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  1. #!/bin/sh
  2. #
  3. # FFmpeg configure script
  4. #
  5. # Copyright (c) 2000-2002 Fabrice Bellard
  6. # Copyright (c) 2005-2008 Diego Biurrun
  7. # Copyright (c) 2005-2008 Mans Rullgard
  8. #
  9. # Prevent locale nonsense from breaking basic text processing.
  10. LC_ALL=C
  11. export LC_ALL
  12. # make sure we are running under a compatible shell
  13. # try to make this part work with most shells
  14. try_exec(){
  15. echo "Trying shell $1"
  16. type "$1" > /dev/null 2>&1 && exec "$@"
  17. }
  18. unset foo
  19. (: ${foo%%bar}) 2> /dev/null
  20. E1="$?"
  21. (: ${foo?}) 2> /dev/null
  22. E2="$?"
  23. if test "$E1" != 0 || test "$E2" = 0; then
  24. echo "Broken shell detected. Trying alternatives."
  25. export FF_CONF_EXEC
  26. if test "0$FF_CONF_EXEC" -lt 1; then
  27. FF_CONF_EXEC=1
  28. try_exec bash "$0" "$@"
  29. fi
  30. if test "0$FF_CONF_EXEC" -lt 2; then
  31. FF_CONF_EXEC=2
  32. try_exec ksh "$0" "$@"
  33. fi
  34. if test "0$FF_CONF_EXEC" -lt 3; then
  35. FF_CONF_EXEC=3
  36. try_exec /usr/xpg4/bin/sh "$0" "$@"
  37. fi
  38. echo "No compatible shell script interpreter found."
  39. echo "This configure script requires a POSIX-compatible shell"
  40. echo "such as bash or ksh."
  41. echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
  42. echo "Instead, install a working POSIX-compatible shell."
  43. echo "Disabling this configure test will create a broken FFmpeg."
  44. if test "$BASH_VERSION" = '2.04.0(1)-release'; then
  45. echo "This bash version ($BASH_VERSION) is broken on your platform."
  46. echo "Upgrade to a later version if available."
  47. fi
  48. exit 1
  49. fi
  50. show_help(){
  51. cat <<EOF
  52. Usage: configure [options]
  53. Options: [defaults in brackets after descriptions]
  54. Standard options:
  55. --help print this message
  56. --logfile=FILE log tests and output to FILE [config.err]
  57. --disable-logging do not log configure debug information
  58. --prefix=PREFIX install in PREFIX [$prefix]
  59. --bindir=DIR install binaries in DIR [PREFIX/bin]
  60. --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
  61. --libdir=DIR install libs in DIR [PREFIX/lib]
  62. --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
  63. --incdir=DIR install includes in DIR [PREFIX/include]
  64. --mandir=DIR install man page in DIR [PREFIX/share/man]
  65. Configuration options:
  66. --disable-static do not build static libraries [no]
  67. --enable-shared build shared libraries [no]
  68. --enable-gpl allow use of GPL code, the resulting libs
  69. and binaries will be under GPL [no]
  70. --enable-version3 upgrade (L)GPL to version 3 [no]
  71. --enable-nonfree allow use of nonfree code, the resulting libs
  72. and binaries will be unredistributable [no]
  73. --disable-doc do not build documentation
  74. --disable-ffmpeg disable ffmpeg build
  75. --disable-ffplay disable ffplay build
  76. --disable-ffprobe disable ffprobe build
  77. --disable-ffserver disable ffserver build
  78. --disable-avdevice disable libavdevice build
  79. --disable-avcodec disable libavcodec build
  80. --disable-avformat disable libavformat build
  81. --disable-swscale disable libswscale build
  82. --enable-postproc enable GPLed postprocessing support [no]
  83. --enable-avfilter video filter support [no]
  84. --enable-avfilter-lavf video filters dependent on avformat [no]
  85. --enable-beosthreads use BeOS threads [no]
  86. --enable-os2threads use OS/2 threads [no]
  87. --enable-pthreads use pthreads [no]
  88. --enable-w32threads use Win32 threads [no]
  89. --enable-x11grab enable X11 grabbing [no]
  90. --disable-network disable network support [no]
  91. --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
  92. --enable-gray enable full grayscale support (slower color)
  93. --disable-swscale-alpha disable alpha channel support in swscale
  94. --disable-fastdiv disable table-based division
  95. --enable-small optimize for size instead of speed
  96. --disable-aandct disable AAN DCT code
  97. --disable-dct disable DCT code
  98. --disable-fft disable FFT code
  99. --disable-golomb disable Golomb code
  100. --disable-lpc disable LPC code
  101. --disable-mdct disable MDCT code
  102. --disable-rdft disable RDFT code
  103. --disable-vaapi disable VAAPI code
  104. --disable-vdpau disable VDPAU code
  105. --disable-dxva2 disable DXVA2 code
  106. --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
  107. --enable-hardcoded-tables use hardcoded tables instead of runtime generation
  108. --enable-memalign-hack emulate memalign, interferes with memory debuggers
  109. --enable-beos-netserver enable BeOS netserver
  110. --disable-everything disable all components listed below
  111. --disable-encoder=NAME disable encoder NAME
  112. --enable-encoder=NAME enable encoder NAME
  113. --disable-encoders disable all encoders
  114. --disable-decoder=NAME disable decoder NAME
  115. --enable-decoder=NAME enable decoder NAME
  116. --disable-decoders disable all decoders
  117. --disable-hwaccel=NAME disable hwaccel NAME
  118. --enable-hwaccel=NAME enable hwaccel NAME
  119. --disable-hwaccels disable all hwaccels
  120. --disable-muxer=NAME disable muxer NAME
  121. --enable-muxer=NAME enable muxer NAME
  122. --disable-muxers disable all muxers
  123. --disable-demuxer=NAME disable demuxer NAME
  124. --enable-demuxer=NAME enable demuxer NAME
  125. --disable-demuxers disable all demuxers
  126. --enable-parser=NAME enable parser NAME
  127. --disable-parser=NAME disable parser NAME
  128. --disable-parsers disable all parsers
  129. --enable-bsf=NAME enable bitstream filter NAME
  130. --disable-bsf=NAME disable bitstream filter NAME
  131. --disable-bsfs disable all bitstream filters
  132. --enable-protocol=NAME enable protocol NAME
  133. --disable-protocol=NAME disable protocol NAME
  134. --disable-protocols disable all protocols
  135. --disable-indev=NAME disable input device NAME
  136. --disable-outdev=NAME disable output device NAME
  137. --disable-indevs disable input devices
  138. --disable-outdevs disable output devices
  139. --disable-devices disable all devices
  140. --enable-filter=NAME enable filter NAME
  141. --disable-filter=NAME disable filter NAME
  142. --disable-filters disable all filters
  143. --list-decoders show all available decoders
  144. --list-encoders show all available encoders
  145. --list-hwaccels show all available hardware accelerators
  146. --list-muxers show all available muxers
  147. --list-demuxers show all available demuxers
  148. --list-parsers show all available parsers
  149. --list-protocols show all available protocols
  150. --list-bsfs show all available bitstream filters
  151. --list-indevs show all available input devices
  152. --list-outdevs show all available output devices
  153. --list-filters show all available filters
  154. External library support:
  155. --enable-avisynth enable reading of AVISynth script files [no]
  156. --enable-bzlib enable bzlib [autodetect]
  157. --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
  158. --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
  159. --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
  160. and libraw1394 [no]
  161. --enable-libdirac enable Dirac support via libdirac [no]
  162. --enable-libfaac enable FAAC support via libfaac [no]
  163. --enable-libfaad enable FAAD support via libfaad [no]
  164. --enable-libfaadbin open libfaad.so.0 at runtime [no]
  165. --enable-libgsm enable GSM support via libgsm [no]
  166. --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
  167. --enable-libnut enable NUT (de)muxing via libnut,
  168. native (de)muxer exists [no]
  169. --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
  170. --enable-libschroedinger enable Dirac support via libschroedinger [no]
  171. --enable-libspeex enable Speex decoding via libspeex [no]
  172. --enable-libtheora enable Theora encoding via libtheora [no]
  173. --enable-libvorbis enable Vorbis encoding via libvorbis,
  174. native implementation exists [no]
  175. --enable-libx264 enable H.264 encoding via x264 [no]
  176. --enable-libxvid enable Xvid encoding via xvidcore,
  177. native MPEG-4/Xvid encoder exists [no]
  178. --enable-mlib enable Sun medialib [no]
  179. --enable-zlib enable zlib [autodetect]
  180. Advanced options (experts only):
  181. --source-path=PATH path to source code [$source_path]
  182. --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
  183. --enable-cross-compile assume a cross-compiler is used
  184. --sysroot=PATH root of cross-build tree
  185. --sysinclude=PATH location of cross-build system headers
  186. --target-os=OS compiler targets OS [$target_os]
  187. --target-exec=CMD command to run executables on target
  188. --target-path=DIR path to view of build directory on target
  189. --nm=NM use nm tool
  190. --as=AS use assembler AS [$as_default]
  191. --cc=CC use C compiler CC [$cc_default]
  192. --ld=LD use linker LD
  193. --host-cc=HOSTCC use host C compiler HOSTCC
  194. --host-cflags=HCFLAGS use HCFLAGS when compiling for host
  195. --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
  196. --host-libs=HLIBS use libs HLIBS when linking for host
  197. --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
  198. --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
  199. --extra-libs=ELIBS add ELIBS [$ELIBS]
  200. --extra-version=STRING version string suffix []
  201. --build-suffix=SUFFIX library name suffix []
  202. --arch=ARCH select architecture [$arch]
  203. --cpu=CPU select the minimum required CPU (affects
  204. instruction selection, may crash on older CPUs)
  205. --enable-powerpc-perf enable performance report on PPC
  206. (requires enabling PMC)
  207. --disable-asm disable all assembler optimizations
  208. --disable-altivec disable AltiVec optimizations
  209. --disable-amd3dnow disable 3DNow! optimizations
  210. --disable-amd3dnowext disable 3DNow! extended optimizations
  211. --disable-mmx disable MMX optimizations
  212. --disable-mmx2 disable MMX2 optimizations
  213. --disable-sse disable SSE optimizations
  214. --disable-ssse3 disable SSSE3 optimizations
  215. --disable-armv5te disable armv5te optimizations
  216. --disable-armv6 disable armv6 optimizations
  217. --disable-armv6t2 disable armv6t2 optimizations
  218. --disable-armvfp disable ARM VFP optimizations
  219. --disable-iwmmxt disable iwmmxt optimizations
  220. --disable-mmi disable MMI optimizations
  221. --disable-neon disable neon optimizations
  222. --disable-vis disable VIS optimizations
  223. --disable-yasm disable use of yasm assembler
  224. --enable-pic build position-independent code
  225. --malloc-prefix=PFX prefix malloc and related names with PFX
  226. --enable-sram allow use of on-chip SRAM
  227. Developer options (useful when working on FFmpeg itself):
  228. --disable-debug disable debugging symbols
  229. --enable-debug=LEVEL set the debug level [$debuglevel]
  230. --enable-gprof enable profiling with gprof [$gprof]
  231. --disable-optimizations disable compiler optimizations
  232. --enable-extra-warnings enable more compiler warnings
  233. --disable-stripping disable stripping of executables and shared libraries
  234. --samples=PATH location of test samples for FATE
  235. NOTE: Object files are built at the place where configure is launched.
  236. EOF
  237. exit 0
  238. }
  239. log(){
  240. echo "$@" >> $logfile
  241. }
  242. log_file(){
  243. log BEGIN $1
  244. pr -n -t $1 >> $logfile
  245. log END $1
  246. }
  247. echolog(){
  248. log "$@"
  249. echo "$@"
  250. }
  251. die(){
  252. echolog "$@"
  253. cat <<EOF
  254. If you think configure made a mistake, make sure you are using the latest
  255. version from SVN. If the latest version fails, report the problem to the
  256. ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
  257. EOF
  258. if disabled logging; then
  259. cat <<EOF
  260. Rerun configure with logging enabled (do not use --disable-logging), and
  261. include the log this produces with your report.
  262. EOF
  263. else
  264. cat <<EOF
  265. Include the log file "$logfile" produced by configure as this will help
  266. solving the problem.
  267. EOF
  268. fi
  269. exit 1
  270. }
  271. # Avoid locale weirdness, besides we really just want to translate ASCII.
  272. toupper(){
  273. echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
  274. }
  275. tolower(){
  276. echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
  277. }
  278. c_escape(){
  279. echo "$*" | sed 's/["\\]/\\\0/g'
  280. }
  281. sh_quote(){
  282. v=$(echo "$1" | sed "s/'/'\\\\''/g")
  283. test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
  284. echo "$v"
  285. }
  286. filter(){
  287. pat=$1
  288. shift
  289. for v; do
  290. eval "case $v in $pat) echo $v ;; esac"
  291. done
  292. }
  293. map(){
  294. m=$1
  295. shift
  296. for v; do eval $m; done
  297. }
  298. set_all(){
  299. value=$1
  300. shift
  301. for var in $*; do
  302. eval $var=$value
  303. done
  304. }
  305. set_weak(){
  306. value=$1
  307. shift
  308. for var; do
  309. eval : \${$var:=$value}
  310. done
  311. }
  312. pushvar(){
  313. for var in $*; do
  314. eval level=\${${var}_level:=0}
  315. eval ${var}_${level}="\$$var"
  316. eval ${var}_level=$(($level+1))
  317. done
  318. }
  319. popvar(){
  320. for var in $*; do
  321. eval level=\${${var}_level:-0}
  322. test $level = 0 && continue
  323. eval level=$(($level-1))
  324. eval $var="\${${var}_${level}}"
  325. eval ${var}_level=$level
  326. eval unset ${var}_${level}
  327. done
  328. }
  329. enable(){
  330. set_all yes $*
  331. }
  332. disable(){
  333. set_all no $*
  334. }
  335. enable_weak(){
  336. set_weak yes $*
  337. }
  338. disable_weak(){
  339. set_weak no $*
  340. }
  341. enable_safe(){
  342. for var; do
  343. enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
  344. done
  345. }
  346. disable_safe(){
  347. for var; do
  348. disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
  349. done
  350. }
  351. do_enable_deep(){
  352. for var; do
  353. enabled $var && continue
  354. eval sel="\$${var}_select"
  355. eval sgs="\$${var}_suggest"
  356. pushvar var sgs
  357. enable_deep $sel
  358. popvar sgs
  359. enable_deep_weak $sgs
  360. popvar var
  361. done
  362. }
  363. enable_deep(){
  364. do_enable_deep $*
  365. enable $*
  366. }
  367. enable_deep_weak(){
  368. do_enable_deep $*
  369. enable_weak $*
  370. }
  371. enabled(){
  372. test "${1#!}" = "$1" && op== || op=!=
  373. eval test "x\$${1#!}" $op "xyes"
  374. }
  375. disabled(){
  376. test "${1#!}" = "$1" && op== || op=!=
  377. eval test "x\$${1#!}" $op "xno"
  378. }
  379. enabled_all(){
  380. for opt; do
  381. enabled $opt || return 1
  382. done
  383. }
  384. disabled_all(){
  385. for opt; do
  386. disabled $opt || return 1
  387. done
  388. }
  389. enabled_any(){
  390. for opt; do
  391. enabled $opt && return 0
  392. done
  393. }
  394. disabled_any(){
  395. for opt; do
  396. disabled $opt && return 0
  397. done
  398. return 1
  399. }
  400. set_default(){
  401. for opt; do
  402. eval : \${$opt:=\$${opt}_default}
  403. done
  404. }
  405. is_in(){
  406. value=$1
  407. shift
  408. for var in $*; do
  409. [ $var = $value ] && return 0
  410. done
  411. return 1
  412. }
  413. check_deps(){
  414. for cfg; do
  415. cfg="${cfg#!}"
  416. enabled ${cfg}_checking && die "Circular dependency for $cfg."
  417. disabled ${cfg}_checking && continue
  418. enable ${cfg}_checking
  419. eval dep_all="\$${cfg}_deps"
  420. eval dep_any="\$${cfg}_deps_any"
  421. eval dep_sel="\$${cfg}_select"
  422. eval dep_sgs="\$${cfg}_suggest"
  423. eval dep_ifa="\$${cfg}_if"
  424. eval dep_ifn="\$${cfg}_if_any"
  425. pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
  426. check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
  427. popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
  428. [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
  429. [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
  430. enabled_all $dep_all || disable $cfg
  431. enabled_any $dep_any || disable $cfg
  432. disabled_any $dep_sel && disable $cfg
  433. if enabled $cfg; then
  434. eval dep_extralibs="\$${cfg}_extralibs"
  435. test -n "$dep_extralibs" && add_extralibs $dep_extralibs
  436. enable_deep $dep_sel
  437. enable_deep_weak $dep_sgs
  438. fi
  439. disable ${cfg}_checking
  440. done
  441. }
  442. print_config(){
  443. pfx=$1
  444. header=$2
  445. makefile=$3
  446. shift 3
  447. for cfg; do
  448. ucname="$(toupper $cfg)"
  449. if enabled $cfg; then
  450. echo "#define ${pfx}${ucname} 1" >> $header
  451. echo "${pfx}${ucname}=yes" >> $makefile
  452. else
  453. echo "#define ${pfx}${ucname} 0" >> $header
  454. echo "!${pfx}${ucname}=yes" >> $makefile
  455. fi
  456. done
  457. }
  458. flags_saved(){
  459. (: ${SAVE_CFLAGS?}) 2> /dev/null
  460. }
  461. save_flags(){
  462. flags_saved && return
  463. SAVE_CFLAGS="$CFLAGS"
  464. SAVE_LDFLAGS="$LDFLAGS"
  465. SAVE_extralibs="$extralibs"
  466. }
  467. restore_flags(){
  468. flags_saved || return
  469. CFLAGS="$SAVE_CFLAGS"
  470. LDFLAGS="$SAVE_LDFLAGS"
  471. extralibs="$SAVE_extralibs"
  472. unset SAVE_CFLAGS
  473. unset SAVE_LDFLAGS
  474. unset SAVE_extralibs
  475. }
  476. temp_cflags(){
  477. save_flags
  478. CFLAGS="$CFLAGS $*"
  479. }
  480. temp_ldflags(){
  481. save_flags
  482. LDFLAGS="$LDFLAGS $*"
  483. }
  484. temp_extralibs(){
  485. save_flags
  486. extralibs="$extralibs $*"
  487. }
  488. append(){
  489. var=$1
  490. shift
  491. flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
  492. eval "$var=\"\$$var $*\""
  493. }
  494. add_cppflags(){
  495. append CPPFLAGS $($filter_cppflags "$@")
  496. }
  497. add_cflags(){
  498. append CFLAGS $($filter_cflags "$@")
  499. }
  500. add_asflags(){
  501. append ASFLAGS $($filter_asflags "$@")
  502. }
  503. add_ldflags(){
  504. append LDFLAGS "$@"
  505. }
  506. add_extralibs(){
  507. append extralibs "$@"
  508. }
  509. check_cmd(){
  510. log "$@"
  511. "$@" >> $logfile 2>&1
  512. }
  513. check_cc(){
  514. log check_cc "$@"
  515. cat > $TMPC
  516. log_file $TMPC
  517. check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
  518. }
  519. check_cpp(){
  520. log check_cpp "$@"
  521. cat > $TMPC
  522. log_file $TMPC
  523. check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
  524. }
  525. check_as(){
  526. log check_as "$@"
  527. cat > $TMPC
  528. log_file $TMPC
  529. check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
  530. }
  531. check_asm(){
  532. log check_asm "$@"
  533. name="$1"
  534. code="$2"
  535. shift 2
  536. disable $name
  537. check_as "$@" <<EOF && enable $name
  538. void foo(void){ __asm__ volatile($code); }
  539. EOF
  540. }
  541. check_yasm(){
  542. log check_yasm "$@"
  543. echo "$1" > $TMPS
  544. log_file $TMPS
  545. shift 1
  546. check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
  547. }
  548. check_ld(){
  549. log check_ld "$@"
  550. flags=''
  551. libs=''
  552. for f; do
  553. test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
  554. done
  555. check_cc $($filter_cflags $flags) || return
  556. check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
  557. }
  558. check_cppflags(){
  559. log check_cppflags "$@"
  560. set -- $($filter_cppflags "$@")
  561. check_cc "$@" <<EOF && append CPPFLAGS "$@"
  562. int x;
  563. EOF
  564. }
  565. check_cflags(){
  566. log check_cflags "$@"
  567. set -- $($filter_cflags "$@")
  568. check_cc "$@" <<EOF && append CFLAGS "$@"
  569. int x;
  570. EOF
  571. }
  572. test_ldflags(){
  573. log test_ldflags "$@"
  574. check_ld "$@" <<EOF
  575. int main(void){ return 0; }
  576. EOF
  577. }
  578. check_ldflags(){
  579. log check_ldflags "$@"
  580. test_ldflags "$@" && add_ldflags "$@"
  581. }
  582. check_header(){
  583. log check_header "$@"
  584. header=$1
  585. shift
  586. disable_safe $header
  587. check_cpp "$@" <<EOF && enable_safe $header
  588. #include <$header>
  589. int x;
  590. EOF
  591. }
  592. check_func(){
  593. log check_func "$@"
  594. func=$1
  595. shift
  596. disable $func
  597. check_ld "$@" <<EOF && enable $func
  598. extern int $func();
  599. int main(void){ $func(); }
  600. EOF
  601. }
  602. check_mathfunc(){
  603. log check_mathfunc "$@"
  604. func=$1
  605. shift
  606. disable $func
  607. check_ld "$@" <<EOF && enable $func
  608. #include <math.h>
  609. float foo(float f) { return $func(f); }
  610. int main(void){ return 0; }
  611. EOF
  612. }
  613. check_func_headers(){
  614. log check_func_headers "$@"
  615. headers=$1
  616. func=$2
  617. shift 2
  618. disable $func
  619. incs=""
  620. for hdr in $headers; do
  621. incs="$incs
  622. #include <$hdr>"
  623. done
  624. check_ld "$@" <<EOF && enable $func && enable_safe $headers
  625. $incs
  626. int main(int argc, char **argv){
  627. return (long) $func;
  628. }
  629. EOF
  630. }
  631. check_cpp_condition(){
  632. log check_cpp_condition "$@"
  633. header=$1
  634. condition=$2
  635. shift 2
  636. check_cpp $($filter_cppflags "$@") <<EOF
  637. #include <$header>
  638. #if !($condition)
  639. #error "unsatisfied condition: $condition"
  640. #endif
  641. EOF
  642. }
  643. check_lib(){
  644. log check_lib "$@"
  645. header="$1"
  646. func="$2"
  647. shift 2
  648. temp_extralibs "$@"
  649. check_header $header && check_func $func && add_extralibs "$@"
  650. err=$?
  651. restore_flags
  652. return $err
  653. }
  654. check_lib2(){
  655. log check_lib2 "$@"
  656. headers="$1"
  657. func="$2"
  658. shift 2
  659. check_func_headers "$headers" $func "$@" && add_extralibs "$@"
  660. }
  661. check_exec(){
  662. check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
  663. }
  664. check_exec_crash(){
  665. code=$(cat)
  666. # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
  667. # are safe but may not be available everywhere. Thus we use
  668. # raise(SIGTERM) instead. The check is run in a subshell so we
  669. # can redirect the "Terminated" message from the shell. SIGBUS
  670. # is not defined by standard C so it is used conditionally.
  671. (check_exec "$@") >> $logfile 2>&1 <<EOF
  672. #include <signal.h>
  673. static void sighandler(int sig){
  674. raise(SIGTERM);
  675. }
  676. int main(void){
  677. signal(SIGILL, sighandler);
  678. signal(SIGFPE, sighandler);
  679. signal(SIGSEGV, sighandler);
  680. #ifdef SIGBUS
  681. signal(SIGBUS, sighandler);
  682. #endif
  683. { $code }
  684. }
  685. EOF
  686. }
  687. check_type(){
  688. log check_type "$@"
  689. headers=$1
  690. type=$2
  691. shift 2
  692. disable_safe "$type"
  693. incs=""
  694. for hdr in $headers; do
  695. incs="$incs
  696. #include <$hdr>"
  697. done
  698. check_cc "$@" <<EOF && enable_safe "$type"
  699. $incs
  700. $type v;
  701. EOF
  702. }
  703. check_struct(){
  704. log check_type "$@"
  705. headers=$1
  706. struct=$2
  707. member=$3
  708. shift 3
  709. disable_safe "${struct}_${member}"
  710. incs=""
  711. for hdr in $headers; do
  712. incs="$incs
  713. #include <$hdr>"
  714. done
  715. check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
  716. $incs
  717. const void *p = &(($struct *)0)->$member;
  718. EOF
  719. }
  720. require(){
  721. name="$1"
  722. header="$2"
  723. func="$3"
  724. shift 3
  725. check_lib $header $func "$@" || die "ERROR: $name not found"
  726. }
  727. require2(){
  728. name="$1"
  729. headers="$2"
  730. func="$3"
  731. shift 3
  732. check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
  733. }
  734. check_foo_config(){
  735. cfg=$1
  736. pkg=$2
  737. header=$3
  738. func=$4
  739. shift 4
  740. disable $cfg
  741. check_cmd ${pkg}-config --version
  742. err=$?
  743. if test "$err" = 0; then
  744. temp_cflags $(${pkg}-config --cflags)
  745. temp_extralibs $(${pkg}-config --libs)
  746. check_lib "$@" $header $func && enable $cfg
  747. fi
  748. return $err
  749. }
  750. check_host_cc(){
  751. log check_host_cc "$@"
  752. cat > $TMPC
  753. log_file $TMPC
  754. check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
  755. }
  756. check_host_cflags(){
  757. log check_host_cflags "$@"
  758. check_host_cc "$@" <<EOF && append host_cflags "$@"
  759. int x;
  760. EOF
  761. }
  762. apply(){
  763. file=$1
  764. shift
  765. "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
  766. }
  767. cp_if_changed(){
  768. cmp -s "$1" "$2" &&
  769. echo "$2 is unchanged" ||
  770. cp -f "$1" "$2"
  771. }
  772. # CONFIG_LIST contains configurable options, while HAVE_LIST is for
  773. # system-dependent things.
  774. COMPONENT_LIST="
  775. bsfs
  776. decoders
  777. demuxers
  778. encoders
  779. filters
  780. hwaccels
  781. indevs
  782. muxers
  783. outdevs
  784. parsers
  785. protocols
  786. "
  787. CONFIG_LIST="
  788. $COMPONENT_LIST
  789. aandct
  790. avcodec
  791. avdevice
  792. avfilter
  793. avfilter_lavf
  794. avformat
  795. avisynth
  796. beos_netserver
  797. bzlib
  798. dct
  799. doc
  800. dwt
  801. dxva2
  802. fastdiv
  803. ffmpeg
  804. ffplay
  805. ffprobe
  806. ffserver
  807. fft
  808. golomb
  809. gpl
  810. gprof
  811. gray
  812. h264dsp
  813. hardcoded_tables
  814. libdc1394
  815. libdirac
  816. libfaac
  817. libfaad
  818. libfaadbin
  819. libgsm
  820. libmp3lame
  821. libnut
  822. libopencore_amrnb
  823. libopencore_amrwb
  824. libopenjpeg
  825. libschroedinger
  826. libspeex
  827. libtheora
  828. libvorbis
  829. libx264
  830. libxvid
  831. lpc
  832. lsp
  833. mdct
  834. memalign_hack
  835. mlib
  836. mpegaudio_hp
  837. network
  838. nonfree
  839. pic
  840. postproc
  841. powerpc_perf
  842. rdft
  843. runtime_cpudetect
  844. shared
  845. small
  846. sram
  847. static
  848. swscale
  849. swscale_alpha
  850. vaapi
  851. vdpau
  852. version3
  853. x11grab
  854. zlib
  855. "
  856. THREADS_LIST='
  857. beosthreads
  858. os2threads
  859. pthreads
  860. w32threads
  861. '
  862. ARCH_LIST='
  863. alpha
  864. arm
  865. avr32
  866. avr32_ap
  867. avr32_uc
  868. bfin
  869. ia64
  870. m68k
  871. mips
  872. mips64
  873. parisc
  874. ppc
  875. ppc64
  876. s390
  877. sh4
  878. sparc
  879. sparc64
  880. tomi
  881. x86
  882. x86_32
  883. x86_64
  884. '
  885. ARCH_EXT_LIST='
  886. altivec
  887. amd3dnow
  888. amd3dnowext
  889. armv5te
  890. armv6
  891. armv6t2
  892. armvfp
  893. iwmmxt
  894. mmi
  895. mmx
  896. mmx2
  897. neon
  898. ppc4xx
  899. sse
  900. ssse3
  901. vis
  902. '
  903. HAVE_LIST_PUB='
  904. bigendian
  905. '
  906. HAVE_LIST="
  907. $ARCH_EXT_LIST
  908. $HAVE_LIST_PUB
  909. $THREADS_LIST
  910. alsa_asoundlib_h
  911. altivec_h
  912. arpa_inet_h
  913. attribute_may_alias
  914. attribute_packed
  915. bswap
  916. closesocket
  917. cmov
  918. conio_h
  919. dcbzl
  920. dev_bktr_ioctl_bt848_h
  921. dev_bktr_ioctl_meteor_h
  922. dev_ic_bt8xx_h
  923. dev_video_meteor_ioctl_meteor_h
  924. dev_video_bktr_ioctl_bt848_h
  925. dlfcn_h
  926. dlopen
  927. dos_paths
  928. ebp_available
  929. ebx_available
  930. exp2
  931. exp2f
  932. fast_64bit
  933. fast_clz
  934. fast_cmov
  935. fast_unaligned
  936. fork
  937. getaddrinfo
  938. gethrtime
  939. GetProcessMemoryInfo
  940. GetProcessTimes
  941. getrusage
  942. struct_rusage_ru_maxrss
  943. inet_aton
  944. inline_asm
  945. isatty
  946. ldbrx
  947. libdc1394_1
  948. libdc1394_2
  949. llrint
  950. local_aligned_16
  951. local_aligned_8
  952. log2
  953. log2f
  954. loongson
  955. lrint
  956. lrintf
  957. lzo1x_999_compress
  958. machine_ioctl_bt848_h
  959. machine_ioctl_meteor_h
  960. malloc_h
  961. memalign
  962. mkstemp
  963. pld
  964. posix_memalign
  965. round
  966. roundf
  967. sdl
  968. sdl_video_size
  969. setmode
  970. socklen_t
  971. soundcard_h
  972. poll_h
  973. setrlimit
  974. strerror_r
  975. struct_addrinfo
  976. struct_ipv6_mreq
  977. struct_sockaddr_in6
  978. struct_sockaddr_sa_len
  979. struct_sockaddr_storage
  980. sys_mman_h
  981. sys_resource_h
  982. sys_select_h
  983. sys_soundcard_h
  984. sys_videoio_h
  985. ten_operands
  986. termios_h
  987. threads
  988. truncf
  989. vfp_args
  990. VirtualAlloc
  991. winsock2_h
  992. xform_asm
  993. yasm
  994. "
  995. # options emitted with CONFIG_ prefix but not available on command line
  996. CONFIG_EXTRA="
  997. avutil
  998. gplv3
  999. lgplv3
  1000. "
  1001. CMDLINE_SELECT="
  1002. $ARCH_EXT_LIST
  1003. $CONFIG_LIST
  1004. $THREADS_LIST
  1005. asm
  1006. cross_compile
  1007. debug
  1008. extra_warnings
  1009. logging
  1010. optimizations
  1011. stripping
  1012. yasm
  1013. "
  1014. PATHS_LIST='
  1015. bindir
  1016. datadir
  1017. incdir
  1018. libdir
  1019. mandir
  1020. prefix
  1021. shlibdir
  1022. '
  1023. CMDLINE_SET="
  1024. $PATHS_LIST
  1025. arch
  1026. as
  1027. build_suffix
  1028. cc
  1029. cpu
  1030. cross_prefix
  1031. dep_cc
  1032. extra_version
  1033. host_cc
  1034. host_cflags
  1035. host_ldflags
  1036. host_libs
  1037. host_os
  1038. ld
  1039. logfile
  1040. malloc_prefix
  1041. nm
  1042. samples
  1043. source_path
  1044. strip
  1045. sysinclude
  1046. sysroot
  1047. target_exec
  1048. target_os
  1049. target_path
  1050. "
  1051. CMDLINE_APPEND="
  1052. extra_cflags
  1053. "
  1054. # code dependency declarations
  1055. # architecture extensions
  1056. armv5te_deps="arm"
  1057. armv6_deps="arm"
  1058. armv6t2_deps="arm"
  1059. armvfp_deps="arm"
  1060. iwmmxt_deps="arm"
  1061. neon_deps="arm"
  1062. mmi_deps="mips"
  1063. altivec_deps="ppc"
  1064. ppc4xx_deps="ppc"
  1065. vis_deps="sparc"
  1066. x86_64_suggest="cmov fast_cmov"
  1067. amd3dnow_deps="mmx"
  1068. amd3dnowext_deps="amd3dnow"
  1069. mmx_deps="x86"
  1070. mmx2_deps="mmx"
  1071. sse_deps="mmx"
  1072. ssse3_deps="sse"
  1073. fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
  1074. fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
  1075. fast_unaligned_if_any="armv6 ppc x86"
  1076. need_memalign="altivec neon sse"
  1077. inline_asm_deps="!tms470"
  1078. # subsystems
  1079. mdct_select="fft"
  1080. rdft_select="fft"
  1081. # decoders / encoders / hardware accelerators
  1082. aac_decoder_select="mdct rdft aac_parser"
  1083. aac_encoder_select="mdct"
  1084. ac3_decoder_select="mdct ac3_parser"
  1085. alac_encoder_select="lpc"
  1086. amrnb_decoder_select="lsp"
  1087. atrac1_decoder_select="mdct"
  1088. atrac3_decoder_select="mdct"
  1089. binkaudio_dct_decoder_select="mdct rdft dct"
  1090. binkaudio_rdft_decoder_select="mdct rdft"
  1091. cavs_decoder_select="golomb"
  1092. cook_decoder_select="mdct"
  1093. cscd_decoder_suggest="zlib"
  1094. dca_decoder_select="mdct"
  1095. dnxhd_encoder_select="aandct"
  1096. dxa_decoder_select="zlib"
  1097. eac3_decoder_select="ac3_decoder"
  1098. eamad_decoder_select="aandct"
  1099. eatgq_decoder_select="aandct"
  1100. eatqi_decoder_select="aandct"
  1101. ffv1_decoder_select="golomb"
  1102. flac_decoder_select="golomb"
  1103. flac_encoder_select="golomb lpc"
  1104. flashsv_decoder_select="zlib"
  1105. flashsv_encoder_select="zlib"
  1106. flv_decoder_select="h263_decoder"
  1107. flv_encoder_select="h263_encoder"
  1108. h261_encoder_select="aandct"
  1109. h263_decoder_select="h263_parser"
  1110. h263_encoder_select="aandct"
  1111. h263_vaapi_hwaccel_deps="va_va_h"
  1112. h263_vaapi_hwaccel_select="vaapi h263_decoder"
  1113. h263i_decoder_select="h263_decoder"
  1114. h263p_encoder_select="h263_encoder"
  1115. h264_decoder_select="golomb h264dsp"
  1116. h264_dxva2_hwaccel_deps="dxva2api_h"
  1117. h264_dxva2_hwaccel_select="dxva2 h264_decoder"
  1118. h264_vaapi_hwaccel_deps="va_va_h"
  1119. h264_vaapi_hwaccel_select="vaapi"
  1120. h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
  1121. h264_vdpau_decoder_select="vdpau h264_decoder"
  1122. imc_decoder_select="fft mdct"
  1123. jpegls_decoder_select="golomb"
  1124. jpegls_encoder_select="golomb"
  1125. ljpeg_encoder_select="aandct"
  1126. loco_decoder_select="golomb"
  1127. mjpeg_encoder_select="aandct"
  1128. mlp_decoder_select="mlp_parser"
  1129. mpeg1video_encoder_select="aandct"
  1130. mpeg2video_encoder_select="aandct"
  1131. mpeg4_decoder_select="h263_decoder mpeg4video_parser"
  1132. mpeg4_encoder_select="h263_encoder"
  1133. mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
  1134. mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
  1135. mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
  1136. mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
  1137. mpeg2_vaapi_hwaccel_deps="va_va_h"
  1138. mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
  1139. mpeg4_vaapi_hwaccel_deps="va_va_h"
  1140. mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
  1141. mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
  1142. mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
  1143. mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
  1144. mpeg_xvmc_decoder_select="mpegvideo_decoder"
  1145. msmpeg4v1_decoder_select="h263_decoder"
  1146. msmpeg4v1_encoder_select="h263_encoder"
  1147. msmpeg4v2_decoder_select="h263_decoder"
  1148. msmpeg4v2_encoder_select="h263_encoder"
  1149. msmpeg4v3_decoder_select="h263_decoder"
  1150. msmpeg4v3_encoder_select="h263_encoder"
  1151. nellymoser_decoder_select="mdct"
  1152. nellymoser_encoder_select="mdct"
  1153. png_decoder_select="zlib"
  1154. png_encoder_select="zlib"
  1155. qcelp_decoder_select="lsp"
  1156. qdm2_decoder_select="mdct rdft"
  1157. rv10_decoder_select="h263_decoder"
  1158. rv10_encoder_select="h263_encoder"
  1159. rv20_decoder_select="h263_decoder"
  1160. rv20_encoder_select="h263_encoder"
  1161. rv30_decoder_select="golomb h264dsp"
  1162. rv40_decoder_select="golomb h264dsp"
  1163. shorten_decoder_select="golomb"
  1164. sipr_decoder_select="lsp"
  1165. snow_decoder_select="dwt"
  1166. snow_encoder_select="aandct dwt"
  1167. sonic_decoder_select="golomb"
  1168. sonic_encoder_select="golomb"
  1169. sonic_ls_encoder_select="golomb"
  1170. svq1_encoder_select="aandct"
  1171. svq3_decoder_select="golomb h264dsp"
  1172. svq3_decoder_suggest="zlib"
  1173. theora_decoder_select="vp3_decoder"
  1174. tiff_decoder_suggest="zlib"
  1175. tiff_encoder_suggest="zlib"
  1176. truehd_decoder_select="mlp_decoder"
  1177. tscc_decoder_select="zlib"
  1178. twinvq_decoder_select="mdct lsp"
  1179. vc1_decoder_select="h263_decoder"
  1180. vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
  1181. vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
  1182. vc1_vaapi_hwaccel_deps="va_va_h"
  1183. vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
  1184. vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
  1185. vc1_vdpau_decoder_select="vdpau vc1_decoder"
  1186. vorbis_decoder_select="mdct"
  1187. vorbis_encoder_select="mdct"
  1188. vp6a_decoder_select="vp6_decoder"
  1189. vp6f_decoder_select="vp6_decoder"
  1190. wmapro_decoder_select="mdct"
  1191. wmav1_decoder_select="mdct"
  1192. wmav1_encoder_select="mdct"
  1193. wmav2_decoder_select="mdct"
  1194. wmav2_encoder_select="mdct"
  1195. wmavoice_decoder_select="lsp"
  1196. wmv1_decoder_select="h263_decoder"
  1197. wmv1_encoder_select="h263_encoder"
  1198. wmv2_decoder_select="h263_decoder"
  1199. wmv2_encoder_select="h263_encoder"
  1200. wmv3_decoder_select="vc1_decoder"
  1201. wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
  1202. wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
  1203. wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
  1204. zlib_decoder_select="zlib"
  1205. zlib_encoder_select="zlib"
  1206. zmbv_decoder_select="zlib"
  1207. zmbv_encoder_select="zlib"
  1208. # parsers
  1209. h264_parser_select="golomb h264dsp"
  1210. # bitstream_filters
  1211. aac_adtstoasc_bsf_select="aac_parser"
  1212. # external libraries
  1213. libdirac_decoder_deps="libdirac !libschroedinger"
  1214. libdirac_encoder_deps="libdirac"
  1215. libfaac_encoder_deps="libfaac"
  1216. libfaad_decoder_deps="libfaad"
  1217. libfaadbin_decoder_extralibs='$ldl'
  1218. libgsm_decoder_deps="libgsm"
  1219. libgsm_encoder_deps="libgsm"
  1220. libgsm_ms_decoder_deps="libgsm"
  1221. libgsm_ms_encoder_deps="libgsm"
  1222. libmp3lame_encoder_deps="libmp3lame"
  1223. libopencore_amrnb_decoder_deps="libopencore_amrnb"
  1224. libopencore_amrnb_encoder_deps="libopencore_amrnb"
  1225. libopencore_amrwb_decoder_deps="libopencore_amrwb"
  1226. libopenjpeg_decoder_deps="libopenjpeg"
  1227. libschroedinger_decoder_deps="libschroedinger"
  1228. libschroedinger_encoder_deps="libschroedinger"
  1229. libspeex_decoder_deps="libspeex"
  1230. libtheora_encoder_deps="libtheora"
  1231. libvorbis_encoder_deps="libvorbis"
  1232. libx264_encoder_deps="libx264"
  1233. libxvid_encoder_deps="libxvid"
  1234. # demuxers / muxers
  1235. ac3_demuxer_deps="ac3_parser"
  1236. asf_stream_muxer_select="asf_muxer"
  1237. avisynth_demuxer_deps="avisynth"
  1238. dirac_demuxer_deps="dirac_parser"
  1239. eac3_demuxer_select="ac3_parser"
  1240. ipod_muxer_select="mov_muxer"
  1241. libnut_demuxer_deps="libnut"
  1242. libnut_muxer_deps="libnut"
  1243. matroska_audio_muxer_select="matroska_muxer"
  1244. matroska_demuxer_suggest="zlib bzlib"
  1245. mov_demuxer_suggest="zlib"
  1246. mp3_demuxer_deps="mpegaudio_parser"
  1247. mp4_muxer_select="mov_muxer"
  1248. mpegtsraw_demuxer_select="mpegts_demuxer"
  1249. mxf_d10_muxer_select="mxf_muxer"
  1250. ogg_demuxer_select="golomb"
  1251. psp_muxer_select="mov_muxer"
  1252. rtsp_demuxer_deps="sdp_demuxer"
  1253. rtsp_muxer_deps="sdp_demuxer"
  1254. rtsp_muxer_select="rtp_muxer"
  1255. sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
  1256. sdp_demuxer_select="asf_demuxer rm_demuxer"
  1257. spdif_muxer_select="aac_parser"
  1258. tg2_muxer_select="mov_muxer"
  1259. tgp_muxer_select="mov_muxer"
  1260. w64_demuxer_deps="wav_demuxer"
  1261. # indevs / outdevs
  1262. alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
  1263. alsa_indev_extralibs="-lasound"
  1264. alsa_outdev_deps="alsa_asoundlib_h"
  1265. alsa_outdev_extralibs="-lasound"
  1266. audio_beos_indev_deps="audio_beos"
  1267. audio_beos_indev_extralibs="-lmedia -lbe"
  1268. audio_beos_outdev_deps="audio_beos"
  1269. audio_beos_outdev_extralibs="-lmedia -lbe"
  1270. bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
  1271. dv1394_indev_deps="dv1394 dv_demuxer"
  1272. jack_indev_deps="jack_jack_h"
  1273. jack_indev_extralibs="-ljack"
  1274. libdc1394_indev_deps="libdc1394"
  1275. oss_indev_deps_any="soundcard_h sys_soundcard_h"
  1276. oss_outdev_deps_any="soundcard_h sys_soundcard_h"
  1277. v4l_indev_deps="linux_videodev_h"
  1278. v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
  1279. vfwcap_indev_deps="capCreateCaptureWindow"
  1280. vfwcap_indev_extralibs="-lavicap32"
  1281. x11_grab_device_indev_deps="x11grab XShmCreateImage"
  1282. x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
  1283. # protocols
  1284. gopher_protocol_deps="network"
  1285. http_protocol_deps="network"
  1286. http_protocol_select="tcp_protocol"
  1287. rtmp_protocol_deps="tcp_protocol"
  1288. rtp_protocol_deps="udp_protocol"
  1289. tcp_protocol_deps="network"
  1290. udp_protocol_deps="network"
  1291. # filters
  1292. movie_filter_deps="avfilter_lavf"
  1293. avfilter_lavf_deps="avformat"
  1294. # libraries
  1295. avdevice_deps="avcodec avformat"
  1296. avformat_deps="avcodec"
  1297. # programs
  1298. ffmpeg_deps="avcodec avformat swscale"
  1299. ffplay_deps="avcodec avformat swscale sdl"
  1300. ffplay_select="rdft"
  1301. ffprobe_deps="avcodec avformat"
  1302. ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
  1303. ffserver_extralibs='$ldl'
  1304. doc_deps="texi2html"
  1305. # default parameters
  1306. logfile="config.err"
  1307. # installation paths
  1308. prefix_default="/usr/local"
  1309. bindir_default='${prefix}/bin'
  1310. datadir_default='${prefix}/share/ffmpeg'
  1311. incdir_default='${prefix}/include'
  1312. libdir_default='${prefix}/lib'
  1313. mandir_default='${prefix}/share/man'
  1314. shlibdir_default="$libdir_default"
  1315. # toolchain
  1316. ar="ar"
  1317. cc_default="gcc"
  1318. cc_version=\"unknown\"
  1319. host_cc_default="gcc"
  1320. ln_s="ln -sf"
  1321. nm_default="nm"
  1322. objformat="elf"
  1323. ranlib="ranlib"
  1324. strip_default="strip"
  1325. yasmexe="yasm"
  1326. nm_opts='-g'
  1327. # machine
  1328. arch_default=$(uname -m)
  1329. cpu="generic"
  1330. # OS
  1331. target_os_default=$(tolower $(uname -s))
  1332. host_os=$target_os_default
  1333. # configurable options
  1334. enable avcodec
  1335. enable avdevice
  1336. enable avformat
  1337. enable avutil
  1338. enable asm
  1339. enable debug
  1340. enable doc
  1341. enable fastdiv
  1342. enable ffmpeg
  1343. enable ffplay
  1344. enable ffprobe
  1345. enable ffserver
  1346. enable mpegaudio_hp
  1347. enable network
  1348. enable optimizations
  1349. enable protocols
  1350. enable static
  1351. enable stripping
  1352. enable swscale
  1353. enable swscale_alpha
  1354. # build settings
  1355. SHFLAGS='-shared -Wl,-soname,$$(@F)'
  1356. FFSERVERLDFLAGS=-Wl,-E
  1357. LIBPREF="lib"
  1358. LIBSUF=".a"
  1359. FULLNAME='$(NAME)$(BUILDSUF)'
  1360. LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
  1361. SLIBPREF="lib"
  1362. SLIBSUF=".so"
  1363. SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
  1364. SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
  1365. SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
  1366. LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
  1367. CC_O='-o $@'
  1368. host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
  1369. host_libs='-lm'
  1370. target_path='$(CURDIR)'
  1371. # gcc stupidly only outputs the basename of targets with -MM, but we need the
  1372. # full relative path for objects in subdirectories for non-recursive Make.
  1373. DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
  1374. DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
  1375. # find source path
  1376. source_path="$(dirname "$0")"
  1377. enable source_path_used
  1378. if test -f configure; then
  1379. source_path="$(pwd)"
  1380. disable source_path_used
  1381. else
  1382. source_path="$(cd "$source_path"; pwd)"
  1383. echo "$source_path" | grep -q '[[:blank:]]' &&
  1384. die "Out of tree builds are impossible with whitespace in source path."
  1385. test -e "$source_path/config.h" &&
  1386. die "Out of tree builds are impossible with config.h in source dir."
  1387. fi
  1388. for v in "$@"; do
  1389. r=${v#*=}
  1390. l=${v%"$r"}
  1391. r=$(sh_quote "$r")
  1392. FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
  1393. done
  1394. find_things(){
  1395. thing=$1
  1396. pattern=$2
  1397. file=$source_path/$3
  1398. sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
  1399. }
  1400. ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
  1401. DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
  1402. HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
  1403. PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
  1404. BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
  1405. MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
  1406. DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
  1407. OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
  1408. INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
  1409. PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
  1410. FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
  1411. enable $ARCH_EXT_LIST \
  1412. $DECODER_LIST \
  1413. $ENCODER_LIST \
  1414. $HWACCEL_LIST \
  1415. $PARSER_LIST \
  1416. $BSF_LIST \
  1417. $DEMUXER_LIST \
  1418. $MUXER_LIST \
  1419. $FILTER_LIST \
  1420. $PROTOCOL_LIST \
  1421. $INDEV_LIST \
  1422. $OUTDEV_LIST \
  1423. die_unknown(){
  1424. echo "Unknown option \"$1\"."
  1425. echo "See $0 --help for available options."
  1426. exit 1
  1427. }
  1428. show_list() {
  1429. suffix=_$1
  1430. shift
  1431. echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
  1432. exit 0
  1433. }
  1434. for opt do
  1435. optval="${opt#*=}"
  1436. case "$opt" in
  1437. --extra-ldflags=*) add_ldflags $optval
  1438. ;;
  1439. --extra-libs=*) add_extralibs $optval
  1440. ;;
  1441. --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
  1442. ;;
  1443. --enable-debug=*) debuglevel="$optval"
  1444. ;;
  1445. --disable-everything)
  1446. map 'eval disable \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
  1447. ;;
  1448. --enable-*=*|--disable-*=*)
  1449. eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
  1450. is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
  1451. eval list=\$$(toupper $thing)_LIST
  1452. name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
  1453. $action $(filter "$name" $list)
  1454. ;;
  1455. --enable-?*|--disable-?*)
  1456. eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
  1457. if is_in $option $COMPONENT_LIST; then
  1458. test $action = disable && action=unset
  1459. eval $action \$$(toupper ${option%s})_LIST
  1460. elif is_in $option $CMDLINE_SELECT; then
  1461. $action $option
  1462. else
  1463. die_unknown $opt
  1464. fi
  1465. ;;
  1466. --list-*)
  1467. NAME="${opt#--list-}"
  1468. is_in $NAME $COMPONENT_LIST || die_unknown $opt
  1469. NAME=${NAME%s}
  1470. eval show_list $NAME \$$(toupper $NAME)_LIST
  1471. ;;
  1472. --help|-h) show_help
  1473. ;;
  1474. *)
  1475. optname="${opt%%=*}"
  1476. optname="${optname#--}"
  1477. optname=$(echo "$optname" | sed 's/-/_/g')
  1478. if is_in $optname $CMDLINE_SET; then
  1479. eval $optname='$optval'
  1480. elif is_in $optname $CMDLINE_APPEND; then
  1481. append $optname "$optval"
  1482. else
  1483. die_unknown $opt
  1484. fi
  1485. ;;
  1486. esac
  1487. done
  1488. disabled logging && logfile=/dev/null
  1489. echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
  1490. set >> $logfile
  1491. test -n "$cross_prefix" && enable cross_compile
  1492. if enabled cross_compile; then
  1493. test -n "$arch" && test -n "$target_os" ||
  1494. die "Must specify target arch and OS when cross-compiling"
  1495. fi
  1496. set_default arch target_os
  1497. ar="${cross_prefix}${ar}"
  1498. cc_default="${cross_prefix}${cc_default}"
  1499. nm_default="${cross_prefix}${nm_default}"
  1500. ranlib="${cross_prefix}${ranlib}"
  1501. strip_default="${cross_prefix}${strip_default}"
  1502. sysinclude_default="${sysroot}/usr/include"
  1503. set_default cc nm strip sysinclude
  1504. enabled cross_compile || host_cc_default=$cc
  1505. set_default host_cc
  1506. exesuf() {
  1507. case $1 in
  1508. mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
  1509. esac
  1510. }
  1511. EXESUF=$(exesuf $target_os)
  1512. HOSTEXESUF=$(exesuf $host_os)
  1513. # set temporary file name
  1514. : ${TMPDIR:=$TEMPDIR}
  1515. : ${TMPDIR:=$TMP}
  1516. : ${TMPDIR:=/tmp}
  1517. if ! check_cmd type mktemp; then
  1518. # simple replacement for missing mktemp
  1519. # NOT SAFE FOR GENERAL USE
  1520. mktemp(){
  1521. echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
  1522. }
  1523. fi
  1524. tmpfile(){
  1525. tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
  1526. (set -C; exec > $tmp) 2>/dev/null ||
  1527. die "Unable to create temporary file in $TMPDIR."
  1528. append TMPFILES $tmp
  1529. eval $1=$tmp
  1530. }
  1531. trap 'rm -f -- $TMPFILES' EXIT
  1532. trap exit HUP INT TERM
  1533. tmpfile TMPC .c
  1534. tmpfile TMPE $EXESUF
  1535. tmpfile TMPH .h
  1536. tmpfile TMPO .o
  1537. tmpfile TMPS .S
  1538. tmpfile TMPV .ver
  1539. tmpfile TMPSH .sh
  1540. unset -f mktemp
  1541. # make sure we can execute files in $TMPDIR
  1542. cat > $TMPSH 2>> $logfile <<EOF
  1543. #! /bin/sh
  1544. EOF
  1545. chmod +x $TMPSH >> $logfile 2>&1
  1546. if ! $TMPSH >> $logfile 2>&1; then
  1547. cat <<EOF
  1548. Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
  1549. variable to another directory and make sure that it is not mounted noexec.
  1550. EOF
  1551. die "Sanity test failed."
  1552. fi
  1553. filter_cflags=echo
  1554. filter_cppflags=echo
  1555. filter_asflags=echo
  1556. if $cc -v 2>&1 | grep -qi ^gcc; then
  1557. cc_type=gcc
  1558. cc_version=__VERSION__
  1559. if ! $cc -dumpversion | grep -q '^2\.'; then
  1560. CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
  1561. AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
  1562. fi
  1563. speed_cflags='-O3'
  1564. size_cflags='-Os'
  1565. elif $cc --version 2>/dev/null | grep -q Intel; then
  1566. cc_type=icc
  1567. cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
  1568. CC_DEPFLAGS='-MMD'
  1569. AS_DEPFLAGS='-MMD'
  1570. speed_cflags='-O3'
  1571. size_cflags='-Os'
  1572. elif $cc -v 2>&1 | grep -q xlc; then
  1573. cc_type=xlc
  1574. cc_version="AV_STRINGIFY(__IBMC__)"
  1575. speed_cflags='-O5'
  1576. size_cflags='-O5 -qcompact'
  1577. elif $cc -V 2>/dev/null | grep -q Compaq; then
  1578. cc_type=ccc
  1579. cc_version="AV_STRINGIFY(__DECC_VER)"
  1580. DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
  1581. debuglevel=3
  1582. add_ldflags -Wl,-z,now # calls to libots crash without this
  1583. speed_cflags='-fast'
  1584. size_cflags='-O1'
  1585. elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
  1586. test -d "$sysroot" || die "No valid sysroot specified."
  1587. cc_type=armcc
  1588. cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
  1589. armcc_conf="$PWD/armcc.conf"
  1590. $cc --arm_linux_configure \
  1591. --arm_linux_config_file="$armcc_conf" \
  1592. --configure_sysroot="$sysroot" \
  1593. --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
  1594. die "Error creating armcc configuration file."
  1595. cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
  1596. as_default="${cross_prefix}gcc"
  1597. CC_DEPFLAGS='-MMD'
  1598. AS_DEPFLAGS='-MMD'
  1599. speed_cflags='-O3'
  1600. size_cflags='-Os'
  1601. elif $cc -version 2>/dev/null | grep -q TMS470; then
  1602. cc_type=tms470
  1603. cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
  1604. cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
  1605. CC_O='-fr=$(@D)'
  1606. as_default="${cross_prefix}gcc"
  1607. ld_default="${cross_prefix}gcc"
  1608. TMPO=$(basename $TMPC .c).o
  1609. append TMPFILES $TMPO
  1610. add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
  1611. CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
  1612. AS_DEPFLAGS='-MMD'
  1613. speed_cflags='-O3 -mf=5'
  1614. size_cflags='-O3 -mf=2'
  1615. filter_cflags=tms470_flags
  1616. tms470_flags(){
  1617. for flag; do
  1618. case $flag in
  1619. -march=*|-mcpu=*)
  1620. case "${flag#*=}" in
  1621. armv7-a|cortex-a*) echo -mv=7a8 ;;
  1622. armv7-r|cortex-r*) echo -mv=7r4 ;;
  1623. armv7-m|cortex-m*) echo -mv=7m3 ;;
  1624. armv6*|arm11*) echo -mv=6 ;;
  1625. armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
  1626. echo -mv=5e ;;
  1627. armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
  1628. esac
  1629. ;;
  1630. -mfpu=neon) echo --float_support=vfpv3 --neon ;;
  1631. -mfpu=vfp) echo --float_support=vfpv2 ;;
  1632. -mfpu=vfpv3) echo --float_support=vfpv3 ;;
  1633. -msoft-float) echo --float_support=vfplib ;;
  1634. -O[0-3]|-mf=*) echo $flag ;;
  1635. -g) echo -g -mn ;;
  1636. -pds=*) echo $flag ;;
  1637. esac
  1638. done
  1639. }
  1640. elif $cc -v 2>&1 | grep -q clang; then
  1641. cc_type=clang
  1642. cc_version=__VERSION__
  1643. CC_DEPFLAGS='-MMD'
  1644. AS_DEPFLAGS='-MMD'
  1645. speed_cflags='-O3'
  1646. size_cflags='-Os'
  1647. elif $cc -V 2>&1 | grep -q Sun; then
  1648. cc_type=suncc
  1649. cc_version="AV_STRINGIFY(__SUNPRO_C)"
  1650. DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
  1651. DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
  1652. speed_cflags='-O5'
  1653. size_cflags='-O5 -xspace'
  1654. filter_cflags=suncc_flags
  1655. suncc_flags(){
  1656. for flag; do
  1657. case $flag in
  1658. -march=*|-mcpu=*)
  1659. case "${flag#*=}" in
  1660. native) echo -xtarget=native ;;
  1661. v9) echo -xarch=sparc ;;
  1662. ultrasparc) echo -xarch=sparcvis ;;
  1663. ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
  1664. i586|pentium) echo -xchip=pentium ;;
  1665. i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
  1666. pentium3*|c3-2) echo -xtarget=pentium3 ;;
  1667. pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
  1668. pentium4*) echo -xtarget=pentium4 ;;
  1669. prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
  1670. *-sse3) echo -xarch=sse3 ;;
  1671. core2) echo -xarch=ssse3 -xchip=core2 ;;
  1672. amdfam10|barcelona) echo -xarch=sse4_1 ;;
  1673. athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
  1674. k8|opteron|athlon64|athlon-fx)
  1675. echo -xarch=sse2a ;;
  1676. athlon*) echo -xarch=pentium_proa ;;
  1677. esac
  1678. ;;
  1679. -std=c99) echo -xc99 ;;
  1680. -fomit-frame-pointer) echo -xregs=frameptr ;;
  1681. -fPIC) echo -KPIC -xcode=pic32 ;;
  1682. -W*,*) echo $flag ;;
  1683. -f*-*|-W*) ;;
  1684. *) echo $flag ;;
  1685. esac
  1686. done
  1687. }
  1688. fi
  1689. test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
  1690. : ${as_default:=$cc}
  1691. : ${dep_cc_default:=$cc}
  1692. : ${ld_default:=$cc}
  1693. set_default as dep_cc ld
  1694. test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
  1695. test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
  1696. add_cflags $extra_cflags
  1697. add_asflags $extra_cflags
  1698. if test -n "$sysroot"; then
  1699. case "$cc_type" in
  1700. gcc)
  1701. add_cppflags --sysroot="$sysroot"
  1702. add_ldflags --sysroot="$sysroot"
  1703. ;;
  1704. tms470)
  1705. add_cppflags -I"$sysinclude"
  1706. add_ldflags --sysroot="$sysroot"
  1707. ;;
  1708. clang)
  1709. add_cppflags -isysroot "$sysroot"
  1710. add_ldflags -isysroot "$sysroot"
  1711. ;;
  1712. esac
  1713. fi
  1714. if test "$cpu" = host; then
  1715. enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
  1716. case "$cc_type" in
  1717. gcc)
  1718. check_native(){
  1719. $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
  1720. sed -n "/$1=/{
  1721. s/.*$1=\\([^ ]*\\).*/\\1/
  1722. p
  1723. q
  1724. }" $TMPE
  1725. }
  1726. cpu=$(check_native -march || check_native -mcpu)
  1727. ;;
  1728. esac
  1729. test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
  1730. fi
  1731. # Deal with common $arch aliases
  1732. case "$arch" in
  1733. arm*)
  1734. arch="arm"
  1735. ;;
  1736. mips|mipsel|IP*)
  1737. arch="mips"
  1738. ;;
  1739. mips64*)
  1740. arch="mips"
  1741. subarch="mips64"
  1742. ;;
  1743. parisc|hppa)
  1744. arch="parisc"
  1745. ;;
  1746. parisc64|hppa64)
  1747. arch="parisc"
  1748. subarch="parisc64"
  1749. ;;
  1750. "Power Macintosh"|ppc|powerpc)
  1751. arch="ppc"
  1752. ;;
  1753. ppc64|powerpc64)
  1754. arch="ppc"
  1755. subarch="ppc64"
  1756. ;;
  1757. s390|s390x)
  1758. arch="s390"
  1759. ;;
  1760. sh4|sh)
  1761. arch="sh4"
  1762. ;;
  1763. sun4u|sparc64)
  1764. arch="sparc"
  1765. subarch="sparc64"
  1766. ;;
  1767. i[3-6]86|i86pc|BePC|x86_64|amd64)
  1768. arch="x86"
  1769. ;;
  1770. esac
  1771. is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
  1772. enable $arch
  1773. # Add processor-specific flags
  1774. if test "$cpu" = generic; then
  1775. : do nothing
  1776. elif enabled ppc; then
  1777. case $(tolower $cpu) in
  1778. 601|ppc601|powerpc601)
  1779. cpuflags="-mcpu=601"
  1780. disable altivec
  1781. ;;
  1782. 603*|ppc603*|powerpc603*)
  1783. cpuflags="-mcpu=603"
  1784. disable altivec
  1785. ;;
  1786. 604*|ppc604*|powerpc604*)
  1787. cpuflags="-mcpu=604"
  1788. disable altivec
  1789. ;;
  1790. g3|75*|ppc75*|powerpc75*)
  1791. cpuflags="-mcpu=750 -mpowerpc-gfxopt"
  1792. disable altivec
  1793. ;;
  1794. g4|745*|ppc745*|powerpc745*)
  1795. cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
  1796. ;;
  1797. 74*|ppc74*|powerpc74*)
  1798. cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
  1799. ;;
  1800. g5|970|ppc970|powerpc970|power4*)
  1801. cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
  1802. ;;
  1803. cell)
  1804. cpuflags="-mcpu=cell"
  1805. enable ldbrx
  1806. ;;
  1807. e500v2)
  1808. cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
  1809. disable altivec
  1810. ;;
  1811. e500)
  1812. cpuflags="-mcpu=8540 -mhard-float"
  1813. disable altivec
  1814. ;;
  1815. esac
  1816. elif enabled x86; then
  1817. case $cpu in
  1818. i[345]86|pentium)
  1819. cpuflags="-march=$cpu"
  1820. disable mmx
  1821. ;;
  1822. # targets that do NOT support conditional mov (cmov)
  1823. pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
  1824. cpuflags="-march=$cpu"
  1825. disable cmov
  1826. ;;
  1827. # targets that do support conditional mov (cmov)
  1828. i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
  1829. cpuflags="-march=$cpu"
  1830. enable cmov
  1831. enable fast_cmov
  1832. ;;
  1833. # targets that do support conditional mov but on which it's slow
  1834. pentium4|pentium4m|prescott|nocona)
  1835. cpuflags="-march=$cpu"
  1836. enable cmov
  1837. disable fast_cmov
  1838. ;;
  1839. esac
  1840. elif enabled sparc; then
  1841. case $cpu in
  1842. sparc64)
  1843. cpuflags="-mcpu=v9"
  1844. ;;
  1845. esac
  1846. elif enabled arm; then
  1847. case $cpu in
  1848. armv*)
  1849. cpuflags="-march=$cpu"
  1850. ;;
  1851. *)
  1852. cpuflags="-mcpu=$cpu"
  1853. ;;
  1854. esac
  1855. elif enabled alpha; then
  1856. enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
  1857. elif enabled bfin; then
  1858. cpuflags="-mcpu=$cpu"
  1859. elif enabled mips; then
  1860. cpuflags="-march=$cpu"
  1861. elif enabled avr32; then
  1862. case $cpu in
  1863. ap7[02]0[0-2])
  1864. subarch="avr32_ap"
  1865. cpuflags="-mpart=$cpu"
  1866. ;;
  1867. ap)
  1868. subarch="avr32_ap"
  1869. cpuflags="-march=$cpu"
  1870. ;;
  1871. uc3[ab]*)
  1872. subarch="avr32_uc"
  1873. cpuflags="-mcpu=$cpu"
  1874. ;;
  1875. uc)
  1876. subarch="avr32_uc"
  1877. cpuflags="-march=$cpu"
  1878. ;;
  1879. esac
  1880. fi
  1881. add_cflags $cpuflags
  1882. add_asflags $cpuflags
  1883. # compiler sanity check
  1884. check_exec <<EOF
  1885. int main(void){ return 0; }
  1886. EOF
  1887. if test "$?" != 0; then
  1888. echo "$cc is unable to create an executable file."
  1889. if test -z "$cross_prefix" && ! enabled cross_compile ; then
  1890. echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
  1891. echo "Only do this if you know what cross compiling means."
  1892. fi
  1893. die "C compiler test failed."
  1894. fi
  1895. add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
  1896. check_cflags -std=c99
  1897. check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
  1898. #include <stdlib.h>
  1899. EOF
  1900. check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
  1901. #include <stdlib.h>
  1902. EOF
  1903. check_host_cflags -std=c99
  1904. case "$arch" in
  1905. alpha|ia64|mips|parisc|sparc)
  1906. spic=$shared
  1907. ;;
  1908. x86)
  1909. subarch="x86_32"
  1910. check_cc <<EOF && subarch="x86_64"
  1911. int test[(int)sizeof(char*) - 7];
  1912. EOF
  1913. if test "$subarch" = "x86_64"; then
  1914. spic=$shared
  1915. fi
  1916. ;;
  1917. esac
  1918. enable $subarch
  1919. enabled spic && enable pic
  1920. check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
  1921. # OS specific
  1922. case $target_os in
  1923. beos|haiku|zeta)
  1924. prefix_default="$HOME/config"
  1925. # 3 gcc releases known for BeOS, each with ugly bugs
  1926. gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
  1927. case "$gcc_version" in
  1928. 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
  1929. disable mmx
  1930. ;;
  1931. *20010315*) echo "BeBits gcc"
  1932. add_cflags -fno-expensive-optimizations
  1933. ;;
  1934. esac
  1935. SHFLAGS=-nostart
  1936. # enable BeOS things
  1937. enable audio_beos
  1938. # no need for libm, but the inet stuff
  1939. # Check for BONE
  1940. # XXX: actually should check for NOT net_server
  1941. if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
  1942. network_extralibs="-lbind -lsocket"
  1943. else
  1944. enable beos_netserver
  1945. network_extralibs="-lnet"
  1946. fi ;;
  1947. sunos)
  1948. FFSERVERLDFLAGS=""
  1949. SHFLAGS='-shared -Wl,-h,$$(@F)'
  1950. enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
  1951. network_extralibs="-lsocket -lnsl"
  1952. add_cppflags -D__EXTENSIONS__
  1953. nm_opts='-P -g'
  1954. ;;
  1955. netbsd)
  1956. oss_indev_extralibs="-lossaudio"
  1957. oss_outdev_extralibs="-lossaudio"
  1958. add_cppflags -D_XOPEN_SOURCE=600
  1959. ;;
  1960. openbsd)
  1961. enable malloc_aligned
  1962. # On OpenBSD 4.5. the compiler does not use PIC unless
  1963. # explicitly using -fPIC. FFmpeg builds fine without PIC,
  1964. # however the generated executable will not do anything
  1965. # (simply quits with exit-code 1, no crash, no output).
  1966. # Thus explicitly enable PIC here.
  1967. enable pic
  1968. SHFLAGS='-shared'
  1969. oss_indev_extralibs="-lossaudio"
  1970. oss_outdev_extralibs="-lossaudio"
  1971. ;;
  1972. freebsd|dragonfly)
  1973. enable malloc_aligned
  1974. ;;
  1975. bsd/os)
  1976. osextralibs="-lpoll -lgnugetopt"
  1977. strip="strip -d"
  1978. ;;
  1979. darwin)
  1980. enable malloc_aligned
  1981. SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
  1982. strip="strip -x"
  1983. FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
  1984. SLIBSUF=".dylib"
  1985. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
  1986. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
  1987. FFSERVERLDFLAGS=-Wl,-bind_at_load
  1988. objformat="macho"
  1989. enabled x86_64 && objformat="macho64"
  1990. enabled_any pic shared ||
  1991. { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
  1992. ;;
  1993. mingw32*)
  1994. if test $target_os = "mingw32ce"; then
  1995. disable network
  1996. else
  1997. target_os=mingw32
  1998. fi
  1999. LIBTARGET=i386
  2000. if enabled x86_64; then
  2001. enable malloc_aligned
  2002. LIBTARGET=x64
  2003. elif enabled arm; then
  2004. LIBTARGET=arm
  2005. fi
  2006. shlibdir_default="$bindir_default"
  2007. disable ffserver
  2008. SLIBPREF=""
  2009. SLIBSUF=".dll"
  2010. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
  2011. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
  2012. SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
  2013. SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
  2014. install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
  2015. install -d "$(LIBDIR)"; \
  2016. install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
  2017. SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
  2018. SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
  2019. objformat="win32"
  2020. enable dos_paths
  2021. check_cflags -fno-common
  2022. if ! enabled x86_64; then
  2023. check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
  2024. die "ERROR: MinGW runtime version must be >= 3.15."
  2025. enabled_any avisynth vfwcap_indev &&
  2026. { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
  2027. die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
  2028. fi
  2029. ;;
  2030. cygwin*)
  2031. target_os=cygwin
  2032. shlibdir_default="$bindir_default"
  2033. SLIBPREF="cyg"
  2034. SLIBSUF=".dll"
  2035. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
  2036. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
  2037. SHFLAGS='-shared -Wl,--enable-auto-image-base'
  2038. objformat="win32"
  2039. enable dos_paths
  2040. check_cflags -fno-common
  2041. ;;
  2042. *-dos|freedos|opendos)
  2043. disable ffplay ffserver
  2044. disable $INDEV_LIST $OUTDEV_LIST
  2045. network_extralibs="-lsocket"
  2046. objformat="coff"
  2047. enable dos_paths
  2048. ;;
  2049. linux)
  2050. enable dv1394
  2051. ;;
  2052. irix*)
  2053. target_os=irix
  2054. ranlib="echo ignoring ranlib"
  2055. ;;
  2056. os/2*)
  2057. strip="lxlite"
  2058. ln_s="cp -f"
  2059. FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
  2060. SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
  2061. FFSERVERLDFLAGS=""
  2062. LIBSUF="_s.a"
  2063. SLIBPREF=""
  2064. SLIBSUF=".dll"
  2065. SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
  2066. SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
  2067. SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
  2068. echo PROTMODE >> $(SUBDIR)$(NAME).def; \
  2069. echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
  2070. echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
  2071. echo EXPORTS >> $(SUBDIR)$(NAME).def; \
  2072. emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
  2073. SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
  2074. emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
  2075. SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
  2076. SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
  2077. enable dos_paths
  2078. ;;
  2079. gnu/kfreebsd)
  2080. ;;
  2081. gnu)
  2082. ;;
  2083. none)
  2084. ;;
  2085. *)
  2086. die "Unknown OS '$target_os'."
  2087. ;;
  2088. esac
  2089. set_default $PATHS_LIST
  2090. add_extralibs $osextralibs
  2091. # Combine FFLDFLAGS and the LDFLAGS environment variable.
  2092. LDFLAGS="$FFLDFLAGS $LDFLAGS"
  2093. # we need to build at least one lib type
  2094. if ! enabled_any static shared; then
  2095. cat <<EOF
  2096. At least one library type must be built.
  2097. Specify --enable-static to build the static libraries or --enable-shared to
  2098. build the shared libraries as well. To only build the shared libraries specify
  2099. --disable-static in addition to --enable-shared.
  2100. EOF
  2101. exit 1;
  2102. fi
  2103. disabled static && LIBNAME=""
  2104. if enabled_any libfaad libfaadbin ; then
  2105. if check_header faad.h; then
  2106. check_cc <<EOF
  2107. #include <faad.h>
  2108. #ifndef FAAD2_VERSION
  2109. ok faad1
  2110. #endif
  2111. int main(void) { return 0; }
  2112. EOF
  2113. test $? = 0 && enable libfaad2
  2114. else
  2115. die "FAAD test failed."
  2116. fi
  2117. fi
  2118. die_license_disabled() {
  2119. enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
  2120. }
  2121. die_license_disabled gpl libfaad2
  2122. die_license_disabled gpl libx264
  2123. die_license_disabled gpl libxvid
  2124. die_license_disabled gpl postproc
  2125. die_license_disabled gpl x11grab
  2126. die_license_disabled nonfree libfaac
  2127. die_license_disabled version3 libopencore_amrnb
  2128. die_license_disabled version3 libopencore_amrwb
  2129. enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
  2130. check_deps $ARCH_EXT_LIST
  2131. disabled optimizations || check_cflags -fomit-frame-pointer
  2132. enable_pic() {
  2133. enable pic
  2134. add_cppflags -DPIC
  2135. add_cflags -fPIC
  2136. add_asflags -fPIC
  2137. }
  2138. enabled pic && enable_pic
  2139. check_cc <<EOF || die "Symbol mangling check failed."
  2140. int ff_extern;
  2141. EOF
  2142. sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
  2143. extern_prefix=${sym%%ff_extern*}
  2144. check_cc <<EOF && enable inline_asm
  2145. void foo(void) { __asm__ volatile ("" ::); }
  2146. EOF
  2147. _restrict=
  2148. for restrict_keyword in restrict __restrict__ __restrict; do
  2149. check_cc <<EOF && _restrict=$restrict_keyword && break
  2150. void foo(char * $restrict_keyword p);
  2151. EOF
  2152. done
  2153. check_cc <<EOF && enable attribute_packed
  2154. struct { int x; } __attribute__((packed)) x;
  2155. EOF
  2156. check_cc <<EOF && enable attribute_may_alias
  2157. union { int x; } __attribute__((may_alias)) x;
  2158. EOF
  2159. check_cc <<EOF || die "endian test failed"
  2160. unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
  2161. EOF
  2162. od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
  2163. if enabled alpha; then
  2164. check_cflags -mieee
  2165. elif enabled arm; then
  2166. check_cflags -marm
  2167. check_ld <<EOF && enable vfp_args
  2168. __asm__ (".eabi_attribute 28, 1");
  2169. int main(void) { return 0; }
  2170. EOF
  2171. # We have to check if pld is a nop and disable it.
  2172. check_asm pld '"pld [r0]"'
  2173. enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
  2174. enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
  2175. enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
  2176. enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
  2177. enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
  2178. enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
  2179. enabled_all armv6t2 shared !pic && enable_pic
  2180. elif enabled ia64; then
  2181. # HACK: currently fails to build if .bss is > 4MB and shared libs are built
  2182. enabled shared && enable_weak hardcoded_tables
  2183. elif enabled mips; then
  2184. check_asm loongson '"dmult.g $1, $2, $3"'
  2185. enabled mmi && check_asm mmi '"lq $2, 0($2)"'
  2186. elif enabled ppc; then
  2187. enable local_aligned_8 local_aligned_16
  2188. check_asm dcbzl '"dcbzl 0, 1"'
  2189. check_asm ppc4xx '"maclhw r10, r11, r12"'
  2190. check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
  2191. # AltiVec flags: The FSF version of GCC differs from the Apple version
  2192. if enabled altivec; then
  2193. check_cflags -maltivec -mabi=altivec &&
  2194. { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
  2195. check_cflags -faltivec
  2196. # check if our compiler supports Motorola AltiVec C API
  2197. check_cc <<EOF || disable altivec
  2198. $inc_altivec_h
  2199. int main(void) {
  2200. vector signed int v1, v2, v3;
  2201. v1 = vec_add(v2,v3);
  2202. return 0;
  2203. }
  2204. EOF
  2205. # check if our compiler supports braces for vector declarations
  2206. check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
  2207. $inc_altivec_h
  2208. int main (void) { (vector int) {1}; return 0; }
  2209. EOF
  2210. fi
  2211. elif enabled sparc; then
  2212. enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
  2213. add_cflags -mcpu=ultrasparc -mtune=ultrasparc
  2214. elif enabled x86; then
  2215. enable local_aligned_8 local_aligned_16
  2216. # check whether EBP is available on x86
  2217. # As 'i' is stored on the stack, this program will crash
  2218. # if the base pointer is used to access it because the
  2219. # base pointer is cleared in the inline assembly code.
  2220. check_exec_crash <<EOF && enable ebp_available
  2221. volatile int i=0;
  2222. __asm__ volatile (
  2223. "xorl %%ebp, %%ebp"
  2224. ::: "%ebp");
  2225. return i;
  2226. EOF
  2227. # check whether EBX is available on x86
  2228. check_asm ebx_available '""::"b"(0)' &&
  2229. check_asm ebx_available '"":::"%ebx"'
  2230. # check whether more than 10 operands are supported
  2231. check_cc <<EOF && enable ten_operands
  2232. int main(void) {
  2233. int x=0;
  2234. __asm__ volatile(
  2235. ""
  2236. :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
  2237. );
  2238. return 0;
  2239. }
  2240. EOF
  2241. # check whether binutils is new enough to compile SSSE3/MMX2
  2242. enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
  2243. enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
  2244. check_asm bswap '"bswap %%eax" ::: "%eax"'
  2245. YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
  2246. enabled x86_64 && append YASMFLAGS "-m amd64"
  2247. enabled pic && append YASMFLAGS "-DPIC"
  2248. test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
  2249. case "$objformat" in
  2250. elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
  2251. esac
  2252. disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
  2253. case "$cpu" in
  2254. athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
  2255. disable fast_clz
  2256. ;;
  2257. esac
  2258. fi
  2259. if check_func dlopen; then
  2260. ldl=
  2261. elif check_func dlopen -ldl; then
  2262. ldl=-ldl
  2263. fi
  2264. # Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
  2265. check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
  2266. check_func fork
  2267. check_func getaddrinfo $network_extralibs
  2268. check_func gethrtime
  2269. check_func getrusage
  2270. check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
  2271. check_func inet_aton $network_extralibs
  2272. check_func isatty
  2273. check_func ${malloc_prefix}memalign && enable memalign
  2274. check_func mkstemp
  2275. check_func ${malloc_prefix}posix_memalign && enable posix_memalign
  2276. check_func setrlimit
  2277. check_func strerror_r
  2278. check_func_headers io.h setmode
  2279. check_func_headers lzo/lzo1x.h lzo1x_999_compress
  2280. check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
  2281. check_func_headers windows.h GetProcessTimes
  2282. check_func_headers windows.h VirtualAlloc
  2283. check_header conio.h
  2284. check_header dlfcn.h
  2285. check_header dxva2api.h
  2286. check_header malloc.h
  2287. check_header poll.h
  2288. check_header sys/mman.h
  2289. check_header sys/resource.h
  2290. check_header sys/select.h
  2291. check_header termios.h
  2292. check_header vdpau/vdpau.h
  2293. check_header vdpau/vdpau_x11.h
  2294. check_header X11/extensions/XvMClib.h
  2295. check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
  2296. if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
  2297. enabled_any $need_memalign ; then
  2298. die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
  2299. fi
  2300. disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
  2301. disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
  2302. # check for some common methods of building with pthread support
  2303. # do this before the optional library checks as some of them require pthreads
  2304. if enabled pthreads; then
  2305. if check_func pthread_create; then
  2306. :
  2307. elif check_func pthread_create -pthread; then
  2308. add_cflags -pthread
  2309. add_extralibs -pthread
  2310. elif check_func pthread_create -pthreads; then
  2311. add_cflags -pthreads
  2312. add_extralibs -pthreads
  2313. elif check_func pthread_create -lpthreadGC2; then
  2314. add_extralibs -lpthreadGC2
  2315. elif ! check_lib pthread.h pthread_create -lpthread; then
  2316. die "ERROR: can't find pthreads library"
  2317. fi
  2318. fi
  2319. for thread in $THREADS_LIST; do
  2320. if enabled $thread; then
  2321. test -n "$thread_type" &&
  2322. die "ERROR: Only one thread type must be selected." ||
  2323. thread_type="$thread"
  2324. fi
  2325. done
  2326. check_lib math.h sin -lm
  2327. check_lib va/va.h vaInitialize -lva
  2328. check_mathfunc exp2
  2329. check_mathfunc exp2f
  2330. check_mathfunc llrint
  2331. check_mathfunc log2
  2332. check_mathfunc log2f
  2333. check_mathfunc lrint
  2334. check_mathfunc lrintf
  2335. check_mathfunc round
  2336. check_mathfunc roundf
  2337. check_mathfunc truncf
  2338. # these are off by default, so fail if requested and not available
  2339. enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
  2340. enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
  2341. require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
  2342. require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
  2343. enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
  2344. enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
  2345. enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
  2346. enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
  2347. enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
  2348. enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
  2349. enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
  2350. enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
  2351. enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
  2352. require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
  2353. enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
  2354. enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
  2355. enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
  2356. enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
  2357. { check_cpp_condition x264.h "X264_BUILD >= 83" ||
  2358. die "ERROR: libx264 version must be >= 0.83."; }
  2359. enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
  2360. enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
  2361. # libdc1394 check
  2362. if enabled libdc1394; then
  2363. { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
  2364. enable libdc1394_2; } ||
  2365. { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
  2366. enable libdc1394_1; } ||
  2367. die "ERROR: No version of libdc1394 found "
  2368. fi
  2369. SDL_CONFIG="${cross_prefix}sdl-config"
  2370. if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
  2371. sdl_cflags=$("${SDL_CONFIG}" --cflags)
  2372. sdl_libs=$("${SDL_CONFIG}" --libs)
  2373. check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
  2374. check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
  2375. enable sdl &&
  2376. check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
  2377. fi
  2378. texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
  2379. if enabled network; then
  2380. check_type "sys/types.h sys/socket.h" socklen_t
  2381. check_type netdb.h "struct addrinfo"
  2382. check_type netinet/in.h "struct ipv6_mreq"
  2383. check_type netinet/in.h "struct sockaddr_in6"
  2384. check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
  2385. check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
  2386. # Prefer arpa/inet.h over winsock2
  2387. if check_header arpa/inet.h ; then
  2388. check_func closesocket
  2389. elif check_header winsock2.h ; then
  2390. check_func_headers winsock2.h closesocket -lws2 && \
  2391. network_extralibs="-lws2" || \
  2392. { check_func_headers winsock2.h closesocket -lws2_32 && \
  2393. network_extralibs="-lws2_32"; }
  2394. check_type ws2tcpip.h socklen_t
  2395. check_type ws2tcpip.h "struct addrinfo"
  2396. check_type ws2tcpip.h "struct ipv6_mreq"
  2397. check_type ws2tcpip.h "struct sockaddr_in6"
  2398. check_type ws2tcpip.h "struct sockaddr_storage"
  2399. check_struct winsock2.h "struct sockaddr" sa_len
  2400. else
  2401. disable network
  2402. fi
  2403. fi
  2404. check_header linux/videodev.h
  2405. check_header linux/videodev2.h
  2406. check_header sys/videoio.h
  2407. check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
  2408. # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
  2409. { check_header dev/bktr/ioctl_meteor.h &&
  2410. check_header dev/bktr/ioctl_bt848.h; } ||
  2411. { check_header machine/ioctl_meteor.h &&
  2412. check_header machine/ioctl_bt848.h; } ||
  2413. { check_header dev/video/meteor/ioctl_meteor.h &&
  2414. check_header dev/video/bktr/ioctl_bt848.h; } ||
  2415. check_header dev/ic/bt8xx.h
  2416. check_header sys/soundcard.h
  2417. check_header soundcard.h
  2418. enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
  2419. enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
  2420. enabled x11grab &&
  2421. check_header X11/Xlib.h &&
  2422. check_header X11/extensions/XShm.h &&
  2423. check_header X11/extensions/Xfixes.h &&
  2424. check_func XOpenDisplay -lX11 &&
  2425. check_func XShmCreateImage -lX11 -lXext &&
  2426. check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
  2427. if ! disabled vdpau && enabled vdpau_vdpau_h; then
  2428. check_cpp_condition \
  2429. vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
  2430. { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
  2431. disable vdpau; }
  2432. fi
  2433. enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
  2434. # add some useful compiler flags if supported
  2435. check_cflags -Wdeclaration-after-statement
  2436. check_cflags -Wall
  2437. check_cflags -Wno-switch
  2438. check_cflags -Wdisabled-optimization
  2439. check_cflags -Wpointer-arith
  2440. check_cflags -Wredundant-decls
  2441. check_cflags -Wno-pointer-sign
  2442. check_cflags -Wcast-qual
  2443. check_cflags -Wwrite-strings
  2444. check_cflags -Wtype-limits
  2445. check_cflags -Wundef
  2446. check_cflags -Wmissing-prototypes
  2447. enabled extra_warnings && check_cflags -Winline
  2448. # add some linker flags
  2449. check_ldflags -Wl,--warn-common
  2450. check_ldflags -Wl,--as-needed
  2451. check_ldflags '-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
  2452. check_ldflags -Wl,-Bsymbolic
  2453. echo "X{};" > $TMPV
  2454. test_ldflags -Wl,--version-script,$TMPV &&
  2455. append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
  2456. if enabled small; then
  2457. add_cflags $size_cflags
  2458. optimizations="small"
  2459. elif enabled optimizations; then
  2460. add_cflags $speed_cflags
  2461. fi
  2462. check_cflags -fno-math-errno
  2463. check_cflags -fno-signed-zeros
  2464. if enabled icc; then
  2465. # Just warnings, no remarks
  2466. check_cflags -w1
  2467. # -wd: Disable following warnings
  2468. # 144, 167, 556: -Wno-pointer-sign
  2469. # 10006: ignoring unknown option -fno-signed-zeros
  2470. # 10156: ignoring option '-W'; no argument required
  2471. check_cflags -wd144,167,556,10006,10156
  2472. # 11030: Warning unknown option --as-needed
  2473. # 10156: ignoring option '-export'; no argument required
  2474. check_ldflags -wd10156,11030
  2475. # Allow to compile with optimizations
  2476. check_ldflags -march=$cpu
  2477. # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
  2478. enable ebp_available
  2479. elif enabled ccc; then
  2480. # disable some annoying warnings
  2481. add_cflags -msg_disable cvtu32to64
  2482. add_cflags -msg_disable embedcomment
  2483. add_cflags -msg_disable needconstext
  2484. add_cflags -msg_disable nomainieee
  2485. add_cflags -msg_disable ptrmismatch1
  2486. add_cflags -msg_disable unreachcode
  2487. elif enabled gcc; then
  2488. check_cflags -fno-tree-vectorize
  2489. check_cflags -Werror=implicit
  2490. check_cflags -Werror=missing-prototypes
  2491. elif enabled clang; then
  2492. check_cflags -Qunused-arguments
  2493. elif enabled armcc; then
  2494. # 2523: use of inline assembler is deprecated
  2495. add_cflags -Wrvct,--diag_suppress=2523
  2496. add_cflags -Wrvct,--diag_suppress=1207
  2497. elif enabled tms470; then
  2498. add_cflags -pds=824 -pds=837
  2499. fi
  2500. if enabled gprof; then
  2501. add_cflags -p
  2502. add_ldflags -p
  2503. fi
  2504. # Find out if the .align argument is a power of two or not.
  2505. check_asm asmalign_pot '".align 3"'
  2506. enabled_any $DECODER_LIST && enable decoders
  2507. enabled_any $ENCODER_LIST && enable encoders
  2508. enabled_any $HWACCEL_LIST && enable hwaccels
  2509. enabled_any $BSF_LIST && enable bsfs
  2510. enabled_any $DEMUXER_LIST && enable demuxers
  2511. enabled_any $MUXER_LIST && enable muxers
  2512. enabled_any $FILTER_LIST && enable filters
  2513. enabled_any $INDEV_LIST && enable indevs
  2514. enabled_any $OUTDEV_LIST && enable outdevs
  2515. enabled_any $PROTOCOL_LIST && enable protocols
  2516. enabled_any $THREADS_LIST && enable threads
  2517. check_deps $CONFIG_LIST \
  2518. $CONFIG_EXTRA \
  2519. $HAVE_LIST \
  2520. $DECODER_LIST \
  2521. $ENCODER_LIST \
  2522. $HWACCEL_LIST \
  2523. $PARSER_LIST \
  2524. $BSF_LIST \
  2525. $DEMUXER_LIST \
  2526. $MUXER_LIST \
  2527. $FILTER_LIST \
  2528. $INDEV_LIST \
  2529. $OUTDEV_LIST \
  2530. $PROTOCOL_LIST \
  2531. enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
  2532. echo "install prefix $prefix"
  2533. echo "source path $source_path"
  2534. echo "C compiler $cc"
  2535. echo ".align is power-of-two $asmalign_pot"
  2536. echo "ARCH $arch ($cpu)"
  2537. if test "$build_suffix" != ""; then
  2538. echo "build suffix $build_suffix"
  2539. fi
  2540. if test "$extra_version" != ""; then
  2541. echo "version string suffix $extra_version"
  2542. fi
  2543. echo "big-endian ${bigendian-no}"
  2544. echo "runtime cpu detection ${runtime_cpudetect-no}"
  2545. if enabled x86; then
  2546. echo "yasm ${yasm-no}"
  2547. echo "MMX enabled ${mmx-no}"
  2548. echo "MMX2 enabled ${mmx2-no}"
  2549. echo "3DNow! enabled ${amd3dnow-no}"
  2550. echo "3DNow! extended enabled ${amd3dnowext-no}"
  2551. echo "SSE enabled ${sse-no}"
  2552. echo "SSSE3 enabled ${ssse3-no}"
  2553. echo "CMOV enabled ${cmov-no}"
  2554. echo "CMOV is fast ${fast_cmov-no}"
  2555. echo "EBX available ${ebx_available-no}"
  2556. echo "EBP available ${ebp_available-no}"
  2557. echo "10 operands supported ${ten_operands-no}"
  2558. fi
  2559. if enabled arm; then
  2560. echo "ARMv5TE enabled ${armv5te-no}"
  2561. echo "ARMv6 enabled ${armv6-no}"
  2562. echo "ARMv6T2 enabled ${armv6t2-no}"
  2563. echo "ARM VFP enabled ${armvfp-no}"
  2564. echo "IWMMXT enabled ${iwmmxt-no}"
  2565. echo "NEON enabled ${neon-no}"
  2566. fi
  2567. if enabled mips; then
  2568. echo "MMI enabled ${mmi-no}"
  2569. fi
  2570. if enabled ppc; then
  2571. echo "AltiVec enabled ${altivec-no}"
  2572. echo "PPC 4xx optimizations ${ppc4xx-no}"
  2573. echo "dcbzl available ${dcbzl-no}"
  2574. echo "performance report ${powerpc_perf-no}"
  2575. fi
  2576. if enabled sparc; then
  2577. echo "VIS enabled ${vis-no}"
  2578. fi
  2579. echo "gprof enabled ${gprof-no}"
  2580. echo "debug symbols ${debug-no}"
  2581. echo "strip symbols ${stripping-no}"
  2582. echo "optimizations ${optimizations-no}"
  2583. echo "static ${static-no}"
  2584. echo "shared ${shared-no}"
  2585. echo "postprocessing support ${postproc-no}"
  2586. echo "new filter support ${avfilter-no}"
  2587. echo "filters using lavformat ${avfilter_lavf-no}"
  2588. echo "network support ${network-no}"
  2589. echo "threading support ${thread_type-no}"
  2590. echo "SDL support ${sdl-no}"
  2591. echo "Sun medialib support ${mlib-no}"
  2592. echo "AVISynth enabled ${avisynth-no}"
  2593. echo "libdc1394 support ${libdc1394-no}"
  2594. echo "libdirac enabled ${libdirac-no}"
  2595. echo "libfaac enabled ${libfaac-no}"
  2596. echo "libfaad enabled ${libfaad-no}"
  2597. echo "libfaad dlopened ${libfaadbin-no}"
  2598. echo "libgsm enabled ${libgsm-no}"
  2599. echo "libmp3lame enabled ${libmp3lame-no}"
  2600. echo "libnut enabled ${libnut-no}"
  2601. echo "libopencore-amrnb support ${libopencore_amrnb-no}"
  2602. echo "libopencore-amrwb support ${libopencore_amrwb-no}"
  2603. echo "libopenjpeg enabled ${libopenjpeg-no}"
  2604. echo "libschroedinger enabled ${libschroedinger-no}"
  2605. echo "libspeex enabled ${libspeex-no}"
  2606. echo "libtheora enabled ${libtheora-no}"
  2607. echo "libvorbis enabled ${libvorbis-no}"
  2608. echo "libx264 enabled ${libx264-no}"
  2609. echo "libxvid enabled ${libxvid-no}"
  2610. echo "zlib enabled ${zlib-no}"
  2611. echo "bzlib enabled ${bzlib-no}"
  2612. echo
  2613. for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
  2614. echo "Enabled ${type}s:"
  2615. eval list=\$$(toupper $type)_LIST
  2616. for part in $list; do
  2617. enabled $part && echo ${part%_*}
  2618. done | sort | pr -3 -t
  2619. echo
  2620. done
  2621. license="LGPL version 2.1 or later"
  2622. if enabled nonfree; then
  2623. license="nonfree and unredistributable"
  2624. elif enabled gplv3; then
  2625. license="GPL version 3 or later"
  2626. elif enabled lgplv3; then
  2627. license="LGPL version 3 or later"
  2628. elif enabled gpl; then
  2629. license="GPL version 2 or later"
  2630. fi
  2631. echo "License: $license"
  2632. echo "Creating config.mak and config.h..."
  2633. # build tree in object directory if source path is different from current one
  2634. if enabled source_path_used; then
  2635. DIRS="
  2636. doc
  2637. libavcodec
  2638. libavcodec/$arch
  2639. libavdevice
  2640. libavfilter
  2641. libavformat
  2642. libavutil
  2643. libavutil/$arch
  2644. libpostproc
  2645. libswscale
  2646. libswscale/$arch
  2647. tests
  2648. tools
  2649. "
  2650. FILES="
  2651. Makefile
  2652. common.mak
  2653. subdir.mak
  2654. doc/texi2pod.pl
  2655. libavcodec/Makefile
  2656. libavcodec/${arch}/Makefile
  2657. libavdevice/Makefile
  2658. libavfilter/Makefile
  2659. libavformat/Makefile
  2660. libavutil/Makefile
  2661. libpostproc/Makefile
  2662. libswscale/Makefile
  2663. "
  2664. map 'mkdir -p $v' $DIRS;
  2665. map 'test -f "$source_path/$v" && $ln_s "$source_path/$v" $v' $FILES
  2666. fi
  2667. enabled stripping || strip="echo skipping strip"
  2668. cat > config.mak <<EOF
  2669. # Automatically generated by configure - do not modify!
  2670. ifndef FFMPEG_CONFIG_MAK
  2671. FFMPEG_CONFIG_MAK=1
  2672. FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
  2673. prefix=$prefix
  2674. LIBDIR=\$(DESTDIR)$libdir
  2675. SHLIBDIR=\$(DESTDIR)$shlibdir
  2676. INCDIR=\$(DESTDIR)$incdir
  2677. BINDIR=\$(DESTDIR)$bindir
  2678. DATADIR=\$(DESTDIR)$datadir
  2679. MANDIR=\$(DESTDIR)$mandir
  2680. SRC_PATH="$source_path"
  2681. SRC_PATH_BARE=$source_path
  2682. BUILD_ROOT="$PWD"
  2683. ARCH=$arch
  2684. CC=$cc
  2685. AS=$as
  2686. LD=$ld
  2687. DEPCC=$dep_cc
  2688. YASM=$yasmexe
  2689. YASMDEP=$yasmexe
  2690. AR=$ar
  2691. RANLIB=$ranlib
  2692. CP=cp -p
  2693. LN_S=$ln_s
  2694. STRIP=$strip
  2695. CPPFLAGS=$CPPFLAGS
  2696. CFLAGS=$CFLAGS
  2697. ASFLAGS=$ASFLAGS
  2698. CC_O=$CC_O
  2699. LDFLAGS=$LDFLAGS
  2700. FFSERVERLDFLAGS=$FFSERVERLDFLAGS
  2701. SHFLAGS=$SHFLAGS
  2702. YASMFLAGS=$YASMFLAGS
  2703. BUILDSUF=$build_suffix
  2704. FULLNAME=$FULLNAME
  2705. LIBPREF=$LIBPREF
  2706. LIBSUF=$LIBSUF
  2707. LIBNAME=$LIBNAME
  2708. SLIBPREF=$SLIBPREF
  2709. SLIBSUF=$SLIBSUF
  2710. EXESUF=$EXESUF
  2711. EXTRA_VERSION=$extra_version
  2712. DEPFLAGS=$DEPFLAGS
  2713. CCDEP=$CCDEP
  2714. ASDEP=$ASDEP
  2715. CC_DEPFLAGS=$CC_DEPFLAGS
  2716. AS_DEPFLAGS=$AS_DEPFLAGS
  2717. HOSTCC=$host_cc
  2718. HOSTCFLAGS=$host_cflags
  2719. HOSTEXESUF=$HOSTEXESUF
  2720. HOSTLDFLAGS=$host_ldflags
  2721. HOSTLIBS=$host_libs
  2722. TARGET_EXEC=$target_exec
  2723. TARGET_PATH=$target_path
  2724. SDL_LIBS=$sdl_libs
  2725. SDL_CFLAGS=$sdl_cflags
  2726. LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
  2727. EXTRALIBS=$extralibs
  2728. INSTALL=install
  2729. LIBTARGET=${LIBTARGET}
  2730. SLIBNAME=${SLIBNAME}
  2731. SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
  2732. SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
  2733. SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
  2734. SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
  2735. SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
  2736. SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
  2737. SAMPLES=$samples
  2738. EOF
  2739. get_version(){
  2740. name=$1
  2741. file=$source_path/$2
  2742. eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
  2743. eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
  2744. lcname=$(tolower $name)
  2745. eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
  2746. eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
  2747. }
  2748. get_version LIBSWSCALE libswscale/swscale.h
  2749. get_version LIBPOSTPROC libpostproc/postprocess.h
  2750. get_version LIBAVCODEC libavcodec/avcodec.h
  2751. get_version LIBAVDEVICE libavdevice/avdevice.h
  2752. get_version LIBAVFORMAT libavformat/avformat.h
  2753. get_version LIBAVUTIL libavutil/avutil.h
  2754. get_version LIBAVFILTER libavfilter/avfilter.h
  2755. enabled asmalign_pot || align_shift="1 <<"
  2756. cat > $TMPH <<EOF
  2757. /* Automatically generated by configure - do not modify! */
  2758. #ifndef FFMPEG_CONFIG_H
  2759. #define FFMPEG_CONFIG_H
  2760. #define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
  2761. #define FFMPEG_LICENSE "$(c_escape $license)"
  2762. #define FFMPEG_DATADIR "$(eval c_escape $datadir)"
  2763. #define CC_TYPE "$cc_type"
  2764. #define CC_VERSION $cc_version
  2765. #define restrict $_restrict
  2766. #define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
  2767. #define EXTERN_PREFIX "${extern_prefix}"
  2768. #define EXTERN_ASM ${extern_prefix}
  2769. EOF
  2770. test -n "$malloc_prefix" &&
  2771. echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
  2772. if enabled small || disabled optimizations; then
  2773. echo "#undef av_always_inline" >> $TMPH
  2774. echo "#define av_always_inline" >> $TMPH
  2775. fi
  2776. print_config ARCH_ $TMPH config.mak $ARCH_LIST
  2777. print_config HAVE_ $TMPH config.mak $HAVE_LIST
  2778. print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
  2779. $CONFIG_EXTRA \
  2780. $DECODER_LIST \
  2781. $ENCODER_LIST \
  2782. $HWACCEL_LIST \
  2783. $PARSER_LIST \
  2784. $BSF_LIST \
  2785. $DEMUXER_LIST \
  2786. $MUXER_LIST \
  2787. $FILTER_LIST \
  2788. $PROTOCOL_LIST \
  2789. $INDEV_LIST \
  2790. $OUTDEV_LIST \
  2791. echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
  2792. echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
  2793. # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
  2794. cp_if_changed $TMPH config.h
  2795. cat > $TMPH <<EOF
  2796. /* Generated by ffconf */
  2797. #ifndef AVUTIL_AVCONFIG_H
  2798. #define AVUTIL_AVCONFIG_H
  2799. EOF
  2800. print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
  2801. echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
  2802. cp_if_changed $TMPH libavutil/avconfig.h
  2803. # build pkg-config files
  2804. pkgconfig_generate(){
  2805. name=$1
  2806. shortname=${name#lib}${build_suffix}
  2807. comment=$2
  2808. version=$3
  2809. libs=$4
  2810. requires=$5
  2811. cat <<EOF > $name/$name.pc
  2812. prefix=$prefix
  2813. exec_prefix=\${prefix}
  2814. libdir=$libdir
  2815. includedir=$incdir
  2816. Name: $name
  2817. Description: $comment
  2818. Version: $version
  2819. Requires: $(enabled shared || echo $requires)
  2820. Requires.private: $(enabled shared && echo $requires)
  2821. Conflicts:
  2822. Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
  2823. Libs.private: $(enabled shared && echo $libs)
  2824. Cflags: -I\${includedir}
  2825. EOF
  2826. cat <<EOF > $name/$name-uninstalled.pc
  2827. prefix=
  2828. exec_prefix=
  2829. libdir=\${pcfiledir}
  2830. includedir=${source_path}
  2831. Name: $name
  2832. Description: $comment
  2833. Version: $version
  2834. Requires: $requires
  2835. Conflicts:
  2836. Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
  2837. Cflags: -I\${includedir}
  2838. EOF
  2839. }
  2840. pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
  2841. pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
  2842. pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
  2843. pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
  2844. enabled avfilter &&
  2845. pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
  2846. enabled postproc &&
  2847. pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
  2848. pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"