler, use the --cross-compile option."

  1421.         echo "Only do this if you know what cross compiling means."

  1422.     fi

  1423.     die "C compiler test failed."

  1424. fi

  1425. 

  1426. # check for assembler specific support

  1427. 

  1428. if test $arch = "powerpc"; then

  1429. check_cc <<EOF && dcbzl=yes

  1430. int main(void) {

  1431.     register long zero = 0;

  1432.     char data[1024];

  1433.     asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));

  1434. return 0;

  1435. }

  1436. EOF

  1437. fi

  1438. 

  1439. # check for SIMD availability

  1440. 

  1441. # AltiVec flags: The FSF version of GCC differs from the Apple version

  1442. if test $arch = "powerpc"; then

  1443.     if enabled altivec; then

  1444.         if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then

  1445.             add_cflags "-faltivec"

  1446.         else

  1447.             add_cflags "-maltivec -mabi=altivec"

  1448.         fi

  1449.     fi

  1450. fi

  1451. 

  1452. check_header altivec.h

  1453. 

  1454. # check if our compiler supports Motorola AltiVec C API

  1455. if enabled altivec; then

  1456.     if enabled altivec_h; then

  1457.         inc_altivec_h="#include <altivec.h>"

  1458.     else

  1459.         inc_altivec_h=

  1460.     fi

  1461.     check_cc <<EOF || altivec=no

  1462. $inc_altivec_h

  1463. int main(void) {

  1464.     vector signed int v1, v2, v3;

  1465.     v1 = vec_add(v2,v3);

  1466.     return 0;

  1467. }

  1468. EOF

  1469. fi

  1470. 

  1471. # check armv5te instructions support

  1472. if test $armv5te = "default" -a $arch = "armv4l"; then

  1473.     armv5te=no

  1474.     check_cc <<EOF && armv5te=yes

  1475.         int main(void) {

  1476.         __asm__ __volatile__ ("qadd r0, r0, r0");

  1477.         }

  1478. EOF

  1479. fi

  1480. 

  1481. if test $armv6 = "default" -a $arch = "armv4l"; then

  1482.     check_cc <<EOF && armv6=yes || armv6=no

  1483. int main(void) {

  1484.     __asm__ __volatile__ ("sadd16 r0, r0, r0");

  1485. }

  1486. EOF

  1487. fi

  1488. 

  1489. # check iwmmxt support

  1490. if test $iwmmxt = "default" -a $arch = "armv4l"; then

  1491.     iwmmxt=no

  1492.     check_cc <<EOF && iwmmxt=yes

  1493.         int main(void) {

  1494.         __asm__ __volatile__ ("wunpckelub wr6, wr4");

  1495.         }

  1496. EOF

  1497. fi

  1498. 

  1499. # mmi only available on mips

  1500. if test $mmi = "default"; then

  1501.     if test $arch = "mips"; then

  1502.         mmi="yes"

  1503.     else

  1504.         mmi="no"

  1505.     fi

  1506. fi

  1507. 

  1508. # check if our compiler supports mmi

  1509. enabled mmi && check_cc <<EOF || mmi="no"

  1510. int main(void) {

  1511.     __asm__ ("lq \$2, 0(\$2)");

  1512.     return 0;

  1513. }

  1514. EOF

  1515. 

  1516. # ---

  1517. # big/little-endian test

  1518. if disabled cross_compile; then

  1519.     check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"

  1520. #include <inttypes.h>

  1521. int main(int argc, char ** argv){

  1522.         volatile uint32_t i=0x01234567;

  1523.         return (*((uint8_t*)(&i))) == 0x67;

  1524. }

  1525. EOF

  1526. else

  1527.     # programs cannot be launched if cross compiling, so make a static guess

  1528.     if test "$arch" = "powerpc" -o "$arch" = "mips" ; then

  1529.         bigendian="yes"

  1530.     fi

  1531. fi

  1532. 

  1533. # ---

  1534. # check availability of some header files

  1535. 

  1536. check_header malloc.h

  1537. check_func memalign

  1538. 

  1539. if disabled_all memalign memalign_hack && enabled need_memalign ; then

  1540.     die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."

  1541. fi

  1542. 

  1543. check_header byteswap.h

  1544. 

  1545. check_func inet_aton

  1546. check_func localtime_r

  1547. enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"

  1548. 

  1549. # check for some common methods of building with pthread support

  1550. # do this before the optional library checks as some of them require pthreads

  1551. if enabled pthreads; then

  1552.     if check_func pthread_create; then

  1553.         :

  1554.     elif check_func pthread_create -pthread; then

  1555.         add_cflags -pthread

  1556.         add_ldflags -pthread

  1557.     elif check_func pthread_create -pthreads; then

  1558.         add_cflags -pthreads

  1559.         add_ldflags -pthreads

  1560.     elif ! check_lib pthread.h pthread_create -lpthread; then

  1561.         die "ERROR: can't find pthreads library"

  1562.     fi

  1563. fi

  1564. 

  1565. for thread in pthreads beosthreads os2threads w32threads; do

  1566.     if enabled $thread; then

  1567.         if ! disabled thread_type ; then

  1568.             die "ERROR: Only one thread type must be selected."

  1569.         else

  1570.             thread_type="$thread"

  1571.         fi

  1572.     fi

  1573. done

  1574. 

  1575. # these are off by default, so fail if requested and not available

  1576. enabled libdts     && require libdts dts.h dts_init -ldts -lm

  1577. enabled libgsm     && require libgsm gsm.h gsm_create -lgsm

  1578. enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm

  1579. enabled libtheora  && require libtheora theora/theora.h theora_info_init -ltheora -logg

  1580. enabled libvorbis  && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg

  1581. enabled libogg     && require libogg ogg/ogg.h ogg_sync_init -logg

  1582. enabled libnut     && require libnut libnut.h nut_demuxer_init -lnut

  1583. enabled xvid       && require XviD xvid.h xvid_global -lxvidcore

  1584. enabled x264       && require x264 x264.h x264_encoder_open -lx264

  1585. enabled dc1394     && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394

  1586. enabled mlib       && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib

  1587. 

  1588. # Ugh, libfaac uses stdcall calling convention on win32 so we can't use

  1589. # the generic test functions

  1590. if enabled libfaac; then

  1591.     save_flags

  1592.     temp_extralibs -lfaac

  1593.     check_ld <<EOF && add_extralibs -lfaac || die "ERROR: libfaac not found"

  1594. #include <stdint.h>

  1595. #include <faac.h>

  1596. int main(){

  1597.     char *id, *cpr;

  1598.     faacEncGetVersion(&id, &cpr);

  1599.     return 0;

  1600. }

  1601. EOF

  1602.     restore_flags

  1603. fi

  1604. 

  1605. # Ugh, recent faad2 versions have renamed all functions and #define the

  1606. # old names in faad.h.  Generic tests won't work.

  1607. if enabled libfaad; then

  1608.     save_flags

  1609.     temp_extralibs -lfaad

  1610.     check_ld <<EOF && add_extralibs -lfaad || die "ERROR: libfaad not found"

  1611. #include <faad.h>

  1612. int main(){

  1613.     faacDecOpen();

  1614.     return 0;

  1615. }

  1616. EOF

  1617.     restore_flags

  1618. fi

  1619. 

  1620. # Ugh, avisynth uses WINAPI calls. Generic tests won't work.

  1621. if enabled avisynth; then

  1622.     save_flags

  1623.     temp_extralibs -lvfw32

  1624.     check_ld <<EOF && add_extralibs -lvfw32 || die "ERROR: vfw32 not found"

  1625. #include <windows.h>

  1626. #include <vfw.h>

  1627. int main(){

  1628.     AVIFileInit();

  1629.     return 0;

  1630. }

  1631. EOF

  1632.     restore_flags

  1633. fi

  1634. 

  1635. 

  1636. # test for lrintf in math.h

  1637. check_exec <<EOF && lrintf=yes || lrintf=no

  1638. #define _ISOC9X_SOURCE  1

  1639. #include <math.h>

  1640. int main( void ) { return (lrintf(3.999f) > 0)?0:1; }

  1641. EOF

  1642. 

  1643. _restrict=

  1644. for restrict_keyword in restrict __restrict__ __restrict; do

  1645.     check_cc <<EOF && _restrict=$restrict_keyword && break

  1646. void foo(char * $restrict_keyword p);

  1647. EOF

  1648. done

  1649. 

  1650. # dlopen/dlfcn.h probing

  1651. 

  1652. check_header dlfcn.h

  1653. 

  1654. if check_func dlopen; then

  1655.     ldl=

  1656. elif check_func dlopen -ldl; then

  1657.     ldl=-ldl

  1658. fi

  1659. 

  1660. if test "$vhook" = "default"; then

  1661.     vhook="$dlopen"

  1662. fi

  1663. 

  1664. if enabled_any vhook liba52bin libfaadbin; then

  1665.     add_extralibs $ldl

  1666. fi

  1667. 

  1668. if test "$targetos" = "CYGWIN" && enabled lstatic ; then

  1669.     vhook="no"

  1670.     echo

  1671.     echo "At the moment vhooks don't work on Cygwin static builds."

  1672.     echo "Patches welcome."

  1673.     echo

  1674. fi

  1675. 

  1676. if enabled vhook; then

  1677.     check_ldflags -rdynamic

  1678.     check_ldflags -export-dynamic

  1679. fi

  1680. 

  1681. if enabled audio_beos; then

  1682.     add_extralibs "-lmedia -lbe"

  1683. fi

  1684. 

  1685. ##########################################

  1686. # imlib check

  1687. 

  1688. imlib2=no

  1689. if (imlib2-config --version) >/dev/null 2>&1 ; then

  1690.     temp_cflags `imlib2-config --cflags`

  1691.     temp_extralibs `imlib2-config --libs`

  1692.     check_ld <<EOF && imlib2=yes

  1693. #include <Imlib2.h>

  1694. int main( void ) { return (int) imlib_load_font("foo"); }

  1695. EOF

  1696.     restore_flags

  1697. fi

  1698. 

  1699. ##########################################

  1700. # FreeType check

  1701. 

  1702. freetype2=no

  1703. if test "x$targetos" != "xBeOS"; then

  1704.   if (freetype-config --version) >/dev/null 2>&1 ; then

  1705.       temp_cflags `freetype-config --cflags`

  1706.       temp_extralibs `freetype-config --libs`

  1707.       check_ld <<EOF && freetype2=yes

  1708. #include <ft2build.h>

  1709. int main( void ) { return (int) FT_Init_FreeType(0); }

  1710. EOF

  1711.       restore_flags

  1712.   fi

  1713. fi

  1714. 

  1715. ##########################################

  1716. # SDL check

  1717. 

  1718. sdl_too_old=no

  1719. sdl=no

  1720. SDL_CONFIG="${cross_prefix}sdl-config"

  1721. if ("${SDL_CONFIG}" --version) >/dev/null 2>&1 ; then

  1722.     temp_cflags `"${SDL_CONFIG}" --cflags`

  1723.     temp_extralibs `"${SDL_CONFIG}" --libs`

  1724.     check_ld <<EOF

  1725. #include <SDL.h>

  1726. #undef main /* We don't want SDL to override our main() */

  1727. int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }

  1728. EOF

  1729.     if test $? = 0; then

  1730.         _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`

  1731.         if test "$_sdlversion" -lt 121 ; then

  1732.             sdl_too_old=yes

  1733.         else

  1734.             sdl=yes

  1735.             check_cc <<EOF && sdl_video_size=yes || sdl_video_size=no

  1736. #include <SDL.h>

  1737. int main(void){

  1738.     const SDL_VideoInfo *vi = SDL_GetVideoInfo();

  1739.     int w = vi->current_w;

  1740.     return 0;

  1741. }

  1742. EOF

  1743.         fi

  1744.     fi

  1745.     restore_flags

  1746. fi

  1747. 

  1748. enabled sdl || ffplay=no

  1749. 

  1750. ##########################################

  1751. # texi2html check

  1752. 

  1753. texi2html=no

  1754. if (texi2html -version) >/dev/null 2>&1; then

  1755. texi2html=yes

  1756. fi

  1757. 

  1758. ##########################################

  1759. # IPv6 check

  1760. 

  1761. enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no

  1762. #include <sys/types.h>

  1763. #include <sys/socket.h>

  1764. #include <netinet/in.h>

  1765. #include <netdb.h>

  1766. int main( void ) {

  1767.   struct sockaddr_storage saddr;

  1768.   struct ipv6_mreq mreq6;

  1769.   getaddrinfo(0,0,0,0);

  1770.   getnameinfo(0,0,0,0,0,0,0);

  1771.   IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);

  1772. }

  1773. EOF

  1774. 

  1775. # check for video4linux2 --- V4L2_PIX_FMT_YUV420

  1776. enabled video4linux2 && check_cc <<EOF || video4linux2="no"

  1777. #include <sys/time.h>

  1778. #include <asm/types.h>

  1779. #include <linux/videodev2.h>

  1780. int dummy = V4L2_PIX_FMT_YUV420;

  1781. struct v4l2_buffer dummy1;

  1782. EOF

  1783. 

  1784. # check for ioctl_meteor.h, ioctl_bt848.h and alternatives

  1785. if enabled bktr; then

  1786.     check_header dev/bktr/ioctl_meteor.h

  1787.     check_header dev/bktr/ioctl_bt848.h

  1788. 

  1789.     check_header machine/ioctl_meteor.h

  1790.     check_header machine/ioctl_bt848.h

  1791. 

  1792.     check_header dev/video/meteor/ioctl_meteor.h

  1793.     check_header dev/video/bktr/ioctl_bt848.h

  1794. 

  1795.     check_header dev/ic/bt8xx.h

  1796. fi

  1797. 

  1798. # Deal with the x11 frame grabber

  1799. enabled x11grab                         &&

  1800. enabled gpl                             &&

  1801. enabled x11_grab_device_demuxer         &&

  1802. check_header X11/Xlib.h                 &&

  1803. check_header X11/extensions/XShm.h      &&

  1804. check_func XOpenDisplay -lX11           &&

  1805. check_func XShmCreateImage -lX11 -lXext &&

  1806. add_extralibs -lX11 -lXext              ||

  1807. disable x11_grab_device_demuxer

  1808. 

  1809. enabled debug && add_cflags -g

  1810. 

  1811. # add some useful compiler flags if supported

  1812. check_cflags -Wdeclaration-after-statement

  1813. check_cflags -Wall

  1814. check_cflags -Wno-switch

  1815. check_cflags -Wdisabled-optimization

  1816. check_cflags -Wpointer-arith

  1817. check_cflags -Wredundant-decls

  1818. check_cflags -Wno-pointer-sign

  1819. enabled extrawarnings && check_cflags -Winline

  1820. 

  1821. # add some linker flags

  1822. check_ldflags $LDLATEFLAGS

  1823. 

  1824. # not all compilers support -Os

  1825. test "$optimize" = "small" && check_cflags -Os

  1826. 

  1827. if enabled optimize; then

  1828.     if test -n "`$cc -v 2>&1 | grep xlc`"; then

  1829.         add_cflags  "-O5"

  1830.         add_ldflags "-O5"

  1831.     else

  1832.         add_cflags "-O3"

  1833.     fi

  1834. fi

  1835. 

  1836. # PIC flags for shared library objects where they are needed

  1837. if enabled lshared; then

  1838.     # LIBOBJFLAGS may have already been set in the OS configuration

  1839.     if test -z "$LIBOBJFLAGS" ; then

  1840.         case "$arch" in

  1841.             x86_64|ia64|alpha|sparc*|power*) LIBOBJFLAGS="\$(PIC)" ;;

  1842.         esac

  1843.     fi

  1844. fi

  1845. 

  1846. if enabled gprof; then

  1847.     add_cflags  "-p"

  1848.     add_ldflags "-p"

  1849. fi

  1850. 

  1851. VHOOKCFLAGS="-fPIC $CFLAGS"

  1852. enabled needmdynamicnopic && add_cflags -mdynamic-no-pic

  1853. 

  1854. # find if .align arg is power-of-two or not

  1855. if test $asmalign_pot = "unknown"; then

  1856.     asmalign_pot="no"

  1857.     echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"

  1858. fi

  1859. 

  1860. echo "install prefix            $PREFIX"

  1861. echo "source path               $source_path"

  1862. echo "C compiler                $cc"

  1863. echo "make                      $make"

  1864. echo ".align is power-of-two    $asmalign_pot"

  1865. echo "ARCH                      $arch ($cpu)"

  1866. if test "$BUILDSUF" != ""; then

  1867.     echo "build suffix              $BUILDSUF"

  1868. fi

  1869. echo "big-endian                $bigendian"

  1870. if test $arch = "x86_32" -o $arch = "x86_64"; then

  1871.     echo "MMX enabled               $mmx"

  1872.     echo "CMOV enabled              $cmov"

  1873.     echo "CMOV is fast              $fast_cmov"

  1874. fi

  1875. if test $arch = "armv4l"; then

  1876.     echo "ARMv5TE enabled           $armv5te"

  1877.     echo "ARMv6 enabled             $armv6"

  1878.     echo "IWMMXT enabled            $iwmmxt"

  1879. fi

  1880. if test $arch = "mips"; then

  1881.     echo "MMI enabled               $mmi"

  1882. fi

  1883. if test $arch = "powerpc"; then

  1884.     echo "AltiVec enabled           $altivec"

  1885.     echo "dcbzl available           $dcbzl"

  1886. fi

  1887. echo "gprof enabled             $gprof"

  1888. echo "debug symbols             $debug"

  1889. echo "strip symbols             $dostrip"

  1890. echo "optimize                  $optimize"

  1891. echo "static                    $lstatic"

  1892. echo "shared                    $lshared"

  1893. echo "postprocessing support    $pp"

  1894. echo "software scaler enabled   $swscaler"

  1895. echo "video hooking             $vhook"

  1896. if enabled vhook; then

  1897.     echo "Imlib2 support            $imlib2"

  1898.     echo "FreeType support          $freetype2"

  1899. fi

  1900. echo "network support           $network"

  1901. if enabled network; then

  1902.     echo "IPv6 support              $ipv6"

  1903. fi

  1904. echo "threading support         $thread_type"

  1905. echo "SDL support               $sdl"

  1906. if enabled sdl_too_old; then

  1907.     echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."

  1908. fi

  1909. echo "Sun medialib support      $mlib"

  1910. echo "AVISynth enabled          $avisynth"

  1911. echo "liba52 support            $liba52"

  1912. echo "liba52 dlopened           $liba52bin"

  1913. echo "libdts support            $libdts"

  1914. echo "libfaac enabled           $libfaac"

  1915. echo "libfaad enabled           $libfaad"

  1916. echo "faadbin enabled           $libfaadbin"

  1917. echo "libgsm enabled            $libgsm"

  1918. echo "libmp3lame enabled        $libmp3lame"

  1919. echo "libnut enabled            $libnut"

  1920. echo "libogg enabled            $libogg"

  1921. echo "libtheora enabled         $libtheora"

  1922. echo "libvorbis enabled         $libvorbis"

  1923. echo "x264 enabled              $x264"

  1924. echo "XviD enabled              $xvid"

  1925. echo "zlib enabled              $zlib"

  1926. echo "AMR-NB float support      $amr_nb"

  1927. echo "AMR-NB fixed support      $amr_nb_fixed"

  1928. echo "AMR-WB float support      $amr_wb"

  1929. echo "AMR-WB IF2 support        $amr_if2"

  1930. if disabled gpl; then

  1931.     echo "License: LGPL"

  1932. else

  1933.     echo "License: GPL"

  1934. fi

  1935. 

  1936. echo "Creating config.mak and config.h..."

  1937. 

  1938. echo "# Automatically generated by configure - do not modify!" > config.mak

  1939. echo "/* Automatically generated by configure - do not modify! */" > $TMPH

  1940. echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH

  1941. 

  1942. echo "PREFIX=$PREFIX" >> config.mak

  1943. echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak

  1944. echo "libdir=\$(DESTDIR)$libdir" >> config.mak

  1945. echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak

  1946. echo "incdir=\$(DESTDIR)$incdir" >> config.mak

  1947. echo "bindir=\$(DESTDIR)$bindir" >> config.mak

  1948. echo "mandir=\$(DESTDIR)$mandir" >> config.mak

  1949. echo "MAKE=$make" >> config.mak

  1950. echo "CC=$cc" >> config.mak

  1951. echo "AR=$ar" >> config.mak

  1952. echo "RANLIB=$ranlib" >> config.mak

  1953. if enabled dostrip; then

  1954.     echo "STRIP=$strip" >> config.mak

  1955. else

  1956.     echo "STRIP=echo ignoring strip" >> config.mak

  1957. fi

  1958. 

  1959. echo "OPTFLAGS=$CFLAGS" >> config.mak

  1960. echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak

  1961. echo "LDFLAGS=$LDFLAGS" >> config.mak

  1962. echo "LDCONFIG=$LDCONFIG" >> config.mak

  1963. echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak

  1964. echo "SHFLAGS=$SHFLAGS" >> config.mak

  1965. echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak

  1966. echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak

  1967. echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak

  1968. echo "BUILD_STATIC=$lstatic" >> config.mak

  1969. echo "BUILDSUF=$BUILDSUF" >> config.mak

  1970. echo "LIBPREF=$LIBPREF" >> config.mak

  1971. echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak

  1972. if enabled lstatic; then

  1973.   echo "LIB=$LIB" >> config.mak

  1974. else # Some Make complain if this variable does not exist.

  1975.   echo "LIB=" >> config.mak

  1976. fi

  1977. echo "SLIBPREF=$SLIBPREF" >> config.mak

  1978. echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak

  1979. echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak

  1980. echo "TARGET_OS=$targetos" >> config.mak

  1981. 

  1982. ucarch=`toupper $arch`

  1983. echo "TARGET_ARCH_${ucarch}=yes" >> config.mak

  1984. echo "#define ARCH_${ucarch} 1" >> $TMPH

  1985. 

  1986. # special cases

  1987. case "$arch" in

  1988.     x86_32|x86_64)

  1989.         echo "TARGET_ARCH_X86=yes" >> config.mak

  1990.         echo "#define ARCH_X86 1" >> $TMPH

  1991.         ;;

  1992.     powerpc)

  1993.         if test "$POWERPCMODE" = "64bits"; then

  1994.             echo "#define POWERPC_MODE_64BITS 1" >> $TMPH

  1995.         fi

  1996.         if enabled powerpc_perf; then

  1997.             echo "#define POWERPC_PERFORMANCE_REPORT 1" >> $TMPH

  1998.         fi

  1999.         ;;

  2000.     sparc64)

  2001.         echo "TARGET_ARCH_SPARC=yes" >> config.mak

  2002.         echo "#define ARCH_SPARC 1" >> $TMPH

  2003.         ;;

  2004. esac

  2005. 

  2006. if enabled bigendian; then

  2007.   echo "WORDS_BIGENDIAN=yes" >> config.mak

  2008.   echo "#define WORDS_BIGENDIAN 1" >> $TMPH

  2009. fi

  2010. if enabled mmx; then

  2011.   echo "#define __CPU__ 586" >> $TMPH

  2012. fi

  2013. 

  2014. if enabled sdl; then

  2015.   echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak

  2016.   echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak

  2017. fi

  2018. if enabled texi2html; then

  2019.   echo "BUILD_DOC=yes" >> config.mak

  2020. fi

  2021. 

  2022. sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`

  2023. pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`

  2024. lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`

  2025. lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`

  2026. lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`

  2027. 

  2028. 

  2029. 

  2030. if enabled lshared; then

  2031.   echo "BUILD_SHARED=yes" >> config.mak

  2032.   echo "PIC=-fPIC -DPIC" >> config.mak

  2033.   echo "SPPMAJOR=${pp_version%%.*}" >> config.mak

  2034.   echo "SPPVERSION=$pp_version" >> config.mak

  2035.   echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak

  2036.   echo "LAVCVERSION=$lavc_version" >> config.mak

  2037.   echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak

  2038.   echo "LAVFVERSION=$lavf_version" >> config.mak

  2039.   echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak

  2040.   echo "LAVUVERSION=$lavu_version" >> config.mak

  2041.   echo "SWSMAJOR=${sws_version%%.*}" >> config.mak

  2042.   echo "SWSVERSION=$sws_version" >> config.mak

  2043.   echo "SLIBNAME=${SLIBNAME}" >> config.mak

  2044.   echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak

  2045.   echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak

  2046.   echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak

  2047.   echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak

  2048. fi

  2049. echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak

  2050. echo "EXTRALIBS=$extralibs" >> config.mak

  2051. 

  2052. enabled_any $ENCODER_LIST && enable encoders

  2053. enabled_any $DECODER_LIST && enable decoders

  2054. enabled_any $MUXER_LIST   && enable muxers

  2055. enabled_any $DEMUXER_LIST && enable demuxers

  2056. 

  2057. enabled_any pthreads beosthreads os2threads w32threads && enable threads

  2058. 

  2059. check_deps $CONFIG_LIST $HAVE_LIST $DECODER_LIST $ENCODER_LIST $PARSER_LIST \

  2060.     $DEMUXER_LIST $MUXER_LIST

  2061. 

  2062. print_config HAVE_   $TMPH config.mak $HAVE_LIST

  2063. print_config CONFIG_ $TMPH config.mak $CONFIG_LIST

  2064. print_config TARGET_ $TMPH config.mak $TARGET_LIST

  2065. 

  2066. if test "$targetos" = "Darwin"; then

  2067.   echo "#define CONFIG_DARWIN 1"  >> $TMPH

  2068. fi

  2069. 

  2070. echo "#define restrict $_restrict" >> $TMPH

  2071. 

  2072. if test "$optimize" = "small"; then

  2073.   echo "#define always_inline"  >> $TMPH

  2074.   echo "#define CONFIG_SMALL 1" >> $TMPH

  2075. fi

  2076. 

  2077. echo "SRC_PATH=\"$source_path\"" >> config.mak

  2078. echo "SRC_PATH_BARE=$source_path" >> config.mak

  2079. echo "BUILD_ROOT=\"$PWD\"" >> config.mak

  2080. 

  2081. if enabled amr_if2; then

  2082.   echo "AMR_CFLAGS=-DIF2=1" >> config.mak

  2083. fi

  2084. 

  2085. # Apparently it's not possible to portably echo a backslash.

  2086. if enabled asmalign_pot; then

  2087.   printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH

  2088. else

  2089.   printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH

  2090. fi

  2091. 

  2092. 

  2093. for codec in $DECODER_LIST $ENCODER_LIST $PARSER_LIST $DEMUXER_LIST $MUXER_LIST; do

  2094.     ucname="`toupper $codec`"

  2095.     config_name="CONFIG_$ucname"

  2096.     enabled_name="ENABLE_$ucname"

  2097.     if enabled $codec; then

  2098.         echo "#define $config_name 1" >> $TMPH

  2099.         echo "#define $enabled_name 1" >> $TMPH

  2100.         echo "$config_name=yes" >> config.mak

  2101.     else

  2102.         echo "#define $enabled_name 0" >> $TMPH

  2103.     fi

  2104. done

  2105. 

  2106. # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.

  2107. if ! cmp -s $TMPH config.h; then

  2108.         mv -f $TMPH config.h

  2109. else

  2110.         echo "config.h is unchanged"

  2111. fi

  2112. 

  2113. rm -f $TMPO $TMPC $TMPE $TMPS $TMPH

  2114. 

  2115. # build tree in object directory if source path is different from current one

  2116. if enabled source_path_used; then

  2117.     DIRS="\

  2118.          doc \

  2119.          libavformat \

  2120.          libavcodec \

  2121.          libavcodec/alpha \

  2122.          libavcodec/armv4l \

  2123.          libavcodec/bfin \

  2124.          libavcodec/i386 \

  2125.          libavcodec/sparc \

  2126.          libavcodec/mlib \

  2127.          libavcodec/ppc \

  2128.          libavcodec/liba52 \

  2129.          libavcodec/amr \

  2130.          libavcodec/amr_float \

  2131.          libavcodec/amrwb_float \

  2132.          libpostproc \

  2133.          libavutil \

  2134.          libswscale \

  2135.          tests \

  2136.          vhook \

  2137.          "

  2138.     FILES="\

  2139.           Makefile \

  2140.           common.mak \

  2141.           libavformat/Makefile \

  2142.           libavcodec/Makefile \

  2143.           libpostproc/Makefile \

  2144.           libavutil/Makefile \

  2145.           libswscale/Makefile \

  2146.           tests/Makefile \

  2147.           vhook/Makefile \

  2148.           doc/Makefile \

  2149.           doc/texi2pod.pl \

  2150.           "

  2151.     for dir in $DIRS ; do

  2152.             mkdir -p $dir

  2153.     done

  2154.     for f in $FILES ; do

  2155.         ln -sf "$source_path/$f" $f

  2156.     done

  2157. fi

  2158. 

  2159. 

  2160. # build pkg-config files

  2161. # FIXME: libdir and includedir are hardcoded and may differ from the real path.

  2162. 

  2163. pkgconfig_generate(){

  2164. name=$1

  2165. comment=$2

  2166. version=$3

  2167. libs=$4

  2168. requires=$5

  2169. include=$6

  2170. cat <<EOF >$name.pc

  2171. prefix=$PREFIX

  2172. exec_prefix=\${prefix}

  2173. libdir=\${exec_prefix}/lib

  2174. includedir=\${prefix}/include

  2175. 

  2176. Name: $name

  2177. Description: $comment

  2178. Version: $version

  2179. Requires: $requires

  2180. Conflicts:

  2181. Libs: -L\${libdir} $libs

  2182. Cflags: -I\${includedir} -I\${includedir}/$include

  2183. EOF

  2184. }

  2185. 

  2186. pkgconfig_generate_uninstalled(){

  2187. name=$1

  2188. shortname=${name#lib}

  2189. comment=$2

  2190. version=$3

  2191. libs=$4

  2192. requires=$5

  2193. cat <<EOF >$name-uninstalled.pc

  2194. prefix=

  2195. exec_prefix=

  2196. libdir=\${pcfiledir}/$name

  2197. includedir=\${pcfiledir}/$name

  2198. 

  2199. Name: $name

  2200. Description: $comment

  2201. Version: $version

  2202. Requires: $requires

  2203. Conflicts:

  2204. Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs

  2205. Cflags: -I\${includedir}

  2206. EOF

  2207. }

  2208. 

  2209. pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg

  2210. pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"

  2211. 

  2212. pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg

  2213. pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"

  2214. 

  2215. pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg

  2216. pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"

  2217. 

  2218. if enabled pp; then

  2219.   pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc

  2220.   pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"

  2221. fi

  2222. 

  2223. if enabled swscaler; then

  2224.   pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "-lswscale" "libavutil = $lavu_version" swscale

  2225.   pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "libavutil = $lavu_version"

  2226. else

  2227.   pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" swscale

  2228.   pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"

  2229.   apply libswscale.pc sed s/^Libs:.*$/Libs:/

  2230.   apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/

  2231. fi