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

  66.   echo "  --enable-libnut          enable NUT support via libnut [default=no]"

  67.   echo "  --enable-libogg          enable Ogg support via libogg [default=no]"

  68.   echo "  --enable-vorbis          enable Vorbis support via libvorbis [default=no]"

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

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

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

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

  73.   echo "  --enable-xvid            enable XviD support via xvidcore [default=no]"

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

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

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

  77.   echo "  --enable-a52             enable GPLed A52 support [default=no]"

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

  79.   echo "  --enable-dts             enable GPLed DTS support [default=no]"

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  99.   echo ""

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  114.   echo "                           (requires enabling PMC)"

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

  116.   echo "  --disable-armv5te        disable armv5te usage"

  117.   echo "  --disable-iwmmxt         disable iwmmxt usage"

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  136.   echo "  --disable-ffmpeg         disable ffmpeg build"

  137.   echo "  --disable-ffserver       disable ffserver build"

  138.   echo "  --disable-ffplay         disable ffplay build"

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  157.   echo ""

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

  159.   exit 1

  160. }

  161. 

  162. log(){

  163.     echo "$@" >>$logfile

  164. }

  165. 

  166. log_file(){

  167.     log BEGIN $1

  168.     cat -n $1 >>$logfile

  169.     log END $1

  170. }

  171. 

  172. echolog(){

  173.     log "$@"

  174.     echo "$@"

  175. }

  176. 

  177. die(){

  178.     echolog "$@"

  179.     cat <<EOF

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

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

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

  183. EOF

  184.     if enabled logging; then

  185.         cat <<EOF

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

  187. solving the problem.

  188. EOF

  189.     else

  190. cat <<EOF

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

  192. log this produces with your report.

  193. EOF

  194.     fi

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

  196.     exit 1

  197. }

  198. 

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

  200. toupper(){

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

  202. }

  203. 

  204. set_all(){

  205.     value=$1

  206.     shift

  207.     for var in $*; do

  208.         eval $var=$value

  209.     done

  210. }

  211. 

  212. enable(){

  213.     set_all yes $*

  214. }

  215. 

  216. disable(){

  217.     set_all no $*

  218. }

  219. 

  220. enabled(){

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

  222. }

  223. 

  224. enabled_all(){

  225.     for opt; do

  226.         enabled $opt || return 1

  227.     done

  228. }

  229. 

  230. enabled_any(){

  231.     for opt; do

  232.         enabled $opt && return 0

  233.     done

  234. }

  235. 

  236. print_config(){

  237.     pfx=$1

  238.     header=$2

  239.     makefile=$3

  240.     shift 3

  241.     for cfg; do

  242.         if enabled $cfg; then

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

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

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

  246.         fi

  247.     done

  248. }

  249. 

  250. flags_saved(){

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

  252. }

  253. 

  254. save_flags(){

  255.     flags_saved && return

  256.     SAVE_CFLAGS="$CFLAGS"

  257.     SAVE_LDFLAGS="$LDFLAGS"

  258.     SAVE_extralibs="$extralibs"

  259. }

  260. 

  261. restore_flags(){

  262.     CFLAGS="$SAVE_CFLAGS"

  263.     LDFLAGS="$SAVE_LDFLAGS"

  264.     extralibs="$SAVE_extralibs"

  265.     unset SAVE_CFLAGS

  266.     unset SAVE_LDFLAGS

  267.     unset SAVE_extralibs

  268. }

  269. 

  270. temp_cflags(){

  271.     save_flags

  272.     CFLAGS="$CFLAGS $*"

  273. }

  274. 

  275. temp_ldflags(){

  276.     save_flags

  277.     LDFLAGS="$LDFLAGS $*"

  278. }

  279. 

  280. temp_extralibs(){

  281.     save_flags

  282.     extralibs="$extralibs $*"

  283. }

  284. 

  285. append(){

  286.     var=$1

  287.     shift

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

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

  290. }

  291. 

  292. add_cflags(){

  293.     append CFLAGS "$@"

  294. }

  295. 

  296. add_ldflags(){

  297.     append LDFLAGS "$@"

  298. }

  299. 

  300. add_extralibs(){

  301.     append extralibs "$@"

  302. }

  303. 

  304. check_cmd(){

  305.     log "$@"

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

  307. }

  308. 

  309. check_cc(){

  310.     log check_cc "$@"

  311.     cat >$TMPC

  312.     log_file $TMPC

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

  314. }

  315. 

  316. check_cpp(){

  317.     log check_cpp "$@"

  318.     cat >$TMPC

  319.     log_file $TMPC

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

  321. }

  322. 

  323. check_ld(){

  324.     log check_ld "$@"

  325.     check_cc || return

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

  327. }

  328. 

  329. check_cflags(){

  330.     log check_cflags "$@"

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

  332. int x;

  333. EOF

  334. }

  335. 

  336. check_ldflags(){

  337.     log check_ldflags "$@"

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

  339. int main(){

  340.     return 0;

  341. }

  342. EOF

  343. }

  344. 

  345. check_header(){

  346.     log check_header "$@"

  347.     header=$1

  348.     shift

  349.     check_cpp "$@" <<EOF

  350. #include <$header>

  351. int x;

  352. EOF

  353.     err=$?

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

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

  356.     return $err

  357. }

  358. 

  359. check_func(){

  360.     log check_func "$@"

  361.     func=$1

  362.     shift

  363.     check_ld "$@" <<EOF

  364. extern int $func();

  365. int main(){

  366.     $func();

  367. }

  368. EOF

  369.     err=$?

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

  371.     return $err

  372. }

  373. 

  374. check_lib(){

  375.     log check_lib "$@"

  376.     header="$1"

  377.     func="$2"

  378.     shift 2

  379.     temp_extralibs "$@"

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

  381.     err=$?

  382.     restore_flags

  383.     return $err

  384. }

  385. 

  386. check_exec(){

  387.     check_ld "$@" && { test "$cross_compile" = yes || $TMPE >>$logfile 2>&1; }

  388. }

  389. 

  390. require(){

  391.     name="$1"

  392.     header="$2"

  393.     func="$3"

  394.     shift 3

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

  396. }

  397. 

  398. apply(){

  399.     file=$1

  400.     shift

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

  402. }

  403. 

  404. CONFIG_LIST='

  405.     encoders

  406.     decoders

  407.     parsers

  408.     muxers

  409.     demuxers

  410.     a52

  411.     a52bin

  412.     amr

  413.     amr_nb

  414.     amr_nb_fixed

  415.     amr_wb

  416.     audio_beos

  417.     audio_oss

  418.     avisynth

  419.     beos_netserver

  420.     bktr

  421.     dc1394

  422.     dts

  423.     dv1394

  424.     faac

  425.     faad

  426.     faadbin

  427.     ffmpeg

  428.     ffplay

  429.     ffserver

  430.     gpl

  431.     ipv6

  432.     libgsm

  433.     libnut

  434.     libogg

  435.     libvorbis

  436.     memalign_hack

  437.     mp3lame

  438.     mpegaudio_hp

  439.     network

  440.     pp

  441.     protocols

  442.     swscaler

  443.     vhook

  444.     video4linux

  445.     video4linux2

  446.     wince

  447.     x11grab

  448.     x264

  449.     xvid

  450.     zlib

  451. '

  452. 

  453. HAVE_LIST='

  454.     altivec_h

  455.     beosthreads

  456.     byteswap_h

  457.     dcbzl

  458.     dev_bktr_ioctl_bt848_h

  459.     dev_bktr_ioctl_meteor_h

  460.     dev_ic_bt8xx_h

  461.     dev_video_meteor_ioctl_meteor_h

  462.     dev_video_bktr_ioctl_bt848_h

  463.     dlfcn_h

  464.     dlopen

  465.     freetype2

  466.     gprof

  467.     imlib2

  468.     inet_aton

  469.     localtime_r

  470.     lrintf

  471.     machine_ioctl_bt848_h

  472.     machine_ioctl_meteor_h

  473.     malloc_h

  474.     memalign

  475.     mlib

  476.     os2

  477.     os2threads

  478.     pthreads

  479.     sdl

  480.     sdl_video_size

  481.     threads

  482.     w32threads

  483. '

  484. 

  485. # set temporary file name

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

  487.     TMPDIR1="${TMPDIR}"

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

  489.     TMPDIR1="${TEMPDIR}"

  490. else

  491.     TMPDIR1="/tmp"

  492. fi

  493. 

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

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

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

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

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

  499. 

  500. # default parameters

  501. logging="yes"

  502. logfile="config.err"

  503. PREFIX="/usr/local"

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

  505. shlibdir="$libdir"

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

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

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

  509. cross_prefix=""

  510. cross_compile="no"

  511. cc="gcc"

  512. ar="ar"

  513. ranlib="ranlib"

  514. make="make"

  515. strip="strip"

  516. arch=`uname -m`

  517. cpu="generic"

  518. powerpc_perf="no"

  519. mmx="default"

  520. cmov="no"

  521. cmov_is_fast="no"

  522. armv5te="default"

  523. iwmmxt="default"

  524. altivec="default"

  525. dcbzl="no"

  526. mmi="default"

  527. case "$arch" in

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

  529.     arch="x86_32"

  530.   ;;

  531.   x86_64|amd64)

  532.     arch="x86_32"

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

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

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

  536.         arch="x86_64"

  537.       fi

  538.     fi

  539.   ;;

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

  541.   arm|armv[4567]*l)

  542.     arch="armv4l"

  543.   ;;

  544.   alpha)

  545.     arch="alpha"

  546.   ;;

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

  548.     arch="powerpc"

  549.   ;;

  550.   mips|mipsel|IP*)

  551.     arch="mips"

  552.   ;;

  553.   sun4u|sparc64)

  554.     arch="sparc64"

  555.   ;;

  556.   sparc)

  557.     arch="sparc"

  558.   ;;

  559.   sh4)

  560.     arch="sh4"

  561.   ;;

  562.   parisc|parisc64)

  563.     arch="parisc"

  564.   ;;

  565.   s390|s390x)

  566.     arch="s390"

  567.   ;;

  568.   m68k)

  569.     arch="m68k"

  570.   ;;

  571.   ia64)

  572.     arch="ia64"

  573.   ;;

  574.   bfin)

  575.     arch="bfin"

  576.   ;;

  577.   *)

  578.     arch="unknown"

  579.   ;;

  580. esac

  581. gprof="no"

  582. video4linux="yes"

  583. video4linux2="yes"

  584. bktr="no"

  585. audio_oss="yes"

  586. audio_beos="no"

  587. x11grab="no"

  588. dv1394="yes"

  589. dc1394="no"

  590. network="yes"

  591. ipv6="yes"

  592. zlib="yes"

  593. libgsm="no"

  594. mp3lame="no"

  595. libnut="no"

  596. libogg="no"

  597. libvorbis="no"

  598. faad="no"

  599. faadbin="no"

  600. faac="no"

  601. xvid="no"

  602. x264="no"

  603. a52="no"

  604. a52bin="no"

  605. dts="no"

  606. pp="no"

  607. mingw32="no"

  608. wince="no"

  609. os2="no"

  610. lstatic="yes"

  611. lshared="no"

  612. optimize="yes"

  613. debug="yes"

  614. extrawarnings="no"

  615. dostrip="yes"

  616. installstrip="-s"

  617. extralibs="-lm"

  618. bigendian="no"

  619. vhook="default"

  620. avisynth="no"

  621. dlfcn_h="no"

  622. dlopen="no"

  623. mpegaudio_hp="yes"

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

  625. VHOOKSHFLAGS='$(SHFLAGS)'

  626. beos_netserver="no"

  627. protocols="yes"

  628. ffmpeg="yes"

  629. ffserver="yes"

  630. ffplay="yes"

  631. LIBOBJFLAGS=""

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

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

  634. FFSERVERLDFLAGS=-Wl,-E

  635. LDCONFIG="ldconfig"

  636. LIBPREF="lib"

  637. LIBSUF=".a"

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

  639. SLIBPREF="lib"

  640. SLIBSUF=".so"

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

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

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

  644. EXESUF=""

  645. BUILDSUF=""

  646. amr_nb="no"

  647. amr_wb="no"

  648. amr_nb_fixed="no"

  649. amr_if2="no"

  650. mlib="no"

  651. pthreads="no"

  652. w32threads="no"

  653. swscaler="no"

  654. gpl="no"

  655. memalign_hack="no"

  656. asmalign_pot="unknown"

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

  658. 

  659. # OS specific

  660. targetos=`uname -s`

  661. case $targetos in

  662. BeOS)

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

  664. # helps building libavcodec

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

  666. # 3 gcc releases known for BeOS, each with ugly bugs

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

  668. case "$gcc_version" in

  669. 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"

  670. mmx="no"

  671. ;;

  672. *20010315*) echo "BeBits gcc"

  673. add_cflags "-fno-expensive-optimizations"

  674. ;;

  675. esac

  676. SHFLAGS=-nostart

  677. # disable Linux things

  678. audio_oss="no"

  679. video4linux="no"

  680. video4linux2="no"

  681. dv1394="no"

  682. # enable BeOS things

  683. audio_beos="yes"

  684. beosthreads="yes"

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

  686. # Check for BONE

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

  688. extralibs="-lbind -lsocket"

  689. else

  690. beos_netserver="yes"

  691. extralibs="-lnet"

  692. fi ;;

  693. SunOS)

  694. video4linux="no"

  695. video4linux2="no"

  696. audio_oss="no"

  697. dv1394="no"

  698. make="gmake"

  699. FFLDFLAGS=""

  700. FFSERVERLDFLAGS=""

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

  702. add_extralibs "-lsocket -lnsl"

  703. ;;

  704. NetBSD)

  705. video4linux="no"

  706. video4linux2="no"

  707. bktr="yes"

  708. audio_oss="yes"

  709. dv1394="no"

  710. make="gmake"

  711. add_extralibs "-lossaudio"

  712. ;;

  713. OpenBSD)

  714. video4linux="no"

  715. video4linux2="no"

  716. bktr="yes"

  717. audio_oss="yes"

  718. dv1394="no"

  719. need_memalign="no"

  720. make="gmake"

  721. LIBOBJFLAGS="\$(PIC)"

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

  723. SHFLAGS='-shared'

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

  725. SLIBNAME_WITH_VERSION='$(SLIBNAME)'

  726. SLIBNAME_WITH_MAJOR='$(SLIBNAME)'

  727. add_extralibs "-lossaudio"

  728. ;;

  729. FreeBSD)

  730. video4linux="no"

  731. video4linux2="no"

  732. bktr="yes"

  733. audio_oss="yes"

  734. dv1394="no"

  735. make="gmake"

  736. need_memalign="no"

  737. add_cflags "-pthread"

  738. ;;

  739. GNU/kFreeBSD)

  740. video4linux="no"

  741. video4linux2="no"

  742. bktr="yes"

  743. audio_oss="yes"

  744. dv1394="no"

  745. add_cflags "-pthread"

  746. ;;

  747. BSD/OS)

  748. video4linux="no"

  749. video4linux2="no"

  750. bktr="yes"

  751. audio_oss="yes"

  752. dv1394="no"

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

  754. make="gmake"

  755. strip="strip -d"

  756. installstrip=""

  757. ;;

  758. Darwin)

  759. cc="cc"

  760. video4linux="no"

  761. video4linux2="no"

  762. audio_oss="no"

  763. dv1394="no"

  764. need_memalign="no"

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

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

  767. extralibs=""

  768. strip="strip -x"

  769. installstrip=""

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

  771. SLIBSUF=".dylib"

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

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

  774. FFSERVERLDFLAGS=-Wl,-bind_at_load

  775. ;;

  776. MINGW32*)

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

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

  779. mingw32="yes"

  780. ;;

  781. CYGWIN*)

  782. targetos=CYGWIN

  783. shlibdir="$bindir"

  784. video4linux="no"

  785. video4linux2="no"

  786. audio_oss="yes"

  787. dv1394="no"

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

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

  790. extralibs=""

  791. EXESUF=".exe"

  792. SLIBPREF="cyg"

  793. SLIBSUF=".dll"

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

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

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

  797. ;;

  798. Linux)

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

  800. ;;

  801. IRIX*)

  802. targetos=IRIX

  803. ranlib="echo ignoring ranlib"

  804. video4linux="no"

  805. video4linux2="no"

  806. audio_oss="no"

  807. make="gmake"

  808. ;;

  809. OS/2)

  810. TMPE=$TMPE".exe"

  811. ar="emxomfar -p128"

  812. ranlib="echo ignoring ranlib"

  813. strip="echo ignoring strip"

  814. add_cflags "-Zomf"

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

  816. SHFLAGS="-Zdll -Zomf"

  817. FFSERVERLDFLAGS=""

  818. LIBPREF=""

  819. LIBSUF=".lib"

  820. SLIBPREF=""

  821. SLIBSUF=".dll"

  822. EXESUF=".exe"

  823. extralibs=""

  824. pkg_requires=""

  825. video4linux="no"

  826. video4linux2="no"

  827. audio_oss="no"

  828. dv1394="no"

  829. ffserver="no"

  830. vhook="no"

  831. os2="yes"

  832. os2threads="yes"

  833. ;;

  834. *)

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

  836. ;;

  837. esac

  838. 

  839. # find source path

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

  841. source_path_used="yes"

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

  843.     source_path="`pwd`"

  844.     source_path_used="no"

  845. else

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

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

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

  849. fi

  850. 

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

  852.     show_help

  853. fi

  854. 

  855. FFMPEG_CONFIGURATION=" "

  856. for opt do

  857.   FFMPEG_CONFIGURATION="$FFMPEG_CONFIGURATION""$opt "

  858. done

  859. 

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

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

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

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

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

  865. 

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

  867. 

  868. for opt do

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

  870.   case "$opt" in

  871.   --log)

  872.   ;;

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

  874.   ;;

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

  876.   ;;

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

  878.   ;;

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

  880.   ;;

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

  882.   ;;

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

  884.   ;;

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

  886.   ;;

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

  888.   ;;

  889.   --cross-compile) cross_compile=yes

  890.   ;;

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

  892.   ;;

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

  894.   ;;

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

  896.   ;;

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

  898.   ;;

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

  900.   ;;

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

  902.   ;;

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

  904.   ;;

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

  906.   ;;

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

  908.   ;;

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

  910.   ;;

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

  912.   ;;

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

  914.   ;;

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

  916.   ;;

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

  918.   ;;

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

  920.   ;;

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

  922.   ;;

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

  924.   ;;

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

  926.   ;;

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

  928.   ;;

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

  930.   ;;

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

  932.   ;;

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

  934.   ;;

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

  936.   ;;

  937.   --enable-a52) a52="yes"

  938.   ;;

  939.   --enable-a52bin) a52bin="yes"

  940.   ;;

  941.   --enable-dts) dts="yes"

  942.   ;;

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

  944.   ;;

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

  946.   ;;

  947.   --enable-mp3lame) mp3lame="yes"

  948.   ;;

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

  950.   ;;

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

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

  953.   ;;

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

  955.     pkg_requires="$pkg_requires vorbis vorbisenc"

  956.   ;;

  957.   --enable-faad) faad="yes"

  958.   ;;

  959.   --enable-faadbin) faadbin="yes"

  960.   ;;

  961.   --enable-faac) faac="yes"

  962.   ;;

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

  964.   ;;

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

  966.   ;;

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

  968.   ;;

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

  970.   ;;

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

  972.     pkg_requires="$pkg_requires libraw1394"

  973.   ;;

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

  975.   ;;

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

  977.   ;;

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

  979.   ;;

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

  981.   ;;

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

  983.   ;;

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

  985.   ;;

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

  987.   ;;

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

  989.   ;;

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

  991.   ;;

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

  993.   ;;

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

  995.   ;;

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

  997.   ;;

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

  999.   ;;

  1000.   --disable-ffserver) ffserver="no"

  1001.   ;;

  1002.   --disable-ffplay) ffplay="no"

  1003.   ;;

  1004.   --enable-small) optimize="small"

  1005.   ;;

  1006.   --enable-amr_nb) amr="yes"; amr_nb="yes"; amr_nb_fixed="no"

  1007.   ;;

  1008.   --enable-amr_nb-fixed) amr="yes"; amr_nb_fixed="yes"; amr_nb="no"

  1009.   ;;

  1010.   --enable-amr_wb) amr="yes"; amr_wb="yes"

  1011.   ;;

  1012.   --enable-amr_if2) amr="yes"; amr_if2="yes"

  1013.   ;;

  1014.   --enable-sunmlib) mlib="yes"

  1015.   ;;

  1016.   --enable-pthreads) pthreads="yes"

  1017.   ;;

  1018.   --enable-w32threads) w32threads="yes"

  1019.   ;;

  1020.   --enable-swscaler) swscaler="yes"

  1021.   ;;

  1022.   --enable-gpl) gpl="yes"

  1023.   ;;

  1024.   --enable-memalign-hack) memalign_hack="yes"

  1025.   ;;

  1026.   --disable-strip) dostrip="no"

  1027.   ;;

  1028.   --enable-encoder=*) enable ${optval}_encoder

  1029.   ;;

  1030.   --enable-decoder=*) enable ${optval}_decoder

  1031.   ;;

  1032.   --disable-encoder=*) disable ${optval}_encoder

  1033.   ;;

  1034.   --disable-decoder=*) disable ${optval}_decoder

  1035.   ;;

  1036.   --disable-encoders) disable $ENCODER_LIST

  1037.   ;;

  1038.   --disable-decoders) disable $DECODER_LIST

  1039.   ;;

  1040.   --enable-muxer=*) enable ${optval}_muxer

  1041.   ;;

  1042.   --disable-muxer=*) disable ${optval}_muxer

  1043.   ;;

  1044.   --disable-muxers) disable $MUXER_LIST; ffserver="no"

  1045.   ;;

  1046.   --enable-demuxer=*) enable ${optval}_demuxer

  1047.   ;;

  1048.   --disable-demuxer=*) disable ${optval}_demuxer

  1049.   ;;

  1050.   --disable-demuxers) disable $DEMUXER_LIST

  1051.   ;;

  1052.   --enable-parser=*) enable ${optval}_parser

  1053.   ;;

  1054.   --disable-parser=*) disable ${optval}_parser

  1055.   ;;

  1056.   --disable-parsers) disable $PARSER_LIST

  1057.   ;;

  1058.   --help) show_help

  1059.   ;;

  1060.   *)

  1061.   echo "Unknown option \"$opt\"."

  1062.   echo "See $0 --help for available options."

  1063.   exit 1

  1064.   ;;

  1065.   esac

  1066. done

  1067. 

  1068. if test "$logging" != no; then

  1069.     test "$logging" = yes || logfile="$logging"

  1070.     echo "# $0 $@" >$logfile

  1071.     set >>$logfile

  1072. else

  1073.     logfile=/dev/null

  1074. fi

  1075. 

  1076. if test "$mingw32" = "yes" -o "$wince" = "yes"; then

  1077.     if test "$lshared" = "yes" && test "$lstatic" = "yes" ; then

  1078.         cat <<EOF

  1079. You can only build one library type at once on MinGW.

  1080. Specify --disable-static --enable-shared to only build

  1081. the shared libraries. To build only the static libraries

  1082. you do not need to pass additional options.

  1083. EOF

  1084.         exit 1

  1085.     fi

  1086.     video4linux="no"

  1087.     video4linux2="no"

  1088.     audio_oss="no"

  1089.     dv1394="no"

  1090.     dc1394="no"

  1091.     ffserver="no"

  1092.     network="no"

  1093.     if test "$wince" = "yes"; then

  1094.         protocols="no"

  1095.     fi

  1096.     SLIBPREF=""

  1097.     SLIBSUF=".dll"

  1098.     EXESUF=".exe"

  1099.     SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'

  1100.     SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(NAME)-$(LIBMAJOR)$(SLIBSUF)'

  1101.     SLIB_EXTRA_CMD="-lib /machine:i386 /def:\$(@:${SLIBSUF}=.def)"

  1102.     SLIB_INSTALL_EXTRA_CMD="-install -m 644 \$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib) \"\$(shlibdir)/\$(SLIBNAME_WITH_MAJOR:\$(SLIBSUF)=.lib)\""

  1103.     SHFLAGS="-shared -Wl,--output-def,\$(@:${SLIBSUF}=.def),--out-implib,lib\$(SLIBNAME:\$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc"

  1104. fi

  1105. 

  1106. # Combine FFLDFLAGS and the LDFLAGS environment variable.

  1107. LDFLAGS="$FFLDFLAGS $LDFLAGS"

  1108. 

  1109. test -n "$cross_prefix" && cross_compile=yes

  1110. cc="${cross_prefix}${cc}"

  1111. ar="${cross_prefix}${ar}"

  1112. ranlib="${cross_prefix}${ranlib}"

  1113. strip="${cross_prefix}${strip}"

  1114. 

  1115. # we need to build at least one lib type

  1116. if test "$lstatic" = "no" && test "$lshared" = "no" ; then

  1117.     cat <<EOF

  1118. At least one library type must be built.

  1119. Specify --enable-static to build the static libraries or --enable-shared to

  1120. build the shared libraries as well. To only build the shared libraries specify

  1121. --disable-static in addition to --enable-shared.

  1122. EOF

  1123.     exit 1;

  1124. fi

  1125. 

  1126. if test "$libvorbis" = "yes" && test "$libogg" = "no"; then

  1127.     die "libogg must be enabled to enable libvorbis."

  1128. fi

  1129. 

  1130. if test "$gpl" != "yes"; then

  1131.     if test "$pp" != "no"; then

  1132.         die "The Postprocessing code is under GPL and --enable-gpl is not specified."

  1133.     fi

  1134. 

  1135.     if test "$a52" != "no" -o "$a52bin" != "no"; then

  1136.         die "liba52 is under GPL and --enable-gpl is not specified."

  1137.     fi

  1138. 

  1139.     if test "$xvid" != "no"; then

  1140.         die "libxvidcore is under GPL and --enable-gpl is not specified."

  1141.     fi

  1142. 

  1143.     if test "$x264" != "no"; then

  1144.         die "x264 is under GPL and --enable-gpl is not specified."

  1145.     fi

  1146. 

  1147.     if test "$dts" != "no"; then

  1148.         die "libdts is under GPL and --enable-gpl is not specified."

  1149.     fi

  1150. 

  1151.     if test "$faad" != "no" -o "$faadbin" != "no"; then

  1152.         if check_header faad.h; then

  1153.             check_cc << EOF

  1154.                 #include <faad.h>

  1155.                 #ifndef FAAD2_VERSION

  1156.                 ok faad1

  1157.                 #endif

  1158.                 int main( void ) { return 0; }

  1159. EOF

  1160.             if test $? = 0 ; then

  1161.                 die "FAAD2 is under GPL and --enable-gpl is not specified."

  1162.             fi

  1163.         else

  1164.             faad="no"

  1165.             faadbin="no"

  1166.             echo "FAAD test failed."

  1167.         fi

  1168.     fi

  1169. 

  1170.     if test "$x11grab" != "no"; then

  1171.         die "The X11 grabber is under GPL and --enable-gpl is not specified."

  1172.     fi

  1173. 

  1174.     if test "$swscaler" != "no"; then

  1175.         die "The software scaler is under GPL and --enable-gpl is not specified."

  1176.     fi

  1177. fi

  1178. 

  1179. # compute MMX state

  1180. if test $mmx = "default"; then

  1181.     if test $arch = "x86_32" -o $arch = "x86_64"; then

  1182.         mmx="yes"

  1183.     else

  1184.         mmx="no"

  1185.     fi

  1186. fi

  1187. 

  1188. test -z "$need_memalign" && need_memalign="$mmx"

  1189. 

  1190. #Darwin CC versions

  1191. needmdynamicnopic="no"

  1192. if test $targetos = Darwin; then

  1193.     if test -n "`$cc -v 2>&1 | grep xlc`"; then

  1194.         add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"

  1195.     else

  1196.         gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"

  1197.         case "$gcc_version" in

  1198.             *2.95*)

  1199.                 add_cflags "-no-cpp-precomp -pipe"

  1200.                 ;;

  1201.             *[34].*)

  1202.                 add_cflags "-no-cpp-precomp -pipe -force_cpusubtype_ALL -Wno-sign-compare"

  1203.                 if test "$lshared" = no; then

  1204.                    needmdynamicnopic="yes"

  1205.                 fi

  1206.                 ;;

  1207.             *)

  1208.                 add_cflags "-no-cpp-precomp -pipe"

  1209.                 if test "$lshared" = no; then

  1210.                    needmdynamicnopic="yes"

  1211.                 fi

  1212.                 ;;

  1213.         esac

  1214.     fi

  1215. fi

  1216. 

  1217. if test $optimize != "no"; then

  1218.     add_cflags "-fomit-frame-pointer"

  1219. fi

  1220. 

  1221. # Can only do AltiVec on PowerPC

  1222. if test $altivec = "default"; then

  1223.     if test $arch = "powerpc"; then

  1224.         altivec="yes"

  1225.     else

  1226.         altivec="no"

  1227.     fi

  1228. fi

  1229. 

  1230. # Add processor-specific flags

  1231. POWERPCMODE="32bits"

  1232. if test $cpu != "generic"; then

  1233.     case $cpu in

  1234.         601|ppc601|PowerPC601)

  1235.             add_cflags "-mcpu=601"

  1236.             if test $altivec = "yes"; then

  1237.                 echo "WARNING: Tuning for PPC601 but AltiVec enabled!";

  1238.             fi

  1239.         ;;

  1240.         603*|ppc603*|PowerPC603*)

  1241.             add_cflags "-mcpu=603"

  1242.             if test $altivec = "yes"; then

  1243.                 echo "WARNING: Tuning for PPC603 but AltiVec enabled!";

  1244.             fi

  1245.         ;;

  1246.         604*|ppc604*|PowerPC604*)

  1247.             add_cflags "-mcpu=604"

  1248.             if test $altivec = "yes"; then

  1249.                 echo "WARNING: Tuning for PPC604 but AltiVec enabled!";

  1250.             fi

  1251.         ;;

  1252.         G3|g3|75*|ppc75*|PowerPC75*)

  1253.             add_cflags "-mcpu=750 -mpowerpc-gfxopt"

  1254.             if test $altivec = "yes"; then

  1255.                 echo "WARNING: Tuning for PPC75x but AltiVec enabled!";

  1256.             fi

  1257.         ;;

  1258.         G4|g4|745*|ppc745*|PowerPC745*)

  1259.             add_cflags "-mcpu=7450 -mpowerpc-gfxopt"

  1260.             if test $altivec = "no"; then

  1261.                 echo "WARNING: Tuning for PPC745x but AltiVec disabled!";

  1262.             fi

  1263.         ;;

  1264.         74*|ppc74*|PowerPC74*)

  1265.             add_cflags "-mcpu=7400 -mpowerpc-gfxopt"

  1266.             if test $altivec = "no"; then

  1267.                 echo "WARNING: Tuning for PPC74xx but AltiVec disabled!";

  1268.             fi

  1269.         ;;

  1270.         G5|g5|970|ppc970|PowerPC970|power4*|Power4*)

  1271.             add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"

  1272.             if test $altivec = "no"; then

  1273.                 echo "WARNING: Tuning for PPC970 but AltiVec disabled!";

  1274.             fi

  1275.             POWERPCMODE="64bits"

  1276.         ;;

  1277.         # targets that do NOT support conditional mov (cmov)

  1278.         i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)

  1279.             add_cflags "-march=$cpu"

  1280.             cmov="no"

  1281.         ;;

  1282.         # targets that do support conditional mov (cmov)

  1283.         i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx)

  1284.             add_cflags "-march=$cpu"

  1285.             cmov="yes"

  1286.             cmov_is_fast="yes"

  1287.         ;;

  1288.         # targets that do support conditional mov but on which it's slow

  1289.         pentium4|prescott|nocona)

  1290.             add_cflags "-march=$cpu"

  1291.             cmov="yes"

  1292.             cmov_is_fast="no"

  1293.         ;;

  1294.         sparc64)

  1295.             add_cflags "-mcpu=v9"

  1296.         ;;

  1297.         *)

  1298.         echo "WARNING: Unknown CPU \"$cpu\", ignored."

  1299.         ;;

  1300.     esac

  1301. fi

  1302. 

  1303. # make sure we can execute files in $TMPDIR

  1304. cat >$TMPE 2>>$logfile <<EOF

  1305. #! /bin/sh

  1306. EOF

  1307. chmod +x $TMPE >>$logfile 2>&1

  1308. if ! $TMPE >>$logfile 2>&1; then

  1309.     cat <<EOF

  1310. Unable to create and execute files in $TMPDIR1.  Set the TMPDIR environment

  1311. variable to another directory and make sure that $TMPDIR1 is not mounted

  1312. noexec.

  1313. EOF

  1314.     die "Sanity test failed."

  1315. fi

  1316. rm $TMPE

  1317. 

  1318. # compiler sanity check

  1319. check_exec <<EOF

  1320. int main(){

  1321.     return 0;

  1322. }

  1323. EOF

  1324. if test "$?" != 0; then

  1325.     echo "$cc is unable to create an executable file."

  1326.     if test -z "$cross_prefix" -a "$cross_compile" = no; then

  1327.         echo "If $cc is a cross-compiler, use the --cross-compile option."

  1328.         echo "Only do this if you know what cross compiling means."

  1329.     fi

  1330.     die "C compiler test failed."

  1331. fi

  1332. 

  1333. # check for assembler specific support

  1334. 

  1335. if test $arch = "powerpc"; then

  1336. check_cc <<EOF && dcbzl=yes

  1337. int main(void) {

  1338.     register long zero = 0;

  1339.     char data[1024];

  1340.     asm volatile("dcbzl %0, %1" : : "b" (data), "r" (zero));

  1341. return 0;

  1342. }

  1343. EOF

  1344. fi

  1345. 

  1346. # check for SIMD availability

  1347. 

  1348. # AltiVec flags: The FSF version of GCC differs from the Apple version

  1349. if test $arch = "powerpc"; then

  1350.     if test $altivec = "yes"; then

  1351.         if test -n "`$cc -v 2>&1 | grep version | grep Apple`"; then

  1352.             add_cflags "-faltivec"

  1353.         else

  1354.             add_cflags "-maltivec -mabi=altivec"

  1355.         fi

  1356.     fi

  1357. fi

  1358. 

  1359. check_header altivec.h

  1360. 

  1361. # check if our compiler supports Motorola AltiVec C API

  1362. if test $altivec = "yes"; then

  1363.     if test $altivec_h = "yes"; then

  1364.         inc_altivec_h="#include <altivec.h>"

  1365.     else

  1366.         inc_altivec_h=

  1367.     fi

  1368.     check_cc <<EOF || altivec=no

  1369. $inc_altivec_h

  1370. int main(void) {

  1371.     vector signed int v1, v2, v3;

  1372.     v1 = vec_add(v2,v3);

  1373.     return 0;

  1374. }

  1375. EOF

  1376. fi

  1377. 

  1378. # check armv5te instructions support

  1379. if test $armv5te = "default" -a $arch = "armv4l"; then

  1380.     armv5te=no

  1381.     check_cc <<EOF && armv5te=yes

  1382.         int main(void) {

  1383.         __asm__ __volatile__ ("qadd r0, r0, r0");

  1384.         }

  1385. EOF

  1386. fi

  1387. 

  1388. # check iwmmxt support

  1389. if test $iwmmxt = "default" -a $arch = "armv4l"; then

  1390.     iwmmxt=no

  1391.     check_cc <<EOF && iwmmxt=yes

  1392.         int main(void) {

  1393.         __asm__ __volatile__ ("wunpckelub wr6, wr4");

  1394.         }

  1395. EOF

  1396. fi

  1397. 

  1398. # mmi only available on mips

  1399. if test $mmi = "default"; then

  1400.     if test $arch = "mips"; then

  1401.         mmi="yes"

  1402.     else

  1403.         mmi="no"

  1404.     fi

  1405. fi

  1406. 

  1407. # check if our compiler supports mmi

  1408. enabled mmi && check_cc <<EOF || mmi="no"

  1409. int main(void) {

  1410.     __asm__ ("lq \$2, 0(\$2)");

  1411.     return 0;

  1412. }

  1413. EOF

  1414. 

  1415. # ---

  1416. # big/little-endian test

  1417. if test "$cross_compile" = "no"; then

  1418.     check_ld <<EOF || die "endian test failed" && $TMPE && bigendian="yes"

  1419. #include <inttypes.h>

  1420. int main(int argc, char ** argv){

  1421.         volatile uint32_t i=0x01234567;

  1422.         return (*((uint8_t*)(&i))) == 0x67;

  1423. }

  1424. EOF

  1425. else

  1426.     # programs cannot be launched if cross compiling, so make a static guess

  1427.     if test "$arch" = "powerpc" -o "$arch" = "mips" ; then

  1428.         bigendian="yes"

  1429.     fi

  1430. fi

  1431. 

  1432. # ---

  1433. # check availability of some header files

  1434. 

  1435. check_header malloc.h

  1436. check_func memalign

  1437. 

  1438. if test "$memalign" = "no" -a "$need_memalign" = "yes" -a \

  1439.         "$memalign_hack" != "yes"; then

  1440.     die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."

  1441. fi

  1442. 

  1443. check_header byteswap.h

  1444. 

  1445. check_func inet_aton

  1446. check_func localtime_r

  1447. enabled zlib && check_lib zlib.h zlibVersion -lz || zlib="no"

  1448. 

  1449. # check for some common methods of building with pthread support

  1450. # do this before the optional library checks as some of them require pthreads

  1451. if enabled pthreads; then

  1452.     if check_func pthread_create; then

  1453.         :

  1454.     elif check_func pthread_create -pthread; then

  1455.         add_cflags -pthread

  1456.         add_ldflags -pthread

  1457.     elif check_func pthread_create -pthreads; then

  1458.         add_cflags -pthreads

  1459.         add_ldflags -pthreads

  1460.     elif ! check_lib pthread.h pthread_create -lpthread; then

  1461.         die "ERROR: can't find pthreads library"

  1462.     fi

  1463. fi

  1464. 

  1465. # these are off by default, so fail if requested and not available

  1466. enabled dts     && require libdts dts.h dts_init -ldts -lm

  1467. enabled libgsm  && require libgsm gsm.h gsm_create -lgsm

  1468. enabled mp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm

  1469. enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbis -lvorbisenc -logg

  1470. enabled libogg  && require libogg ogg/ogg.h ogg_sync_init -logg

  1471. enabled libnut  && require libnut libnut.h nut_demuxer_init -lnut

  1472. enabled xvid    && require XviD xvid.h xvid_global -lxvidcore

  1473. enabled x264    && require x264 x264.h x264_encoder_open -lx264

  1474. enabled dc1394  && require libdc1394 libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394

  1475. enabled mlib    && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib

  1476. 

  1477. # Ugh, faac uses stdcall calling convention on win32 so we can't use

  1478. # the generic test functions

  1479. if enabled faac; then

  1480.     save_flags

  1481.     temp_extralibs -lfaac

  1482.     check_ld <<EOF && add_extralibs -lfaac || die "ERROR: libfaac not found"

  1483. #include <stdint.h>

  1484. #include <faac.h>

  1485. int main(){

  1486.     char *id, *cpr;

  1487.     faacEncGetVersion(&id, &cpr);

  1488.     return 0;

  1489. }

  1490. EOF

  1491.     restore_flags

  1492. fi

  1493. 

  1494. # Ugh, recent faad2 versions have renamed all functions and #define the

  1495. # old names in faad.h.  Generic tests won't work.

  1496. if enabled faad; then

  1497.     save_flags

  1498.     temp_extralibs -lfaad

  1499.     check_ld <<EOF && add_extralibs -lfaad || die "ERROR: libfaad not found"

  1500. #include <faad.h>

  1501. int main(){

  1502.     faacDecOpen();

  1503.     return 0;

  1504. }

  1505. EOF

  1506.     restore_flags

  1507. fi

  1508. 

  1509. # Ugh, avisynth uses WINAPI calls. Generic tests won't work.

  1510. if enabled avisynth; then

  1511.     save_flags

  1512.     temp_extralibs -lvfw32

  1513.     check_ld <<EOF && add_extralibs -lvfw32 || die "ERROR: vfw32 not found"

  1514. #include <windows.h>

  1515. #include <vfw.h>

  1516. int main(){

  1517.     AVIFileInit();

  1518.     return 0;

  1519. }

  1520. EOF

  1521.     restore_flags

  1522. fi

  1523. 

  1524. 

  1525. # test for lrintf in math.h

  1526. check_exec <<EOF && lrintf=yes || lrintf=no

  1527. #define _ISOC9X_SOURCE  1

  1528. #include <math.h>

  1529. int main( void ) { return (lrintf(3.999f) > 0)?0:1; }

  1530. EOF

  1531. 

  1532. _restrict=

  1533. for restrict_keyword in restrict __restrict__ __restrict; do

  1534.     check_cc <<EOF && _restrict=$restrict_keyword && break

  1535. void foo(char * $restrict_keyword p);

  1536. EOF

  1537. done

  1538. 

  1539. # dlopen/dlfcn.h probing

  1540. 

  1541. check_header dlfcn.h

  1542. 

  1543. if check_func dlopen; then

  1544.     ldl=

  1545. elif check_func dlopen -ldl; then

  1546.     ldl=-ldl

  1547. fi

  1548. 

  1549. if test "$vhook" = "default"; then

  1550.     vhook="$dlopen"

  1551. fi

  1552. 

  1553. if enabled_any vhook a52bin faadbin; then

  1554.     add_extralibs $ldl

  1555. fi

  1556. 

  1557. if test "$targetos" = "CYGWIN" -a "$lstatic" = "yes" ; then

  1558.     vhook="no"

  1559.     echo

  1560.     echo "At the moment vhooks don't work on Cygwin static builds."

  1561.     echo "Patches welcome."

  1562.     echo

  1563. fi

  1564. 

  1565. if enabled vhook; then

  1566.     check_ldflags -rdynamic

  1567.     check_ldflags -export-dynamic

  1568. fi

  1569. 

  1570. if enabled audio_beos; then

  1571.     add_extralibs "-lmedia -lbe"

  1572. fi

  1573. 

  1574. ##########################################

  1575. # imlib check

  1576. 

  1577. temp_extralibs -lImlib2

  1578. check_ld <<EOF && imlib2=yes || imlib2=no

  1579. #include <X11/Xlib.h>

  1580. #include <Imlib2.h>

  1581. int main( void ) { return (int) imlib_load_font("foo"); }

  1582. EOF

  1583. restore_flags

  1584. 

  1585. ##########################################

  1586. # FreeType check

  1587. 

  1588. freetype2=no

  1589. if test "x$targetos" != "xBeOS"; then

  1590.   if (freetype-config --version) >/dev/null 2>&1 ; then

  1591.       temp_cflags `freetype-config --cflags`

  1592.       temp_extralibs `freetype-config --libs`

  1593.       check_ld <<EOF && freetype2=yes

  1594. #include <ft2build.h>

  1595. int main( void ) { return (int) FT_Init_FreeType(0); }

  1596. EOF

  1597.       restore_flags

  1598.   fi

  1599. fi

  1600. 

  1601. ##########################################

  1602. # SDL check

  1603. 

  1604. sdl_too_old=no

  1605. sdl=no

  1606. SDL_CONFIG="${cross_prefix}sdl-config"

  1607. if ("${SDL_CONFIG}" --version) >/dev/null 2>&1 ; then

  1608.     temp_cflags `"${SDL_CONFIG}" --cflags`

  1609.     temp_extralibs `"${SDL_CONFIG}" --libs`

  1610.     check_ld <<EOF

  1611. #include <SDL.h>

  1612. #undef main /* We don't want SDL to override our main() */

  1613. int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }

  1614. EOF

  1615.     if test $? = 0; then

  1616.         _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`

  1617.         if test "$_sdlversion" -lt 121 ; then

  1618.             sdl_too_old=yes

  1619.         else

  1620.             sdl=yes

  1621.             check_cc <<EOF && sdl_video_size=yes || sdl_video_size=no

  1622. #include <SDL.h>

  1623. int main(void){

  1624.     const SDL_VideoInfo *vi = SDL_GetVideoInfo();

  1625.     int w = vi->current_w;

  1626.     return 0;

  1627. }

  1628. EOF

  1629.         fi

  1630.     fi

  1631.     restore_flags

  1632. fi

  1633. 

  1634. enabled sdl || ffplay=no

  1635. 

  1636. ##########################################

  1637. # texi2html check

  1638. 

  1639. texi2html=no

  1640. if (texi2html -version) >/dev/null 2>&1; then

  1641. texi2html=yes

  1642. fi

  1643. 

  1644. ##########################################

  1645. # IPv6 check

  1646. 

  1647. enabled network && enabled ipv6 && check_ld <<EOF && ipv6=yes || ipv6=no

  1648. #include <sys/types.h>

  1649. #include <sys/socket.h>

  1650. #include <netinet/in.h>

  1651. #include <netdb.h>

  1652. int main( void ) {

  1653.   struct sockaddr_storage saddr;

  1654.   struct ipv6_mreq mreq6;

  1655.   getaddrinfo(0,0,0,0);

  1656.   getnameinfo(0,0,0,0,0,0,0);

  1657.   IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);

  1658. }

  1659. EOF

  1660. 

  1661. # check for video4linux2 --- V4L2_PIX_FMT_YUV420

  1662. enabled video4linux2 && check_cc <<EOF || video4linux2="no"

  1663. #include <sys/time.h>

  1664. #include <asm/types.h>

  1665. #include <linux/videodev2.h>

  1666. int dummy = V4L2_PIX_FMT_YUV420;

  1667. struct v4l2_buffer dummy1;

  1668. EOF

  1669. 

  1670. # check for ioctl_meteor.h, ioctl_bt848.h and alternatives

  1671. if enabled bktr; then

  1672.     check_header dev/bktr/ioctl_meteor.h

  1673.     check_header dev/bktr/ioctl_bt848.h

  1674. 

  1675.     check_header machine/ioctl_meteor.h

  1676.     check_header machine/ioctl_bt848.h

  1677. 

  1678.     check_header dev/video/meteor/ioctl_meteor.h

  1679.     check_header dev/video/bktr/ioctl_bt848.h

  1680. 

  1681.     check_header dev/ic/bt8xx.h

  1682. fi

  1683. 

  1684. # Deal with the x11 frame grabber

  1685. enabled x11grab                         &&

  1686. enabled gpl                             &&

  1687. enabled x11_grab_device_demuxer         &&

  1688. check_header X11/Xlib.h                 &&

  1689. check_header X11/extensions/XShm.h      &&

  1690. check_func XOpenDisplay -lX11           &&

  1691. check_func XShmCreateImage -lX11 -lXext &&

  1692. add_extralibs -lX11 -lXext              ||

  1693. disable x11_grab_device_demuxer

  1694. 

  1695. enabled debug && add_cflags -g

  1696. 

  1697. # add some useful compiler flags if supported

  1698. check_cflags -Wdeclaration-after-statement

  1699. check_cflags -Wall

  1700. check_cflags -Wno-switch

  1701. check_cflags -Wdisabled-optimization

  1702. check_cflags -Wpointer-arith

  1703. check_cflags -Wredundant-decls

  1704. enabled extrawarnings && check_cflags -Winline

  1705. 

  1706. # add some linker flags

  1707. check_ldflags $LDLATEFLAGS

  1708. 

  1709. # not all compilers support -Os

  1710. test "$optimize" = "small" && check_cflags -Os

  1711. 

  1712. if enabled optimize; then

  1713.     if test -n "`$cc -v 2>&1 | grep xlc`"; then

  1714.         add_cflags  "-O5"

  1715.         add_ldflags "-O5"

  1716.     else

  1717.         add_cflags "-O3"

  1718.     fi

  1719. fi

  1720. 

  1721. # PIC flags for shared library objects where they are needed

  1722. if test "$lshared" = "yes" ; then

  1723.     # LIBOBJFLAGS may have already been set in the OS configuration

  1724.     if test -z "$LIBOBJFLAGS" ; then

  1725.         case "$arch" in

  1726.             x86_64|ia64|alpha|sparc*) LIBOBJFLAGS="\$(PIC)" ;;

  1727.         esac

  1728.     fi

  1729. fi

  1730. 

  1731. if test "$gprof" = "yes" ; then

  1732.     add_cflags  "-p"

  1733.     add_ldflags "-p"

  1734. fi

  1735. 

  1736. VHOOKCFLAGS="-fPIC $CFLAGS"

  1737. test "$needmdynamicnopic" = yes && add_cflags -mdynamic-no-pic

  1738. 

  1739. # find if .align arg is power-of-two or not

  1740. if test $asmalign_pot = "unknown"; then

  1741.     asmalign_pot="no"

  1742.     echo 'asm (".align 3");' | check_cc && asmalign_pot="yes"

  1743. fi

  1744. 

  1745. echo "install prefix   $PREFIX"

  1746. echo "source path      $source_path"

  1747. echo "C compiler       $cc"

  1748. echo "make             $make"

  1749. echo "ARCH             $arch ($cpu)"

  1750. if test "$BUILDSUF" != ""; then

  1751.     echo "build suffix     $BUILDSUF"

  1752. fi

  1753. echo "big-endian       $bigendian"

  1754. if test $arch = "x86_32" -o $arch = "x86_64"; then

  1755.     echo "MMX enabled      $mmx"

  1756.     echo "CMOV enabled     $cmov"

  1757.     echo "CMOV is fast     $cmov_is_fast"

  1758. fi

  1759. if test $arch = "armv4l"; then

  1760.     echo "ARMv5TE enabled  $armv5te"

  1761.     echo "IWMMXT enabled   $iwmmxt"

  1762. fi

  1763. if test $arch = "mips"; then

  1764.     echo "MMI enabled      $mmi"

  1765. fi

  1766. if test $arch = "powerpc"; then

  1767.     echo "AltiVec enabled  $altivec"

  1768.     echo "dcbzl available  $dcbzl"

  1769. fi

  1770. echo "gprof enabled    $gprof"

  1771. echo "zlib enabled     $zlib"

  1772. echo "libgsm enabled   $libgsm"

  1773. echo "mp3lame enabled  $mp3lame"

  1774. echo "libnut enabled   $libnut"

  1775. echo "libogg enabled   $libogg"

  1776. echo "Vorbis enabled   $libvorbis"

  1777. echo "FAAD enabled     $faad"

  1778. echo "faadbin enabled  $faadbin"

  1779. echo "FAAC enabled     $faac"

  1780. echo "XviD enabled     $xvid"

  1781. echo "x264 enabled     $x264"

  1782. echo "a52 support      $a52"

  1783. echo "a52 dlopened     $a52bin"

  1784. echo "DTS support      $dts"

  1785. echo "pp support       $pp"

  1786. echo "Software Scaler enabled $swscaler"

  1787. echo "AVISynth enabled $avisynth"

  1788. echo "debug symbols    $debug"

  1789. echo "strip symbols    $dostrip"

  1790. echo "optimize         $optimize"

  1791. echo "static           $lstatic"

  1792. echo "shared           $lshared"

  1793. echo "video hooking    $vhook"

  1794. echo "SDL support      $sdl"

  1795. if test $sdl_too_old = "yes"; then

  1796.     echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."

  1797. fi

  1798. 

  1799. if test "$vhook" = "yes"; then

  1800.     echo "Imlib2 support   $imlib2"

  1801.     echo "FreeType support $freetype2"

  1802. fi

  1803. echo "Sun medialib support"  $mlib

  1804. echo "pthreads support"      $pthreads

  1805. echo "AMR-NB float support"  $amr_nb

  1806. echo "AMR-NB fixed support"  $amr_nb_fixed

  1807. echo "AMR-WB float support"  $amr_wb

  1808. echo "AMR-WB IF2 support"    $amr_if2

  1809. echo "network support      $network"

  1810. if test "$network" = "yes" ; then

  1811.     echo "IPv6 support         $ipv6"

  1812. fi

  1813. echo ".align is power-of-two" $asmalign_pot

  1814. if test "$gpl" = "no" ; then

  1815.     echo "License: LGPL"

  1816. else

  1817.     echo "License: GPL"

  1818. fi

  1819. 

  1820. echo "Creating config.mak and config.h..."

  1821. 

  1822. echo "# Automatically generated by configure - do not modify!" > config.mak

  1823. echo "/* Automatically generated by configure - do not modify! */" > $TMPH

  1824. echo "#define FFMPEG_CONFIGURATION "'"'"$FFMPEG_CONFIGURATION"'"' >> $TMPH

  1825. 

  1826. echo "PREFIX=$PREFIX" >> config.mak

  1827. echo "prefix=\$(DESTDIR)\${PREFIX}" >> config.mak

  1828. echo "libdir=\$(DESTDIR)$libdir" >> config.mak

  1829. echo "shlibdir=\$(DESTDIR)$shlibdir" >> config.mak

  1830. echo "incdir=\$(DESTDIR)$incdir" >> config.mak

  1831. echo "bindir=\$(DESTDIR)$bindir" >> config.mak

  1832. echo "mandir=\$(DESTDIR)$mandir" >> config.mak

  1833. echo "MAKE=$make" >> config.mak

  1834. echo "CC=$cc" >> config.mak

  1835. echo "AR=$ar" >> config.mak

  1836. echo "RANLIB=$ranlib" >> config.mak

  1837. if test "$dostrip" = "yes" ; then

  1838.     echo "STRIP=$strip" >> config.mak

  1839.     echo "INSTALLSTRIP=$installstrip" >> config.mak

  1840. else

  1841.     echo "STRIP=echo ignoring strip" >> config.mak

  1842.     echo "INSTALLSTRIP=" >> config.mak

  1843. fi

  1844. 

  1845. echo "OPTFLAGS=$CFLAGS" >> config.mak

  1846. echo "VHOOKCFLAGS=$VHOOKCFLAGS">>config.mak

  1847. echo "LDFLAGS=$LDFLAGS" >> config.mak

  1848. echo "LDCONFIG=$LDCONFIG" >> config.mak

  1849. echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak

  1850. echo "SHFLAGS=$SHFLAGS" >> config.mak

  1851. echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak

  1852. echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak

  1853. echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak

  1854. echo "BUILD_STATIC=$lstatic" >> config.mak

  1855. echo "BUILDSUF=$BUILDSUF" >> config.mak

  1856. echo "LIBPREF=$LIBPREF" >> config.mak

  1857. echo "LIBSUF=\${BUILDSUF}$LIBSUF" >> config.mak

  1858. if test "$lstatic" = "yes" ; then

  1859.   echo "LIB=$LIB" >> config.mak

  1860. else # Some Make complain if this variable does not exist.

  1861.   echo "LIB=" >> config.mak

  1862. fi

  1863. echo "SLIBPREF=$SLIBPREF" >> config.mak

  1864. echo "SLIBSUF=\${BUILDSUF}$SLIBSUF" >> config.mak

  1865. echo "EXESUF=\${BUILDSUF}$EXESUF" >> config.mak

  1866. echo "TARGET_OS=$targetos" >> config.mak

  1867. 

  1868. ucarch=`toupper $arch`

  1869. echo "TARGET_ARCH_${ucarch}=yes" >> config.mak

  1870. echo "#define ARCH_${ucarch} 1" >> $TMPH

  1871. 

  1872. # special cases

  1873. case "$arch" in

  1874.     x86_32|x86_64)

  1875.         echo "TARGET_ARCH_X86=yes" >> config.mak

  1876.         echo "#define ARCH_X86 1" >> $TMPH

  1877.         ;;

  1878.     powerpc)

  1879.         if test "$POWERPCMODE" = "64bits"; then

  1880.             echo "#define POWERPC_MODE_64BITS 1" >> $TMPH

  1881.         fi

  1882.         if test "$powerpc_perf" = "yes"; then

  1883.             echo "#define POWERPC_PERFORMANCE_REPORT 1" >> $TMPH

  1884.         fi

  1885.         ;;

  1886.     sparc64)

  1887.         echo "TARGET_ARCH_SPARC=yes" >> config.mak

  1888.         echo "#define ARCH_SPARC 1" >> $TMPH

  1889.         ;;

  1890. esac

  1891. 

  1892. if test "$bigendian" = "yes" ; then

  1893.   echo "WORDS_BIGENDIAN=yes" >> config.mak

  1894.   echo "#define WORDS_BIGENDIAN 1" >> $TMPH

  1895. fi

  1896. if test "$mmx" = "yes" ; then

  1897.   echo "TARGET_MMX=yes" >> config.mak

  1898.   echo "#define HAVE_MMX 1" >> $TMPH

  1899.   echo "#define __CPU__ 586" >> $TMPH

  1900. fi

  1901. if test "$cmov" = "yes" ; then

  1902.   echo "TARGET_CMOV=yes" >> config.mak

  1903.   echo "#define HAVE_CMOV 1" >> $TMPH

  1904. fi

  1905. if test "$cmov_is_fast" = "yes" ; then

  1906.   echo "TARGET_CMOV_IS_FAST=yes" >> config.mak

  1907.   echo "#define CMOV_IS_FAST 1" >> $TMPH

  1908. fi

  1909. if test "$armv5te" = "yes" ; then

  1910.   echo "TARGET_ARMV5TE=yes" >> config.mak

  1911.   echo "#define HAVE_ARMV5TE 1" >> $TMPH

  1912. fi

  1913. if test "$iwmmxt" = "yes" ; then

  1914.   echo "TARGET_IWMMXT=yes" >> config.mak

  1915.   echo "#define HAVE_IWMMXT 1" >> $TMPH

  1916. fi

  1917. if test "$mmi" = "yes" ; then

  1918.   echo "TARGET_MMI=yes" >> config.mak

  1919.   echo "#define HAVE_MMI 1" >> $TMPH

  1920. fi

  1921. 

  1922. if test "$altivec" = "yes" ; then

  1923.   echo "TARGET_ALTIVEC=yes" >> config.mak

  1924.   echo "#define HAVE_ALTIVEC 1" >> $TMPH

  1925. fi

  1926. 

  1927. if test "$sdl" = "yes" ; then

  1928.   echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak

  1929.   echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak

  1930. fi

  1931. if test "$texi2html" = "yes"; then

  1932.   echo "BUILD_DOC=yes" >> config.mak

  1933. fi

  1934. 

  1935. sws_version=`grep '#define LIBSWSCALE_VERSION ' "$source_path/libswscale/swscale.h" | sed 's/[^0-9\.]//g'`

  1936. pp_version=`grep '#define LIBPOSTPROC_VERSION ' "$source_path/libpostproc/postprocess.h" | sed 's/[^0-9\.]//g'`

  1937. lavc_version=`grep '#define LIBAVCODEC_VERSION ' "$source_path/libavcodec/avcodec.h" | sed 's/[^0-9\.]//g'`

  1938. lavf_version=`grep '#define LIBAVFORMAT_VERSION ' "$source_path/libavformat/avformat.h" | sed 's/[^0-9\.]//g'`

  1939. lavu_version=`grep '#define LIBAVUTIL_VERSION ' "$source_path/libavutil/avutil.h" | sed 's/[^0-9\.]//g'`

  1940. 

  1941. 

  1942. 

  1943. if test "$lshared" = "yes" ; then

  1944.   echo "BUILD_SHARED=yes" >> config.mak

  1945.   echo "PIC=-fPIC -DPIC" >> config.mak

  1946.   echo "SPPMAJOR=${pp_version%%.*}" >> config.mak

  1947.   echo "SPPVERSION=$pp_version" >> config.mak

  1948.   echo "LAVCMAJOR=${lavc_version%%.*}" >> config.mak

  1949.   echo "LAVCVERSION=$lavc_version" >> config.mak

  1950.   echo "LAVFMAJOR=${lavf_version%%.*}" >> config.mak

  1951.   echo "LAVFVERSION=$lavf_version" >> config.mak

  1952.   echo "LAVUMAJOR=${lavu_version%%.*}" >> config.mak

  1953.   echo "LAVUVERSION=$lavu_version" >> config.mak

  1954.   echo "SWSMAJOR=${sws_version%%.*}" >> config.mak

  1955.   echo "SWSVERSION=$sws_version" >> config.mak

  1956.   echo "SLIBNAME=${SLIBNAME}" >> config.mak

  1957.   echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak

  1958.   echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak

  1959.   echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak

  1960.   echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak

  1961. fi

  1962. echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak

  1963. echo "EXTRALIBS=$extralibs" >> config.mak

  1964. 

  1965. enabled_any $ENCODER_LIST && enable encoders

  1966. enabled_any $DECODER_LIST && enable decoders

  1967. enabled_any $MUXER_LIST   && enable muxers

  1968. enabled_any $DEMUXER_LIST && enable demuxers

  1969. 

  1970. enabled_any pthreads beosthreads os2threads w32threads && enable threads

  1971. 

  1972. print_config HAVE_   $TMPH config.mak $HAVE_LIST

  1973. print_config CONFIG_ $TMPH config.mak $CONFIG_LIST

  1974. 

  1975. if test "$targetos" = "Darwin"; then

  1976.   echo "#define CONFIG_DARWIN 1"  >> $TMPH

  1977. fi

  1978. 

  1979. echo "#define restrict $_restrict" >> $TMPH

  1980. 

  1981. if test "$optimize" = "small"; then

  1982.   echo "#define always_inline"  >> $TMPH

  1983.   echo "#define CONFIG_SMALL 1" >> $TMPH

  1984. fi

  1985. 

  1986. echo "SRC_PATH=\"$source_path\"" >> config.mak

  1987. echo "SRC_PATH_BARE=$source_path" >> config.mak

  1988. echo "BUILD_ROOT=\"$PWD\"" >> config.mak

  1989. 

  1990. if test "$amr_if2" = "yes" ; then

  1991.   echo "AMR_CFLAGS=-DIF2=1" >> config.mak

  1992. fi

  1993. 

  1994. # Apparently it's not possible to portably echo a backslash.

  1995. if test "$asmalign_pot" = "yes" ; then

  1996.   printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH

  1997. else

  1998.   printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH

  1999. fi

  2000. 

  2001. 

  2002. for codec in $DECODER_LIST $ENCODER_LIST $PARSER_LIST $DEMUXER_LIST $MUXER_LIST; do

  2003.     ucname="`toupper $codec`"

  2004.     config_name="CONFIG_$ucname"

  2005.     enabled_name="ENABLE_$ucname"

  2006.     if enabled $codec; then

  2007.         echo "#define $config_name 1" >> $TMPH

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

  2009.         echo "$config_name=yes" >> config.mak

  2010.     else

  2011.         echo "#define $enabled_name 0" >> $TMPH

  2012.     fi

  2013. done

  2014. 

  2015. # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.

  2016. if ! cmp -s $TMPH config.h; then

  2017.         mv -f $TMPH config.h

  2018. else

  2019.         echo "config.h is unchanged"

  2020. fi

  2021. 

  2022. rm -f $TMPO $TMPC $TMPE $TMPS $TMPH

  2023. 

  2024. # build tree in object directory if source path is different from current one

  2025. if test "$source_path_used" = "yes" ; then

  2026.     DIRS="\

  2027.          doc \

  2028.          libavformat \

  2029.          libavcodec \

  2030.          libavcodec/alpha \

  2031.          libavcodec/armv4l \

  2032.          libavcodec/bfin \

  2033.          libavcodec/i386 \

  2034.          libavcodec/sparc \

  2035.          libavcodec/mlib \

  2036.          libavcodec/ppc \

  2037.          libavcodec/liba52 \

  2038.          libavcodec/amr \

  2039.          libavcodec/amr_float \

  2040.          libavcodec/amrwb_float \

  2041.          libpostproc \

  2042.          libavutil \

  2043.          libswscale \

  2044.          tests \

  2045.          vhook \

  2046.          "

  2047.     FILES="\

  2048.           Makefile \

  2049.           common.mak \

  2050.           libavformat/Makefile \

  2051.           libavcodec/Makefile \

  2052.           libpostproc/Makefile \

  2053.           libavutil/Makefile \

  2054.           libswscale/Makefile \

  2055.           tests/Makefile \

  2056.           vhook/Makefile \

  2057.           doc/Makefile \

  2058.           doc/texi2pod.pl \

  2059.           "

  2060.     for dir in $DIRS ; do

  2061.             mkdir -p $dir

  2062.     done

  2063.     for f in $FILES ; do

  2064.         ln -sf "$source_path/$f" $f

  2065.     done

  2066. fi

  2067. 

  2068. 

  2069. # build pkg-config files

  2070. 

  2071. pkgconfig_generate(){

  2072. name=$1

  2073. comment=$2

  2074. version=$3

  2075. libs=$4

  2076. requires=$5

  2077. include=$6

  2078. cat <<EOF >$name.pc

  2079. prefix=$PREFIX

  2080. exec_prefix=\${prefix}

  2081. libdir=\${exec_prefix}/lib

  2082. includedir=\${prefix}/include

  2083. 

  2084. Name: $name

  2085. Description: $comment

  2086. Version: $version

  2087. Requires: $requires

  2088. Conflicts:

  2089. Libs: -L\${libdir} $libs

  2090. Cflags: -I\${includedir} -I\${includedir}/$include

  2091. EOF

  2092. }

  2093. 

  2094. pkgconfig_generate_uninstalled(){

  2095. name=$1

  2096. shortname=${name#lib}

  2097. comment=$2

  2098. version=$3

  2099. libs=$4

  2100. requires=$5

  2101. cat <<EOF >$name-uninstalled.pc

  2102. prefix=

  2103. exec_prefix=

  2104. libdir=\${pcfiledir}/$name

  2105. includedir=\${pcfiledir}/$name

  2106. 

  2107. Name: $name

  2108. Description: $comment

  2109. Version: $version

  2110. Requires: $requires

  2111. Conflicts:

  2112. Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs

  2113. Cflags: -I\${includedir}

  2114. EOF

  2115. }

  2116. 

  2117. pkgconfig_generate libavutil "FFmpeg utility library" "$lavu_version" -lavutil "" ffmpeg

  2118. pkgconfig_generate_uninstalled libavutil "FFmpeg utility library" "$lavu_version"

  2119. 

  2120. pkgconfig_generate libavcodec "FFmpeg codec library" "$lavc_version" "-lavcodec $extralibs" "$pkg_requires libavutil = $lavu_version" ffmpeg

  2121. pkgconfig_generate_uninstalled libavcodec "FFmpeg codec library" "$lavc_version" "$extralibs" "$pkg_requires libavutil = $lavu_version"

  2122. 

  2123. pkgconfig_generate libavformat "FFmpeg container format library" "$lavf_version" "-lavformat $extralibs" "$pkg_requires libavcodec = $lavc_version" ffmpeg

  2124. pkgconfig_generate_uninstalled libavformat "FFmpeg container format library" "$lavf_version" "$extralibs" "$pkg_requires libavcodec = $lavc_version"

  2125. 

  2126. if test "$pp" = "yes"; then

  2127.   pkgconfig_generate libpostproc "FFmpeg post processing library" "$pp_version" -lpostproc "" postproc

  2128.   pkgconfig_generate_uninstalled libpostproc "FFmpeg post processing library" "$pp_version"

  2129. fi

  2130. 

  2131. if test "$swscaler" != "no"; then

  2132.   pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "-lswscale" "$pkg_requires libavutil = $lavu_version" swscale

  2133.   pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavutil = $lavu_version"

  2134. else

  2135.   pkgconfig_generate libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version" swscale

  2136.   pkgconfig_generate_uninstalled libswscale "FFmpeg image rescaling library" "$sws_version" "" "$pkg_requires libavcodec = $lavc_version"

  2137.   apply libswscale.pc sed s/^Libs:.*$/Libs:/

  2138.   apply libswscale-uninstalled.pc sed s/^Libs:.*$/Libs:/

  2139. fi