--mandir=DIR install man page in DIR [PREFIX/share/man]
--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]
Licensing options:
--enable-gpl allow use of GPL code, the resulting libs
--disable-mdct disable MDCT 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:
--disable-dxva2 disable DXVA2 code [autodetect]
native MPEG-4/Xvid encoder exists [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 Blackmagick DeckLink output [no]
--enable-openal enable OpenAL 1.1 capture support [no]
--enable-opencl enable OpenCL code
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):
avio_reading_example
decoding_encoding_example
demuxing_decoding_example
+ extract_mvs_example
filter_audio_example
filtering_audio_example
filtering_video_example
libxvid
libzmq
libzvbi
+ lzma
openal
opencl
opengl
safe_bitstream_reader
shared
small
- sram
static
swscale_alpha
"
dct
dwt
error_resilience
+ faan
fast_unaligned
fft
lsp
lzo
mdct
+ pixelutils
network
rdft
"
neon
vfp
vfpv3
+ setend
"
ARCH_EXT_LIST_MIPS="
libdc1394_1
libdc1394_2
makeinfo
+ makeinfo_html
perl
pod2man
sdl
cabac
dvprofile
exif
+ faandct
+ faanidct
fdctdsp
frame_thread_encoder
gcrypt
rtpdec
rtpenc_chain
sinewin
+ startcode
tpeldsp
videodsp
vp3dsp
+ wma_freqs
"
CMDLINE_SELECT="
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
# subsystems
dct_select="rdft"
error_resilience_select="me_cmp"
+faandct_deps="faan fdctdsp"
+faanidct_deps="faan idctdsp"
frame_thread_encoder_deps="encoders threads"
intrax8_select="error_resilience"
mdct_select="fft"
atrac3p_decoder_select="mdct sinewin"
avrn_decoder_select="exif"
bink_decoder_select="blockdsp hpeldsp"
-binkaudio_dct_decoder_select="mdct rdft dct sinewin"
-binkaudio_rdft_decoder_select="mdct rdft sinewin"
+binkaudio_dct_decoder_select="mdct rdft dct sinewin wma_freqs"
+binkaudio_rdft_decoder_select="mdct rdft sinewin wma_freqs"
cavs_decoder_select="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
cllc_decoder_select="bswapdsp"
comfortnoise_encoder_select="lpc"
h263_encoder_select="aandcttables h263dsp mpegvideoenc"
h263i_decoder_select="h263_decoder"
h263p_encoder_select="h263_encoder"
-h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel videodsp"
+h264_decoder_select="cabac golomb h264chroma h264dsp h264pred h264qpel startcode videodsp"
h264_decoder_suggest="error_resilience"
hevc_decoder_select="bswapdsp cabac golomb videodsp"
huffyuv_decoder_select="bswapdsp huffyuvdsp llviddsp"
rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo videodsp"
shorten_decoder_select="golomb"
sipr_decoder_select="lsp"
-snow_decoder_select="dwt h264qpel hpeldsp rangecoder"
+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"
tak_decoder_select="audiodsp"
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_parser"
truemotion2_decoder_select="bswapdsp"
utvideo_decoder_select="bswapdsp"
utvideo_encoder_select="bswapdsp huffman huffyuvencdsp"
vble_decoder_select="huffyuvdsp"
-vc1_decoder_select="blockdsp error_resilience h263_decoder h264chroma h264qpel intrax8 mpeg_er qpeldsp"
+vc1_decoder_select="blockdsp error_resilience h263_decoder h264chroma h264qpel intrax8 mpeg_er qpeldsp startcode"
vc1image_decoder_select="vc1_decoder"
vorbis_decoder_select="mdct"
vorbis_encoder_select="mdct"
vp9_decoder_select="videodsp vp9_parser"
webp_decoder_select="vp8_decoder"
wmalossless_decoder_select="llauddsp"
-wmapro_decoder_select="mdct sinewin"
-wmav1_decoder_select="mdct sinewin"
-wmav1_encoder_select="mdct sinewin"
-wmav2_decoder_select="mdct sinewin"
-wmav2_encoder_select="mdct sinewin"
+wmapro_decoder_select="mdct sinewin wma_freqs"
+wmav1_decoder_select="mdct sinewin wma_freqs"
+wmav1_encoder_select="mdct sinewin wma_freqs"
+wmav2_decoder_select="mdct sinewin wma_freqs"
+wmav2_encoder_select="mdct sinewin wma_freqs"
wmavoice_decoder_select="lsp rdft dct mdct sinewin"
wmv1_decoder_select="h263_decoder"
wmv1_encoder_select="h263_encoder"
hevc_parser_select="hevc_decoder"
mpegvideo_parser_select="mpegvideo"
mpeg4video_parser_select="error_resilience h263dsp mpeg_er mpegvideo qpeldsp"
-vc1_parser_select="mpegvideo vc1_decoder"
+vc1_parser_select="mpegvideo startcode vc1_decoder"
# external libraries
libaacplus_encoder_deps="libaacplus"
mxf_d10_muxer_select="mxf_muxer"
nut_muxer_select="riffenc"
nuv_demuxer_select="riffdec"
+oga_muxer_select="ogg_muxer"
ogg_demuxer_select="golomb"
+opus_muxer_select="ogg_muxer"
psp_muxer_select="mov_muxer"
rtp_demuxer_select="sdp_demuxer"
rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
sdp_demuxer_select="rtpdec"
smoothstreaming_muxer_select="ismv_muxer"
spdif_muxer_select="aac_parser"
+spx_muxer_select="ogg_muxer"
tak_demuxer_select="tak_parser"
tg2_muxer_select="mov_muxer"
tgp_muxer_select="mov_muxer"
http_protocol_select="tcp_protocol"
httpproxy_protocol_select="tcp_protocol"
https_protocol_select="tls_protocol"
+icecast_protocol_select="http_protocol"
librtmp_protocol_deps="librtmp"
librtmpe_protocol_deps="librtmp"
librtmps_protocol_deps="librtmp"
bs2b_filter_deps="libbs2b"
colormatrix_filter_deps="gpl"
cropdetect_filter_deps="gpl"
-dctdnoiz_filter_deps="avcodec"
-dctdnoiz_filter_select="dct"
delogo_filter_deps="gpl"
-deshake_filter_deps="avcodec"
-deshake_filter_select="me_cmp"
+deshake_filter_select="pixelutils"
drawtext_filter_deps="libfreetype"
ebur128_filter_deps="gpl"
flite_filter_deps="libflite"
mcdeint_filter_deps="avcodec gpl"
movie_filter_deps="avcodec avformat"
mp_filter_deps="gpl avcodec swscale inline_asm"
-mpdecimate_filter_deps="gpl avcodec"
-mpdecimate_filter_select="me_cmp pixblockdsp"
+mpdecimate_filter_deps="gpl"
+mpdecimate_filter_select="pixelutils"
mptestsrc_filter_deps="gpl"
negate_filter_deps="lut_filter"
perspective_filter_deps="gpl"
resample_filter_deps="avresample"
sab_filter_deps="gpl swscale"
scale_filter_deps="swscale"
+select_filter_select="pixelutils"
smartblur_filter_deps="gpl swscale"
showspectrum_filter_deps="avcodec"
showspectrum_filter_select="rdft"
# examples
avio_reading="avformat avcodec avutil"
avcodec_example_deps="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"
# documentation
podpages_deps="perl"
manpages_deps="perl pod2man"
-htmlpages_deps="perl texi2html"
+htmlpages_deps="perl"
+htmlpages_deps_any="makeinfo_html texi2html"
txtpages_deps="perl makeinfo"
doc_deps_any="manpages htmlpages podpages txtpages"
yasmexe_default="yasm"
windres_default="windres"
-nogas=":"
-
# OS
target_os_default=$(tolower $(uname -s))
host_os=$target_os_default
enable asm
enable debug
enable doc
+enable faan faandct faanidct
enable optimizations
enable runtime_cpudetect
enable safe_bitstream_reader
die "Sanity test failed."
fi
+armasm_flags(){
+ for flag; do
+ case $flag in
+ # Filter out MSVC cl.exe options from cflags that shouldn't
+ # be passed to gas-preprocessor
+ -M[TD]*) ;;
+ *) echo $flag ;;
+ esac
+ done
+}
+
ccc_flags(){
for flag; do
case $flag in
-wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
-wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
-wd4554 \
- -wd4273 ;;
+ -wd4273 -wd4701 ;;
esac
done
}
elif $_cc --vsn 2>/dev/null | grep -Eq "ARM (C/C\+\+ )?Compiler"; then
test -d "$sysroot" || die "No valid sysroot specified."
_type=armcc
- _ident=$($_cc --vsn | head -n1 | sed 's/.*: //')
+ _ident=$($_cc --vsn | grep -i build | head -n1 | sed 's/.*: //')
armcc_conf="$PWD/armcc.conf"
$_cc --arm_linux_configure \
--arm_linux_config_file="$armcc_conf" \
_cflags_size="-O2 -Munroll=c:1 $opt_common"
_cflags_noopt="-O"
_flags_filter=pgi_flags
+ elif $_cc 2>&1 | grep -q 'Microsoft.*ARM.*Assembler'; then
+ _type=armasm
+ _ident=$($_cc | head -n1)
+ # 4509: "This form of conditional instruction is deprecated"
+ _flags="-nologo -ignore 4509"
+ _flags_filter=armasm_flags
elif $_cc 2>&1 | grep -q Microsoft; then
_type=msvc
_ident=$($cc 2>&1 | head -n1)
strip="strip -d"
;;
darwin)
- test "${as#*gas-preprocessor.pl}" != "$as" || gas="${gas:=gas-preprocessor.pl} ${as:=$cc}"
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)'
enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
fi
fi
-
-if enabled asm; then
- enabled arm && nogas=die
- enabled_all ppc altivec && [ $target_os_default != aix ] && nogas=warn
- as=${gas:=$as}
- check_as <<EOF && enable gnu_as || \
- $nogas "GNU assembler not found, install gas-preprocessor"
-.macro m n
-\n: .int 0
+check_gas() {
+ log "check_gas using '$as' as AS"
+ # :vararg is used on aarch64, arm and ppc altivec
+ check_as <<EOF || return 1
+.macro m n, y:vararg=0
+\n: .int \y
.endm
m x
EOF
-
- check_as <<EOF || $nogas "GNU assembler not found, install gas-preprocessor"
+ # .altmacro is only used in arm asm
+ ! enabled arm || check_as <<EOF || return 1
.altmacro
EOF
+ enable gnu_as
+ return 0
+}
+
+if enabled_any arm aarch64 || enabled_all ppc altivec && enabled asm; then
+ nogas=:
+ enabled_any arm aarch64 && nogas=die
+ enabled_all ppc altivec && [ $target_os_default != aix ] && nogas=warn
+ as_noop=-v
+
+ case $as_type in
+ arm*) gaspp_as_type=armasm; as_noop=-h ;;
+ gcc) gaspp_as_type=gas ;;
+ *) gaspp_as_type=$as_type ;;
+ esac
+
+ [ $target_os = "darwin" ] && gaspp_as_type="apple-$gaspp_as_type"
+
+ 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_gas || \
+ $nogas "GNU assembler not found, install/update gas-preprocessor"
+ fi
check_as <<EOF && enable as_func
.func test
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' \
check_func ${malloc_prefix}posix_memalign && enable posix_memalign
check_func access
-check_func clock_gettime || { check_func clock_gettime -lrt && add_extralibs -lrt; }
+check_func_headers time.h clock_gettime || { check_func_headers time.h clock_gettime -lrt && add_extralibs -lrt; }
check_func fcntl
check_func fork
check_func gethrtime
check_func mmap
check_func mprotect
# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
-check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
+check_func_headers time.h nanosleep || { check_func_headers time.h nanosleep -lrt && add_extralibs -lrt; }
check_func sched_getaffinity
check_func setrlimit
check_struct "sys/stat.h" "struct stat" st_mtim.tv_nsec -D_BSD_SOURCE
disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
+disabled lzma || check_lib2 lzma.h lzma_version_number -llzma || disable lzma
check_lib math.h sin -lm && LIBM="-lm"
disabled crystalhd || check_lib libcrystalhd/libcrystalhd_if.h DtsCrystalHDVersion -lcrystalhd || disable crystalhd
check_lib "${gsm_hdr}" gsm_create -lgsm && break;
done || die "ERROR: libgsm not found"; }
enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
-enabled libmodplug && require libmodplug libmodplug/modplug.h ModPlug_Load -lmodplug
+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 libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
enabled libvpx_vp8_encoder && { 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_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" "vpx_codec_vp9_dx" -lvpx || disable libvpx_vp9_decoder; }
- enabled libvpx_vp9_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_vp9_cx VP9E_SET_SVC" -lvpx || disable libvpx_vp9_encoder; } }
+ enabled libvpx_vp9_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" "vpx_codec_vp9_cx VP9E_SET_AQ_MODE" -lvpx || disable libvpx_vp9_encoder; } }
enabled libwavpack && require libwavpack wavpack/wavpack.h WavpackOpenFileOutput -lwavpack
-enabled libwebp && require_pkg_config libwebp webp/encode.h WebPGetEncoderVersion
+enabled libwebp && require_pkg_config libwebp webp/encode.h WebPGetEncoderVersion &&
+ { check_code cc webp/encode.h "WebPPicture wp; wp.use_argb++" ||
+ die "ERROR: libwebp too old."; }
enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
{ check_cpp_condition x264.h "X264_BUILD >= 118" ||
die "ERROR: libx264 must be installed and version must be >= 0.118."; }
fi
enabled sdl && add_cflags $sdl_cflags && add_extralibs $sdl_libs
-texi2html --help 2> /dev/null | grep -q 'init-file' && enable texi2html || disable texi2html
makeinfo --version > /dev/null 2>&1 && enable makeinfo || disable makeinfo
+enabled makeinfo && (makeinfo --version | \
+ grep -q 'makeinfo (GNU texinfo) 5' > /dev/null 2>&1) \
+ && enable makeinfo_html || disable makeinfo_html
+disabled makeinfo_html && texi2html --help 2> /dev/null | grep -q 'init-file' && enable texi2html || disable texi2html
perl -v > /dev/null 2>&1 && enable perl || disable perl
pod2man --help > /dev/null 2>&1 && enable pod2man || disable pod2man
rsync --help 2> /dev/null | grep -q 'contimeout' && enable rsync_contimeout || disable rsync_contimeout
# add some linker flags
check_ldflags -Wl,--warn-common
check_ldflags -Wl,-rpath-link=libpostproc:libswresample:libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
-enabled rpath && add_ldflags -Wl,-rpath,$libdir
+enabled rpath && add_ldexeflags -Wl,-rpath,$libdir
test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
# add some strip flags
enabled aresample_filter && prepend avfilter_deps "swresample"
enabled asyncts_filter && prepend avfilter_deps "avresample"
enabled atempo_filter && prepend avfilter_deps "avcodec"
-enabled decimate_filter && prepend avfilter_deps "avcodec"
-enabled deshake_filter && prepend avfilter_deps "avcodec"
enabled ebur128_filter && enabled swresample && prepend avfilter_deps "swresample"
enabled elbg_filter && prepend avfilter_deps "avcodec"
enabled mcdeint_filter && prepend avfilter_deps "avcodec"
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
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