Merge commit '74beead9bd596180bcac6108548fc0a86d8eb4ae'
authorClément Bœsch <clement@stupeflix.com>
Tue, 21 Jun 2016 11:31:15 +0000 (13:31 +0200)
committerClément Bœsch <clement@stupeflix.com>
Tue, 21 Jun 2016 11:32:57 +0000 (13:32 +0200)
* commit '74beead9bd596180bcac6108548fc0a86d8eb4ae':
  mmaldec: limit internal buffering

See 14a90c9ef09a4b046500dceab5ca1875e330a376

The introduction of the MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS check is
merged.

Merged-by: Clément Bœsch <clement@stupeflix.com>
1  2 
configure
libavcodec/mmaldec.c

diff --combined configure
+++ b/configure
@@@ -1,6 -1,6 +1,6 @@@
  #!/bin/sh
  #
 -# Libav configure script
 +# FFmpeg configure script
  #
  # Copyright (c) 2000-2002 Fabrice Bellard
  # Copyright (c) 2005-2008 Diego Biurrun
@@@ -44,9 -44,9 +44,9 @@@ if test "$E1" != 0 || test "$E2" = 0; t
      echo "No compatible shell script interpreter found."
      echo "This configure script requires a POSIX-compatible shell"
      echo "such as bash or ksh."
 -    echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
 +    echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
      echo "Instead, install a working POSIX-compatible shell."
 -    echo "Disabling this configure test will create a broken Libav."
 +    echo "Disabling this configure test will create a broken FFmpeg."
      if test "$BASH_VERSION" = '2.04.0(1)-release'; then
          echo "This bash version ($BASH_VERSION) is broken on your platform."
          echo "Upgrade to a later version if available."
@@@ -78,20 -78,15 +78,20 @@@ Help options
  Standard options:
    --logfile=FILE           log tests and output to FILE [config.log]
    --disable-logging        do not log configure debug information
 +  --fatal-warnings         fail if any configure warning is generated
    --prefix=PREFIX          install in PREFIX [$prefix]
    --bindir=DIR             install binaries in DIR [PREFIX/bin]
 -  --datadir=DIR            install data files in DIR [PREFIX/share/avconv]
 -  --docdir=DIR             install documentation in DIR [PREFIX/share/doc/libav]
 +  --datadir=DIR            install data files in DIR [PREFIX/share/ffmpeg]
 +  --docdir=DIR             install documentation in DIR [PREFIX/share/doc/ffmpeg]
    --libdir=DIR             install libs in DIR [PREFIX/lib]
 -  --shlibdir=DIR           install shared libs in DIR [PREFIX/lib]
 +  --shlibdir=DIR           install shared libs in DIR [LIBDIR]
    --incdir=DIR             install includes in DIR [PREFIX/include]
    --mandir=DIR             install man page in DIR [PREFIX/share/man]
 -  --enable-rpath           use rpath when linking programs [USE WITH CARE]
 +  --pkgconfigdir=DIR       install pkg-config files in DIR [LIBDIR/pkgconfig]
 +  --enable-rpath           use rpath to allow installing libraries in paths
 +                           not part of the dynamic linker search path
 +                           use rpath when linking programs [USE WITH CARE]
 +  --install-name-dir=DIR   Darwin directory name for installed targets
  
  Licensing options:
    --enable-gpl             allow use of GPL code, the resulting libs
@@@ -104,42 -99,31 +104,42 @@@ Configuration options
    --disable-static         do not build static libraries [no]
    --enable-shared          build shared libraries [no]
    --enable-small           optimize for size instead of speed
 -  --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
 +  --disable-runtime-cpudetect disable detecting cpu capabilities at runtime (smaller binary)
    --enable-gray            enable full grayscale support (slower color)
    --disable-swscale-alpha  disable alpha channel support in swscale
    --disable-all            disable building components, libraries and programs
 +  --enable-incompatible-libav-abi enable incompatible Libav fork ABI [no]
 +  --enable-raise-major     increase major version numbers in sonames [no]
  
  Program options:
    --disable-programs       do not build command line programs
 -  --disable-avconv         disable avconv build
 -  --disable-avplay         disable avplay build
 -  --disable-avprobe        disable avprobe build
 -  --disable-avserver       deprecated, does nothing
 +  --disable-ffmpeg         disable ffmpeg build
 +  --disable-ffplay         disable ffplay build
 +  --disable-ffprobe        disable ffprobe build
 +  --disable-ffserver       disable ffserver build
  
 -Component options:
 +Documentation options:
    --disable-doc            do not build documentation
 +  --disable-htmlpages      do not build HTML documentation pages
 +  --disable-manpages       do not build man documentation pages
 +  --disable-podpages       do not build POD documentation pages
 +  --disable-txtpages       do not build text documentation pages
 +
 +Component options:
    --disable-avdevice       disable libavdevice build
    --disable-avcodec        disable libavcodec build
    --disable-avformat       disable libavformat build
 -  --disable-avutil         disable libavutil build
 +  --disable-swresample     disable libswresample build
    --disable-swscale        disable libswscale build
 -  --disable-avfilter       disable video filter support [no]
 -  --disable-avresample     disable libavresample build [no]
 -  --disable-pthreads       disable pthreads [auto]
 -  --disable-w32threads     disable Win32 threads [auto]
 +  --disable-postproc       disable libpostproc build
 +  --disable-avfilter       disable libavfilter build
 +  --enable-avresample      enable libavresample build [no]
 +  --disable-pthreads       disable pthreads [autodetect]
 +  --disable-w32threads     disable Win32 threads [autodetect]
 +  --disable-os2threads     disable OS/2 threads [autodetect]
    --disable-network        disable network support [no]
    --disable-dct            disable DCT code
 +  --disable-dwt            disable DWT code
    --disable-error-resilience disable error resilience code
    --disable-lsp            disable LSP code
    --disable-lzo            disable LZO decoder code
    --disable-rdft           disable RDFT code
    --disable-fft            disable FFT code
    --disable-faan           disable floating point AAN (I)DCT code
 +  --disable-pixelutils     disable pixel utils in libavutil
  
  Hardware accelerators:
 -  --enable-d3d11va         enable D3D11VA code
 -  --enable-dxva2           enable DXVA2 code
 -  --enable-vaapi           enable VAAPI code
 -  --enable-vda             enable VDA code
 -  --enable-vdpau           enable VDPAU code
 +  --disable-d3d11va        disable D3D11VA code [autodetect]
 +  --disable-dxva2          disable DXVA2 code [autodetect]
 +  --disable-vaapi          disable VAAPI code [autodetect]
 +  --disable-vda            disable VDA code [autodetect]
 +  --disable-vdpau          disable VDPAU code [autodetect]
  
  Hardware-accelerated decoding/encoding:
    --enable-cuda            enable dynamically linked CUDA [no]
 +  --enable-cuvid           enable CUVID support [autodetect]
    --enable-libmfx          enable HW acceleration through libmfx
    --enable-mmal            enable decoding via MMAL [no]
 -  --enable-nvenc           enable encoding via NVENC [no]
 +  --enable-nvenc           enable NVIDIA NVENC support [no]
    --enable-omx             enable encoding via OpenMAX IL [no]
    --enable-omx-rpi         enable encoding via OpenMAX IL for Raspberry Pi [no]
  
@@@ -203,46 -185,22 +203,46 @@@ Individual component options
    --disable-filters        disable all filters
  
  External library support:
 +  --disable-audiotoolbox   enable AudioToolbox decoders and encoders [autodetect]
    --enable-avisynth        enable reading of AviSynth script files [no]
 -  --enable-bzlib           enable bzlib [autodetect]
 -  --enable-frei0r          enable frei0r video filtering
 -  --enable-gnutls          enable gnutls [no]
 +  --disable-bzlib          disable bzlib [autodetect]
 +  --enable-chromaprint     enable audio fingerprinting with chromaprint [no]
 +  --enable-fontconfig      enable fontconfig, useful for drawtext filter [no]
 +  --enable-frei0r          enable frei0r video filtering [no]
 +  --enable-gcrypt          enable gcrypt, needed for rtmp(t)e support
 +                           if openssl, librtmp or gmp is not used [no]
 +  --enable-gmp             enable gmp, needed for rtmp(t)e support
 +                           if openssl or librtmp is not used [no]
 +  --enable-gnutls          enable gnutls, needed for https support
 +                           if openssl is not used [no]
 +  --disable-iconv          disable iconv [autodetect]
 +  --enable-jni             enable JNI support [no]
 +  --enable-ladspa          enable LADSPA audio filtering [no]
 +  --enable-libass          enable libass subtitles rendering,
 +                           needed for subtitles and ass filter [no]
 +  --enable-libbluray       enable BluRay reading using libbluray [no]
    --enable-libbs2b         enable bs2b DSP library [no]
 -  --enable-libcdio         enable audio CD grabbing with libcdio
 +  --enable-libcaca         enable textual display using libcaca [no]
 +  --enable-libcelt         enable CELT decoding via libcelt [no]
 +  --enable-libcdio         enable audio CD grabbing with libcdio [no]
    --enable-libdc1394       enable IIDC-1394 grabbing using libdc1394
                             and libraw1394 [no]
 -  --enable-libdcadec       enable DCA decoding via libdcadec [no]
 +  --enable-libebur128      enable libebur128 for EBU R128 measurement,
 +                           needed for loudnorm filter [no]
    --enable-libfaac         enable AAC encoding via libfaac [no]
    --enable-libfdk-aac      enable AAC de/encoding via libfdk-aac [no]
 -  --enable-libfreetype     enable libfreetype [no]
 +  --enable-libflite        enable flite (voice synthesis) support via libflite [no]
 +  --enable-libfreetype     enable libfreetype, needed for drawtext filter [no]
 +  --enable-libfribidi      enable libfribidi, improves drawtext filter [no]
 +  --enable-libgme          enable Game Music Emu via libgme [no]
    --enable-libgsm          enable GSM de/encoding via libgsm [no]
 +  --enable-libiec61883     enable iec61883 via libiec61883 [no]
    --enable-libilbc         enable iLBC de/encoding via libilbc [no]
    --enable-libkvazaar      enable HEVC encoding via libkvazaar [no]
 +  --enable-libmodplug      enable ModPlug via libmodplug [no]
    --enable-libmp3lame      enable MP3 encoding via libmp3lame [no]
 +  --enable-libnut          enable NUT (de)muxing via libnut,
 +                           native (de)muxer exists [no]
    --enable-libnpp          enable NVIDIA Performance Primitives-based code [no]
    --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
    --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
    --enable-libopenjpeg     enable JPEG 2000 de/encoding via OpenJPEG [no]
    --enable-libopus         enable Opus de/encoding via libopus [no]
    --enable-libpulse        enable Pulseaudio input via libpulse [no]
 +  --enable-librubberband   enable rubberband needed for rubberband filter [no]
    --enable-librtmp         enable RTMP[E] support via librtmp [no]
    --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
 -  --enable-libsnappy       enable Snappy compression [no]
 +  --enable-libshine        enable fixed-point MP3 encoding via libshine [no]
 +  --enable-libsmbclient    enable Samba protocol via libsmbclient [no]
 +  --enable-libsnappy       enable Snappy compression, needed for hap encoding [no]
 +  --enable-libsoxr         enable Include libsoxr resampling [no]
    --enable-libspeex        enable Speex de/encoding via libspeex [no]
 +  --enable-libssh          enable SFTP protocol via libssh [no]
 +  --enable-libtesseract    enable Tesseract, needed for ocr filter [no]
    --enable-libtheora       enable Theora encoding via libtheora [no]
    --enable-libtwolame      enable MP2 encoding via libtwolame [no]
 -  --enable-libvo-aacenc    enable AAC encoding via libvo-aacenc [no]
 +  --enable-libutvideo      enable Ut Video encoding and decoding via libutvideo [no]
 +  --enable-libv4l2         enable libv4l2/v4l-utils [no]
 +  --enable-libvidstab      enable video stabilization using vid.stab [no]
    --enable-libvo-amrwbenc  enable AMR-WB encoding via libvo-amrwbenc [no]
 -  --enable-libvorbis       enable Vorbis encoding via libvorbis [no]
 +  --enable-libvorbis       enable Vorbis en/decoding via libvorbis,
 +                           native implementation exists [no]
    --enable-libvpx          enable VP8 and VP9 de/encoding via libvpx [no]
    --enable-libwavpack      enable wavpack encoding via libwavpack [no]
    --enable-libwebp         enable WebP encoding via libwebp [no]
    --enable-libx264         enable H.264 encoding via x264 [no]
    --enable-libx265         enable HEVC encoding via x265 [no]
    --enable-libxavs         enable AVS encoding via xavs [no]
 -  --enable-libxcb          enable X11 grabbing using XCB [no]
 -  --enable-libxcb-shm      enable X11 grabbing shm communication [auto]
 -  --enable-libxcb-xfixes   enable X11 grabbing mouse rendering [auto]
 +  --enable-libxcb          enable X11 grabbing using XCB [autodetect]
 +  --enable-libxcb-shm      enable X11 grabbing shm communication [autodetect]
 +  --enable-libxcb-xfixes   enable X11 grabbing mouse rendering [autodetect]
 +  --enable-libxcb-shape    enable X11 grabbing shape rendering [autodetect]
    --enable-libxvid         enable Xvid encoding via xvidcore,
                             native MPEG-4/Xvid encoder exists [no]
 -  --enable-openssl         enable openssl [no]
 +  --enable-libzimg         enable z.lib, needed for zscale filter [no]
 +  --enable-libzmq          enable message passing via libzmq [no]
 +  --enable-libzvbi         enable teletext support via libzvbi [no]
 +  --disable-lzma           disable lzma [autodetect]
 +  --enable-decklink        enable Blackmagic DeckLink I/O support [no]
 +  --enable-mediacodec      enable Android MediaCodec support [no]
 +  --enable-netcdf          enable NetCDF, needed for sofalizer filter [no]
 +  --enable-openal          enable OpenAL 1.1 capture support [no]
 +  --enable-opencl          enable OpenCL code
 +  --enable-opengl          enable OpenGL rendering [no]
 +  --enable-openssl         enable openssl, needed for https support
 +                           if gnutls is not used [no]
 +  --disable-schannel       disable SChannel SSP, needed for TLS support on
 +                           Windows if openssl and gnutls are not used [autodetect]
 +  --disable-sdl            disable sdl [autodetect]
 +  --disable-securetransport disable Secure Transport, needed for TLS support
 +                           on OSX if openssl and gnutls are not used [autodetect]
 +  --disable-videotoolbox   disable VideoToolbox code [autodetect]
    --enable-x11grab         enable X11 grabbing (legacy) [no]
 -  --enable-zlib            enable zlib [autodetect]
 +  --disable-xlib           disable xlib [autodetect]
 +  --disable-zlib           disable zlib [autodetect]
  
  Toolchain options:
    --arch=ARCH              select architecture [$arch]
    --cpu=CPU                select the minimum required CPU (affects
                             instruction selection, may crash on older CPUs)
    --cross-prefix=PREFIX    use PREFIX for compilation tools [$cross_prefix]
 +  --progs-suffix=SUFFIX    program name suffix []
    --enable-cross-compile   assume a cross-compiler is used
    --sysroot=PATH           root of cross-build tree
    --sysinclude=PATH        location of cross-build system headers
    --target-exec=CMD        command to run executables on target
    --target-path=DIR        path to view of build directory on target
    --target-samples=DIR     path to samples directory on target
 +  --tempprefix=PATH        force fixed dir/prefix instead of mktemp for checks
    --toolchain=NAME         set tool defaults according to NAME
 -  --nm=NM                  use nm tool
 +  --nm=NM                  use nm tool NM [$nm_default]
    --ar=AR                  use archive tool AR [$ar_default]
    --as=AS                  use assembler AS [$as_default]
 +  --ln_s=LN_S              use symbolic link tool LN_S [$ln_s_default]
 +  --strip=STRIP            use strip tool STRIP [$strip_default]
 +  --windres=WINDRES        use windows resource compiler WINDRES [$windres_default]
 +  --yasmexe=EXE            use yasm-compatible assembler EXE [$yasmexe_default]
    --cc=CC                  use C compiler CC [$cc_default]
 +  --cxx=CXX                use C compiler CXX [$cxx_default]
    --objcc=OCC              use ObjC compiler OCC [$cc_default]
    --dep-cc=DEPCC           use dependency generator DEPCC [$cc_default]
 -  --ld=LD                  use linker LD
 +  --ld=LD                  use linker LD [$ld_default]
    --pkg-config=PKGCONFIG   use pkg-config tool PKGCONFIG [$pkg_config_default]
    --pkg-config-flags=FLAGS pass additional flags to pkgconf []
 +  --ranlib=RANLIB          use ranlib RANLIB [$ranlib_default]
 +  --doxygen=DOXYGEN        use DOXYGEN to generate API doc [$doxygen_default]
    --host-cc=HOSTCC         use host C compiler HOSTCC
    --host-cflags=HCFLAGS    use HCFLAGS when compiling for host
    --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
    --host-libs=HLIBS        use libs HLIBS when linking for host
    --host-os=OS             compiler host OS [$target_os]
    --extra-cflags=ECFLAGS   add ECFLAGS to CFLAGS [$CFLAGS]
 +  --extra-cxxflags=ECFLAGS add ECFLAGS to CXXFLAGS [$CXXFLAGS]
    --extra-objcflags=FLAGS  add FLAGS to OBJCFLAGS [$CFLAGS]
    --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
    --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
 +  --extra-ldlibflags=ELDFLAGS add ELDFLAGS to LDLIBFLAGS [$LDLIBFLAGS]
    --extra-libs=ELIBS       add ELIBS [$ELIBS]
    --extra-version=STRING   version string suffix []
    --optflags=OPTFLAGS      override optimization-related compiler flags
@@@ -365,7 -284,7 +365,7 @@@ Advanced options (experts only)
                             disable buffer boundary checking in bitreaders
                             (faster, but may crash)
    --enable-memalign-hack   emulate memalign, interferes with memory debuggers
 -  --enable-sram            allow use of on-chip SRAM
 +  --sws-max-filter-size=N  the max filter size swscale uses [$sws_max_filter_size_default]
  
  Optimization options (experts only):
    --disable-asm            disable all assembly optimizations
    --disable-fma3           disable FMA3 optimizations
    --disable-fma4           disable FMA4 optimizations
    --disable-avx2           disable AVX2 optimizations
 +  --disable-aesni          disable AESNI optimizations
    --disable-armv5te        disable armv5te optimizations
    --disable-armv6          disable armv6 optimizations
    --disable-armv6t2        disable armv6t2 optimizations
    --disable-neon           disable NEON optimizations
    --disable-inline-asm     disable use of inline assembly
    --disable-yasm           disable use of nasm/yasm assembly
 -
 -Developer options (useful when working on Libav itself):
 +  --disable-mipsdsp        disable MIPS DSP ASE R1 optimizations
 +  --disable-mipsdspr2      disable MIPS DSP ASE R2 optimizations
 +  --disable-msa            disable MSA optimizations
 +  --disable-mipsfpu        disable floating point MIPS optimizations
 +  --disable-mmi            disable Loongson SIMD optimizations
 +  --disable-fast-unaligned consider unaligned accesses slow
 +
 +Developer options (useful when working on FFmpeg itself):
    --disable-debug          disable debugging symbols
    --enable-debug=LEVEL     set the debug level [$debuglevel]
    --disable-optimizations  disable compiler optimizations
    --enable-extra-warnings  enable more compiler warnings
 +  --disable-stripping      disable stripping of executables and shared libraries
 +  --assert-level=level     0(default), 1 or 2, amount of assertion testing,
 +                           2 causes a slowdown at runtime.
 +  --enable-memory-poisoning fill heap uninitialized allocated space with arbitrary data
 +  --valgrind=VALGRIND      run "make fate" tests through valgrind to detect memory
 +                           leaks and errors, using the specified valgrind binary.
 +                           Cannot be combined with --target-exec
 +  --enable-ftrapv          Trap arithmetic overflows
    --samples=PATH           location of test samples for FATE, if not set use
 -                           \$LIBAV_SAMPLES at make invocation time.
 +                           \$FATE_SAMPLES at make invocation time.
    --enable-neon-clobber-test check NEON registers for clobbering (should be
                             used only for debugging purposes)
    --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
@@@ -438,18 -342,6 +438,18 @@@ EO
  }
  
  quotes='""'
 +if test -t 1 && which tput >/dev/null 2>&1; then
 +    ncolors=$(tput colors)
 +    if test -n "$ncolors" && test $ncolors -ge 8; then
 +        bold_color=$(tput bold)
 +        warn_color=$(tput setaf 3)
 +        error_color=$(tput setaf 1)
 +        reset_color=$(tput sgr0)
 +    fi
 +    # 72 used instead of 80 since that's the default of pr
 +    ncols=$(tput cols)
 +fi
 +: ${ncols:=72}
  
  log(){
      echo "$@" >> $logfile
  
  log_file(){
      log BEGIN $1
 -    i=1
 -    while read line; do
 -        printf '%5s   %s\n' "${i}" "${line}"
 -        i=$(($i+1))
 -    done < $1 >> $logfile
 +    pr -n -t $1 >> $logfile
      log END $1
  }
  
 -echolog(){
 -    log "$@"
 -    echo "$@"
 -}
 -
  warn(){
      log "WARNING: $*"
      WARNINGS="${WARNINGS}WARNING: $*\n"
  }
  
  die(){
 -    echolog "$@"
 +    log "$@"
 +    echo "$error_color$bold_color$@$reset_color"
      cat <<EOF
  
  If you think configure made a mistake, make sure you are using the latest
  version from Git.  If the latest version fails, report the problem to the
 -libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
 +ffmpeg-user@ffmpeg.org mailing list or IRC #ffmpeg on irc.freenode.net.
  EOF
      if disabled logging; then
          cat <<EOF
@@@ -483,7 -383,7 +483,7 @@@ EO
      else
          cat <<EOF
  Include the log file "$logfile" produced by configure as this will help
 -solving the problem.
 +solve the problem.
  EOF
      fi
      exit 1
@@@ -509,7 -409,7 +509,7 @@@ sh_quote()
  }
  
  cleanws(){
 -    echo "$@" | sed 's/^ *//;s/  */ /g;s/ *$//'
 +    echo "$@" | sed 's/^ *//;s/[[:space:]][[:space:]]*/ /g;s/ *$//'
  }
  
  filter(){
@@@ -646,12 -546,12 +646,12 @@@ enable_deep_weak()
  }
  
  enabled(){
 -    test "${1#!}" = "$1" && op== || op=!=
 +    test "${1#!}" = "$1" && op='=' || op=!=
      eval test "x\$${1#!}" $op "xyes"
  }
  
  disabled(){
 -    test "${1#!}" = "$1" && op== || op=!=
 +    test "${1#!}" = "$1" && op='=' || op=!=
      eval test "x\$${1#!}" $op "xno"
  }
  
@@@ -761,12 -661,6 +761,12 @@@ print_config()
                  } else if (file ~ /\\.mak\$/) {
                      n = -v ? \"\" : \"!\";
                      printf(\"%s%s=yes\\n\", n, c) >>file;
 +                } else if (file ~ /\\.texi\$/) {
 +                    pre = -v ? \"\" : \"@c \";
 +                    yesno = \$2;
 +                    c2 = tolower(c);
 +                    gsub(/_/, \"-\", c2);
 +                    printf(\"%s@set %s %s\\n\", pre, c2, yesno) >>file;
                  }
              }
          }"
@@@ -809,10 -703,6 +809,10 @@@ add_cflags()
      append CFLAGS $($cflags_filter "$@")
  }
  
 +add_cxxflags(){
 +    append CXXFLAGS $($cflags_filter "$@")
 +}
 +
  add_asflags(){
      append ASFLAGS $($asflags_filter "$@")
  }
@@@ -829,12 -719,8 +829,12 @@@ add_ldexeflags()
      append LDEXEFLAGS $($ldflags_filter "$@")
  }
  
 +add_ldlibflags(){
 +    append LDLIBFLAGS $($ldflags_filter "$@")
 +}
 +
  add_stripflags(){
 -    append STRIPFLAGS "$@"
 +    append ASMSTRIPFLAGS "$@"
  }
  
  add_extralibs(){
@@@ -864,11 -750,6 +864,11 @@@ check_cmd()
      "$@" >> $logfile 2>&1
  }
  
 +check_stat(){
 +    log check_stat "$@"
 +    stat "$1" >> $logfile 2>&1
 +}
 +
  cc_o(){
      eval printf '%s\\n' $CC_O
  }
@@@ -884,18 -765,11 +884,18 @@@ check_cc()
      check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
  }
  
 +check_cxx(){
 +    log check_cxx "$@"
 +    cat > $TMPCPP
 +    log_file $TMPCPP
 +    check_cmd $cxx $CPPFLAGS $CFLAGS $CXXFLAGS "$@" $CXX_C -o $TMPO $TMPCPP
 +}
 +
  check_objcc(){
      log check_objcc "$@"
 -    cat > $TMPC
 -    log_file $TMPC
 -    check_cmd $objcc $CPPFLAGS $CFLAGS $OBJCFLAGS "$@" $OBJCC_C $(cc_o $TMPO) $TMPC
 +    cat > $TMPM
 +    log_file $TMPM
 +    check_cmd $objcc -Werror=missing-prototypes $CPPFLAGS $CFLAGS $OBJCFLAGS "$@" $OBJCC_C $(cc_o $TMPO) $TMPM
  }
  
  check_cpp(){
@@@ -927,25 -801,6 +927,25 @@@ void foo(void){ __asm__ volatile($code)
  EOF
  }
  
 +check_inline_asm_flags(){
 +    log check_inline_asm_flags "$@"
 +    name="$1"
 +    code="$2"
 +    flags=''
 +    shift 2
 +    while [ "$1" != "" ]; do
 +      append flags $1
 +      shift
 +    done;
 +    disable $name
 +    cat > $TMPC <<EOF
 +void foo(void){ __asm__ volatile($code); }
 +EOF
 +    log_file $TMPC
 +    check_cmd $cc $CPPFLAGS $CFLAGS $flags "$@" $CC_C $(cc_o $TMPO) $TMPC &&
 +    enable $name && add_cflags $flags && add_asflags $flags && add_ldflags $flags
 +}
 +
  check_insn(){
      log check_insn "$@"
      check_inline_asm ${1}_inline "\"$2\""
@@@ -957,7 -812,7 +957,7 @@@ check_yasm()
      echo "$1" > $TMPS
      log_file $TMPS
      shift 1
 -    check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
 +    check_cmd $yasmexe $YASMFLAGS -Werror "$@" -o $TMPO $TMPS
  }
  
  ld_o(){
  
  check_ld(){
      log check_ld "$@"
 -    flags=$(filter_out '-l*' "$@")
 -    libs=$(filter '-l*' "$@")
 -    check_cc $($cflags_filter $flags) || return
 +    type=$1
 +    shift 1
 +    flags=$(filter_out '-l*|*.so' $@)
 +    libs=$(filter '-l*|*.so' $@)
 +    check_$type $($cflags_filter $flags) || return
      flags=$($ldflags_filter $flags)
      libs=$($ldflags_filter $libs)
      check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
@@@ -1017,14 -870,6 +1017,14 @@@ check_cflags()
      test_cflags "$@" && add_cflags "$@"
  }
  
 +check_cxxflags(){
 +    log check_cxxflags "$@"
 +    set -- $($cflags_filter "$@")
 +    check_cxx "$@" <<EOF && append CXXFLAGS "$@"
 +int x;
 +EOF
 +}
 +
  test_objcflags(){
      log test_cflags "$@"
      set -- $($cflags_filter "$@")
@@@ -1040,7 -885,7 +1040,7 @@@ check_objcflags()
  
  test_ldflags(){
      log test_ldflags "$@"
 -    check_ld "$@" <<EOF
 +    check_ld "cc" "$@" <<EOF
  int main(void){ return 0; }
  EOF
  }
@@@ -1056,7 -901,7 +1056,7 @@@ test_stripflags()
      check_cc <<EOF
  int main(void) { return 0; }
  EOF
 -    check_cmd $strip $STRIPFLAGS "$@" $TMPO
 +    check_cmd $strip $ASMSTRIPFLAGS "$@" $TMPO
  }
  
  check_stripflags(){
@@@ -1075,44 -920,17 +1075,44 @@@ int x
  EOF
  }
  
 +check_header_objcc(){
 +    log check_header_objcc "$@"
 +    rm -f -- "$TMPO"
 +    header=$1
 +    shift
 +    disable_safe $header
 +    {
 +       echo "#include <$header>"
 +       echo "int main(void) { return 0; }"
 +    } | check_objcc && check_stat "$TMPO" && enable_safe $headers
 +}
 +
  check_func(){
      log check_func "$@"
      func=$1
      shift
      disable $func
 -    check_ld "$@" <<EOF && enable $func
 +    check_ld "cc" "$@" <<EOF && enable $func
  extern int $func();
  int main(void){ $func(); }
  EOF
  }
  
 +check_complexfunc(){
 +    log check_complexfunc "$@"
 +    func=$1
 +    narg=$2
 +    shift 2
 +    test $narg = 2 && args="f, g" || args="f * I"
 +    disable $func
 +    check_ld "cc" "$@" <<EOF && enable $func
 +#include <complex.h>
 +#include <math.h>
 +float foo(complex float f, complex float g) { return $func($args); }
 +int main(void){ return (int) foo; }
 +EOF
 +}
 +
  check_mathfunc(){
      log check_mathfunc "$@"
      func=$1
      shift 2
      test $narg = 2 && args="f, g" || args="f"
      disable $func
 -    check_ld "$@" <<EOF && enable $func
 +    check_ld "cc" "$@" <<EOF && enable $func
  #include <math.h>
  float foo(float f, float g) { return $func($args); }
 -int main(void){ return 0; }
 +int main(void){ return (int) foo; }
  EOF
  }
  
@@@ -1140,26 -958,7 +1140,26 @@@ check_func_headers()
              echo "long check_$func(void) { return (long) $func; }"
          done
          echo "int main(void) { return 0; }"
 -    } | check_ld "$@" && enable $funcs && enable_safe $headers
 +    } | check_ld "cc" "$@" && enable $funcs && enable_safe $headers
 +}
 +
 +check_class_headers_cpp(){
 +    log check_class_headers_cpp "$@"
 +    headers=$1
 +    classes=$2
 +    shift 2
 +    {
 +        for hdr in $headers; do
 +            echo "#include <$hdr>"
 +        done
 +        echo "int main(void) { "
 +        i=1
 +        for class in $classes; do
 +            echo "$class obj$i;"
 +            i=$(expr $i + 1)
 +        done
 +        echo "return 0; }"
 +    } | check_ld "cxx" "$@" && enable $funcs && enable_safe $headers
  }
  
  check_cpp_condition(){
@@@ -1191,22 -990,13 +1191,22 @@@ check_lib2()
      check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
  }
  
 +check_lib_cpp(){
 +    log check_lib_cpp "$@"
 +    headers="$1"
 +    classes="$2"
 +    shift 2
 +    check_class_headers_cpp "$headers" "$classes" "$@" && add_extralibs "$@"
 +}
 +
  check_pkg_config(){
      log check_pkg_config "$@"
 -    pkg="$1"
 +    pkgandversion="$1"
 +    pkg="${1%% *}"
      headers="$2"
      funcs="$3"
      shift 3
 -    check_cmd $pkg_config --exists --print-errors $pkg || return
 +    check_cmd $pkg_config --exists --print-errors $pkgandversion || return
      pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
      pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
      check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
  }
  
  check_exec(){
 -    check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
 +    check_ld "cc" "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
  }
  
  check_exec_crash(){
@@@ -1275,7 -1065,7 +1275,7 @@@ check_builtin()
      builtin=$3
      shift 3
      disable "$name"
 -    check_code ld "$headers" "$builtin" "$@" && enable "$name"
 +    check_code ld "$headers" "$builtin" "cc" "$@" && enable "$name"
  }
  
  check_compile_assert(){
@@@ -1304,41 -1094,9 +1304,41 @@@ require2()
      check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
  }
  
 -require_pkg_config(){
 +require_cpp(){
 +    name="$1"
 +    headers="$2"
 +    classes="$3"
 +    shift 3
 +    check_lib_cpp "$headers" "$classes" "$@" || die "ERROR: $name not found"
 +}
 +
 +use_pkg_config(){
      pkg="$1"
 -    check_pkg_config "$@" || die "ERROR: $pkg not found"
 +    check_pkg_config "$@" || return 1
 +    add_cflags    $(get_safe "${pkg}_cflags")
 +    add_extralibs $(get_safe "${pkg}_libs")
 +}
 +
 +require_pkg_config(){
 +    use_pkg_config "$@" || die "ERROR: $pkg not found using pkg-config$pkg_config_fail_message"
 +}
 +
 +require_libfreetype(){
 +    log require_libfreetype "$@"
 +    pkg="freetype2"
 +    check_cmd $pkg_config --exists --print-errors $pkg \
 +      || die "ERROR: $pkg not found"
 +    pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg)
 +    pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
 +    {
 +        echo "#include <ft2build.h>"
 +        echo "#include FT_FREETYPE_H"
 +        echo "long check_func(void) { return (long) FT_Init_FreeType; }"
 +        echo "int main(void) { return 0; }"
 +    } | check_ld "cc" $pkg_cflags $pkg_libs \
 +      && set_safe "${pkg}_cflags" $pkg_cflags \
 +      && set_safe "${pkg}_libs"   $pkg_libs \
 +      || die "ERROR: $pkg not found"
      add_cflags    $(get_safe "${pkg}_cflags")
      add_extralibs $(get_safe "${pkg}_libs")
  }
@@@ -1393,6 -1151,12 +1393,6 @@@ check_host_cpp_condition()
  EOF
  }
  
 -apply(){
 -    file=$1
 -    shift
 -    "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
 -}
 -
  cp_if_changed(){
      cmp -s "$1" "$2" && echo "$2 is unchanged" && return
      mkdir -p "$(dirname $2)"
@@@ -1436,60 -1200,31 +1436,60 @@@ COMPONENT_LIST=
  "
  
  EXAMPLE_LIST="
 -    avcodec_example
 +    avio_reading_example
 +    avio_dir_cmd_example
 +    decoding_encoding_example
 +    demuxing_decoding_example
 +    extract_mvs_example
      filter_audio_example
 +    filtering_audio_example
 +    filtering_video_example
      metadata_example
 -    output_example
 +    muxing_example
      qsvdec_example
 +    remuxing_example
 +    resampling_audio_example
 +    scaling_video_example
      transcode_aac_example
 +    transcoding_example
  "
  
  EXTERNAL_LIBRARY_LIST="
 +    audiotoolbox
      avisynth
      bzlib
 +    chromaprint
 +    crystalhd
 +    decklink
      frei0r
 +    gcrypt
 +    gmp
      gnutls
 +    iconv
 +    jni
 +    ladspa
 +    libass
 +    libbluray
      libbs2b
 +    libcaca
      libcdio
 +    libcelt
      libdc1394
 -    libdcadec
 +    libebur128
      libfaac
      libfdk_aac
 +    libflite
      libfontconfig
      libfreetype
 +    libfribidi
 +    libgme
      libgsm
 +    libiec61883
      libilbc
      libkvazaar
 +    libmodplug
      libmp3lame
 +    libnut
      libnpp
      libopencore_amrnb
      libopencore_amrwb
      libopus
      libpulse
      librtmp
 +    librubberband
      libschroedinger
 +    libshine
 +    libsmbclient
      libsnappy
 +    libsoxr
      libspeex
 +    libssh
 +    libtesseract
      libtheora
      libtwolame
 -    libvo_aacenc
 +    libutvideo
 +    libv4l2
 +    libvidstab
      libvo_amrwbenc
      libvorbis
      libvpx
      libxavs
      libxcb
      libxcb_shm
 +    libxcb_shape
      libxcb_xfixes
      libxvid
 +    libzimg
 +    libzmq
 +    libzvbi
 +    lzma
 +    mediacodec
 +    netcdf
 +    openal
 +    opencl
 +    opengl
      openssl
 +    schannel
 +    sdl
 +    securetransport
 +    videotoolbox
      x11grab
 +    xlib
      zlib
  "
  
 +DOCUMENT_LIST="
 +    doc
 +    htmlpages
 +    manpages
 +    podpages
 +    txtpages
 +"
 +
  FEATURE_LIST="
 +    ftrapv
      gray
      hardcoded_tables
      omx_rpi
      safe_bitstream_reader
      shared
      small
 -    sram
      static
      swscale_alpha
  "
  
  HW_CODECS_LIST="
      cuda
 +    cuvid
      libmfx
      mmal
      nvenc
@@@ -1581,8 -1284,6 +1581,8 @@@ HWACCEL_LIST=
      vaapi
      vda
      vdpau
 +    videotoolbox_hwaccel
 +    xvmc
  "
  
  LIBRARY_LIST="
      avformat
      avresample
      avutil
 +    postproc
 +    swresample
      swscale
  "
  
@@@ -1604,30 -1303,26 +1604,30 @@@ LICENSE_LIST=
  "
  
  PROGRAM_LIST="
 -    avconv
 -    avplay
 -    avprobe
 +    ffplay
 +    ffprobe
 +    ffserver
 +    ffmpeg
  "
  
  SUBSYSTEM_LIST="
      dct
 -    doc
 +    dwt
      error_resilience
      faan
 +    fast_unaligned
      fft
      lsp
      lzo
      mdct
 +    pixelutils
      network
      rdft
  "
  
  CONFIG_LIST="
      $COMPONENT_LIST
 +    $DOCUMENT_LIST
      $EXAMPLE_LIST
      $EXTERNAL_LIBRARY_LIST
      $FEATURE_LIST
      $LIBRARY_LIST
      $PROGRAM_LIST
      $SUBSYSTEM_LIST
 +    fontconfig
 +    incompatible_libav_abi
      memalign_hack
 +    memory_poisoning
      neon_clobber_test
      pic
      pod2man
 -    texi2html
 +    raise_major
      thumb
      valgrind_backtrace
      xmm_clobber_test
  
  THREADS_LIST="
      pthreads
 +    os2threads
      w32threads
  "
  
@@@ -1697,29 -1388,9 +1697,29 @@@ ARCH_EXT_LIST_ARM=
      neon
      vfp
      vfpv3
 +    setend
 +"
 +
 +ARCH_EXT_LIST_MIPS="
 +    mipsfpu
 +    mips32r2
 +    mips32r5
 +    mips64r2
 +    mips32r6
 +    mips64r6
 +    mipsdsp
 +    mipsdspr2
 +    msa
 +"
 +
 +ARCH_EXT_LIST_LOONGSON="
 +    loongson2
 +    loongson3
 +    mmi
  "
  
  ARCH_EXT_LIST_X86_SIMD="
 +    aesni
      amd3dnow
      amd3dnowext
      avx
@@@ -1752,12 -1423,22 +1752,12 @@@ ARCH_EXT_LIST_X86=
      i686
  "
  
 -ARCH_EXT_LIST_MIPS="
 -    loongson
 -    mips32r1
 -    mips64r1
 -    mips32r2
 -    mips64r2
 -    mips32r6
 -    mips64r6
 -"
 -
  ARCH_EXT_LIST="
      $ARCH_EXT_LIST_ARM
 -    $ARCH_EXT_LIST_MIPS
      $ARCH_EXT_LIST_PPC
      $ARCH_EXT_LIST_X86
 -    vis
 +    $ARCH_EXT_LIST_MIPS
 +    $ARCH_EXT_LIST_LOONGSON
  "
  
  ARCH_FEATURES="
      fast_cmov
      local_aligned_8
      local_aligned_16
 +    local_aligned_32
      simd_align_16
  "
  
  BUILTIN_LIST="
      atomic_cas_ptr
 +    atomic_compare_exchange
      machine_rw_barrier
      MemoryBarrier
      mm_empty
      rdtsc
 +    sarestart
      sem_timedwait
      sync_val_compare_and_swap
  "
@@@ -1791,14 -1469,13 +1791,14 @@@ HAVE_LIST_CMDLINE=
  HAVE_LIST_PUB="
      bigendian
      fast_unaligned
 +    incompatible_libav_abi
  "
  
  HEADERS_LIST="
 -    AVFoundation_AVFoundation_h
      alsa_asoundlib_h
      altivec_h
      arpa_inet_h
 +    asm_types_h
      cdio_paranoia_h
      cdio_paranoia_paranoia_h
      dispatch_dispatch_h
      dev_video_bktr_ioctl_bt848_h
      dev_video_meteor_ioctl_meteor_h
      direct_h
 +    dirent_h
      dlfcn_h
      d3d11_h
      dxva_h
 +    ES2_gl_h
      gsm_h
      io_h
      mach_mach_time_h
      machine_ioctl_bt848_h
      machine_ioctl_meteor_h
      malloc_h
 +    opencv2_core_core_c_h
 +    openjpeg_2_1_openjpeg_h
 +    openjpeg_2_0_openjpeg_h
 +    openjpeg_1_5_openjpeg_h
 +    OpenGL_gl3_h
      poll_h
      sndio_h
      soundcard_h
      sys_time_h
      sys_un_h
      sys_videoio_h
 +    termios_h
 +    udplite_h
      unistd_h
      valgrind_valgrind_h
      windows_h
@@@ -1847,24 -1515,14 +1847,24 @@@ INTRINSICS_LIST=
      intrinsics_neon
  "
  
 +COMPLEX_FUNCS="
 +    cabs
 +    cexp
 +"
 +
  MATH_FUNCS="
      atanf
      atan2f
 +    cbrt
      cbrtf
 +    copysign
      cosf
 +    erf
      exp2
      exp2f
      expf
 +    hypot
 +    isfinite
      isinf
      isnan
      ldexpf
  "
  
  SYSTEM_FUNCS="
 +    access
      aligned_malloc
 +    arc4random
      clock_gettime
      closesocket
      CommandLineToArgvW
      getrusage
      GetSystemTimeAsFileTime
      gettimeofday
 +    glob
 +    glXGetProcAddress
      gmtime_r
      inet_aton
      isatty
      jack_port_get_latency_range
 -    LoadLibrary
 +    kbhit
      localtime_r
 +    lstat
 +    lzo1x_999_compress
      mach_absolute_time
      MapViewOfFile
      memalign
      mmap
      mprotect
      nanosleep
 +    PeekNamedPipe
      posix_memalign
 +    pthread_cancel
      sched_getaffinity
      SetConsoleTextAttribute
 +    SetConsoleCtrlHandler
      setmode
      setrlimit
      Sleep
      sysconf
      sysctl
      usleep
 +    UTGetOSTypeFromString
      VirtualAlloc
 +    wglGetProcAddress
  "
  
  TOOLCHAIN_FEATURES="
      ebp_available
      ebx_available
      gnu_as
 +    gnu_windres
      ibm_asm
 +    inline_asm_direct_symbol_refs
      inline_asm_labels
 +    inline_asm_nonlocal_labels
      pragma_deprecated
 +    rsync_contimeout
      symver_asm_label
      symver_gnu_asm
      vfp_args
@@@ -1972,14 -1615,11 +1972,14 @@@ TYPES_LIST=
      struct_group_source_req
      struct_ip_mreq_source
      struct_ipv6_mreq
 +    struct_msghdr_msg_flags
      struct_pollfd
      struct_rusage_ru_maxrss
 +    struct_sctp_event_subscribe
      struct_sockaddr_in6
      struct_sockaddr_sa_len
      struct_sockaddr_storage
 +    struct_stat_st_mtim_tv_nsec
      struct_v4l2_frmivalenum_discrete
  "
  
@@@ -1990,7 -1630,6 +1990,7 @@@ HAVE_LIST=
      $ARCH_FEATURES
      $ATOMICS_LIST
      $BUILTIN_LIST
 +    $COMPLEX_FUNCS
      $HAVE_LIST_CMDLINE
      $HAVE_LIST_PUB
      $HEADERS_LIST
      atomics_native
      dos_paths
      dxva2_lib
 +    dxva2api_cobj
      libc_msvcrt
      libdc1394_1
      libdc1394_2
 +    makeinfo
 +    makeinfo_html
+     MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS
 +    perl
 +    pod2man
      sdl
      section_data_rel_ro
 +    texi2html
      threads
      vaapi_drm
      vaapi_x11
      vdpau_x11
 +    winrt
      xlib
  "
  
@@@ -2033,14 -1666,14 +2034,14 @@@ CONFIG_EXTRA=
      cabac
      dirac_parse
      dvprofile
 +    exif
      faandct
      faanidct
      fdctdsp
      flacdsp
      fmtconvert
 +    frame_thread_encoder
      g722dsp
 -    gcrypt
 -    gmp
      golomb
      gplv3
      h263dsp
      iso_media
      ividsp
      jpegtables
 -    libx262
      lgplv3
 +    libx262
 +    llauddsp
 +    llviddsp
      lpc
      lzf
      me_cmp
      vp3dsp
      vp56dsp
      vp8dsp
 +    vt_bt2020
      wma_freqs
      wmv2dsp
  "
@@@ -2114,7 -1744,6 +2115,7 @@@ CMDLINE_SELECT=
      lto
      optimizations
      rpath
 +    stripping
  "
  
  PATHS_LIST="
      incdir
      libdir
      mandir
 +    pkgconfigdir
      prefix
      shlibdir
 +    install_name_dir
  "
  
  CMDLINE_SET="
      ar
      arch
      as
 +    assert_level
      build_suffix
      cc
      objcc
      cpu
      cross_prefix
      custom_allocator
 +    cxx
      dep_cc
 +    doxygen
      env
      extra_version
 +    gas
      host_cc
      host_cflags
      host_ld
      host_ldflags
      host_libs
      host_os
 +    install
      ld
 +    ln_s
      logfile
      malloc_prefix
      nm
      optflags
      pkg_config
      pkg_config_flags
 +    progs_suffix
      random_seed
 +    ranlib
      samples
 +    strip
 +    sws_max_filter_size
      sysinclude
      sysroot
      target_exec
      target_os
      target_path
      target_samples
 +    tempprefix
      toolchain
 +    valgrind
 +    yasmexe
  "
  
  CMDLINE_APPEND="
      extra_cflags
 +    extra_cxxflags
      extra_objcflags
      host_cppflags
  "
@@@ -2200,24 -1813,10 +2201,24 @@@ neon_deps_any="aarch64 arm
  intrinsics_neon_deps="neon"
  vfp_deps_any="aarch64 arm"
  vfpv3_deps="vfp"
 +setend_deps="arm"
  
  map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
  
 +mipsfpu_deps="mips"
 +mipsdsp_deps="mips"
 +mipsdspr2_deps="mips"
 +mips32r2_deps="mips"
 +mips32r5_deps="mips"
 +mips32r6_deps="mips"
 +mips64r2_deps="mips"
 +mips64r6_deps="mips"
 +msa_deps="mipsfpu"
 +mmi_deps="mips"
 +
  altivec_deps="ppc"
 +dcbzl_deps="ppc"
 +ldbrx_deps="ppc"
  ppc4xx_deps="ppc"
  vsx_deps="altivec"
  power8_deps="vsx"
@@@ -2237,7 -1836,6 +2238,7 @@@ sse3_deps="sse2
  ssse3_deps="sse3"
  sse4_deps="ssse3"
  sse42_deps="sse4"
 +aesni_deps="sse42"
  avx_deps="sse42"
  xop_deps="avx"
  fma3_deps="avx"
@@@ -2266,7 -1864,7 +2267,7 @@@ symver_if_any="symver_asm_label symver_
  valgrind_backtrace_deps="!optimizations valgrind_valgrind_h"
  
  # threading support
 -atomics_gcc_if="sync_val_compare_and_swap"
 +atomics_gcc_if_any="sync_val_compare_and_swap atomic_compare_exchange"
  atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
  atomics_win32_if="MemoryBarrier"
  atomics_native_if_any="$ATOMICS_LIST"
@@@ -2280,25 -1878,22 +2281,25 @@@ error_resilience_select="me_cmp
  faandct_deps="faan fdctdsp"
  faanidct_deps="faan idctdsp"
  h264dsp_select="startcode"
 +frame_thread_encoder_deps="encoders threads"
  intrax8_select="blockdsp idctdsp"
  mdct_select="fft"
 -rdft_select="fft"
  me_cmp_select="fdctdsp idctdsp pixblockdsp"
  mpeg_er_select="error_resilience"
  mpegaudio_select="mpegaudiodsp"
  mpegaudiodsp_select="dct"
 -mpegvideo_select="blockdsp hpeldsp idctdsp me_cmp mpeg_er videodsp"
 +mpegvideo_select="blockdsp h264chroma hpeldsp idctdsp me_cmp mpeg_er videodsp"
  mpegvideoenc_select="me_cmp mpegvideo pixblockdsp qpeldsp"
  vc1dsp_select="h264chroma qpeldsp startcode"
 +rdft_select="fft"
  
  # decoders / encoders
  aac_decoder_select="imdct15 mdct sinewin"
 -aac_encoder_select="audio_frame_queue iirfilter mdct sinewin"
 +aac_fixed_decoder_select="mdct sinewin"
 +aac_encoder_select="audio_frame_queue iirfilter lpc mdct sinewin"
  aac_latm_decoder_select="aac_decoder aac_latm_parser"
  ac3_decoder_select="ac3_parser ac3dsp bswapdsp fmtconvert mdct"
 +ac3_fixed_decoder_select="ac3_parser ac3dsp bswapdsp mdct"
  ac3_encoder_select="ac3dsp audiodsp mdct me_cmp"
  ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp"
  adpcm_g722_decoder_select="g722dsp"
@@@ -2308,11 -1903,8 +2309,11 @@@ alac_encoder_select="lpc
  als_decoder_select="bswapdsp"
  amrnb_decoder_select="lsp"
  amrwb_decoder_select="lsp"
 -amv_decoder_select="sp5x_decoder"
 -ape_decoder_select="bswapdsp"
 +amv_decoder_select="sp5x_decoder exif"
 +amv_encoder_select="aandcttables jpegtables mpegvideoenc"
 +ape_decoder_select="bswapdsp llauddsp"
 +apng_decoder_select="zlib"
 +apng_encoder_select="huffyuvencdsp zlib"
  asv1_decoder_select="blockdsp bswapdsp idctdsp"
  asv1_encoder_select="bswapdsp fdctdsp pixblockdsp"
  asv2_decoder_select="blockdsp bswapdsp idctdsp"
@@@ -2320,7 -1912,6 +2321,7 @@@ asv2_encoder_select="bswapdsp fdctdsp p
  atrac1_decoder_select="mdct sinewin"
  atrac3_decoder_select="mdct"
  atrac3p_decoder_select="mdct sinewin"
 +avrn_decoder_select="exif jpegtables"
  bink_decoder_select="blockdsp hpeldsp"
  binkaudio_dct_decoder_select="mdct rdft dct sinewin wma_freqs"
  binkaudio_rdft_decoder_select="mdct rdft sinewin wma_freqs"
@@@ -2330,21 -1921,20 +2331,21 @@@ comfortnoise_encoder_select="lpc
  cook_decoder_select="audiodsp mdct sinewin"
  cscd_decoder_select="lzo"
  cscd_decoder_suggest="zlib"
 -dca_decoder_select="fmtconvert mdct"
 +dca_decoder_select="mdct"
  dds_decoder_select="texturedsp"
 +dirac_decoder_select="dirac_parse dwt golomb videodsp mpegvideoenc"
  dnxhd_decoder_select="blockdsp idctdsp"
  dnxhd_encoder_select="aandcttables blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
  dvvideo_decoder_select="dvprofile idctdsp"
  dvvideo_encoder_select="dvprofile fdctdsp me_cmp pixblockdsp"
 -dxa_decoder_deps="zlib"
 +dxa_decoder_select="zlib"
  dxv_decoder_select="lzf texturedsp"
  eac3_decoder_select="ac3_decoder"
  eac3_encoder_select="ac3_encoder"
  eamad_decoder_select="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
 -eatgq_decoder_select="aandcttables idctdsp"
 +eatgq_decoder_select="aandcttables"
  eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp"
 -exr_decoder_deps="zlib"
 +exr_decoder_select="zlib"
  ffv1_decoder_select="golomb rangecoder"
  ffv1_encoder_select="rangecoder"
  ffvhuff_decoder_select="huffyuv_decoder"
@@@ -2352,22 -1942,20 +2353,22 @@@ ffvhuff_encoder_select="huffyuv_encoder
  fic_decoder_select="golomb"
  flac_decoder_select="flacdsp golomb"
  flac_encoder_select="bswapdsp flacdsp golomb lpc"
 -flashsv_decoder_deps="zlib"
 -flashsv_encoder_deps="zlib"
 -flashsv2_decoder_deps="zlib"
 +flashsv2_decoder_select="zlib"
 +flashsv2_encoder_select="zlib"
 +flashsv_decoder_select="zlib"
 +flashsv_encoder_select="zlib"
  flv_decoder_select="h263_decoder"
  flv_encoder_select="h263_encoder"
  fourxm_decoder_select="blockdsp bswapdsp"
  fraps_decoder_select="bswapdsp huffman"
 -g2m_decoder_deps="zlib"
 -g2m_decoder_select="blockdsp idctdsp jpegtables"
 -h261_decoder_select="mpeg_er mpegvideo"
 +g2m_decoder_select="blockdsp idctdsp jpegtables zlib"
 +g729_decoder_select="audiodsp"
 +h261_decoder_select="mpegvideo"
  h261_encoder_select="aandcttables mpegvideoenc"
 -h263_decoder_select="error_resilience h263_parser h263dsp mpeg_er mpegvideo qpeldsp"
 +h263_decoder_select="h263_parser h263dsp mpegvideo qpeldsp"
  h263_encoder_select="aandcttables h263dsp mpegvideoenc"
  h263i_decoder_select="h263_decoder"
 +h263p_decoder_select="h263_decoder"
  h263p_encoder_select="h263_encoder"
  h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel videodsp"
  h264_decoder_suggest="error_resilience"
@@@ -2375,8 -1963,8 +2376,8 @@@ hap_decoder_select="snappy texturedsp
  hap_encoder_deps="libsnappy"
  hap_encoder_select="texturedspenc"
  hevc_decoder_select="bswapdsp cabac golomb videodsp"
 -huffyuv_decoder_select="bswapdsp huffyuvdsp"
 -huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp"
 +huffyuv_decoder_select="bswapdsp huffyuvdsp llviddsp"
 +huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp llviddsp"
  iac_decoder_select="imc_decoder"
  imc_decoder_select="bswapdsp fft mdct sinewin"
  indeo3_decoder_select="hpeldsp"
@@@ -2389,11 -1977,10 +2390,11 @@@ jv_decoder_select="blockdsp
  lagarith_decoder_select="huffyuvdsp"
  ljpeg_encoder_select="aandcttables idctdsp jpegtables"
  loco_decoder_select="golomb"
 +magicyuv_decoder_select="huffyuvdsp"
  mdec_decoder_select="blockdsp idctdsp mpegvideo"
  metasound_decoder_select="lsp mdct sinewin"
  mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
 -mjpeg_decoder_select="blockdsp hpeldsp idctdsp jpegtables"
 +mjpeg_decoder_select="blockdsp hpeldsp exif idctdsp jpegtables"
  mjpeg_encoder_select="aandcttables jpegtables mpegvideoenc"
  mjpegb_decoder_select="mjpeg_decoder"
  mjpeg_vaapi_encoder_deps="VAEncPictureParameterBufferJPEG"
@@@ -2414,11 -2001,10 +2415,11 @@@ mpc7_decoder_select="bswapdsp mpegaudio
  mpc8_decoder_select="mpegaudiodsp"
  mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
  mpeg_xvmc_decoder_select="mpeg2video_decoder"
 -mpeg1video_decoder_select="error_resilience mpeg_er mpegvideo"
 -mpeg1video_encoder_select="aandcttables mpegvideoenc"
 -mpeg2video_decoder_select="error_resilience mpeg_er mpegvideo"
 -mpeg2video_encoder_select="aandcttables mpegvideoenc"
 +mpegvideo_decoder_select="mpegvideo"
 +mpeg1video_decoder_select="mpegvideo"
 +mpeg1video_encoder_select="aandcttables mpegvideoenc h263dsp"
 +mpeg2video_decoder_select="mpegvideo"
 +mpeg2video_encoder_select="aandcttables mpegvideoenc h263dsp"
  mpeg4_decoder_select="h263_decoder mpeg4video_parser"
  mpeg4_encoder_select="h263_encoder"
  msa1_decoder_select="mss34dsp"
@@@ -2427,64 -2013,56 +2428,64 @@@ msmpeg4v2_decoder_select="h263_decoder
  msmpeg4v2_encoder_select="h263_encoder"
  msmpeg4v3_decoder_select="h263_decoder"
  msmpeg4v3_encoder_select="h263_encoder"
 -mss2_decoder_select="error_resilience mpeg_er mpegvideo vc1_decoder"
 +mss2_decoder_select="vc1_decoder mpegvideo"
  mts2_decoder_select="mss34dsp"
  mxpeg_decoder_select="mjpeg_decoder"
  nellymoser_decoder_select="mdct sinewin"
  nellymoser_encoder_select="audio_frame_queue mdct sinewin"
  nuv_decoder_select="idctdsp lzo"
  on2avc_decoder_select="mdct"
 -opus_decoder_deps="avresample"
 +opus_decoder_deps="swresample"
  opus_decoder_select="imdct15"
 -png_decoder_deps="zlib"
 -png_encoder_deps="zlib"
 -png_encoder_select="huffyuvencdsp"
 -prores_decoder_select="idctdsp"
 +png_decoder_select="zlib"
 +png_encoder_select="huffyuvencdsp zlib"
 +prores_decoder_select="blockdsp idctdsp"
  prores_encoder_select="fdctdsp"
  qcelp_decoder_select="lsp"
  qdm2_decoder_select="mdct rdft mpegaudiodsp"
 -ra_144_encoder_select="audio_frame_queue lpc"
 +ra_144_decoder_select="audiodsp"
 +ra_144_encoder_select="audio_frame_queue lpc audiodsp"
  ralf_decoder_select="golomb"
 -rscc_decoder_deps="zlib"
 -rv10_decoder_select="error_resilience h263_decoder h263dsp mpeg_er"
 +rawvideo_decoder_select="bswapdsp"
 +rscc_decoder_select="zlib"
 +rtjpeg_decoder_select="me_cmp"
 +rv10_decoder_select="h263_decoder"
  rv10_encoder_select="h263_encoder"
 -rv20_decoder_select="error_resilience h263_decoder h263dsp mpeg_er"
 +rv20_decoder_select="h263_decoder"
  rv20_encoder_select="h263_encoder"
 -rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo rv34dsp videodsp"
 -rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo rv34dsp videodsp"
 -screenpresso_decoder_deps="zlib"
 +rv30_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
 +rv40_decoder_select="golomb h264pred h264qpel mpegvideo rv34dsp"
 +screenpresso_decoder_select="zlib"
  shorten_decoder_select="golomb"
  sipr_decoder_select="lsp"
 +snow_decoder_select="dwt h264qpel hpeldsp me_cmp rangecoder videodsp"
 +snow_encoder_select="aandcttables dwt h264qpel hpeldsp me_cmp mpegvideoenc rangecoder"
 +sonic_decoder_select="golomb rangecoder"
 +sonic_encoder_select="golomb rangecoder"
 +sonic_ls_encoder_select="golomb rangecoder"
  sp5x_decoder_select="mjpeg_decoder"
  svq1_decoder_select="hpeldsp"
  svq1_encoder_select="aandcttables hpeldsp me_cmp mpegvideoenc"
  svq3_decoder_select="golomb h264dsp h264pred hpeldsp tpeldsp videodsp"
  svq3_decoder_suggest="zlib"
  tak_decoder_select="audiodsp"
 -tdsc_decoder_deps="zlib"
 -tdsc_decoder_select="mjpeg_decoder"
 +tdsc_decoder_select="zlib mjpeg_decoder"
  theora_decoder_select="vp3_decoder"
  thp_decoder_select="mjpeg_decoder"
 -tiff_decoder_suggest="zlib"
 +tiff_decoder_suggest="zlib lzma"
  tiff_encoder_suggest="zlib"
 -truehd_decoder_select="mlp_decoder"
 +truehd_decoder_select="mlp_parser"
  truemotion2_decoder_select="bswapdsp"
  truespeech_decoder_select="bswapdsp"
 -tscc_decoder_deps="zlib"
 -txd_decoder_select="texturedsp"
 +tscc_decoder_select="zlib"
  twinvq_decoder_select="mdct lsp sinewin"
 +txd_decoder_select="texturedsp"
  utvideo_decoder_select="bswapdsp"
  utvideo_encoder_select="bswapdsp huffman huffyuvencdsp"
  vble_decoder_select="huffyuvdsp"
 -vc1_decoder_select="blockdsp error_resilience h263_decoder h264qpel intrax8 mpeg_er mpegvideo vc1dsp"
 +vc1_decoder_select="blockdsp h263_decoder h264qpel intrax8 mpegvideo vc1dsp"
 +vc1_qsv_decoder_deps="libmfx"
 +vc1_qsv_decoder_select="qsvdec vc1_qsv_hwaccel"
  vc1image_decoder_select="vc1_decoder"
  vorbis_decoder_select="mdct"
  vorbis_encoder_select="mdct"
@@@ -2495,9 -2073,8 +2496,9 @@@ vp6a_decoder_select="vp6_decoder
  vp6f_decoder_select="vp6_decoder"
  vp7_decoder_select="h264pred videodsp vp8dsp"
  vp8_decoder_select="h264pred videodsp vp8dsp"
 -vp9_decoder_select="videodsp"
 -webp_decoder_select="vp8_decoder"
 +vp9_decoder_select="videodsp vp9_parser"
 +webp_decoder_select="vp8_decoder exif"
 +wmalossless_decoder_select="llauddsp"
  wmapro_decoder_select="mdct sinewin wma_freqs"
  wmav1_decoder_select="mdct sinewin wma_freqs"
  wmav1_encoder_select="mdct sinewin wma_freqs"
@@@ -2510,45 -2087,26 +2511,45 @@@ wmv2_decoder_select="blockdsp error_res
  wmv2_encoder_select="h263_encoder wmv2dsp"
  wmv3_decoder_select="vc1_decoder"
  wmv3image_decoder_select="wmv3_decoder"
 -zerocodec_decoder_deps="zlib"
 -zlib_decoder_deps="zlib"
 -zlib_encoder_deps="zlib"
 -zmbv_decoder_deps="zlib"
 -zmbv_encoder_deps="zlib"
 +xma1_decoder_select="wmapro_decoder"
 +xma2_decoder_select="wmapro_decoder"
 +zerocodec_decoder_select="zlib"
 +zlib_decoder_select="zlib"
 +zlib_encoder_select="zlib"
 +zmbv_decoder_select="zlib"
 +zmbv_encoder_select="zlib"
 +
 +# platform codecs
 +audiotoolbox_deps="AudioToolbox_AudioToolbox_h"
 +audiotoolbox_extralibs="-framework CoreFoundation -framework AudioToolbox -framework CoreMedia"
  
  # hardware accelerators
 -d3d11va_deps="d3d11_h dxva_h ID3D11VideoDecoder"
 +crystalhd_deps="libcrystalhd_libcrystalhd_if_h"
 +cuvid_deps="cuda"
 +d3d11va_deps="d3d11_h dxva_h ID3D11VideoDecoder ID3D11VideoContext"
  dxva2_deps="dxva2api_h DXVA2_ConfigPictureDecode"
  vaapi_deps="va_va_h"
 -vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
 -vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
 +vda_framework_deps="VideoDecodeAcceleration_VDADecoder_h"
 +vda_framework_extralibs="-framework VideoDecodeAcceleration"
 +vda_deps="vda_framework pthreads"
 +vda_extralibs="-framework CoreFoundation -framework QuartzCore"
  vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
 +videotoolbox_hwaccel_deps="videotoolbox pthreads"
 +videotoolbox_hwaccel_extralibs="-framework QuartzCore"
 +xvmc_deps="X11_extensions_XvMClib_h"
  
  h263_vaapi_hwaccel_deps="vaapi"
  h263_vaapi_hwaccel_select="h263_decoder"
 +h263_videotoolbox_hwaccel_deps="videotoolbox"
 +h263_videotoolbox_hwaccel_select="h263_decoder"
 +h264_crystalhd_decoder_select="crystalhd h264_mp4toannexb_bsf h264_parser"
 +h264_cuvid_hwaccel_deps="cuda cuvid CUVIDH264PICPARAMS"
  h264_d3d11va_hwaccel_deps="d3d11va"
  h264_d3d11va_hwaccel_select="h264_decoder"
  h264_dxva2_hwaccel_deps="dxva2"
  h264_dxva2_hwaccel_select="h264_decoder"
 +h264_mediacodec_decoder_deps="mediacodec"
 +h264_mediacodec_decoder_select="h264_mp4toannexb_bsf h264_parser"
  h264_mmal_decoder_deps="mmal"
  h264_mmal_decoder_select="mmal"
  h264_mmal_hwaccel_deps="mmal"
@@@ -2556,41 -2114,21 +2557,41 @@@ h264_omx_encoder_deps="omx
  h264_qsv_hwaccel_deps="libmfx"
  h264_vaapi_hwaccel_deps="vaapi"
  h264_vaapi_hwaccel_select="h264_decoder"
 +h264_vda_decoder_deps="vda"
 +h264_vda_decoder_select="h264_decoder"
  h264_vda_hwaccel_deps="vda"
  h264_vda_hwaccel_select="h264_decoder"
  h264_vda_old_hwaccel_deps="vda"
  h264_vda_old_hwaccel_select="h264_decoder"
 +h264_vdpau_decoder_deps="vdpau"
 +h264_vdpau_decoder_select="h264_decoder"
  h264_vdpau_hwaccel_deps="vdpau"
  h264_vdpau_hwaccel_select="h264_decoder"
 +h264_videotoolbox_hwaccel_deps="videotoolbox"
 +h264_videotoolbox_hwaccel_select="h264_decoder"
 +hevc_cuvid_hwaccel_deps="cuda cuvid CUVIDHEVCPICPARAMS"
  hevc_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
  hevc_d3d11va_hwaccel_select="hevc_decoder"
  hevc_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_HEVC"
  hevc_dxva2_hwaccel_select="hevc_decoder"
  hevc_qsv_hwaccel_deps="libmfx"
 +hevc_vaapi_hwaccel_deps="vaapi VAPictureParameterBufferHEVC"
 +hevc_vaapi_hwaccel_select="hevc_decoder"
  hevc_vdpau_hwaccel_deps="vdpau VdpPictureInfoHEVC"
  hevc_vdpau_hwaccel_select="hevc_decoder"
 +mpeg_vdpau_decoder_deps="vdpau"
 +mpeg_vdpau_decoder_select="mpeg2video_decoder"
 +mpeg_xvmc_hwaccel_deps="xvmc"
 +mpeg_xvmc_hwaccel_select="mpeg2video_decoder"
 +mpeg1_vdpau_decoder_deps="vdpau"
 +mpeg1_vdpau_decoder_select="mpeg1video_decoder"
  mpeg1_vdpau_hwaccel_deps="vdpau"
  mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
 +mpeg1_videotoolbox_hwaccel_deps="videotoolbox"
 +mpeg1_videotoolbox_hwaccel_select="mpeg1video_decoder"
 +mpeg1_xvmc_hwaccel_deps="xvmc"
 +mpeg1_xvmc_hwaccel_select="mpeg1video_decoder"
 +mpeg2_crystalhd_decoder_select="crystalhd"
  mpeg2_d3d11va_hwaccel_deps="d3d11va"
  mpeg2_d3d11va_hwaccel_select="mpeg2video_decoder"
  mpeg2_dxva2_hwaccel_deps="dxva2"
@@@ -2599,31 -2137,15 +2600,31 @@@ mpeg2_mmal_decoder_deps="mmal
  mpeg2_mmal_decoder_select="mmal"
  mpeg2_mmal_hwaccel_deps="mmal"
  mpeg2_qsv_hwaccel_deps="libmfx"
 +mpeg2_qsv_hwaccel_select="qsvdec_mpeg2"
  mpeg2_vaapi_hwaccel_deps="vaapi"
  mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
  mpeg2_vdpau_hwaccel_deps="vdpau"
  mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
 +mpeg2_videotoolbox_hwaccel_deps="videotoolbox"
 +mpeg2_videotoolbox_hwaccel_select="mpeg2video_decoder"
 +mpeg2_xvmc_hwaccel_deps="xvmc"
 +mpeg2_xvmc_hwaccel_select="mpeg2video_decoder"
 +mpeg4_crystalhd_decoder_select="crystalhd"
 +mpeg4_mmal_decoder_deps="mmal"
 +mpeg4_mmal_decoder_select="mmal"
 +mpeg4_mmal_hwaccel_deps="mmal"
  mpeg4_omx_encoder_deps="omx"
  mpeg4_vaapi_hwaccel_deps="vaapi"
  mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
 +mpeg4_vdpau_decoder_deps="vdpau"
 +mpeg4_vdpau_decoder_select="mpeg4_decoder"
  mpeg4_vdpau_hwaccel_deps="vdpau"
  mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
 +mpeg4_videotoolbox_hwaccel_deps="videotoolbox"
 +mpeg4_videotoolbox_hwaccel_select="mpeg4_decoder"
 +msmpeg4_crystalhd_decoder_select="crystalhd"
 +vc1_crystalhd_decoder_select="crystalhd"
 +vc1_cuvid_hwaccel_deps="cuda cuvid CUVIDVC1PICPARAMS"
  vc1_d3d11va_hwaccel_deps="d3d11va"
  vc1_d3d11va_hwaccel_select="vc1_decoder"
  vc1_dxva2_hwaccel_deps="dxva2"
@@@ -2631,30 -2153,18 +2632,30 @@@ vc1_dxva2_hwaccel_select="vc1_decoder
  vc1_mmal_decoder_deps="mmal"
  vc1_mmal_decoder_select="mmal"
  vc1_mmal_hwaccel_deps="mmal"
 +vc1_qsv_hwaccel_deps="libmfx"
 +vc1_qsv_hwaccel_select="qsvdec_vc1"
  vc1_vaapi_hwaccel_deps="vaapi"
  vc1_vaapi_hwaccel_select="vc1_decoder"
 +vc1_vdpau_decoder_deps="vdpau"
 +vc1_vdpau_decoder_select="vc1_decoder"
  vc1_vdpau_hwaccel_deps="vdpau"
  vc1_vdpau_hwaccel_select="vc1_decoder"
 +vp8_cuvid_hwaccel_deps="cuda cuvid CUVIDVP9PICPARAMS"
 +vp9_cuvid_hwaccel_deps="cuda cuvid CUVIDVP9PICPARAMS"
 +vp9_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
 +vp9_d3d11va_hwaccel_select="vp9_decoder"
 +vp9_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_VP9"
 +vp9_dxva2_hwaccel_select="vp9_decoder"
 +vp9_vaapi_hwaccel_deps="vaapi VADecPictureParameterBufferVP9"
 +vp9_vaapi_hwaccel_select="vp9_decoder"
 +wmv3_crystalhd_decoder_select="crystalhd"
  wmv3_d3d11va_hwaccel_select="vc1_d3d11va_hwaccel"
  wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
  wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
 +wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
  wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
  
  # hardware-accelerated codecs
 -nvenc_deps_any="dlopen LoadLibrary"
 -nvenc_extralibs='$ldl'
  omx_deps="dlopen pthreads"
  omx_extralibs='$ldl'
  qsvdec_select="qsv"
@@@ -2664,9 -2174,7 +2665,9 @@@ vaapi_encode_deps="vaapi
  hwupload_cuda_filter_deps="cuda"
  scale_npp_filter_deps="cuda libnpp"
  
 -h264_nvenc_encoder_deps="nvenc"
 +nvenc_encoder_deps="nvenc"
 +h264_cuvid_decoder_deps="cuda cuvid CUVIDH264PICPARAMS"
 +h264_cuvid_decoder_select="h264_mp4toannexb_bsf h264_cuvid_hwaccel"
  h264_qsv_decoder_deps="libmfx"
  h264_qsv_decoder_select="h264_mp4toannexb_bsf h264_parser qsvdec h264_qsv_hwaccel"
  h264_qsv_encoder_deps="libmfx"
@@@ -2674,75 -2182,38 +2675,75 @@@ h264_qsv_encoder_select="qsvenc
  h264_vaapi_encoder_deps="VAEncPictureParameterBufferH264"
  h264_vaapi_encoder_select="vaapi_encode golomb"
  
 -hevc_nvenc_encoder_deps="nvenc"
 +hevc_cuvid_decoder_deps="cuda cuvid CUVIDHEVCPICPARAMS"
 +hevc_cuvid_decoder_select="hevc_mp4toannexb_bsf hevc_cuvid_hwaccel"
  hevc_qsv_decoder_deps="libmfx"
 +hevc_qsv_decoder_select="hevc_mp4toannexb_bsf hevc_parser qsvdec hevc_qsv_hwaccel"
  hevc_qsv_encoder_deps="libmfx"
 -hevc_qsv_decoder_select="hevc_mp4toannexb_bsf hevc_parser hevc_qsv_hwaccel qsvdec"
  hevc_qsv_encoder_select="qsvenc"
  hevc_vaapi_encoder_deps="VAEncPictureParameterBufferHEVC"
  hevc_vaapi_encoder_select="vaapi_encode golomb"
  mpeg2_qsv_decoder_deps="libmfx"
 -mpeg2_qsv_decoder_select="qsvdec mpeg2_qsv_hwaccel mpegvideo_parser"
 +mpeg2_qsv_decoder_select="qsvdec mpeg2_qsv_hwaccel"
  mpeg2_qsv_encoder_deps="libmfx"
  mpeg2_qsv_encoder_select="qsvenc"
 -
  nvenc_h264_encoder_deps="nvenc"
  nvenc_hevc_encoder_deps="nvenc"
  
 +vc1_cuvid_decoder_deps="cuda cuvid CUVIDVC1PICPARAMS"
 +vc1_cuvid_decoder_select="vc1_cuvid_hwaccel"
 +vp8_cuvid_decoder_deps="cuda cuvid CUVIDVP9PICPARAMS"
 +vp8_cuvid_decoder_select="vp8_cuvid_hwaccel"
 +vp9_cuvid_decoder_deps="cuda cuvid CUVIDVP9PICPARAMS"
 +vp9_cuvid_decoder_select="vp9_cuvid_hwaccel"
 +
  # parsers
  h264_parser_select="golomb h264dsp"
  hevc_parser_select="golomb"
  mpegvideo_parser_select="mpegvideo"
 -mpeg4video_parser_select="error_resilience h263dsp mpegvideo qpeldsp"
 +mpeg4video_parser_select="h263dsp mpegvideo qpeldsp"
  vc1_parser_select="vc1dsp"
  
  # bitstream_filters
  mjpeg2jpeg_bsf_select="jpegtables"
  
  # external libraries
 -libdcadec_decoder_deps="libdcadec"
 +aac_at_decoder_deps="audiotoolbox"
 +ac3_at_decoder_deps="audiotoolbox"
 +ac3_at_decoder_select="ac3_parser"
 +adpcm_ima_qt_at_decoder_deps="audiotoolbox"
 +alac_at_decoder_deps="audiotoolbox"
 +amr_nb_at_decoder_deps="audiotoolbox"
 +eac3_at_decoder_deps="audiotoolbox"
 +eac3_at_decoder_select="ac3_parser"
 +gsm_ms_at_decoder_deps="audiotoolbox"
 +ilbc_at_decoder_deps="audiotoolbox"
 +mp1_at_decoder_deps="audiotoolbox"
 +mp2_at_decoder_deps="audiotoolbox"
 +mp3_at_decoder_deps="audiotoolbox"
 +pcm_alaw_at_decoder_deps="audiotoolbox"
 +pcm_mulaw_at_decoder_deps="audiotoolbox"
 +qdmc_at_decoder_deps="audiotoolbox"
 +qdm2_at_decoder_deps="audiotoolbox"
 +aac_at_encoder_deps="audiotoolbox"
 +aac_at_encoder_select="audio_frame_queue"
 +alac_at_encoder_deps="audiotoolbox"
 +alac_at_encoder_select="audio_frame_queue"
 +ilbc_at_encoder_deps="audiotoolbox"
 +ilbc_at_encoder_select="audio_frame_queue"
 +pcm_alaw_at_encoder_deps="audiotoolbox"
 +pcm_alaw_at_encoder_select="audio_frame_queue"
 +pcm_mulaw_at_encoder_deps="audiotoolbox"
 +pcm_mulaw_at_encoder_select="audio_frame_queue"
 +chromaprint_muxer_deps="chromaprint"
 +h264_videotoolbox_encoder_deps="videotoolbox_encoder pthreads"
 +libcelt_decoder_deps="libcelt"
  libfaac_encoder_deps="libfaac"
  libfaac_encoder_select="audio_frame_queue"
  libfdk_aac_decoder_deps="libfdk_aac"
  libfdk_aac_encoder_deps="libfdk_aac"
  libfdk_aac_encoder_select="audio_frame_queue"
 +libgme_demuxer_deps="libgme"
  libgsm_decoder_deps="libgsm"
  libgsm_encoder_deps="libgsm"
  libgsm_ms_decoder_deps="libgsm"
@@@ -2750,7 -2221,6 +2751,7 @@@ libgsm_ms_encoder_deps="libgsm
  libilbc_decoder_deps="libilbc"
  libilbc_encoder_deps="libilbc"
  libkvazaar_encoder_deps="libkvazaar"
 +libmodplug_demuxer_deps="libmodplug"
  libmp3lame_encoder_deps="libmp3lame"
  libmp3lame_encoder_select="audio_frame_queue"
  libopencore_amrnb_decoder_deps="libopencore_amrnb"
@@@ -2765,17 -2235,14 +2766,17 @@@ libopus_encoder_deps="libopus
  libopus_encoder_select="audio_frame_queue"
  libschroedinger_decoder_deps="libschroedinger"
  libschroedinger_encoder_deps="libschroedinger"
 +libshine_encoder_deps="libshine"
 +libshine_encoder_select="audio_frame_queue"
  libspeex_decoder_deps="libspeex"
  libspeex_encoder_deps="libspeex"
  libspeex_encoder_select="audio_frame_queue"
  libtheora_encoder_deps="libtheora"
  libtwolame_encoder_deps="libtwolame"
 -libvo_aacenc_encoder_deps="libvo_aacenc"
 -libvo_aacenc_encoder_select="audio_frame_queue"
 +libutvideo_decoder_deps="libutvideo"
 +libutvideo_encoder_deps="libutvideo"
  libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
 +libvorbis_decoder_deps="libvorbis"
  libvorbis_encoder_deps="libvorbis"
  libvorbis_encoder_select="audio_frame_queue"
  libvpx_vp8_decoder_deps="libvpx"
@@@ -2784,36 -2251,24 +2785,36 @@@ libvpx_vp9_decoder_deps="libvpx
  libvpx_vp9_encoder_deps="libvpx"
  libwavpack_encoder_deps="libwavpack"
  libwebp_encoder_deps="libwebp"
 +libwebp_anim_encoder_deps="libwebp"
  libx262_encoder_deps="libx262"
  libx264_encoder_deps="libx264"
 +libx264rgb_encoder_deps="libx264 x264_csp_bgr"
 +libx264rgb_encoder_select="libx264_encoder"
  libx265_encoder_deps="libx265"
  libxavs_encoder_deps="libxavs"
  libxvid_encoder_deps="libxvid"
 +libzvbi_teletext_decoder_deps="libzvbi"
 +videotoolbox_deps="VideoToolbox_VideoToolbox_h"
 +videotoolbox_extralibs="-framework CoreFoundation -framework VideoToolbox -framework CoreMedia -framework CoreVideo"
 +videotoolbox_encoder_deps="videotoolbox VTCompressionSessionPrepareToEncodeFrames"
 +videotoolbox_encoder_suggest="vda_framework vt_bt2020"
 +vt_bt2020_deps="kCVImageBufferColorPrimaries_ITU_R_2020"
  
  # demuxers / muxers
  ac3_demuxer_select="ac3_parser"
  asf_demuxer_select="riffdec"
 +asf_o_demuxer_select="riffdec"
  asf_muxer_select="riffenc"
  asf_stream_muxer_select="asf_muxer"
 -avi_demuxer_select="iso_media riffdec"
 +avi_demuxer_select="iso_media riffdec exif"
  avi_muxer_select="riffenc"
  avisynth_demuxer_deps="avisynth"
  avisynth_demuxer_select="riffdec"
  caf_demuxer_select="iso_media riffdec"
  dash_muxer_select="mp4_muxer"
  dirac_demuxer_select="dirac_parser"
 +dts_demuxer_select="dca_parser"
 +dtshd_demuxer_select="dca_parser"
  dv_demuxer_select="dvprofile"
  dv_muxer_select="dvprofile"
  dxa_demuxer_select="riffdec"
@@@ -2822,12 -2277,8 +2823,12 @@@ f4v_muxer_select="mov_muxer
  flac_demuxer_select="flac_parser"
  hds_muxer_select="flv_muxer"
  hls_muxer_select="mpegts_muxer"
 +image2_alias_pix_demuxer_select="image2_demuxer"
 +image2_brender_pix_demuxer_select="image2_demuxer"
  ipod_muxer_select="mov_muxer"
  ismv_muxer_select="mov_muxer"
 +libnut_demuxer_deps="libnut"
 +libnut_muxer_deps="libnut"
  matroska_audio_muxer_select="matroska_muxer"
  matroska_demuxer_select="iso_media riffdec"
  matroska_demuxer_suggest="bzlib lzo zlib"
@@@ -2842,7 -2293,6 +2843,7 @@@ mpegts_demuxer_select="iso_media
  mpegts_muxer_select="adts_muxer latm_muxer"
  mpegtsraw_demuxer_select="mpegts_demuxer"
  mxf_d10_muxer_select="mxf_muxer"
 +mxf_opatom_muxer_select="mxf_muxer"
  nut_muxer_select="riffenc"
  nuv_demuxer_select="riffdec"
  oga_muxer_select="ogg_muxer"
@@@ -2863,75 -2313,44 +2864,75 @@@ swf_demuxer_suggest="zlib
  tak_demuxer_select="tak_parser"
  tg2_muxer_select="mov_muxer"
  tgp_muxer_select="mov_muxer"
 +vobsub_demuxer_select="mpegps_demuxer"
  w64_demuxer_select="wav_demuxer"
 +w64_muxer_select="wav_muxer"
  wav_demuxer_select="riffdec"
  wav_muxer_select="riffenc"
  webm_muxer_select="iso_media riffenc"
 -webm_muxer_suggest="libopus_encoder libvorbis_encoder libvpx_vp8_encoder libvpx_vp9_encoder"
 +webm_dash_manifest_demuxer_select="matroska_demuxer"
  wtv_demuxer_select="mpegts_demuxer riffdec"
 +wtv_muxer_select="mpegts_muxer riffenc"
  xmv_demuxer_select="riffdec"
  xwma_demuxer_select="riffdec"
  
  # indevs / outdevs
  alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
  alsa_outdev_deps="alsa_asoundlib_h"
 -avfoundation_indev_deps="AVFoundation_AVFoundation_h"
 +avfoundation_indev_extralibs="-framework CoreVideo -framework Foundation -framework AVFoundation -framework CoreMedia"
 +avfoundation_indev_select="avfoundation"
  bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
 +caca_outdev_deps="libcaca"
 +decklink_indev_deps="decklink pthreads"
 +decklink_indev_extralibs="-lstdc++"
 +decklink_outdev_deps="decklink pthreads"
 +decklink_outdev_extralibs="-lstdc++"
 +dshow_indev_deps="IBaseFilter"
 +dshow_indev_extralibs="-lpsapi -lole32 -lstrmiids -luuid -loleaut32 -lshlwapi"
  dv1394_indev_deps="dv1394"
  dv1394_indev_select="dv_demuxer"
  fbdev_indev_deps="linux_fb_h"
 +fbdev_outdev_deps="linux_fb_h"
 +gdigrab_indev_deps="CreateDIBSection"
 +gdigrab_indev_extralibs="-lgdi32"
 +gdigrab_indev_select="bmp_decoder"
 +iec61883_indev_deps="libiec61883"
  jack_indev_deps="jack_jack_h"
  jack_indev_deps_any="sem_timedwait dispatch_dispatch_h"
 +lavfi_indev_deps="avfilter"
  libcdio_indev_deps="libcdio"
  libdc1394_indev_deps="libdc1394"
 +libv4l2_indev_deps="libv4l2"
 +openal_indev_deps="openal"
 +opengl_outdev_deps="opengl"
  oss_indev_deps_any="soundcard_h sys_soundcard_h"
  oss_outdev_deps_any="soundcard_h sys_soundcard_h"
  pulse_indev_deps="libpulse"
 +pulse_outdev_deps="libpulse"
 +qtkit_indev_extralibs="-framework QTKit -framework Foundation -framework QuartzCore"
 +qtkit_indev_select="qtkit"
 +sdl_outdev_deps="sdl"
  sndio_indev_deps="sndio_h"
  sndio_outdev_deps="sndio_h"
 +v4l_indev_deps="linux_videodev_h"
  v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
 +v4l2_outdev_deps_any="linux_videodev2_h sys_videoio_h"
  vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
  vfwcap_indev_extralibs="-lavicap32"
  x11grab_indev_deps="x11grab"
  x11grab_xcb_indev_deps="libxcb"
 +xv_outdev_deps="X11_extensions_Xvlib_h XvGetPortAttribute"
 +xv_outdev_extralibs="-lXv -lX11 -lXext"
  
  # protocols
 +async_protocol_deps="threads"
 +bluray_protocol_deps="libbluray"
  ffrtmpcrypt_protocol_deps="!librtmp_protocol"
  ffrtmpcrypt_protocol_deps_any="gcrypt gmp openssl"
  ffrtmpcrypt_protocol_select="tcp_protocol"
  ffrtmphttp_protocol_deps="!librtmp_protocol"
  ffrtmphttp_protocol_select="http_protocol"
 +ftp_protocol_select="tcp_protocol"
  gopher_protocol_select="network"
  http_protocol_select="tcp_protocol"
  httpproxy_protocol_select="tcp_protocol"
@@@ -2942,8 -2361,6 +2943,8 @@@ librtmpe_protocol_deps="librtmp
  librtmps_protocol_deps="librtmp"
  librtmpt_protocol_deps="librtmp"
  librtmpte_protocol_deps="librtmp"
 +libsmbclient_protocol_deps="libsmbclient gplv3"
 +libssh_protocol_deps="libssh"
  mmsh_protocol_select="http_protocol"
  mmst_protocol_select="network"
  rtmp_protocol_deps="!librtmp_protocol"
@@@ -2955,134 -2372,44 +2956,134 @@@ rtmpt_protocol_select="ffrtmphttp_proto
  rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
  rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
  rtp_protocol_select="udp_protocol"
 -sctp_protocol_deps="struct_sctp_event_subscribe"
 +sctp_protocol_deps="struct_sctp_event_subscribe struct_msghdr_msg_flags"
  sctp_protocol_select="network"
  srtp_protocol_select="rtp_protocol srtp"
  tcp_protocol_select="network"
 -tls_gnutls_protocol_deps="gnutls"
 +tls_gnutls_protocol_deps="gnutls !tls_schannel_protocol !tls_securetransport_protocol"
  tls_gnutls_protocol_select="tcp_protocol"
 -tls_openssl_protocol_deps="openssl !tls_gnutls_protocol"
 +tls_openssl_protocol_deps="openssl !tls_schannel_protocol !tls_securetransport_protocol !tls_gnutls_protocol"
  tls_openssl_protocol_select="tcp_protocol"
 -tls_protocol_deps_any="tls_gnutls_protocol tls_openssl_protocol"
 +tls_schannel_protocol_deps="schannel"
 +tls_schannel_protocol_select="tcp_protocol"
 +tls_securetransport_protocol_deps="securetransport"
 +tls_securetransport_protocol_select="tcp_protocol"
 +tls_protocol_deps_any="tls_schannel_protocol tls_securetransport_protocol tls_gnutls_protocol tls_openssl_protocol"
  udp_protocol_select="network"
 +udplite_protocol_select="network"
  unix_protocol_deps="sys_un_h"
  unix_protocol_select="network"
  
  # filters
 +afftfilt_filter_deps="avcodec"
 +afftfilt_filter_select="fft"
 +amovie_filter_deps="avcodec avformat"
 +aresample_filter_deps="swresample"
 +ass_filter_deps="libass"
 +asyncts_filter_deps="avresample"
 +atempo_filter_deps="avcodec"
 +atempo_filter_select="rdft"
 +azmq_filter_deps="libzmq"
  blackframe_filter_deps="gpl"
  boxblur_filter_deps="gpl"
  bs2b_filter_deps="libbs2b"
 +colormatrix_filter_deps="gpl"
 +cover_rect_filter_deps="avcodec avformat gpl"
  cropdetect_filter_deps="gpl"
  delogo_filter_deps="gpl"
 +deshake_filter_select="pixelutils"
  drawtext_filter_deps="libfreetype"
 +ebur128_filter_deps="gpl"
 +eq_filter_deps="gpl"
 +fftfilt_filter_deps="avcodec"
 +fftfilt_filter_select="rdft"
 +find_rect_filter_deps="avcodec avformat gpl"
 +firequalizer_filter_deps="avcodec"
 +firequalizer_filter_select="rdft"
 +flite_filter_deps="libflite"
 +framerate_filter_select="pixelutils"
  frei0r_filter_deps="frei0r dlopen"
 -frei0r_filter_extralibs='$ldl'
  frei0r_src_filter_deps="frei0r dlopen"
 -frei0r_src_filter_extralibs='$ldl'
 +fspp_filter_deps="gpl"
 +geq_filter_deps="gpl"
 +histeq_filter_deps="gpl"
  hqdn3d_filter_deps="gpl"
  interlace_filter_deps="gpl"
 +kerndeint_filter_deps="gpl"
 +ladspa_filter_deps="ladspa dlopen"
 +loudnorm_filter_deps="libebur128"
 +mcdeint_filter_deps="avcodec gpl"
 +movie_filter_deps="avcodec avformat"
 +mpdecimate_filter_deps="gpl"
 +mpdecimate_filter_select="pixelutils"
 +mptestsrc_filter_deps="gpl"
 +negate_filter_deps="lut_filter"
 +nnedi_filter_deps="gpl"
 +ocr_filter_deps="libtesseract"
  ocv_filter_deps="libopencv"
 +owdenoise_filter_deps="gpl"
 +pan_filter_deps="swresample"
 +perspective_filter_deps="gpl"
 +phase_filter_deps="gpl"
 +pp7_filter_deps="gpl"
 +pp_filter_deps="gpl postproc"
 +pullup_filter_deps="gpl"
 +removelogo_filter_deps="avcodec avformat swscale"
 +repeatfields_filter_deps="gpl"
  resample_filter_deps="avresample"
 +rubberband_filter_deps="librubberband"
 +sab_filter_deps="gpl swscale"
 +scale2ref_filter_deps="swscale"
  scale_filter_deps="swscale"
 +select_filter_select="pixelutils"
 +showcqt_filter_deps="avcodec avformat swscale"
 +showcqt_filter_select="fft"
 +showfreqs_filter_deps="avcodec"
 +showfreqs_filter_select="fft"
 +showspectrum_filter_deps="avcodec"
 +showspectrum_filter_select="fft"
 +showspectrumpic_filter_deps="avcodec"
 +showspectrumpic_filter_select="fft"
 +smartblur_filter_deps="gpl swscale"
 +sofalizer_filter_deps="netcdf avcodec"
 +sofalizer_filter_select="fft"
 +spectrumsynth_filter_deps="avcodec"
 +spectrumsynth_filter_select="fft"
 +spp_filter_deps="gpl avcodec"
 +spp_filter_select="fft idctdsp fdctdsp me_cmp pixblockdsp"
 +stereo3d_filter_deps="gpl"
 +subtitles_filter_deps="avformat avcodec libass"
 +super2xsai_filter_deps="gpl"
 +pixfmts_super2xsai_test_deps="super2xsai_filter"
 +tinterlace_filter_deps="gpl"
 +tinterlace_merge_test_deps="tinterlace_filter"
 +tinterlace_pad_test_deps="tinterlace_filter"
 +uspp_filter_deps="gpl avcodec"
 +vidstabdetect_filter_deps="libvidstab"
 +vidstabtransform_filter_deps="libvidstab"
 +zmq_filter_deps="libzmq"
 +zoompan_filter_deps="swscale"
 +zscale_filter_deps="libzimg"
  scale_vaapi_filter_deps="vaapi VAProcPipelineParameterBuffer"
  
  # examples
  avcodec_example_deps="avcodec avutil"
 +avio_dir_cmd="avformat avutil"
 +avio_reading="avformat avcodec avutil"
 +decoding_encoding_example_deps="avcodec avformat avutil"
 +demuxing_decoding_example_deps="avcodec avformat avutil"
 +extract_mvs_example_deps="avcodec avformat avutil"
  filter_audio_example_deps="avfilter avutil"
 +filtering_audio_example_deps="avfilter avcodec avformat avutil"
 +filtering_video_example_deps="avfilter avcodec avformat avutil"
  metadata_example_deps="avformat avutil"
 -output_example_deps="avcodec avformat avutil swscale"
 +muxing_example_deps="avcodec avformat avutil swscale"
  qsvdec_example_deps="avcodec avutil libmfx h264_qsv_decoder vaapi_x11"
 -transcode_aac_example_deps="avcodec avformat avresample"
 +remuxing_example_deps="avcodec avformat avutil"
 +resampling_audio_example_deps="avutil swresample"
 +scaling_video_example_deps="avutil swscale"
 +transcode_aac_example_deps="avcodec avformat swresample"
 +transcoding_example_deps="avfilter avcodec avformat avutil"
  
  # libraries, in linking order
  avcodec_deps="avutil"
@@@ -3090,29 -2417,21 +3091,29 @@@ avdevice_deps="avformat avcodec avutil
  avfilter_deps="avutil"
  avformat_deps="avcodec avutil"
  avresample_deps="avutil"
 +postproc_deps="avutil gpl"
 +swresample_deps="avutil"
  swscale_deps="avutil"
  
  # programs
 -avconv_deps="avcodec avfilter avformat avresample swscale"
 -avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
 -               fps_filter null_filter resample_filter scale_filter
 +ffmpeg_deps="avcodec avfilter avformat swresample"
 +ffmpeg_select="aformat_filter anull_filter atrim_filter format_filter
 +               null_filter
                 setpts_filter trim_filter"
 -avplay_deps="avcodec avfilter avformat avresample sdl"
 -avplay_libs='$sdl_libs'
 -avplay_select="rdft format_filter transpose_filter hflip_filter vflip_filter"
 -avprobe_deps="avcodec avformat"
 +ffplay_deps="avcodec avformat swscale swresample sdl"
 +ffplay_libs='$sdl_libs'
 +ffplay_select="rdft crop_filter transpose_filter hflip_filter vflip_filter rotate_filter"
 +ffprobe_deps="avcodec avformat"
 +ffserver_deps="avformat fork sarestart"
 +ffserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
  
  # documentation
 -pod2man_deps="doc"
 -texi2html_deps="doc"
 +podpages_deps="perl"
 +manpages_deps="perl pod2man"
 +htmlpages_deps="perl"
 +htmlpages_deps_any="makeinfo_html texi2html"
 +txtpages_deps="perl makeinfo"
 +doc_deps_any="manpages htmlpages podpages txtpages"
  
  # default parameters
  
@@@ -3121,72 -2440,50 +3122,72 @@@ logfile="config.log
  # installation paths
  prefix_default="/usr/local"
  bindir_default='${prefix}/bin'
 -datadir_default='${prefix}/share/avconv'
 -docdir_default='${prefix}/share/doc/libav'
 +datadir_default='${prefix}/share/ffmpeg'
 +docdir_default='${prefix}/share/doc/ffmpeg'
  incdir_default='${prefix}/include'
  libdir_default='${prefix}/lib'
  mandir_default='${prefix}/share/man'
 -shlibdir_default="$libdir_default"
  
  # toolchain
  ar_default="ar"
  cc_default="gcc"
 +cxx_default="g++"
  host_cc_default="gcc"
  cp_f="cp -f"
 -ln_s="ln -s -f"
 +doxygen_default="doxygen"
 +install="install"
 +ln_s_default="ln -s -f"
  nm_default="nm -g"
  objformat="elf"
  pkg_config_default=pkg-config
 -ranlib="ranlib"
 -strip="strip"
 -yasmexe="yasm"
 -
 -# machine
 -arch_default=$(uname -m)
 -cpu="generic"
 -intrinsics="none"
 +ranlib_default="ranlib"
 +strip_default="strip"
 +yasmexe_default="yasm"
 +windres_default="windres"
  
  # OS
  target_os_default=$(tolower $(uname -s))
  host_os=$target_os_default
  
 +# machine
 +if test "$target_os_default" = aix; then
 +    arch_default=$(uname -p)
 +    strip_default="strip -X32_64"
 +else
 +    arch_default=$(uname -m)
 +fi
 +cpu="generic"
 +intrinsics="none"
 +
  # configurable options
 -enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
 +enable $PROGRAM_LIST
 +enable $DOCUMENT_LIST
 +enable $EXAMPLE_LIST
 +enable $(filter_out avresample $LIBRARY_LIST)
 +enable stripping
  
  enable asm
  enable debug
  enable doc
  enable faan faandct faanidct
  enable optimizations
 +enable runtime_cpudetect
  enable safe_bitstream_reader
  enable static
  enable swscale_alpha
  enable valgrind_backtrace
  
 -# By default, enable only those hwaccels that have no external dependencies.
 -enable d3d11va dxva2 vda vdpau
 +sws_max_filter_size_default=256
 +set_default sws_max_filter_size
 +
 +# Enable platform codecs by default.
 +enable audiotoolbox
 +
 +# Enable hwaccels by default.
 +enable d3d11va dxva2 vaapi vda vdpau videotoolbox_hwaccel xvmc
 +enable xlib
 +
 +enable vda_framework videotoolbox videotoolbox_encoder
  
  # build settings
  SHFLAGS='-shared -Wl,-soname,$$(@F)'
@@@ -3212,8 -2509,6 +3213,8 @@@ AS_O='-o $@
  CC_C='-c'
  CC_E='-E -o $@'
  CC_O='-o $@'
 +CXX_C='-c'
 +CXX_O='-o $@'
  OBJCC_C='-c'
  OBJCC_E='-E -o $@'
  OBJCC_O='-o $@'
@@@ -3233,7 -2528,7 +3234,7 @@@ target_path='$(CURDIR)
  
  # since the object filename is not given with the -MM flag, the compiler
  # is only able to print the basename, and we must add the path ourselves
 -DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
 +DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>/dev/null | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(@F),$(@D)/$(@F)," > $(@:.o=.d)'
  DEPFLAGS='-MM'
  
  # find source path
@@@ -3241,9 -2536,8 +3242,9 @@@ if test -f configure; the
      source_path=.
  else
      source_path=$(cd $(dirname "$0"); pwd)
 -    echo "$source_path" | grep -q '[[:blank:]]' &&
 -        die "Out of tree builds are impossible with whitespace in source path."
 +    case "$source_path" in
 +        *[[:blank:]]*) die "Out of tree builds are impossible with whitespace in source path." ;;
 +    esac
      test -e "$source_path/config.h" &&
          die "Out of tree builds are impossible with config.h in source dir."
  fi
@@@ -3252,7 -2546,7 +3253,7 @@@ for v in "$@"; d
      r=${v#*=}
      l=${v%"$r"}
      r=$(sh_quote "$r")
 -    LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
 +    FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
  done
  
  find_things(){
@@@ -3310,15 -2604,14 +3311,15 @@@ die_unknown()
      exit 1
  }
  
 -print_3_columns() {
 -    printf "%-25s %-25s %-25s\n" $(cat | tr ' ' '\n' | sort)
 +print_in_columns() {
 +    cols=$(expr $ncols / 24)
 +    cat | tr ' ' '\n' | sort | pr -r "-$cols" -w $ncols -t
  }
  
  show_list() {
      suffix=_$1
      shift
 -    echo $* | sed s/$suffix//g | print_3_columns
 +    echo $* | sed s/$suffix//g | print_in_columns
      exit 0
  }
  
@@@ -3352,9 -2645,6 +3353,9 @@@ for opt d
          --extra-ldexeflags=*)
              add_ldexeflags $optval
          ;;
 +        --extra-ldlibflags=*)
 +            add_ldlibflags $optval
 +        ;;
          --extra-libs=*)
              add_extralibs $optval
          ;;
          --disable-all)
              map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
              disable $LIBRARY_LIST $PROGRAM_LIST doc
 +            enable avutil
          ;;
          --enable-random|--disable-random)
              action=${opt%%-random}
              is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
              eval list=\$$(toupper $thing)_LIST
              name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
 -            $action $(filter "$name" $list)
 -        ;;
 -        --enable-avserver|--disable-avserver*)
 -            warn "avserver has been removed, the ${opt} option is only"\
 -                 "provided for compatibility and will be removed in the future"
 +            list=$(filter "$name" $list)
 +            [ "$list" = "" ] && warn "Option $opt did not match anything"
 +            $action $list
          ;;
          --enable-?*|--disable-?*)
              eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
          ;;
          --help|-h) show_help
          ;;
 +        --fatal-warnings) enable fatal_warnings
 +        ;;
          *)
              optname="${opt%%=*}"
              optname="${optname#--}"
@@@ -3446,11 -2735,9 +3447,11 @@@ disable_components()
  
  map 'disable_components $v' $LIBRARY_LIST
  
 -echo "# $0 $LIBAV_CONFIGURATION" > $logfile
 +echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
  set >> $logfile
  
 +test -n "$valgrind" && toolchain="valgrind-memcheck"
 +
  case "$toolchain" in
      *-asan)
          cc_default="${toolchain%-asan}"
          cc_default="${toolchain%-usan}"
          add_cflags  -fsanitize=undefined
          add_ldflags -fsanitize=undefined
 -        case "$toolchain" in
 -            clang-usan)
 -                add_cflags -O1
 -                ;;
 -        esac
      ;;
      valgrind-*)
          target_exec_default="valgrind"
          case "$toolchain" in
              valgrind-massif)
 -                target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
 +                target_exec_args="--tool=massif --alloc-fn=av_malloc --alloc-fn=av_mallocz --alloc-fn=av_calloc --alloc-fn=av_fast_padded_malloc --alloc-fn=av_fast_malloc --alloc-fn=av_realloc_f --alloc-fn=av_fast_realloc --alloc-fn=av_realloc"
                  ;;
              valgrind-memcheck)
 -                target_exec_args="--track-origins=yes --leak-check=full"
 +                target_exec_args="--error-exitcode=1 --malloc-fill=0x2a --track-origins=yes --leak-check=full --gen-suppressions=all --suppressions=$source_path/tests/fate-valgrind.supp"
                  ;;
          esac
      ;;
      msvc)
          # Check whether the current MSVC version needs the C99 converter.
          # From MSVC 2013 (compiler major version 18) onwards, it does actually
 -        # support enough of C99 to build libav. Default to the new
 +        # support enough of C99 to build ffmpeg. Default to the new
          # behaviour if the regexp was unable to match anything, since this
          # successfully parses the version number of existing supported
          # versions that require the converter (MSVC 2010 and 2012).
  
  ar_default="${cross_prefix}${ar_default}"
  cc_default="${cross_prefix}${cc_default}"
 -occ_default="${cross_prefix}${occ_default}"
 +cxx_default="${cross_prefix}${cxx_default}"
  nm_default="${cross_prefix}${nm_default}"
  pkg_config_default="${cross_prefix}${pkg_config_default}"
 -ranlib="${cross_prefix}${ranlib}"
 -strip="${cross_prefix}${strip}"
 +if ${cross_prefix}${ranlib_default} 2>&1 | grep -q "\-D "; then
 +    ranlib_default="${cross_prefix}${ranlib_default} -D"
 +else
 +    ranlib_default="${cross_prefix}${ranlib_default}"
 +fi
 +strip_default="${cross_prefix}${strip_default}"
 +windres_default="${cross_prefix}${windres_default}"
  
  sysinclude_default="${sysroot}/usr/include"
  
 -set_default arch cc pkg_config sysinclude target_exec target_os
 +set_default arch cc cxx doxygen pkg_config ranlib strip sysinclude \
 +    target_exec target_os yasmexe
  enabled cross_compile || host_cc_default=$cc
  set_default host_cc
  
 +pkg_config_fail_message=""
  if ! $pkg_config --version >/dev/null 2>&1; then
      warn "$pkg_config not found, library detection may fail."
      pkg_config=false
 +elif is_in -static $cc $LDFLAGS && ! is_in --static $pkg_config $pkg_config_flags; then
 +    pkg_config_fail_message="
 +Note: When building a static binary, add --pkg-config-flags=\"--static\"."
 +fi
 +
 +if test $doxygen != $doxygen_default && \
 +  ! $doxygen --version >/dev/null 2>&1; then
 +    warn "Specified doxygen \"$doxygen\" not found, API documentation will fail to build."
  fi
  
  exesuf() {
@@@ -3598,11 -2875,7 +3599,11 @@@ HOSTEXESUF=$(exesuf $host_os
  : ${TMPDIR:=$TMP}
  : ${TMPDIR:=/tmp}
  
 -if ! check_cmd mktemp -u XXXXXX; then
 +if [ -n "$tempprefix" ] ; then
 +    mktemp(){
 +        echo $tempprefix.${HOSTNAME}.${UID}
 +    }
 +elif ! check_cmd mktemp -u XXXXXX; then
      # simple replacement for missing mktemp
      # NOT SAFE FOR GENERAL USE
      mktemp(){
@@@ -3622,10 -2895,8 +3623,10 @@@ trap 'rm -f -- $TMPFILES' EXI
  
  tmpfile TMPASM .asm
  tmpfile TMPC   .c
 +tmpfile TMPCPP .cpp
  tmpfile TMPE   $EXESUF
  tmpfile TMPH   .h
 +tmpfile TMPM   .m
  tmpfile TMPO   .o
  tmpfile TMPS   .S
  tmpfile TMPSH  .sh
@@@ -3711,7 -2982,6 +3712,7 @@@ msvc_common_flags()
              -lavicap32)           echo vfw32.lib user32.lib ;;
              -lx264)               echo libx264.lib ;;
              -l*)                  echo ${flag#-l}.lib ;;
 +            -LARGEADDRESSAWARE)   echo $flag ;;
              -L*)                  echo -libpath:${flag#-L} ;;
              *)                    echo $flag ;;
          esac
@@@ -3725,7 -2995,6 +3726,7 @@@ msvc_flags()
              -Wall)                echo -W4 -wd4244 -wd4127 -wd4018 -wd4389     \
                                         -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
                                         -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
 +                                       -wd4307 \
                                         -wd4273 -wd4554 -wd4701 ;;
          esac
      done
@@@ -3739,16 -3008,6 +3740,16 @@@ icl_flags()
              # on Windows, does enable remarks so disable them here.
              -Wall)                echo $flag -Qdiag-disable:remark ;;
              -std=c99)             echo -Qstd=c99 ;;
 +            -flto)                echo -ipo ;;
 +        esac
 +    done
 +}
 +
 +icc_flags(){
 +    for flag; do
 +        case $flag in
 +            -flto)                echo -ipo ;;
 +            *)                    echo $flag ;;
          esac
      done
  }
@@@ -3781,16 -3040,9 +3782,16 @@@ suncc_flags()
                      prescott|nocona)    echo -xarch=sse3 -xchip=pentium4 ;;
                      *-sse3)             echo -xarch=sse3                 ;;
                      core2)              echo -xarch=ssse3 -xchip=core2   ;;
 -                    corei7)           echo -xarch=sse4_2 -xchip=nehalem  ;;
 -                    corei7-avx)       echo -xarch=avx -xchip=sandybridge ;;
 -                    amdfam10|barcelona|bdver*) echo -xarch=sse4_1        ;;
 +                    bonnell)                   echo -xarch=ssse3         ;;
 +                    corei7|nehalem)            echo -xtarget=nehalem     ;;
 +                    westmere)                  echo -xtarget=westmere    ;;
 +                    silvermont)                echo -xarch=sse4_2        ;;
 +                    corei7-avx|sandybridge)    echo -xtarget=sandybridge ;;
 +                    core-avx*|ivybridge|haswell|broadwell)
 +                                               echo -xarch=avx           ;;
 +                    amdfam10|barcelona)        echo -xtarget=barcelona   ;;
 +                    btver1)                    echo -xarch=amdsse4a      ;;
 +                    btver2|bdver*)             echo -xarch=avx           ;;
                      athlon-4|athlon-[mx]p)     echo -xarch=ssea          ;;
                      k8|opteron|athlon64|athlon-fx)
                                                 echo -xarch=sse2a         ;;
@@@ -3840,16 -3092,13 +3841,16 @@@ tms470_flags()
  probe_cc(){
      pfx=$1
      _cc=$2
 +    first=$3
  
      unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
      unset _ld_o _ldflags _ld_lib _ld_path
      unset _depflags _DEPCMD _DEPFLAGS
      _flags_filter=echo
  
 -    if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
 +    if $_cc --version 2>&1 | grep -q '^GNU assembler'; then
 +        true # no-op to avoid reading stdin in following checks
 +    elif $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
          _type=llvm_gcc
          gcc_extra_ver=$(expr "$($_cc --version 2>/dev/null | head -n1)" : '.*\((.*)\)')
          _ident="llvm-gcc $($_cc -dumpversion 2>/dev/null) $gcc_extra_ver"
          gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
          gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
          _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
 -        if ! $_cc -dumpversion | grep -q '^2\.'; then
 -            _depflags='-MMD -MF $(@:.o=.d) -MT $@'
 +        case $gcc_basever in
 +            2) ;;
 +            2.*) ;;
 +            *) _depflags='-MMD -MF $(@:.o=.d) -MT $@' ;;
 +        esac
 +        if [ "$first" = true ]; then
 +            case $gcc_basever in
 +                4.2*)
 +                warn "gcc 4.2 is outdated and may miscompile FFmpeg. Please use a newer compiler." ;;
 +            esac
          fi
          _cflags_speed='-O3'
          _cflags_size='-Os'
          _cflags_speed='-O3'
          _cflags_size='-Os'
          _cflags_noopt='-O1'
 +        _flags_filter=icc_flags
      elif $_cc -v 2>&1 | grep -q xlc; then
          _type=xlc
          _ident=$($_cc -qversion 2>/dev/null | head -n1)
          opt_common='-alias=ansi -Mdse -Mlre -Mpre'
          _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
          _cflags_size="-O2 -Munroll=c:1 $opt_common"
 -        _cflags_noopt="-O1"
 +        _cflags_noopt="-O"
          _flags_filter=pgi_flags
      elif $_cc 2>&1 | grep -q 'Microsoft.*ARM.*Assembler'; then
          _type=armasm
          # 4509: "This form of conditional instruction is deprecated"
          _flags="-nologo -ignore 4509"
          _flags_filter=armasm_flags
 -    elif $_cc -nologo- 2>&1 | grep -q Microsoft; then
 -        _type=msvc
 -        _ident=$($_cc 2>&1 | head -n1)
 -        _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
 -        _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
 -        _cflags_speed="-O2"
 -        _cflags_size="-O1"
 -        if $_cc -nologo- 2>&1 | grep -q Linker; then
 -            _ld_o='-out:$@'
 -        else
 -            _ld_o='-Fe$@'
 -        fi
 -        _cc_o='-Fo$@'
 -        _cc_e='-P -Fi$@'
 -        _flags_filter=msvc_flags
 -        _ld_lib='lib%.a'
 -        _ld_path='-libpath:'
 -        _flags='-nologo'
 -        _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_WARNINGS'
      elif $_cc 2>&1 | grep -q Intel; then
          _type=icl
          _ident=$($_cc 2>&1 | head -n1)
          _ld_path='-libpath:'
          # -Qdiag-error to make icl error when seeing certain unknown arguments
          _flags='-nologo -Qdiag-error:4044,10157'
 -        # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
 +        # -Qvec- -Qsimd- to prevent miscompilation, -GS, fp:precise for consistency
          # with MSVC which enables it by default.
 -        _cflags='-D_USE_MATH_DEFINES -Qms0 -Qvec- -Qsimd- -GS'
 +        _cflags='-D_USE_MATH_DEFINES -Qms0 -Qvec- -Qsimd- -GS -fp:precise'
 +        disable stripping
 +    elif $_cc -nologo- 2>&1 | grep -q Microsoft; then
 +        _type=msvc
 +        _ident=$($_cc 2>&1 | head -n1)
 +        _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
 +        _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
 +        _cflags_speed="-O2"
 +        _cflags_size="-O1"
 +        if $_cc -nologo- 2>&1 | grep -q Linker; then
 +            _ld_o='-out:$@'
 +        else
 +            _ld_o='-Fe$@'
 +        fi
 +        _cc_o='-Fo$@'
 +        _cc_e='-P -Fi$@'
 +        _flags_filter=msvc_flags
 +        _ld_lib='lib%.a'
 +        _ld_path='-libpath:'
 +        _flags='-nologo'
 +        _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_WARNINGS'
 +        disable stripping
      elif $_cc --version 2>/dev/null | grep -q ^cparser; then
          _type=cparser
          _ident=$($_cc --version | head -n1)
@@@ -4036,7 -3274,7 +4037,7 @@@ set_ccvars()
      fi
  }
  
 -probe_cc cc "$cc"
 +probe_cc cc "$cc" "true"
  cflags_filter=$_flags_filter
  cflags_speed=$_cflags_speed
  cflags_size=$_cflags_size
@@@ -4058,7 -3296,7 +4059,7 @@@ test -n "$cc_type" && enable $cc_type |
  : ${dep_cc_default:=$cc}
  : ${ld_default:=$cc}
  : ${host_ld_default:=$host_cc}
 -set_default ar as objcc dep_cc ld host_ld
 +set_default ar as objcc dep_cc ld ln_s host_ld windres
  
  probe_cc as "$as"
  asflags_filter=$_flags_filter
@@@ -4099,16 -3337,12 +4100,16 @@@ elif $ar 2>&1 | grep -q 'Texas Instrume
  elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
      arflags='-Xany -r -c'
      ar_o='$@'
 +elif $ar 2>&1 | grep -q "\[D\] "; then
 +    arflags="rcD"
 +    ar_o='$@'
  else
      arflags="rc"
      ar_o='$@'
  fi
  
  add_cflags $extra_cflags
 +add_cxxflags $extra_cxxflags
  add_objcflags $extra_objcflags
  add_asflags $extra_cflags
  
@@@ -4117,9 -3351,6 +4118,9 @@@ if test -n "$sysroot"; the
          gcc|llvm_gcc|clang)
              add_cppflags --sysroot="$sysroot"
              add_ldflags --sysroot="$sysroot"
 +# On Darwin --sysroot may be ignored, -isysroot always affects headers and linking
 +            add_cppflags -isysroot "$sysroot"
 +            add_ldflags -isysroot "$sysroot"
          ;;
          tms470)
              add_cppflags -I"$sysinclude"
@@@ -4144,17 -3375,6 +4145,17 @@@ if test "$cpu" = host; the
              }
              cpu=$(check_native -march || check_native -mcpu)
          ;;
 +        clang)
 +            check_native(){
 +                $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
 +                sed -n "/cc1.*-target-cpu /{
 +                            s/.*-target-cpu \\([^ ]*\\).*/\\1/
 +                            p
 +                            q
 +                        }" $TMPE
 +            }
 +            cpu=$(check_native -march)
 +        ;;
      esac
  
      test "${cpu:-host}" = host &&
@@@ -4166,7 -3386,7 +4167,7 @@@ case "$arch" i
      aarch64|arm64)
          arch="aarch64"
      ;;
 -    arm*)
 +    arm*|iPad*|iPhone*)
          arch="arm"
      ;;
      mips*|IP*)
      tilegx|tile-gx)
          arch="tilegx"
      ;;
 -    i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
 +    i[3-6]86*|i86pc|BePC|x86pc|x86_64|x86_32|amd64)
          arch="x86"
      ;;
  esac
@@@ -4279,10 -3499,7 +4280,10 @@@ elif enabled arm; the
  
      case "$subarch" in
          armv5t*)    enable fast_clz                ;;
 -        armv[6-8]*) enable fast_clz fast_unaligned ;;
 +        armv[6-8]*)
 +            enable fast_clz
 +            disabled fast_unaligned || enable fast_unaligned
 +            ;;
      esac
  
  elif enabled avr32; then
@@@ -4314,91 -3531,6 +4315,91 @@@ elif enabled mips; the
  
      cpuflags="-march=$cpu"
  
 +    if [ "$cpu" != "generic" ]; then
 +        disable mips32r2
 +        disable mips32r5
 +        disable mips64r2
 +        disable mips32r6
 +        disable mips64r6
 +        disable loongson2
 +        disable loongson3
 +
 +        case $cpu in
 +            24kc|24kf*|24kec|34kc|1004kc|24kef*|34kf*|1004kf*|74kc|74kf)
 +                enable mips32r2
 +                disable msa
 +            ;;
 +            p5600|i6400)
 +                disable mipsdsp
 +                disable mipsdspr2
 +            ;;
 +            loongson*)
 +                enable loongson2
 +                enable loongson3
 +                enable local_aligned_8 local_aligned_16 local_aligned_32
 +                enable simd_align_16
 +                enable fast_64bit
 +                enable fast_clz
 +                enable fast_cmov
 +                enable fast_unaligned
 +                disable aligned_stack
 +                case $cpu in
 +                    loongson3*)
 +                        cpuflags="-march=loongson3a -mhard-float -fno-expensive-optimizations"
 +                    ;;
 +                    loongson2e)
 +                        cpuflags="-march=loongson2e -mhard-float -fno-expensive-optimizations"
 +                    ;;
 +                    loongson2f)
 +                        cpuflags="-march=loongson2f -mhard-float -fno-expensive-optimizations"
 +                    ;;
 +                esac
 +            ;;
 +            *)
 +                # Unknown CPU. Disable everything.
 +                warn "unknown CPU. Disabling all MIPS optimizations."
 +                disable mipsfpu
 +                disable mipsdsp
 +                disable mipsdspr2
 +                disable msa
 +                disable mmi
 +            ;;
 +        esac
 +
 +        case $cpu in
 +            24kc)
 +                disable mipsfpu
 +                disable mipsdsp
 +                disable mipsdspr2
 +            ;;
 +            24kf*)
 +                disable mipsdsp
 +                disable mipsdspr2
 +            ;;
 +            24kec|34kc|1004kc)
 +                disable mipsfpu
 +                disable mipsdspr2
 +            ;;
 +            24kef*|34kf*|1004kf*)
 +                disable mipsdspr2
 +            ;;
 +            74kc)
 +                disable mipsfpu
 +            ;;
 +            p5600)
 +                enable mips32r5
 +                check_cflags "-mtune=p5600" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops"
 +            ;;
 +            i6400)
 +                enable mips64r6
 +                check_cflags "-mtune=i6400 -mabi=64" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops" && check_ldflags "-mabi=64"
 +            ;;
 +        esac
 +    else
 +        # We do not disable anything. Is up to the user to disable the unwanted features.
 +        warn 'generic cpu selected'
 +    fi
 +
  elif enabled ppc; then
  
      disable ldbrx
          ;;
          power[7-8]*)
              cpuflags="-mcpu=$cpu"
 -            enable ldbrx
          ;;
          cell)
              cpuflags="-mcpu=cell"
@@@ -4485,8 -3618,7 +4486,8 @@@ elif enabled x86; the
              disable i686
          ;;
          # targets that do support nopl and conditional mov (cmov)
 -        i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
 +        i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx\
 +        |core*|atom|bonnell|nehalem|westmere|silvermont|sandybridge|ivybridge|haswell|broadwell|amdfam10|barcelona|b[dt]ver*)
              cpuflags="-march=$cpu"
              enable i686
              enable fast_cmov
@@@ -4521,7 -3653,6 +4522,7 @@@ if test "$?" != 0; the
  fi
  
  add_cppflags -D_ISOC99_SOURCE
 +add_cxxflags -D__STDC_CONSTANT_MACROS
  check_cflags -std=c99
  check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
  #include <stdlib.h>
@@@ -4569,18 -3700,10 +4570,18 @@@ case "$arch" i
      ;;
      x86)
          check_64bit x86_32 x86_64 'sizeof(void *) > 4'
 +        # Treat x32 as x64 for now. Note it also needs spic=$shared
 +        test "$subarch" = "x86_32" && check_cpp_condition stddef.h 'defined(__x86_64__)' &&
 +            subarch=x86_64
          if test "$subarch" = "x86_64"; then
              spic=$shared
          fi
      ;;
 +    ppc)
 +        check_cc <<EOF && subarch="ppc64"
 +        int test[(int)sizeof(char*) - 7];
 +EOF
 +    ;;
  esac
  
  enable $subarch
@@@ -4609,7 -3732,6 +4610,7 @@@ case $target_os i
          SHFLAGS='-shared -Wl,-h,$$(@F)'
          enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
          network_extralibs="-lsocket -lnsl"
 +        add_cppflags -D__EXTENSIONS__
          # When using suncc to build, the Solaris linker will mark
          # an executable with each instruction set encountered by
          # the Solaris assembler.  As our libraries contain their own
          disable symver
          oss_indev_extralibs="-lossaudio"
          oss_outdev_extralibs="-lossaudio"
 +        enabled gcc || check_ldflags -Wl,-zmuldefs
          ;;
      openbsd|bitrig)
          disable symver
          ;;
      bsd/os)
          add_extralibs -lpoll -lgnugetopt
 +        strip="strip -d"
          ;;
      darwin)
          enabled ppc && add_asflags -force_cpusubtype_ALL
 -        SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
 +        install_name_dir_default='$(SHLIBDIR)'
 +        SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(INSTALL_NAME_DIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
          enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
 +        strip="${strip} -x"
          add_ldflags -Wl,-dynamic,-search_paths_first
          SLIBSUF=".dylib"
          SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
          SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
          objformat="macho"
          enabled x86_64 && objformat="macho64"
 -        enabled_any pic shared ||
 +        enabled_any pic shared x86_64 ||
              { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
          check_header dispatch/dispatch.h &&
              add_cppflags '-I\$(SRC_PATH)/compat/dispatch_semaphore'
          else
              target_os=mingw32
          fi
 +        decklink_outdev_extralibs="$decklink_outdev_extralibs -lole32 -loleaut32"
 +        decklink_indev_extralibs="$decklink_indev_extralibs -lole32 -loleaut32"
          LIBTARGET=i386
          if enabled x86_64; then
              LIBTARGET="i386:x86-64"
          elif enabled arm; then
              LIBTARGET=arm-wince
          fi
 -        check_ldflags -Wl,--nxcompat
 -        check_ldflags -Wl,--dynamicbase
 +        enabled shared && ! enabled small && check_cmd $windres --version && enable gnu_windres
 +        enabled x86_32 && check_ldflags -Wl,--large-address-aware
          shlibdir_default="$bindir_default"
          SLIBPREF=""
          SLIBSUF=".dll"
          SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
          SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
 -        SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
 +        dlltool="${cross_prefix}dlltool"
 +        if check_cmd lib.exe -list; then
 +            SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
 +            if enabled x86_64; then
 +                LIBTARGET=x64
 +            fi
 +        elif check_cmd $dlltool --version; then
 +            SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
 +        fi
          SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
          SLIB_INSTALL_LINKS=
          SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
          SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
 -        SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
 +        SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--disable-auto-image-base'
          objformat="win32"
 -        dlltool="${cross_prefix}dlltool"
          ranlib=:
          enable dos_paths
 +        check_ldflags -Wl,--nxcompat,--dynamicbase
 +        # Lets work around some stupidity in binutils.
 +        # ld will strip relocations from executables even though we need them
 +        # for dynamicbase (ASLR).  Using -pie does retain the reloc section
 +        # however ld then forgets what the entry point should be (oops) so we
 +        # have to manually (re)set it.
 +        if enabled x86_32; then
 +            disabled debug && add_ldexeflags -Wl,--pic-executable,-e,_mainCRTStartup
 +        elif enabled x86_64; then
 +            disabled debug && add_ldexeflags -Wl,--pic-executable,-e,mainCRTStartup
 +            check_ldflags -Wl,--high-entropy-va # binutils 2.25
 +            # Set image base >4GB for extra entropy with HEASLR
 +            add_ldexeflags -Wl,--image-base,0x140000000
 +            append SHFLAGS -Wl,--image-base,0x180000000
 +        fi
          ;;
      win32|win64)
          disable symver
              # Cannot build both shared and static libs with MSVC or icl.
              disable static
          fi
 +        enabled x86_32 && check_ldflags -LARGEADDRESSAWARE
          shlibdir_default="$bindir_default"
          SLIBPREF=""
          SLIBSUF=".dll"
          SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
          objformat="win32"
          enable dos_paths
 +        enabled shared && ! enabled small && check_cmd $windres --version && enable gnu_windres
          ;;
      *-dos|freedos|opendos)
          network_extralibs="-lsocket"
          ranlib="echo ignoring ranlib"
          ;;
      os/2*)
 -        ln_s="cp -f"
 +        strip="lxlite -CS"
          objformat="aout"
          add_cppflags -D_GNU_SOURCE
          add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
          LIBSUF="_s.a"
          SLIBPREF=""
          SLIBSUF=".dll"
 -        SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
 -        SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
 -        SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
 -            echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
 -            echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
 -            echo EXPORTS >> $(SUBDIR)$(NAME).def; \
 -            emxexp $(OBJS) >> $(SUBDIR)$(NAME).def'
 -        SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
 -            emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
 -        SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
 +        SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
 +        SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(FULLNAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
 +        SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(FULLNAME).def; \
 +            echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(FULLNAME).def; \
 +            echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(FULLNAME).def; \
 +            echo EXPORTS >> $(SUBDIR)$(FULLNAME).def; \
 +            emxexp $(OBJS) >> $(SUBDIR)$(FULLNAME).def'
 +        SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(FULLNAME)_dll.a $(SUBDIR)$(FULLNAME).def; \
 +            emximp -o $(SUBDIR)$(LIBPREF)$(FULLNAME)_dll.lib $(SUBDIR)$(FULLNAME).def;'
 +        SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
 +        SLIB_INSTALL_LINKS=
 +        SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(FULLNAME)_dll.a $(LIBPREF)$(FULLNAME)_dll.lib'
          enable dos_paths
 +        enable_weak os2threads
          ;;
      gnu/kfreebsd)
          add_cppflags -D_BSD_SOURCE
          add_compat strtod.o strtod=avpriv_strtod
          network_extralibs='-lbsd'
          exeobjs=compat/plan9/main.o
 +        disable ffserver
          cp_f='cp'
          ;;
      none)
          ;;
  esac
  
 +# test if creating links works
 +link_dest=$(mktemp -u $TMPDIR/dest_XXXXXXXX)
 +link_name=$(mktemp -u $TMPDIR/name_XXXXXXXX)
 +mkdir "$link_dest"
 +$ln_s "$link_dest" "$link_name"
 +touch "$link_dest/test_file"
 +if [ "$source_path" != "." ] && ([ ! -d src ] || [ -L src ]) && [ -e "$link_name/test_file" ]; then
 +    # create link to source path
 +    [ -e src ] && rm src
 +    $ln_s "$source_path" src
 +    source_link=src
 +else
 +    # creating directory links doesn't work
 +    # fall back to using the full source path
 +    source_link="$source_path"
 +fi
 +# cleanup
 +rm -r "$link_dest"
 +rm -r "$link_name"
 +
  # determine libc flavour
  
  probe_libc(){
      # MinGW64 is backwards compatible with MinGW32, so check for it first.
      elif check_${pfx}cpp_condition _mingw.h "defined __MINGW64_VERSION_MAJOR"; then
          eval ${pfx}libc_type=mingw64
 +        if check_${pfx}cpp_condition _mingw.h "__MINGW64_VERSION_MAJOR < 3"; then
 +            add_compat msvcrt/snprintf.o
 +            add_cflags "-include $source_path/compat/msvcrt/snprintf.h"
 +        fi
          add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
          eval test \$${pfx_no_}cc_type = "gcc" &&
              add_${pfx}cppflags -D__printf__=__gnu_printf__
      elif check_${pfx}cpp_condition sys/brand.h "defined LABELED_BRAND_NAME"; then
          eval ${pfx}libc_type=solaris
          add_${pfx}cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
 -    else
 -        eval ${pfx}libc_type=default
 -        add_${pfx}cppflags -D_DEFAULT_SOURCE
      fi
 +    check_${pfx}cc <<EOF
 +#include <time.h>
 +void *v = localtime_r;
 +EOF
 +test "$?" != 0 && check_${pfx}cc -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 <<EOF && add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
 +#include <time.h>
 +void *v = localtime_r;
 +EOF
 +
  }
  
  probe_libc
@@@ -4978,14 -4036,10 +4979,14 @@@ esc()
      echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
  }
  
 -echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
 +echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $FFMPEG_CONFIGURATION)" >config.fate
  
  check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable_weak pic
  
 +set_default libdir
 +: ${shlibdir_default:="$libdir"}
 +: ${pkgconfigdir_default:="$libdir/pkgconfig"}
 +
  set_default $PATHS_LIST
  set_default nm
  
@@@ -5004,16 -4058,7 +5005,16 @@@ die_license_disabled() 
      enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
  }
  
 +die_license_disabled_gpl() {
 +    enabled $1 || { enabled $2 && die "$2 is incompatible with the gpl and --enable-$1 is not specified."; }
 +}
 +
 +die_license_disabled gpl frei0r
  die_license_disabled gpl libcdio
 +die_license_disabled gpl librubberband
 +die_license_disabled gpl libsmbclient
 +die_license_disabled gpl libutvideo
 +die_license_disabled gpl libvidstab
  die_license_disabled gpl libx264
  die_license_disabled gpl libx265
  die_license_disabled gpl libxavs
@@@ -5021,16 -4066,15 +5022,16 @@@ die_license_disabled gpl libxvi
  die_license_disabled gpl x11grab
  
  die_license_disabled nonfree cuda
 +die_license_disabled nonfree cuvid
  die_license_disabled nonfree libfaac
 -die_license_disabled nonfree libfdk_aac
  die_license_disabled nonfree libnpp
 -die_license_disabled nonfree nvenc
 -die_license_disabled nonfree openssl
 +enabled gpl && die_license_disabled_gpl nonfree libfdk_aac
 +enabled gpl && die_license_disabled_gpl nonfree openssl
  
 +die_license_disabled version3 gmp
  die_license_disabled version3 libopencore_amrnb
  die_license_disabled version3 libopencore_amrwb
 -die_license_disabled version3 libvo_aacenc
 +die_license_disabled version3 libsmbclient
  die_license_disabled version3 libvo_amrwbenc
  
  enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
@@@ -5087,10 -4131,6 +5088,10 @@@ unsigned int endian = 'B' << 24 | 'I' <
  EOF
  od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
  
 +if ! enabled ppc64 || enabled bigendian; then
 +    disable vsx
 +fi
 +
  check_gas() {
      log "check_gas using '$as' as AS"
      # :vararg is used on aarch64, arm and ppc altivec
@@@ -5111,7 -4151,7 +5112,7 @@@ EO
  if enabled_any arm aarch64 || enabled_all ppc altivec && enabled asm; then
      nogas=:
      enabled_any arm aarch64 && nogas=die
 -    enabled_all ppc altivec && nogas=warn
 +    enabled_all ppc altivec && [ $target_os_default != aix ] && nogas=warn
      as_noop=-v
  
      case $as_type in
  
      [ $target_os = "darwin" ] && gaspp_as_type="apple-$gaspp_as_type"
  
 -    check_cmd gas-preprocessor.pl -arch $arch -as-type $gaspp_as_type -- $as $as_noop &&
 -        gas="gas-preprocessor.pl -arch $arch -as-type $gaspp_as_type -- $as"
 +    test "${as#*gas-preprocessor.pl}" != "$as" ||
 +    check_cmd gas-preprocessor.pl -arch $arch -as-type $gaspp_as_type -- ${as:=$cc} $as_noop &&
 +        gas="${gas:=gas-preprocessor.pl} -arch $arch -as-type $gaspp_as_type -- ${as:=$cc}"
  
      if ! check_gas ; then
          as=${gas:=$as}
  
  check_inline_asm inline_asm_labels '"1:\n"'
  
 +check_inline_asm inline_asm_nonlocal_labels '"Label:\n"'
 +
  if enabled aarch64; then
      enabled armv8 && check_insn armv8 'prfm   pldl1strm, [x0]'
      # internal assembler in clang 3.3 does not support this instruction
@@@ -5157,11 -4194,7 +5158,11 @@@ elif enabled alpha; the
  elif enabled arm; then
  
      enabled msvc && check_cpp_condition stddef.h "defined _M_ARMT" && enable thumb
 -    check_cpp_condition stddef.h "defined __thumb__" && enable_weak thumb
 +
 +    check_cpp_condition stddef.h "defined __thumb__" && check_cc <<EOF && enable_weak thumb
 +float func(float a, float b){ return a+b; }
 +EOF
 +
      enabled thumb && check_cflags -mthumb || check_cflags -marm
  
      if     check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
      elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__" && [ $target_os != darwin ]; then
          case "${cross_prefix:-$cc}" in
              *hardfloat*)         enable vfp_args;   fpabi=vfp ;;
 -            *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
 +            *) check_ld "cc" <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
  __asm__ (".eabi_attribute 28, 1");
  int main(void) { return 0; }
  EOF
      enabled neon    && check_insn neon    'vadd.i16 q0, q0, q0'
      enabled vfp     && check_insn vfp     'fadds s0, s0, s0'
      enabled vfpv3   && check_insn vfpv3   'vmov.f32 s0, #1.0'
 +    enabled setend  && check_insn setend  'setend be'
  
      [ $target_os = linux ] || [ $target_os = android ] ||
          map 'enabled_any ${v}_external ${v}_inline || disable $v' \
  
  elif enabled mips; then
  
 -    check_inline_asm loongson '"dmult.g $1, $2, $3"'
 -
 -    # make sure that only an instruction set is enabled
 -    disable mips64r6 mips32r6 mips64r2 mips32r2 mips64r1 mips32r1
 +    enabled loongson2 && check_inline_asm loongson2 '"dmult.g $8, $9, $10"'
 +    enabled loongson3 && check_inline_asm loongson3 '"gsldxc1 $f0, 0($2, $3)"'
 +    enabled mmi && check_inline_asm mmi '"punpcklhw $f0, $f0, $f0"'
  
 +    # Enable minimum ISA based on selected options
      if enabled mips64; then
 -        check_inline_asm mips64r6 '"dlsa $0, $0, $0, 1"' ||
 -            check_inline_asm mips64r2 '"dext $0, $0, 0, 1"' ||
 -                check_inline_asm mips64r1 '"daddi $0, $0, 0"'
 +        enabled mips64r6 && check_inline_asm_flags mips64r6 '"dlsa $0, $0, $0, 1"' '-mips64r6'
 +        enabled mips64r2 && check_inline_asm_flags mips64r2 '"dext $0, $0, 0, 1"' '-mips64r2'
 +        disabled mips64r6 && disabled mips64r2 && check_inline_asm_flags mips64r1 '"daddi $0, $0, 0"' '-mips64'
      else
 -        check_inline_asm mips32r6 '"aui $0, $0, 0"' ||
 -            check_inline_asm mips32r2 '"ext $0, $0, 0, 1"' ||
 -                check_inline_asm mips32r1 '"addi $0, $0, 0"'
 +        enabled mips32r6 && check_inline_asm_flags mips32r6 '"aui $0, $0, 0"' '-mips32r6'
 +        enabled mips32r5 && check_inline_asm_flags mips32r5 '"eretnc"' '-mips32r5'
 +        enabled mips32r2 && check_inline_asm_flags mips32r2 '"ext $0, $0, 0, 1"' '-mips32r2'
 +        disabled mips32r6 && disabled mips32r5 && disabled mips32r2 && check_inline_asm_flags mips32r1 '"addi $0, $0, 0"' '-mips32'
      fi
  
 +    enabled mipsfpu && check_inline_asm_flags mipsfpu '"cvt.d.l $f0, $f2"' '-mhard-float'
 +    enabled mipsfpu && (enabled mips32r5 || enabled mips32r6 || enabled mips64r6) && check_inline_asm_flags mipsfpu '"cvt.d.l $f0, $f1"' '-mfp64'
 +    enabled mipsfpu && enabled msa && check_inline_asm_flags msa '"addvi.b $w0, $w1, 1"' '-mmsa' && check_header msa.h || disable msa
 +    enabled mipsdsp && check_inline_asm_flags mipsdsp '"addu.qb $t0, $t1, $t2"' '-mdsp'
 +    enabled mipsdspr2 && check_inline_asm_flags mipsdspr2 '"absq_s.qb $t0, $t1"' '-mdspr2'
 +
  elif enabled parisc; then
  
      if enabled gcc; then
          case $($cc -dumpversion) in
 -            4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
 +            4.[3-9].*) check_cflags -fno-optimize-sibling-calls ;;
          esac
      fi
  
  elif enabled ppc; then
  
 -    enable local_aligned_8 local_aligned_16
 +    enable local_aligned_8 local_aligned_16 local_aligned_32
  
      check_inline_asm dcbzl     '"dcbzl 0, %0" :: "r"(0)'
      check_inline_asm ibm_asm   '"add 0, 0, 0"'
@@@ -5280,7 -4305,7 +5281,7 @@@ elif enabled x86; the
      check_builtin rdtsc    intrin.h   "__rdtsc()"
      check_builtin mm_empty mmintrin.h "_mm_empty()"
  
 -    enable local_aligned_8 local_aligned_16
 +    enable local_aligned_8 local_aligned_16 local_aligned_32
  
      # check whether EBP is available on x86
      # As 'i' is stored on the stack, this program will crash
@@@ -5299,9 -4324,6 +5300,9 @@@ EO
      # check whether xmm clobbers are supported
      check_inline_asm xmm_clobbers '"":::"%xmm0"'
  
 +    check_inline_asm inline_asm_direct_symbol_refs '"movl '$extern_prefix'test, %eax"' ||
 +        check_inline_asm inline_asm_direct_symbol_refs '"movl '$extern_prefix'test(%rip), %eax"'
 +
      # check whether binutils is new enough to compile SSSE3/MMXEXT
      enabled ssse3  && check_inline_asm ssse3_inline  '"pabsw %xmm0, %xmm0"'
      enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
          elif check_cmd nasm -v; then
              yasmexe=nasm
              yasm_debug="-g -F dwarf"
 -            enabled x86_64 && test "$objformat" = elf && objformat=elf64
 +            if enabled x86_64; then
 +                case "$objformat" in
 +                    elf)   objformat=elf64 ;;
 +                    win32) objformat=win64 ;;
 +                esac
 +            fi
          fi
  
          YASMFLAGS="-f $objformat $yasm_extra"
              die "yasm/nasm not found or too old. Use --disable-yasm for a crippled build."
          check_yasm "vextracti128 xmm0, ymm0, 0"      || disable avx2_external
          check_yasm "vpmacsdd xmm0, xmm1, xmm2, xmm3" || disable xop_external
 -        check_yasm "vfmadd132ps ymm0, ymm1, ymm2"    || disable fma3_external
          check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
          check_yasm "CPU amdnop" || disable cpunop
      fi
  check_code cc arm_neon.h "int16x8_t test = vdupq_n_s16(0)" && enable intrinsics_neon
  
  check_ldflags -Wl,--as-needed
 +check_ldflags -Wl,-z,noexecstack
  
  if check_func dlopen; then
      ldl=
@@@ -5355,15 -4372,6 +5356,15 @@@ elif check_func dlopen -ldl; the
      ldl=-ldl
  fi
  
 +decklink_outdev_extralibs="$decklink_outdev_extralibs $ldl"
 +decklink_indev_extralibs="$decklink_indev_extralibs $ldl"
 +frei0r_filter_extralibs='$ldl'
 +frei0r_src_filter_extralibs='$ldl'
 +ladspa_filter_extralibs='$ldl'
 +nvenc_encoder_extralibs='$ldl'
 +coreimage_filter_extralibs="-framework QuartzCore -framework AppKit -framework OpenGL"
 +coreimagesrc_filter_extralibs="-framework QuartzCore -framework AppKit -framework OpenGL"
 +
  if ! disabled network; then
      check_func getaddrinfo $network_extralibs
      check_func inet_aton $network_extralibs
      check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
      check_type poll.h "struct pollfd"
      check_type netinet/sctp.h "struct sctp_event_subscribe"
 +    check_struct "sys/socket.h" "struct msghdr" msg_flags
      check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
      check_type netinet/in.h "struct sockaddr_in6"
      check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
  fi
  
  check_builtin atomic_cas_ptr atomic.h "void **ptr; void *oldval, *newval; atomic_cas_ptr(ptr, oldval, newval)"
 +check_builtin atomic_compare_exchange "" "int *ptr, *oldval; int newval; __atomic_compare_exchange_n(ptr, oldval, newval, 0, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST)"
  check_builtin machine_rw_barrier mbarrier.h "__machine_rw_barrier()"
  check_builtin MemoryBarrier windows.h "MemoryBarrier()"
 +check_builtin sarestart signal.h "SA_RESTART"
 +check_builtin sem_timedwait semaphore.h "sem_t *s; sem_init(s,0,0); sem_timedwait(s,0); sem_destroy(s)" -lpthread
  check_builtin sync_val_compare_and_swap "" "int *ptr; int oldval, newval; __sync_val_compare_and_swap(ptr, oldval, newval)"
 +check_builtin gmtime_r time.h "time_t *time; struct tm *tm; gmtime_r(time, tm)"
 +check_builtin localtime_r time.h "time_t *time; struct tm *tm; localtime_r(time, tm)"
 +check_builtin x264_csp_bgr "stdint.h x264.h" "X264_CSP_BGR"
  
  case "$custom_allocator" in
      jemalloc)
@@@ -5430,63 -4431,53 +5431,63 @@@ check_func_headers malloc.h _aligned_ma
  check_func  ${malloc_prefix}memalign            && enable memalign
  check_func  ${malloc_prefix}posix_memalign      && enable posix_memalign
  
 -check_cpp_condition unistd.h "defined(_POSIX_MONOTONIC_CLOCK)" &&
 -    check_func_headers time.h clock_gettime || { check_func_headers time.h clock_gettime -lrt && add_extralibs -lrt && LIBRT="-lrt"; }
 -
 +check_func  access
 +check_func  arc4random
 +check_func_headers time.h clock_gettime || { check_func_headers time.h clock_gettime -lrt && add_extralibs -lrt && LIBRT="-lrt"; }
  check_func  fcntl
  check_func  fork
  check_func  gethrtime
  check_func  getopt
  check_func  getrusage
  check_func  gettimeofday
 -check_func  gmtime_r
  check_func  isatty
 -check_func  localtime_r
  check_func  mach_absolute_time
  check_func  mkstemp
  check_func  mmap
  check_func  mprotect
  # Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
 -check_func_headers time.h nanosleep || { check_func_headers time.h nanosleep -lrt && add_extralibs -lrt; }
 +check_func_headers time.h nanosleep || { check_func_headers time.h nanosleep -lrt && add_extralibs -lrt && LIBRT="-lrt"; }
  check_func  sched_getaffinity
  check_func  setrlimit
 +check_struct "sys/stat.h" "struct stat" st_mtim.tv_nsec -D_BSD_SOURCE
  check_func  strerror_r
  check_func  sysconf
  check_func  sysctl
  check_func  usleep
  
 +check_func_headers conio.h kbhit
  check_func_headers io.h setmode
 +check_func_headers lzo/lzo1x.h lzo1x_999_compress
  check_func_headers stdlib.h getenv
 +check_func_headers sys/stat.h lstat
  
  check_func_headers windows.h CoTaskMemFree -lole32
  check_func_headers windows.h GetProcessAffinityMask
  check_func_headers windows.h GetProcessTimes
  check_func_headers windows.h GetSystemTimeAsFileTime
 -check_func_headers windows.h LoadLibrary
  check_func_headers windows.h MapViewOfFile
 +check_func_headers windows.h PeekNamedPipe
  check_func_headers windows.h SetConsoleTextAttribute
 +check_func_headers windows.h SetConsoleCtrlHandler
  check_func_headers windows.h Sleep
  check_func_headers windows.h VirtualAlloc
  check_struct windows.h "CONDITION_VARIABLE" Ptr
 +check_func_headers glob.h glob
 +enabled xlib &&
 +    check_func_headers "X11/Xlib.h X11/extensions/Xvlib.h" XvGetPortAttribute -lXv -lX11 -lXext
  
 +check_header AudioToolbox/AudioToolbox.h
  check_header direct.h
 +check_header dirent.h
  check_header dlfcn.h
  check_header d3d11.h
  check_header dxva.h
 -check_header dxva2api.h
 +check_header dxva2api.h -D_WIN32_WINNT=0x0600
  check_header io.h
 +check_header libcrystalhd/libcrystalhd_if.h
  check_header mach/mach_time.h
  check_header malloc.h
 +check_header net/udplite.h
  check_header poll.h
  check_header sys/mman.h
  check_header sys/param.h
@@@ -5494,34 -4485,24 +5495,34 @@@ check_header sys/resource.
  check_header sys/select.h
  check_header sys/time.h
  check_header sys/un.h
 +check_header termios.h
  check_header unistd.h
  check_header valgrind/valgrind.h
  check_header vdpau/vdpau.h
  check_header vdpau/vdpau_x11.h
  check_header VideoDecodeAcceleration/VDADecoder.h
 +check_header VideoToolbox/VideoToolbox.h
 +check_func_headers VideoToolbox/VTCompressionSession.h VTCompressionSessionPrepareToEncodeFrames -framework VideoToolbox
 +enabled videotoolbox && check_func_headers CoreVideo/CVImageBuffer.h kCVImageBufferColorPrimaries_ITU_R_2020 -framework CoreVideo
  check_header windows.h
  check_header X11/extensions/XvMClib.h
 +check_header asm/types.h
  
  check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
  check_lib2 "windows.h wincrypt.h" CryptGenRandom -ladvapi32
  check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
 +check_lib "CoreServices/CoreServices.h" UTGetOSTypeFromString "-framework CoreServices"
  
  check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
  
  check_type "windows.h dxva.h" "DXVA_PicParams_HEVC" -DWINAPI_FAMILY=WINAPI_FAMILY_DESKTOP_APP -D_CRT_BUILD_DESKTOP_APP=0
 +check_type "windows.h dxva.h" "DXVA_PicParams_VP9" -DWINAPI_FAMILY=WINAPI_FAMILY_DESKTOP_APP -D_CRT_BUILD_DESKTOP_APP=0
  check_type "windows.h d3d11.h" "ID3D11VideoDecoder"
 +check_type "windows.h d3d11.h" "ID3D11VideoContext"
  check_type "d3d9.h dxva2api.h" DXVA2_ConfigPictureDecode -D_WIN32_WINNT=0x0602
  
 +check_type "va/va.h" "VAPictureParameterBufferHEVC"
 +check_type "va/va.h" "VADecPictureParameterBufferVP9"
  check_type "va/va.h va/va_vpp.h" "VAProcPipelineParameterBuffer"
  check_type "va/va.h va/va_enc_h264.h" "VAEncPictureParameterBufferH264"
  check_type "va/va.h va/va_enc_hevc.h" "VAEncPictureParameterBufferHEVC"
@@@ -5529,48 -4510,28 +5530,48 @@@ check_type "va/va.h va/va_enc_jpeg.h" "
  
  check_type "vdpau/vdpau.h" "VdpPictureInfoHEVC"
  
 +check_type "cuviddec.h" "CUVIDH264PICPARAMS"
 +check_type "cuviddec.h" "CUVIDHEVCPICPARAMS"
 +check_type "cuviddec.h" "CUVIDVC1PICPARAMS"
 +check_type "cuviddec.h" "CUVIDVP9PICPARAMS"
 +
 +check_cpp_condition windows.h "!WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)" && enable winrt || disable winrt
 +
  if ! disabled w32threads && ! enabled pthreads; then
      check_func_headers "windows.h process.h" _beginthreadex &&
          enable w32threads || disable w32threads
 +    if ! enabled w32threads && enabled winrt; then
 +        check_func_headers "windows.h" CreateThread &&
 +            enable w32threads || disable w32threads
 +    fi
  fi
  
  # check for some common methods of building with pthread support
  # do this before the optional library checks as some of them require pthreads
 -if ! disabled pthreads && ! enabled w32threads; then
 +if ! disabled pthreads && ! enabled w32threads && ! enabled os2threads; then
      enable pthreads
 -    if check_func pthread_join -pthread; then
 +    if check_func pthread_join -pthread && check_func pthread_create -pthread; then
          add_cflags -pthread
          add_extralibs -pthread
 -    elif check_func pthread_join -pthreads; then
 +    elif check_func pthread_join -pthreads && check_func pthread_create -pthreads; then
          add_cflags -pthreads
          add_extralibs -pthreads
 -    elif check_func pthread_join -lpthreadGC2; then
 +    elif check_func pthread_join -ldl -pthread && check_func pthread_create -ldl -pthread; then
 +        add_cflags -ldl -pthread
 +        add_extralibs -ldl -pthread
 +    elif check_func pthread_join -lpthreadGC2 && check_func pthread_create -lpthreadGC2; then
          add_extralibs -lpthreadGC2
 -    elif check_lib pthread.h pthread_join -lpthread; then
 +    elif check_lib pthread.h pthread_join -lpthread && check_lib pthread.h pthread_create -lpthread; then
          :
 -    elif ! check_func pthread_join; then
 +    elif ! check_func pthread_join && ! check_func pthread_create; then
          disable pthreads
      fi
 +    check_code cc "pthread.h" "static pthread_mutex_t atomic_lock = PTHREAD_MUTEX_INITIALIZER" || disable pthreads
 +fi
 +
 +
 +if enabled pthreads; then
 +  check_func pthread_cancel
  fi
  
  enabled pthreads &&
  
  disabled  zlib || check_lib   zlib.h      zlibVersion -lz   || disable  zlib
  disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
 +disabled  lzma || check_lib2  lzma.h lzma_version_number -llzma || disable lzma
  
  check_lib math.h sin -lm && LIBM="-lm"
 -enabled vaapi && require vaapi va/va.h vaInitialize -lva
 +disabled crystalhd || check_lib libcrystalhd/libcrystalhd_if.h DtsCrystalHDVersion -lcrystalhd || disable crystalhd
  
  atan2f_args=2
 +copysign_args=2
 +hypot_args=2
  ldexpf_args=2
  powf_args=2
  
@@@ -5593,153 -4551,77 +5594,153 @@@ for func in $MATH_FUNCS; d
      eval check_mathfunc $func \${${func}_args:-1}
  done
  
 +for func in $COMPLEX_FUNCS; do
 +    eval check_complexfunc $func \${${func}_args:-1}
 +done
 +
 +# Enable CUVID by default if CUDA is enabled
 +if enabled cuda && ! disabled cuvid; then
 +    enable cuvid
 +fi
 +
  # these are off by default, so fail if requested and not available
 -enabled avisynth          && { check_lib2 "avisynth/avisynth_c.h windows.h" LoadLibrary ||
 -                               check_lib2 "avxsynth/avxsynth_c.h dlfcn.h" dlopen -ldl   ||
 -                               die "ERROR: LoadLibrary/dlopen not found, or avisynth header not found"; }
 -enabled cuda              && check_lib cuda.h cuInit -lcuda
 +enabled avfoundation_indev && { check_header_objcc AVFoundation/AVFoundation.h || disable avfoundation_indev; }
 +enabled avfoundation_indev && { check_lib2 CoreGraphics/CoreGraphics.h CGGetActiveDisplayList -framework CoreGraphics ||
 +                                check_lib2 ApplicationServices/ApplicationServices.h CGGetActiveDisplayList -framework ApplicationServices; }
 +enabled avisynth          && { { check_lib2 "windows.h" LoadLibrary; } ||
 +                               { check_lib2 "dlfcn.h" dlopen -ldl; } ||
 +                               die "ERROR: LoadLibrary/dlopen not found for avisynth"; }
 +enabled cuda              && { check_lib cuda.h cuInit -lcuda ||
 +                               die "ERROR: CUDA not found"; }
 +enabled cuvid             && { check_lib cuviddec.h cuvidCreateDecoder -lnvcuvid ||
 +                               die "ERROR: CUVID not found"; } &&
 +                             { enabled cuda ||
 +                               die "ERROR: CUVID requires CUDA"; }
 +enabled chromaprint       && require chromaprint chromaprint.h chromaprint_get_version -lchromaprint
 +enabled coreimage_filter  && { check_header_objcc QuartzCore/CoreImage.h || disable coreimage_filter; }
 +enabled coreimagesrc_filter && { check_header_objcc QuartzCore/CoreImage.h || disable coreimagesrc_filter; }
 +enabled decklink          && { check_header DeckLinkAPI.h || die "ERROR: DeckLinkAPI.h header not found"; }
  enabled frei0r            && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
 +enabled gmp               && require2 gmp gmp.h mpz_export -lgmp
  enabled gnutls            && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
 +enabled jni               && { [ $target_os = "android" ] && check_header jni.h && enabled pthreads &&
 +                               check_lib2 "dlfcn.h" dlopen -ldl; }
 +enabled ladspa            && { check_header ladspa.h || die "ERROR: ladspa.h header not found"; }
 +enabled libiec61883       && require libiec61883 libiec61883/iec61883.h iec61883_cmp_connect -lraw1394 -lavc1394 -lrom1394 -liec61883
 +enabled libass            && require_pkg_config libass ass/ass.h ass_library_init
 +enabled libbluray         && require_pkg_config libbluray libbluray/bluray.h bd_open
  enabled libbs2b           && require_pkg_config libbs2b bs2b.h bs2b_open
 -enabled libdcadec         && require libdcadec libdcadec/dca_context.h dcadec_context_create -ldcadec
 +enabled libcelt           && require libcelt celt/celt.h celt_decode -lcelt0 &&
 +                             { check_lib celt/celt.h celt_decoder_create_custom -lcelt0 ||
 +                               die "ERROR: libcelt must be installed and version must be >= 0.11.0."; }
 +enabled libcaca           && require_pkg_config caca caca.h caca_create_canvas
 +enabled libebur128        && require ebur128 ebur128.h ebur128_relative_threshold -lebur128
  enabled libfaac           && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
 -enabled libfdk_aac        && require_pkg_config fdk-aac "fdk-aac/aacenc_lib.h" aacEncOpen
 +enabled libfdk_aac        && { use_pkg_config fdk-aac "fdk-aac/aacenc_lib.h" aacEncOpen ||
 +                               { require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac &&
 +                                 warn "using libfdk without pkg-config"; } }
 +flite_libs="-lflite_cmu_time_awb -lflite_cmu_us_awb -lflite_cmu_us_kal -lflite_cmu_us_kal16 -lflite_cmu_us_rms -lflite_cmu_us_slt -lflite_usenglish -lflite_cmulex -lflite"
 +enabled libflite          && require2 libflite "flite/flite.h" flite_init $flite_libs
 +enabled fontconfig        && enable libfontconfig
  enabled libfontconfig     && require_pkg_config fontconfig "fontconfig/fontconfig.h" FcInit
 -enabled libfreetype       && require_pkg_config freetype2 "ft2build.h FT_FREETYPE_H" FT_Init_FreeType
 +enabled libfreetype       && require_libfreetype
 +enabled libfribidi        && require_pkg_config fribidi fribidi.h fribidi_version_info
 +enabled libgme            && require  libgme gme/gme.h gme_new_emu -lgme -lstdc++
  enabled libgsm            && { for gsm_hdr in "gsm.h" "gsm/gsm.h"; do
                                     check_lib "${gsm_hdr}" gsm_create -lgsm && break;
                                 done || die "ERROR: libgsm not found"; }
  enabled libilbc           && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
  enabled libkvazaar        && require_pkg_config "kvazaar >= 0.8.1" kvazaar.h kvz_api_get
  enabled libmfx            && require_pkg_config libmfx "mfx/mfxvideo.h" MFXInit
 +enabled libmodplug        && require_pkg_config libmodplug libmodplug/modplug.h ModPlug_Load
  enabled libmp3lame        && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
 +enabled libnut            && require libnut libnut.h nut_demuxer_init -lnut
  enabled libnpp            && require libnpp npp.h nppGetLibVersion -lnppi -lnppc
  enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
  enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
 -enabled libopencv         && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
 +enabled libopencv         && { check_header opencv2/core/core_c.h &&
 +                               { use_pkg_config opencv opencv2/core/core_c.h cvCreateImageHeader ||
 +                                 require opencv opencv2/core/core_c.h cvCreateImageHeader -lopencv_core -lopencv_imgproc; } ||
 +                               require_pkg_config opencv opencv/cxcore.h cvCreateImageHeader; }
  enabled libopenh264       && require_pkg_config openh264 wels/codec_api.h WelsGetCodecVersion
 -enabled libopenjpeg       && { { check_header openjpeg.h && check_lib2 openjpeg.h opj_version -lopenjpeg -DOPJ_STATIC; } ||
 -                               { require_pkg_config libopenjpeg1 openjpeg.h opj_version -DOPJ_STATIC; } }
 +enabled libopenjpeg       && { check_lib openjpeg-2.1/openjpeg.h opj_version -lopenjp2 -DOPJ_STATIC ||
 +                               check_lib openjpeg-2.0/openjpeg.h opj_version -lopenjp2 -DOPJ_STATIC ||
 +                               check_lib openjpeg-1.5/openjpeg.h opj_version -lopenjpeg -DOPJ_STATIC ||
 +                               check_lib openjpeg.h opj_version -lopenjpeg -DOPJ_STATIC ||
 +                               die "ERROR: libopenjpeg not found"; }
  enabled libopus           && require_pkg_config opus opus_multistream.h opus_multistream_decoder_create
 -enabled libpulse          && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
 +enabled libpulse          && require_pkg_config libpulse pulse/pulseaudio.h pa_context_new
  enabled librtmp           && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
 +enabled librubberband     && require_pkg_config "rubberband >= 1.8.1" rubberband/rubberband-c.h rubberband_new
  enabled libschroedinger   && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
 +enabled libshine          && require_pkg_config shine shine/layer3.h shine_encode_buffer
 +enabled libsmbclient      && { use_pkg_config smbclient libsmbclient.h smbc_init ||
 +                               require smbclient libsmbclient.h smbc_init -lsmbclient; }
  enabled libsnappy         && require snappy snappy-c.h snappy_compress -lsnappy
 +enabled libsoxr           && require libsoxr soxr.h soxr_create -lsoxr && LIBSOXR="-lsoxr"
 +enabled libssh            && require_pkg_config libssh libssh/sftp.h sftp_init
  enabled libspeex          && require_pkg_config speex speex/speex.h speex_decoder_init -lspeex
 +enabled libtesseract      && require_pkg_config tesseract tesseract/capi.h TessBaseAPICreate
  enabled libtheora         && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
 -enabled libtwolame        && require libtwolame twolame.h twolame_init -ltwolame
 -enabled libvo_aacenc      && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
 +enabled libtwolame        && require libtwolame twolame.h twolame_init -ltwolame &&
 +                             { check_lib twolame.h twolame_encode_buffer_float32_interleaved -ltwolame ||
 +                               die "ERROR: libtwolame must be installed and version must be >= 0.3.10"; }
 +enabled libutvideo        && { require_cpp utvideo "stdint.h stdlib.h utvideo/utvideo.h utvideo/Codec.h" 'CCodec*' -lutvideo -lstdc++ &&
 +                               check_cpp_condition utvideo/utvideo.h "!defined(UTVIDEO_VERSION_MAJOR) || UTVIDEO_VERSION_MAJOR < 15 || UTVIDEO_VERSION_MAJOR == 15 && UTVIDEO_VERSION_MINOR < 4" ||
 +                               die "ERROR: libutvideo version must be <= 15.3.0."; }
 +enabled libv4l2           && require_pkg_config libv4l2 libv4l2.h v4l2_ioctl
 +enabled libvidstab        && require_pkg_config "vidstab >= 0.98" vid.stab/libvidstab.h vsMotionDetectInit
  enabled libvo_amrwbenc    && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
  enabled libvorbis         && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
 -enabled libvpx            && require_pkg_config "vpx >= 1.3.0" vpx/vpx_codec.h vpx_codec_version && {
 +
 +enabled libvpx            && {
      enabled libvpx_vp8_decoder && {
 -        check_pkg_config vpx "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_vp8_dx ||
 -            disable libvpx_vp8_decoder;
 +        use_pkg_config "vpx >= 0.9.1" "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_vp8_dx ||
 +            check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
 +                die "ERROR: libvpx decoder version must be >=0.9.1";
      }
      enabled libvpx_vp8_encoder && {
 -        check_pkg_config vpx "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_vp8_cx ||
 -            disable libvpx_vp8_encoder;
 +        use_pkg_config "vpx >= 0.9.7" "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_vp8_cx ||
 +            check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_enc_init_ver VP8E_SET_MAX_INTRA_BITRATE_PCT" -lvpx ||
 +                die "ERROR: libvpx encoder version must be >=0.9.7";
      }
      enabled libvpx_vp9_decoder && {
 -        check_pkg_config vpx "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_vp9_dx ||
 -            disable libvpx_vp9_decoder;
 +        use_pkg_config "vpx >= 1.3.0" "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_vp9_dx ||
 +            check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_vp9_dx" -lvpx ||
 +                disable libvpx_vp9_decoder;
      }
      enabled libvpx_vp9_encoder && {
 -        check_pkg_config vpx "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_vp9_cx ||
 -            disable libvpx_vp9_encoder;
 +        use_pkg_config "vpx >= 1.3.0" "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_vp9_cx ||
 +            check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_vp9_cx VP9E_SET_AQ_MODE" -lvpx ||
 +                disable libvpx_vp9_encoder;
      }
      if disabled_all libvpx_vp8_decoder libvpx_vp9_decoder libvpx_vp8_encoder libvpx_vp9_encoder; then
          die "libvpx enabled but no supported decoders found"
      fi
  }
 +
  enabled libwavpack        && require libwavpack wavpack/wavpack.h WavpackOpenFileOutput  -lwavpack
 -enabled libwebp           && require_pkg_config libwebp webp/encode.h WebPGetEncoderVersion
 -enabled libx264           && require_pkg_config x264 "stdint.h x264.h" x264_encoder_encode &&
 +enabled libwebp           && {
 +    enabled libwebp_encoder      && require_pkg_config "libwebp >= 0.2.0" webp/encode.h WebPGetEncoderVersion
 +    enabled libwebp_anim_encoder && { use_pkg_config "libwebpmux >= 0.4.0" webp/mux.h WebPAnimEncoderOptionsInit || disable libwebp_anim_encoder; } }
 +enabled libx264           && { use_pkg_config x264 "stdint.h x264.h" x264_encoder_encode ||
 +                               { require libx264 x264.h x264_encoder_encode -lx264 &&
 +                                 warn "using libx264 without pkg-config"; } } &&
                               { check_cpp_condition x264.h "X264_BUILD >= 118" ||
 -                               die "ERROR: libx264 version must be >= 0.118."; } &&
 +                               die "ERROR: libx264 must be installed and version must be >= 0.118."; } &&
                               { check_cpp_condition x264.h "X264_MPEG2" &&
                                 enable libx262; }
  enabled libx265           && require_pkg_config x265 x265.h x265_api_get &&
 -                             { check_cpp_condition x265.h "X265_BUILD >= 57" ||
 -                               die "ERROR: libx265 version must be >= 57."; }
 +                             { check_cpp_condition x265.h "X265_BUILD >= 68" ||
 +                               die "ERROR: libx265 version must be >= 68."; }
  enabled libxavs           && require libxavs xavs.h xavs_encoder_encode -lxavs
  enabled libxvid           && require libxvid xvid.h xvid_global -lxvidcore
 +enabled libzimg           && require_pkg_config zimg zimg.h zimg_get_api_version
 +enabled libzmq            && require_pkg_config libzmq zmq.h zmq_ctx_new
 +enabled libzvbi           && require libzvbi libzvbi.h vbi_decoder_new -lzvbi &&
 +                             { check_cpp_condition libzvbi.h "VBI_VERSION_MAJOR > 0 || VBI_VERSION_MINOR > 2 || VBI_VERSION_MINOR == 2 && VBI_VERSION_MICRO >= 28" ||
 +                               enabled gpl || die "ERROR: libzvbi requires version 0.2.28 or --enable-gpl."; }
 +enabled mediacodec        && { enabled jni || die "ERROR: mediacodec requires --enable-jni"; }
  enabled mmal              && { check_lib interface/mmal/mmal.h mmal_port_connect -lmmal_core -lmmal_util -lmmal_vc_client -lbcm_host ||
                                  { ! enabled cross_compile && {
                                      add_cflags -isystem/opt/vc/include/ -isystem/opt/vc/include/interface/vmcs_host/linux -isystem/opt/vc/include/interface/vcos/pthreads -fgnu89-inline ;
                                      check_lib interface/mmal/mmal.h mmal_port_connect ; }
                                  check_lib interface/mmal/mmal.h mmal_port_connect ; } ||
                                 die "ERROR: mmal not found"; }
- enabled mmal &&
-     (check_code cc interface/mmal/mmal.h "MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS" ||
-      die "ERROR: mmal firmware headers too old")
+ enabled mmal && check_func_headers interface/mmal/mmal.h "MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS"
 +
 +enabled netcdf            && require_pkg_config netcdf netcdf.h nc_inq_libvers
 +enabled nvenc             && { check_header nvEncodeAPI.h || die "ERROR: nvEncodeAPI.h not found."; } &&
 +                             { check_cpp_condition nvEncodeAPI.h "NVENCAPI_MAJOR_VERSION >= 6" ||
 +                               die "ERROR: NVENC API version 5 or older is not supported"; } &&
 +                             { [ $target_os != cygwin ] || die "ERROR: NVENC is not supported on Cygwin currently."; }
 +enabled openal            && { { for al_libs in "${OPENAL_LIBS}" "-lopenal" "-lOpenAL32"; do
 +                               check_lib 'AL/al.h' alGetError "${al_libs}" && break; done } ||
 +                               die "ERROR: openal not found"; } &&
 +                             { check_cpp_condition "AL/al.h" "defined(AL_VERSION_1_1)" ||
 +                               die "ERROR: openal must be installed and version must be 1.1 or compatible"; }
 +enabled opencl            && { check_lib2 OpenCL/cl.h clEnqueueNDRangeKernel -Wl,-framework,OpenCL ||
 +                               check_lib2 CL/cl.h clEnqueueNDRangeKernel -lOpenCL ||
 +                               die "ERROR: opencl not found"; } &&
 +                             { check_cpp_condition "OpenCL/cl.h" "defined(CL_VERSION_1_2)" ||
 +                               check_cpp_condition "CL/cl.h" "defined(CL_VERSION_1_2)" ||
 +                               die "ERROR: opencl must be installed and version must be 1.2 or compatible"; }
 +enabled opengl            && { check_lib GL/glx.h glXGetProcAddress "-lGL" ||
 +                               check_lib2 windows.h wglGetProcAddress "-lopengl32 -lgdi32" ||
 +                               check_lib2 OpenGL/gl3.h glGetError "-Wl,-framework,OpenGL" ||
 +                               check_lib2 ES2/gl.h glGetError "-isysroot=${sysroot} -Wl,-framework,OpenGLES" ||
 +                               die "ERROR: opengl not found."
 +                             }
  enabled omx_rpi && enable omx
  enabled omx               && { check_header OMX_Core.h ||
                                  { ! enabled cross_compile && enabled omx_rpi && {
                                      add_cflags -isystem/opt/vc/include/IL ; }
                                  check_header OMX_Core.h ; } ||
                                 die "ERROR: OpenMAX IL headers not found"; }
 -enabled openssl           && { check_pkg_config openssl openssl/ssl.h SSL_library_init && {
 -                               add_cflags $openssl_cflags && add_extralibs $openssl_libs; }||
 +enabled openssl           && { use_pkg_config openssl openssl/ssl.h SSL_library_init ||
                                 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
                                 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
                                 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
                                 die "ERROR: openssl not found"; }
 -
 -if enabled gnutls; then
 -    { check_lib2 gmp.h mpz_export -lgmp && enable gmp; } ||
 -    { check_lib gcrypt.h gcry_mpi_new -lgcrypt && enable gcrypt; }
 -fi
 +enabled qtkit_indev      && { check_header_objcc QTKit/QTKit.h || disable qtkit_indev; }
  
  # libdc1394 check
  if enabled libdc1394; then
      die "ERROR: No version of libdc1394 found "
  fi
  
 -if enabled nvenc; then
 -    enabled cuda || check_header cuda.h || die "ERROR: cuda.h not found."
 -    check_header nvEncodeAPI.h || die "ERROR: nvEncodeAPI.h not found."
 -    check_cpp_condition nvEncodeAPI.h "NVENCAPI_MAJOR_VERSION >= 5" ||
 -        die "ERROR: NVENC API version 4 or older is not supported"
 +if enabled gcrypt; then
 +    GCRYPT_CONFIG="${cross_prefix}libgcrypt-config"
 +    if "${GCRYPT_CONFIG}" --version > /dev/null 2>&1; then
 +        gcrypt_cflags=$("${GCRYPT_CONFIG}" --cflags)
 +        gcrypt_libs=$("${GCRYPT_CONFIG}" --libs)
 +        check_func_headers gcrypt.h gcry_mpi_new $gcrypt_cflags $gcrypt_libs ||
 +            die "ERROR: gcrypt not found"
 +        add_cflags $gcrypt_cflags && add_extralibs $gcrypt_libs
 +    else
 +        require2 gcrypt gcrypt.h gcry_mpi_new -lgcrypt
 +    fi
  fi
  
 -if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
 -    check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
 -    check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x010300" $sdl_cflags &&
 -    enable sdl
 +if ! disabled sdl; then
 +    SDL_CONFIG="${cross_prefix}sdl-config"
 +    if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
 +        check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
 +        check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x010300" $sdl_cflags &&
 +        enable sdl
 +    else
 +        if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
 +            sdl_cflags=$("${SDL_CONFIG}" --cflags)
 +            sdl_libs=$("${SDL_CONFIG}" --libs)
 +            check_func_headers SDL_version.h SDL_Linked_Version $sdl_cflags $sdl_libs &&
 +            check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
 +            check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x010300" $sdl_cflags &&
 +            enable sdl
 +        elif enabled sdl ; then
 +            die "ERROR: SDL not found"
 +        else
 +            disable sdl
 +        fi
 +    fi
 +    if test $target_os = "mingw32"; then
 +        sdl_libs="$sdl_libs -mconsole"
 +    fi
  fi
 +enabled sdl && add_cflags $sdl_cflags && add_extralibs $sdl_libs
 +
 +disabled securetransport || { check_func SecIdentityCreate "-Wl,-framework,CoreFoundation -Wl,-framework,Security" &&
 +    check_lib2 "Security/SecureTransport.h Security/Security.h" "SSLCreateContext SecItemImport" "-Wl,-framework,CoreFoundation -Wl,-framework,Security" &&
 +    enable securetransport; }
  
 +disabled schannel || { check_func_headers "windows.h security.h" InitializeSecurityContext -DSECURITY_WIN32 -lsecur32 &&
 +                       check_cpp_condition winerror.h "defined(SEC_I_CONTEXT_EXPIRED)" && enable schannel && add_extralibs -lsecur32; }
 +
 +makeinfo --version > /dev/null 2>&1 && enable makeinfo  || disable makeinfo
 +enabled makeinfo \
 +    && [ 0$(makeinfo --version | grep "texinfo" | sed 's/.*texinfo[^0-9]*\([0-9]*\)\..*/\1/') -ge 5 ] \
 +    && enable makeinfo_html || disable makeinfo_html
 +disabled makeinfo_html && texi2html --help 2> /dev/null | grep -q 'init-file' && enable texi2html || disable texi2html
 +perl -v            > /dev/null 2>&1 && enable perl      || disable perl
  pod2man --help     > /dev/null 2>&1 && enable pod2man   || disable pod2man
 -texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
 +rsync --help 2> /dev/null | grep -q 'contimeout' && enable rsync_contimeout || disable rsync_contimeout
  
  check_header linux/fb.h
 +check_header linux/videodev.h
  check_header linux/videodev2.h
 -check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
 -
 -check_header AVFoundation/AVFoundation.h &&
 -    check_objcflags -fobjc-arc &&
 -    add_extralibs -framework Foundation -framework AVFoundation -framework CoreVideo -framework CoreMedia ||
 -    disable AVFoundation_AVFoundation_h
 +check_code cc linux/videodev2.h "struct v4l2_frmsizeenum vfse; vfse.discrete.width = 0;" && enable_safe struct_v4l2_frmivalenum_discrete
  
  check_header sys/videoio.h
 +check_code cc sys/videoio.h "struct v4l2_frmsizeenum vfse; vfse.discrete.width = 0;" && enable_safe struct_v4l2_frmivalenum_discrete
  
  check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
  # check that WM_CAP_DRIVER_CONNECT is defined to the proper value
  # w32api 3.12 had it defined wrong
  check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
  
 +check_type "dshow.h" IBaseFilter
 +
  # check for ioctl_meteor.h, ioctl_bt848.h and alternatives
  { check_header dev/bktr/ioctl_meteor.h &&
    check_header dev/bktr/ioctl_bt848.h; } ||
  check_header dev/ic/bt8xx.h
  
  check_header sndio.h
 -check_header sys/soundcard.h
 +if check_struct sys/soundcard.h audio_buf_info bytes; then
 +    enable_safe sys/soundcard.h
 +else
 +    check_cc -D__BSD_VISIBLE -D__XSI_VISIBLE <<EOF && add_cppflags -D__BSD_VISIBLE -D__XSI_VISIBLE && enable_safe sys/soundcard.h
 +    #include <sys/soundcard.h>
 +    audio_buf_info abc;
 +EOF
 +fi
  check_header soundcard.h
  
  enabled_any alsa_indev alsa_outdev &&
@@@ -5899,33 -4716,25 +5898,33 @@@ if enabled libcdio; the
      die "ERROR: No usable libcdio/cdparanoia found"
  fi
  
 -check_lib X11/Xlib.h XOpenDisplay -lX11 && enable xlib
 +enabled xlib &&
 +    check_lib X11/Xlib.h XOpenDisplay -lX11 || disable xlib
  
 -if enabled libxcb || enabled x11grab && ! disabled libxcb; then
 -    check_pkg_config xcb-shape xcb/shape.h xcb_shape_rectangles || {
 -        enabled libxcb && die "ERROR: libxcb not found";
 +if ! disabled libxcb; then
 +    check_pkg_config "xcb >= 1.4" xcb/xcb.h xcb_connect || {
 +        enabled libxcb && die "ERROR: libxcb >= 1.4 not found";
      } && disable x11grab && enable libxcb
  
 -    disabled libxcb_shm ||
 +if enabled libxcb; then
 +    disabled libxcb_shm || {
          check_pkg_config xcb-shm xcb/shm.h xcb_shm_attach || {
              enabled libxcb_shm && die "ERROR: libxcb_shm not found";
 -        } && check_header sys/shm.h && enable libxcb_shm
 +        } && check_header sys/shm.h && enable libxcb_shm; }
  
 -    disabled libxcb_xfixes ||
 +    disabled libxcb_xfixes || {
          check_pkg_config xcb-xfixes xcb/xfixes.h xcb_xfixes_get_cursor_image || {
              enabled libxcb_xfixes && die "ERROR: libxcb_xfixes not found";
 -        } && enable libxcb_xfixes
 +        } && enable libxcb_xfixes; }
 +
 +    disabled libxcb_shape || {
 +        check_pkg_config xcb-shape xcb/shape.h xcb_shape_get_rectangles || {
 +            enabled libxcb_shape && die "ERROR: libxcb_shape not found";
 +        } && enable libxcb_shape; }
  
 -    add_cflags "$xcb_event_cflags $xcb_shm_cflags $xcb_xfixes_cflags"
 -    add_extralibs "$xcb_event_libs $xcb_shm_libs $xcb_xfixes_libs"
 +    add_cflags $xcb_cflags $xcb_shm_cflags $xcb_xfixes_cflags $xcb_shape_cflags
 +    add_extralibs $xcb_libs $xcb_shm_libs $xcb_xfixes_libs $xcb_shape_libs
 +fi
  fi
  
  if enabled x11grab; then
      require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
  fi
  
 +check_func_headers "windows.h" CreateDIBSection "$gdigrab_indev_extralibs"
 +
 +enabled dxva2api_h &&
 +    check_cc <<EOF && enable dxva2api_cobj
 +#define _WIN32_WINNT 0x0600
 +#define COBJMACROS
 +#include <windows.h>
 +#include <d3d9.h>
 +#include <dxva2api.h>
 +int main(void) { IDirectXVideoDecoder *o = NULL; IDirectXVideoDecoder_Release(o); return 0; }
 +EOF
 +
 +enabled vaapi &&
 +    check_lib va/va.h vaInitialize -lva ||
 +    disable vaapi
 +
  enabled vaapi &&
      check_code cc "va/va.h" "vaCreateSurfaces(0, 0, 0, 0, 0, 0, 0, 0)" ||
      disable vaapi
@@@ -5969,12 -4762,9 +5968,12 @@@ enabled vdpau &
  
  enabled vdpau && enabled xlib &&
      check_func_headers "vdpau/vdpau.h vdpau/vdpau_x11.h" vdp_device_create_x11 -lvdpau &&
 -    prepend avconv_libs $($ldflags_filter "-lvdpau") &&
 +    prepend ffmpeg_libs $($ldflags_filter "-lvdpau") &&
      enable vdpau_x11
  
 +# Funny iconv installations are not unusual, so check it after all flags have been set
 +disabled iconv || check_func_headers iconv.h iconv || check_lib2 iconv.h iconv -liconv || disable iconv
 +
  enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
  
  # add some useful compiler flags if supported
@@@ -5987,9 -4777,7 +5986,9 @@@ check_cflags -Wwrite-string
  check_cflags -Wtype-limits
  check_cflags -Wundef
  check_cflags -Wmissing-prototypes
 +check_cflags -Wno-pointer-to-int-cast
  check_cflags -Wstrict-prototypes
 +check_cflags -Wempty-body
  enabled extra_warnings && check_cflags -Winline
  enabled extra_warnings && check_cflags -Wcast-qual
  
@@@ -6002,18 -4790,16 +6001,18 @@@ check_disable_warning -Wno-parenthese
  check_disable_warning -Wno-switch
  check_disable_warning -Wno-format-zero-length
  check_disable_warning -Wno-pointer-sign
 +check_disable_warning -Wno-unused-const-variable
  
  # add some linker flags
  check_ldflags -Wl,--warn-common
 -check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
 +check_ldflags -Wl,-rpath-link=libpostproc:libswresample:libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
  enabled rpath && add_ldexeflags -Wl,-rpath,$libdir
 +enabled rpath && add_ldlibflags -Wl,-rpath,$libdir
  test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
  
  # add some strip flags
  # -wN '..@*' is more selective than -x, but not available everywhere.
 -check_stripflags -wN \'..@*\' || check_stripflags -x || strip='true'
 +check_stripflags -wN \'..@*\' || check_stripflags -x
  
  enabled neon_clobber_test &&
      check_ldflags -Wl,--wrap,avcodec_open2              \
                    -Wl,--wrap,avcodec_encode_audio2      \
                    -Wl,--wrap,avcodec_encode_video2      \
                    -Wl,--wrap,avcodec_encode_subtitle    \
 +                  -Wl,--wrap,swr_convert                \
                    -Wl,--wrap,avresample_convert ||
      disable neon_clobber_test
  
@@@ -6035,7 -4820,6 +6034,7 @@@ enabled xmm_clobber_test &
                    -Wl,--wrap,avcodec_encode_audio2      \
                    -Wl,--wrap,avcodec_encode_video2      \
                    -Wl,--wrap,avcodec_encode_subtitle    \
 +                  -Wl,--wrap,swr_convert                \
                    -Wl,--wrap,avresample_convert         \
                    -Wl,--wrap,sws_scale ||
      disable xmm_clobber_test
@@@ -6076,41 -4860,28 +6075,41 @@@ if enabled lto; the
      test "$cc_type" != "$ld_type" && die "LTO requires same compiler and linker"
      check_cflags  -flto
      check_ldflags -flto $cpuflags
 +    disable inline_asm_direct_symbol_refs
  fi
  
  check_optflags $optflags
  check_optflags -fno-math-errno
  check_optflags -fno-signed-zeros
  
 +enabled ftrapv && check_cflags -ftrapv
 +
 +check_cc -mno-red-zone <<EOF && noredzone_flags="-mno-red-zone"
 +int x;
 +EOF
 +
 +
  if enabled icc; then
      # Just warnings, no remarks
      check_cflags -w1
      # -wd: Disable following warnings
      # 144, 167, 556: -Wno-pointer-sign
 +    # 188: enumerated type mixed with another type
      # 1292: attribute "foo" ignored
      # 1419: external declaration in primary source file
      # 10006: ignoring unknown option -fno-signed-zeros
      # 10148: ignoring unknown option -Wno-parentheses
      # 10156: ignoring option '-W'; no argument required
 -    check_cflags -wd144,167,556,1292,1419,10006,10148,10156
 +    # 13200: No EMMS instruction before call to function
 +    # 13203: No EMMS instruction before return from function
 +    check_cflags -wd144,167,188,556,1292,1419,10006,10148,10156,13200,13203
      # 11030: Warning unknown option --as-needed
      # 10156: ignoring option '-export'; no argument required
      check_ldflags -wd10156,11030
      # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
      enable ebp_available
 +    # The test above does not test linking
 +    enabled lto && disable symver_asm_label
      if enabled x86_32; then
          icc_version=$($cc -dumpversion)
          test ${icc_version%%.*} -ge 11 &&
@@@ -6124,17 -4895,13 +6123,17 @@@ elif enabled ccc; the
      add_cflags -msg_disable nonstandcast
      add_cflags -msg_disable unsupieee
  elif enabled gcc; then
 -    check_optflags -fno-tree-vectorize
 +    case $gcc_basever in
 +        4.9*) enabled x86 || check_optflags -fno-tree-vectorize ;;
 +        4.*)                 check_optflags -fno-tree-vectorize ;;
 +        *)    enabled x86 || check_optflags -fno-tree-vectorize ;;
 +    esac
 +    check_cflags -Werror=format-security
      check_cflags -Werror=implicit-function-declaration
      check_cflags -Werror=missing-prototypes
      check_cflags -Werror=return-type
 -    check_cflags -Werror=declaration-after-statement
      check_cflags -Werror=vla
 -    check_cflags -Werror=format-security
 +    check_cflags -Wformat
      check_cflags -fdiagnostics-color=auto
      enabled extra_warnings || check_disable_warning -Wno-maybe-uninitialized
  elif enabled llvm_gcc; then
@@@ -6173,11 -4940,9 +6172,11 @@@ elif enabled_any msvc icl; the
          # (correctly) on icl 13.x.
          check_cpp_condition "windows.h" "__ICL < 1300 || __ICL >= 1400" &&
              add_cflags -Qansi-alias
 -        # icl will pass the inline asm tests but inline asm is currently
 -        # not supported (build will fail)
 -        disable inline_asm
 +        # Some inline asm is not compilable in debug
 +        if enabled debug; then
 +            disable ebp_available
 +            disable ebx_available
 +        fi
      fi
      # msvcrt10 x64 incorrectly enables log2, only msvcrt12 (MSVC 2013) onwards actually has log2.
      check_cpp_condition crtversion.h "_VC_CRT_MAJOR_VERSION >= 12" || disable log2
@@@ -6226,8 -4991,6 +6225,8 @@@ case $target_os i
      ;;
  esac
  
 +enable frame_thread_encoder
 +
  enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
  
  check_deps $CONFIG_LIST       \
             $HAVE_LIST         \
             $ALL_COMPONENTS    \
  
 -enabled_all dxva2 CoTaskMemFree &&
 -    prepend avconv_libs $($ldflags_filter "-lole32") &&
 +enabled threads && ! enabled pthreads && ! enabled atomics_native && die "non pthread threading without atomics not supported, try adding --enable-pthreads or --cpu=i486 or higher if you are on x86"
 +
 +
 +if test $target_os = "haiku"; then
 +    disable memalign
 +    disable posix_memalign
 +fi
 +
 +enabled_all dxva2 dxva2api_cobj CoTaskMemFree &&
 +    prepend ffmpeg_libs $($ldflags_filter "-lole32" "-luser32") &&
      enable dxva2_lib
  
  ! enabled_any memalign posix_memalign aligned_malloc &&
      enabled simd_align_16 && enable memalign_hack
  
 +# add_dep lib dep
 +# -> enable ${lib}_deps_${dep}
 +# -> add $dep to ${lib}_deps only once
 +add_dep() {
 +    lib=$1
 +    dep=$2
 +    enabled "${lib}_deps_${dep}" && return 0
 +    enable  "${lib}_deps_${dep}"
 +    prepend "${lib}_deps" $dep
 +}
 +
 +# merge deps lib components
 +# merge all ${component}_deps into ${lib}_deps and ${lib}_deps_*
 +merge_deps() {
 +    lib=$1
 +    shift
 +    for comp in $*; do
 +        enabled $comp || continue
 +        eval "dep=\"\$${comp}_deps\""
 +        for d in $dep; do
 +            add_dep $lib $d
 +        done
 +    done
 +}
 +
 +merge_deps libavfilter $FILTER_LIST
 +
  map 'enabled $v && intrinsics=${v#intrinsics_}' $INTRINSICS_LIST
  
  for thread in $THREADS_LIST; do
  enabled zlib && add_cppflags -DZLIB_CONST
  
  # conditional library dependencies, in linking order
 +enabled afftfilt_filter     && prepend avfilter_deps "avcodec"
 +enabled amovie_filter       && prepend avfilter_deps "avformat avcodec"
 +enabled aresample_filter    && prepend avfilter_deps "swresample"
 +enabled asyncts_filter      && prepend avfilter_deps "avresample"
 +enabled atempo_filter       && prepend avfilter_deps "avcodec"
 +enabled cover_rect_filter   && prepend avfilter_deps "avformat avcodec"
 +enabled ebur128_filter && enabled swresample && prepend avfilter_deps "swresample"
 +enabled elbg_filter         && prepend avfilter_deps "avcodec"
 +enabled fftfilt_filter      && prepend avfilter_deps "avcodec"
 +enabled find_rect_filter    && prepend avfilter_deps "avformat avcodec"
 +enabled mcdeint_filter      && prepend avfilter_deps "avcodec"
  enabled movie_filter    && prepend avfilter_deps "avformat avcodec"
 +enabled pan_filter          && prepend avfilter_deps "swresample"
 +enabled pp_filter           && prepend avfilter_deps "postproc"
 +enabled removelogo_filter   && prepend avfilter_deps "avformat avcodec swscale"
  enabled resample_filter && prepend avfilter_deps "avresample"
 +enabled sab_filter          && prepend avfilter_deps "swscale"
  enabled scale_filter    && prepend avfilter_deps "swscale"
 +enabled scale2ref_filter    && prepend avfilter_deps "swscale"
 +enabled sofalizer_filter    && prepend avfilter_deps "avcodec"
 +enabled showcqt_filter      && prepend avfilter_deps "avformat avcodec swscale"
 +enabled showfreqs_filter    && prepend avfilter_deps "avcodec"
 +enabled showspectrum_filter && prepend avfilter_deps "avcodec"
 +enabled smartblur_filter    && prepend avfilter_deps "swscale"
 +enabled spectrumsynth_filter && prepend avfilter_deps "avcodec"
 +enabled subtitles_filter    && prepend avfilter_deps "avformat avcodec"
 +enabled uspp_filter         && prepend avfilter_deps "avcodec"
 +
 +enabled lavfi_indev         && prepend avdevice_deps "avfilter"
  
 -enabled opus_decoder    && prepend avcodec_deps "avresample"
 +enabled opus_decoder    && prepend avcodec_deps "swresample"
  
  expand_deps(){
      lib_deps=${1}_deps
      unique $lib_deps
  }
  
 +#we have to remove gpl from the deps here as some code assumes all lib deps are libs
 +postproc_deps="$(filter_out 'gpl' $postproc_deps)"
 +
  map 'expand_deps $v' $LIBRARY_LIST
  
  echo "install prefix            $prefix"
@@@ -6346,9 -5045,6 +6345,9 @@@ echo "ARCH                      $arch (
  if test "$build_suffix" != ""; then
      echo "build suffix              $build_suffix"
  fi
 +if test "$progs_suffix" != ""; then
 +    echo "progs suffix              $progs_suffix"
 +fi
  if test "$extra_version" != ""; then
      echo "version string suffix     $extra_version"
  fi
@@@ -6362,7 -5058,6 +6361,7 @@@ if enabled x86; the
      echo "3DNow! extended enabled   ${amd3dnowext-no}"
      echo "SSE enabled               ${sse-no}"
      echo "SSSE3 enabled             ${ssse3-no}"
 +    echo "AESNI enabled             ${aesni-no}"
      echo "AVX enabled               ${avx-no}"
      echo "XOP enabled               ${xop-no}"
      echo "FMA3 enabled              ${fma3-no}"
@@@ -6382,14 -5077,6 +6381,14 @@@ if enabled arm; the
      echo "ARMv6T2 enabled           ${armv6t2-no}"
      echo "VFP enabled               ${vfp-no}"
      echo "NEON enabled              ${neon-no}"
 +    echo "THUMB enabled             ${thumb-no}"
 +fi
 +if enabled mips; then
 +    echo "MIPS FPU enabled          ${mipsfpu-no}"
 +    echo "MIPS DSP R1 enabled       ${mipsdsp-no}"
 +    echo "MIPS DSP R2 enabled       ${mipsdspr2-no}"
 +    echo "MIPS MSA enabled          ${msa-no}"
 +    echo "LOONGSON MMI enabled      ${mmi-no}"
  fi
  if enabled ppc; then
      echo "AltiVec enabled           ${altivec-no}"
      echo "dcbzl available           ${dcbzl-no}"
  fi
  echo "debug symbols             ${debug-no}"
 +echo "strip symbols             ${stripping-no}"
  echo "optimize for size         ${small-no}"
  echo "optimizations             ${optimizations-no}"
  echo "static                    ${static-no}"
  echo "shared                    ${shared-no}"
 +echo "postprocessing support    ${postproc-no}"
  echo "new filter support        ${avfilter-no}"
  echo "network support           ${network-no}"
  echo "threading support         ${thread_type-no}"
  echo "safe bitstream reader     ${safe_bitstream_reader-no}"
  echo "SDL support               ${sdl-no}"
 +echo "opencl enabled            ${opencl-no}"
 +echo "JNI support               ${jni-no}"
 +echo "texi2html enabled         ${texi2html-no}"
 +echo "perl enabled              ${perl-no}"
 +echo "pod2man enabled           ${pod2man-no}"
 +echo "makeinfo enabled          ${makeinfo-no}"
 +echo "makeinfo supports HTML    ${makeinfo_html-no}"
  test -n "$random_seed" &&
      echo "random seed               ${random_seed}"
  echo
  
 +echo "Enabled programs:"
 +print_enabled '' $PROGRAM_LIST | print_in_columns
 +echo
 +
  echo "External libraries:"
 -print_enabled '' $EXTERNAL_LIBRARY_LIST | print_3_columns
 +print_enabled '' $EXTERNAL_LIBRARY_LIST | print_in_columns
  echo
  
  echo "Libraries:"
 -print_enabled '' $LIBRARY_LIST | print_3_columns
 +print_enabled '' $LIBRARY_LIST | print_in_columns
  echo
  
  for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
      echo "Enabled ${type}s:"
      eval list=\$$(toupper $type)_LIST
 -    print_enabled '_*' $list | print_3_columns
 +    print_enabled '_*' $list | print_in_columns
      echo
  done
  
  echo "Enabled Hardware-accelerated codecs:"
 -print_enabled '' $HW_CODECS_LIST | print_3_columns
 +print_enabled '' $HW_CODECS_LIST | print_in_columns
  echo
  
  license="LGPL version 2.1 or later"
  
  echo "License: $license"
  
 -echo "Creating config.mak and config.h..."
 +echo "Creating config.mak, config.h, and doc/config.texi..."
  
  test -e Makefile || echo "include $source_path/Makefile" > Makefile
  
 -config_files="$TMPH config.mak"
 +enabled stripping || strip="echo skipping strip"
 +
 +config_files="$TMPH config.mak doc/config.texi"
  
  cat > config.mak <<EOF
  # Automatically generated by configure - do not modify!
 -LIBAV_CONFIGURATION=$LIBAV_CONFIGURATION
 +ifndef FFMPEG_CONFIG_MAK
 +FFMPEG_CONFIG_MAK=1
 +FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
  prefix=$prefix
  LIBDIR=\$(DESTDIR)$libdir
  SHLIBDIR=\$(DESTDIR)$shlibdir
@@@ -6478,18 -5148,12 +6477,18 @@@ BINDIR=\$(DESTDIR)$bindi
  DATADIR=\$(DESTDIR)$datadir
  DOCDIR=\$(DESTDIR)$docdir
  MANDIR=\$(DESTDIR)$mandir
 +PKGCONFIGDIR=\$(DESTDIR)$pkgconfigdir
 +INSTALL_NAME_DIR=$install_name_dir
  SRC_PATH=$source_path
 +SRC_LINK=$source_link
 +ifndef MAIN_MAKEFILE
 +SRC_PATH:=\$(SRC_PATH:.%=..%)
 +endif
  CC_IDENT=$cc_ident
  ARCH=$arch
  INTRINSICS=$intrinsics
  CC=$cc
 -OBJCC=$cc
 +CXX=$cxx
  AS=$as
  OBJCC=$objcc
  LD=$ld
@@@ -6504,11 -5168,9 +6503,11 @@@ ARFLAGS=$arflag
  AR_O=$ar_o
  RANLIB=$ranlib
  STRIP=$strip
 +CP=cp -p
  LN_S=$ln_s
  CPPFLAGS=$CPPFLAGS
  CFLAGS=$CFLAGS
 +CXXFLAGS=$CXXFLAGS
  OBJCFLAGS=$OBJCFLAGS
  ASFLAGS=$ASFLAGS
  AS_C=$AS_C
@@@ -6519,23 -5181,16 +6518,23 @@@ OBJCC_O=$OBJCC_
  CC_C=$CC_C
  CC_E=$CC_E
  CC_O=$CC_O
 +CXX_C=$CXX_C
 +CXX_O=$CXX_O
  LD_O=$LD_O
  LD_LIB=$LD_LIB
  LD_PATH=$LD_PATH
  DLLTOOL=$dlltool
 +WINDRES=$windres
 +DEPWINDRES=$dep_cc
 +DOXYGEN=$doxygen
  LDFLAGS=$LDFLAGS
  LDEXEFLAGS=$LDEXEFLAGS
 +LDLIBFLAGS=$LDLIBFLAGS
  SHFLAGS=$(echo $($ldflags_filter $SHFLAGS))
 -STRIPFLAGS=$STRIPFLAGS
 +ASMSTRIPFLAGS=$ASMSTRIPFLAGS
  YASMFLAGS=$YASMFLAGS
  BUILDSUF=$build_suffix
 +PROGSSUF=$progs_suffix
  FULLNAME=$FULLNAME
  LIBPREF=$LIBPREF
  LIBSUF=$LIBSUF
@@@ -6545,7 -5200,6 +6544,7 @@@ SLIBSUF=$SLIBSU
  EXESUF=$EXESUF
  EXTRA_VERSION=$extra_version
  CCDEP=$CCDEP
 +CXXDEP=$CXXDEP
  CCDEP_FLAGS=$CCDEP_FLAGS
  ASDEP=$ASDEP
  ASDEP_FLAGS=$ASDEP_FLAGS
@@@ -6569,13 -5223,13 +6568,13 @@@ HOSTLD_O=$HOSTLD_
  TARGET_EXEC=$target_exec $target_exec_args
  TARGET_PATH=$target_path
  TARGET_SAMPLES=${target_samples:-\$(SAMPLES)}
 -CFLAGS-avplay=$sdl_cflags
 +CFLAGS-ffplay=$sdl_cflags
  ZLIB=$($ldflags_filter -lz)
  LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
  EXTRALIBS=$extralibs
  COMPAT_OBJS=$compat_objs
  EXEOBJS=$exeobjs
 -INSTALL=install
 +INSTALL=$install
  LIBTARGET=${LIBTARGET}
  SLIBNAME=${SLIBNAME}
  SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
@@@ -6586,8 -5240,7 +6585,8 @@@ SLIB_INSTALL_NAME=${SLIB_INSTALL_NAME
  SLIB_INSTALL_LINKS=${SLIB_INSTALL_LINKS}
  SLIB_INSTALL_EXTRA_LIB=${SLIB_INSTALL_EXTRA_LIB}
  SLIB_INSTALL_EXTRA_SHLIB=${SLIB_INSTALL_EXTRA_SHLIB}
 -SAMPLES:=${samples:-\$(LIBAV_SAMPLES)}
 +SAMPLES:=${samples:-\$(FATE_SAMPLES)}
 +NOREDZONE_FLAGS=$noredzone_flags
  EOF
  
  get_version(){
      name=$(toupper $lcname)
      file=$source_path/$lcname/version.h
      eval $(awk "/#define ${name}_VERSION_M/ { print \$2 \"=\" \$3 }" "$file")
 +    enabled raise_major && eval ${name}_VERSION_MAJOR=$((${name}_VERSION_MAJOR+100))
      eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
      eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
      eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
@@@ -6615,26 -5267,18 +6614,26 @@@ map 'print_program_libs $v' $PROGRAM_LI
  
  cat > $TMPH <<EOF
  /* Automatically generated by configure - do not modify! */
 -#ifndef LIBAV_CONFIG_H
 -#define LIBAV_CONFIG_H
 -#define LIBAV_CONFIGURATION "$(c_escape $LIBAV_CONFIGURATION)"
 -#define LIBAV_LICENSE "$(c_escape $license)"
 +#ifndef FFMPEG_CONFIG_H
 +#define FFMPEG_CONFIG_H
 +#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
 +#define FFMPEG_LICENSE "$(c_escape $license)"
 +#define CONFIG_THIS_YEAR 2016
 +#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
  #define AVCONV_DATADIR "$(eval c_escape $datadir)"
  #define CC_IDENT "$(c_escape ${cc_ident:-Unknown compiler})"
 -#define restrict $_restrict
 +#define av_restrict $_restrict
  #define EXTERN_PREFIX "${extern_prefix}"
  #define EXTERN_ASM ${extern_prefix}
 +#define BUILDSUF "$build_suffix"
  #define SLIBSUF "$SLIBSUF"
 +#define HAVE_MMX2 HAVE_MMXEXT
 +#define SWS_MAX_FILTER_SIZE $sws_max_filter_size
  EOF
  
 +test -n "$assert_level" &&
 +    echo "#define ASSERT_LEVEL $assert_level" >>$TMPH
 +
  test -n "$malloc_prefix" &&
      echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
  
  
  enabled getenv || echo "#define getenv(x) NULL" >> $TMPH
  
 +
 +mkdir -p doc
 +mkdir -p tests
 +mkdir -p tests/api
 +echo "@c auto-generated by configure - do not modify! " > doc/config.texi
 +
  print_config ARCH_   "$config_files" $ARCH_LIST
  print_config HAVE_   "$config_files" $HAVE_LIST
  print_config CONFIG_ "$config_files" $CONFIG_LIST       \
                                       $CONFIG_EXTRA      \
                                       $ALL_COMPONENTS    \
  
 -echo "#endif /* LIBAV_CONFIG_H */" >> $TMPH
 +echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
 +echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
  
  # Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
  cp_if_changed $TMPH config.h
@@@ -6678,10 -5315,7 +6677,10 @@@ echo "#endif /* AVUTIL_AVCONFIG_H */" >
  
  cp_if_changed $TMPH libavutil/avconfig.h
  
 -test -n "$WARNINGS" && printf "\n$WARNINGS"
 +if test -n "$WARNINGS"; then
 +    printf "\n%s%s$WARNINGS%s" "$warn_color" "$bold_color" "$reset_color"
 +    enabled fatal_warnings && exit 1
 +fi
  
  # generate the lists of enabled components
  print_enabled_components(){
@@@ -6703,7 -5337,7 +6702,7 @@@ print_enabled_components libavformat/pr
  # build pkg-config files
  
  lib_version(){
 -    eval printf "\"lib${1} >= \$LIB$(toupper ${1})_VERSION, \""
 +    eval printf "\"lib${1}${build_suffix} >= \$LIB$(toupper ${1})_VERSION, \""
  }
  
  pkgconfig_generate(){
      requires=${requires%, }
      enabled ${name#lib} || return 0
      mkdir -p $name
 -    cat <<EOF > $name/$name.pc
 +    cat <<EOF > $name/$name${build_suffix}.pc
  prefix=$prefix
  exec_prefix=\${prefix}
  libdir=$libdir
@@@ -6728,36 -5362,30 +6727,36 @@@ Version: $versio
  Requires: $(enabled shared || echo $requires)
  Requires.private: $(enabled shared && echo $requires)
  Conflicts:
 -Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
 +Libs: -L\${libdir} $(enabled rpath && echo "-Wl,-rpath,\${libdir}") -l${shortname} $(enabled shared || echo $libs)
  Libs.private: $(enabled shared && echo $libs)
  Cflags: -I\${includedir}
  EOF
 -    cat <<EOF > $name/$name-uninstalled.pc
 +
 +mkdir -p doc/examples/pc-uninstalled
 +includedir=${source_path}
 +[ "$includedir" = . ] && includedir="\${pcfiledir}/../../.."
 +    cat <<EOF > doc/examples/pc-uninstalled/$name.pc
  prefix=
  exec_prefix=
 -libdir=\${pcfiledir}
 -includedir=${source_path}
 +libdir=\${pcfiledir}/../../../$name
 +includedir=${includedir}
  
  Name: $name
  Description: $comment
  Version: $version
  Requires: $requires
  Conflicts:
 -Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
 +Libs: -L\${libdir} -Wl,-rpath,\${libdir} -l${shortname} $(enabled shared || echo $libs)
  Cflags: -I\${includedir}
  EOF
  }
  
 -pkgconfig_generate libavutil     "Libav utility library"          "$LIBAVUTIL_VERSION"     "$LIBRT $LIBM"
 -pkgconfig_generate libavcodec    "Libav codec library"            "$LIBAVCODEC_VERSION"    "$extralibs"
 -pkgconfig_generate libavformat   "Libav container format library" "$LIBAVFORMAT_VERSION"   "$extralibs"
 -pkgconfig_generate libavdevice   "Libav device handling library"  "$LIBAVDEVICE_VERSION"   "$extralibs"
 -pkgconfig_generate libavfilter   "Libav video filtering library"  "$LIBAVFILTER_VERSION"   "$extralibs"
 -pkgconfig_generate libavresample "Libav audio resampling library" "$LIBAVRESAMPLE_VERSION" "$LIBM"
 -pkgconfig_generate libswscale    "Libav image rescaling library"  "$LIBSWSCALE_VERSION"    "$LIBM"
 +pkgconfig_generate libavutil     "FFmpeg utility library"               "$LIBAVUTIL_VERSION"     "$LIBRT $LIBM"
 +pkgconfig_generate libavcodec    "FFmpeg codec library"                 "$LIBAVCODEC_VERSION"    "$extralibs"
 +pkgconfig_generate libavformat   "FFmpeg container format library"      "$LIBAVFORMAT_VERSION"   "$extralibs"
 +pkgconfig_generate libavdevice   "FFmpeg device handling library"       "$LIBAVDEVICE_VERSION"   "$extralibs"
 +pkgconfig_generate libavfilter   "FFmpeg audio/video filtering library" "$LIBAVFILTER_VERSION"   "$extralibs"
 +pkgconfig_generate libpostproc   "FFmpeg postprocessing library"        "$LIBPOSTPROC_VERSION"   ""
 +pkgconfig_generate libavresample "Libav audio resampling library"       "$LIBAVRESAMPLE_VERSION" "$LIBM"
 +pkgconfig_generate libswscale    "FFmpeg image rescaling library"       "$LIBSWSCALE_VERSION"    "$LIBM"
 +pkgconfig_generate libswresample "FFmpeg audio resampling library"      "$LIBSWRESAMPLE_VERSION" "$LIBM $LIBSOXR"
diff --combined libavcodec/mmaldec.c
@@@ -2,20 -2,20 +2,20 @@@
   * MMAL Video Decoder
   * Copyright (c) 2015 Rodger Combs
   *
 - * This file is part of Libav.
 + * This file is part of FFmpeg.
   *
 - * Libav is free software; you can redistribute it and/or
 + * FFmpeg is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 of the License, or (at your option) any later version.
   *
 - * Libav is distributed in the hope that it will be useful,
 + * FFmpeg is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
 - * License along with Libav; if not, write to the Free Software
 + * License along with FFmpeg; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
   */
  
@@@ -357,19 -357,16 +357,19 @@@ static av_cold int ffmmal_init_decoder(
      format_in = decoder->input[0]->format;
      format_in->type = MMAL_ES_TYPE_VIDEO;
      switch (avctx->codec_id) {
 -    case AV_CODEC_ID_MPEG2VIDEO:
 -        format_in->encoding = MMAL_ENCODING_MP2V;
 -        break;
 -    case AV_CODEC_ID_VC1:
 -        format_in->encoding = MMAL_ENCODING_WVC1;
 -        break;
 -    case AV_CODEC_ID_H264:
 -    default:
 -        format_in->encoding = MMAL_ENCODING_H264;
 -        break;
 +        case AV_CODEC_ID_MPEG2VIDEO:
 +            format_in->encoding = MMAL_ENCODING_MP2V;
 +            break;
 +        case AV_CODEC_ID_MPEG4:
 +            format_in->encoding = MMAL_ENCODING_MP4V;
 +            break;
 +        case AV_CODEC_ID_VC1:
 +            format_in->encoding = MMAL_ENCODING_WVC1;
 +            break;
 +        case AV_CODEC_ID_H264:
 +        default:
 +            format_in->encoding = MMAL_ENCODING_H264;
 +            break;
      }
      format_in->es->video.width = FFALIGN(avctx->width, 32);
      format_in->es->video.height = FFALIGN(avctx->height, 16);
      av_get_codec_tag_string(tmp, sizeof(tmp), format_in->encoding);
      av_log(avctx, AV_LOG_DEBUG, "Using MMAL %s encoding.\n", tmp);
  
+ #if HAVE_MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS
      if (mmal_port_parameter_set_uint32(decoder->input[0], MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS,
                                         -1 - ctx->extra_decoder_buffers)) {
          av_log(avctx, AV_LOG_WARNING, "Could not set input buffering limit.\n");
      }
+ #endif
  
      if ((status = mmal_port_format_commit(decoder->input[0])))
          goto fail;
@@@ -796,13 -795,6 +798,13 @@@ AVHWAccel ff_mpeg2_mmal_hwaccel = 
      .pix_fmt    = AV_PIX_FMT_MMAL,
  };
  
 +AVHWAccel ff_mpeg4_mmal_hwaccel = {
 +    .name       = "mpeg4_mmal",
 +    .type       = AVMEDIA_TYPE_VIDEO,
 +    .id         = AV_CODEC_ID_MPEG4,
 +    .pix_fmt    = AV_PIX_FMT_MMAL,
 +};
 +
  AVHWAccel ff_vc1_mmal_hwaccel = {
      .name       = "vc1_mmal",
      .type       = AVMEDIA_TYPE_VIDEO,
@@@ -845,5 -837,4 +847,5 @@@ static const AVOption options[]=
  
  FFMMAL_DEC(h264, AV_CODEC_ID_H264)
  FFMMAL_DEC(mpeg2, AV_CODEC_ID_MPEG2VIDEO)
 +FFMMAL_DEC(mpeg4, AV_CODEC_ID_MPEG4)
  FFMMAL_DEC(vc1, AV_CODEC_ID_VC1)