--enable-bzlib bzip2 compression [autodetect]
--enable-frei0r video filtering plugins
--enable-gnutls crypto
+ --enable-libaom AV1 video encoding/decoding
--enable-libbs2b Bauer stereophonic-to-binaural DSP
--enable-libcdio audio CD input
--enable-libdc1394 IEEE 1394/Firewire camera input
--enable-libschroedinger Dirac video encoding/decoding
--enable-libsnappy snappy compression
--enable-libspeex Speex audio encoding/decoding
+ --enable-libsrt Haivision SRT protocol
--enable-libtheora Theora video encoding/decoding
--enable-libtwolame MP2 audio encoding
--enable-libvo-aacenc AAC audio encoding
--enable-libxcb-shm X11 shm communication [auto]
--enable-libxcb-xfixes X11 mouse rendering [auto]
--enable-libxvid MPEG-4 ASP video encoding
+ --enable-mbedtls crypto
--enable-openssl crypto
--enable-zlib compression [autodetect]
--target-path=DIR path to view of build directory on target
--target-samples=DIR path to samples directory on target
--toolchain=NAME set tool defaults according to NAME
+ (gcc-asan, clang-asan, gcc-msan, clang-msan,
+ gcc-tsan, clang-tsan, gcc-usan, clang-usan,
+ valgrind-massif, valgrind-memcheck,
+ msvc, icl, gcov, llvm-cov, hardened)
--nm=NM use nm tool
--ar=AR use archive tool AR [$ar_default]
--as=AS use assembler AS [$as_default]
append CFLAGS_HEADERS $($cflags_filter "$@")
}
-add_asflags(){
- append ASFLAGS $($asflags_filter "$@")
-}
-
add_objcflags(){
append OBJCFLAGS $($objcflags_filter "$@")
}
+add_asflags(){
+ append ASFLAGS $($asflags_filter "$@")
+}
+
add_ldflags(){
append LDFLAGS $($ldflags_filter "$@")
}
append LDSOFLAGS $($ldflags_filter "$@")
}
-add_stripflags(){
- append STRIPFLAGS "$@"
-}
-
add_extralibs(){
prepend extralibs $($ldflags_filter "$@")
}
+add_stripflags(){
+ append STRIPFLAGS "$@"
+}
+
add_host_cppflags(){
append host_cppflags "$@"
}
"$@" >> $logfile 2>&1
}
+cc_e(){
+ eval printf '%s\\n' $CC_E
+}
+
cc_o(){
eval printf '%s\\n' $CC_O
}
-cc_e(){
- eval printf '%s\\n' $CC_E
+as_o(){
+ eval printf '%s\\n' $AS_O
+}
+
+x86asm_o(){
+ eval printf '%s\\n' $X86ASM_O
+}
+
+ld_o(){
+ eval printf '%s\\n' $LD_O
+}
+
+hostcc_e(){
+ eval printf '%s\\n' $HOSTCC_E
+}
+
+hostcc_o(){
+ eval printf '%s\\n' $HOSTCC_O
}
test_cc(){
test_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
}
-as_o(){
- eval printf '%s\\n' $AS_O
-}
-
test_as(){
log test_as "$@"
cat > $TMPS
test_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
}
+test_x86asm(){
+ log test_x86asm "$@"
+ echo "$1" > $TMPASM
+ log_file $TMPASM
+ shift
+ test_cmd $x86asmexe $X86ASMFLAGS "$@" $(x86asm_o $TMPO) $TMPASM
+}
+
check_cmd(){
log check_cmd "$@"
cmd=$1
test_cmd $@ && enable $cmd
}
+check_as(){
+ log check_as "$@"
+ name=$1
+ code=$2
+ shift 2
+ disable $name
+ test_as $@ <<EOF && enable $name
+$code
+EOF
+}
+
check_inline_asm(){
log check_inline_asm "$@"
name="$1"
check_insn(){
log check_insn "$@"
check_inline_asm ${1}_inline "$2"
- echo "$2" | test_as && enable ${1}_external || disable ${1}_external
+ check_as ${1}_external "$2"
}
-test_x86asm(){
- log test_x86asm "$@"
- echo "$1" > $TMPS
- log_file $TMPS
- shift 1
- test_cmd $x86asmexe $X86ASMFLAGS "$@" -o $TMPO $TMPS
-}
-
-ld_o(){
- eval printf '%s\\n' $LD_O
+check_x86asm(){
+ log check_x86asm "$@"
+ name=$1
+ shift
+ disable $name
+ test_x86asm "$@" && enable $name
}
test_ld(){
test_stripflags "$@" && add_stripflags "$@"
}
-check_header(){
- log check_header "$@"
+check_headers(){
+ log check_headers "$@"
headers=$1
shift
disable_sanitized $headers
test_cpp_condition "$@" && enable $name
}
-test_cflags_cpp(){
- log test_cflags_cpp "$@"
- flags=$1
- condition=$2
- shift 2
- set -- $($cflags_filter "$flags")
- test_cpp "$@" <<EOF
-#if !($condition)
-#error "unsatisfied condition: $condition"
-#endif
-EOF
-}
-
check_lib(){
log check_lib "$@"
name="$1"
require_cc(){
log require_cc "$@"
name="$1"
- shift
- test_code cc "$@" || die "ERROR: $name failed"
+ check_cc "$@" || die "ERROR: $name failed"
}
-require_header(){
- log require_header "$@"
+require_headers(){
+ log require_headers "$@"
headers="$1"
- check_header "$@" || die "ERROR: $headers not found"
+ check_headers "$@" || die "ERROR: $headers not found"
}
require_cpp_condition(){
log require_cpp_condition "$@"
condition="$2"
- test_cpp_condition "$@" || die "ERROR: $condition not satisfied"
+ check_cpp_condition "$@" || die "ERROR: $condition not satisfied"
}
require_pkg_config(){
check_pkg_config "$@" || die "ERROR: $pkg_version not found"
}
-hostcc_e(){
- eval printf '%s\\n' $HOSTCC_E
-}
-
-hostcc_o(){
- eval printf '%s\\n' $HOSTCC_O
-}
-
test_host_cc(){
log test_host_cc "$@"
cat > $TMPC
libopencore_amrwb
libvo_aacenc
libvo_amrwbenc
+ mbedtls
"
EXTERNAL_LIBRARY_LIST="
avxsynth
frei0r
gnutls
+ libaom
libbs2b
libdc1394
libdcadec
libschroedinger
libsnappy
libspeex
+ libsrt
libtheora
libtwolame
libvorbis
"
SYSTEM_LIBRARIES="
+ bcrypt
sdl
vaapi_1
vaapi_drm
vaapi_x11
vdpau_x11
- wincrypt
"
TOOLCHAIN_FEATURES="
"
TYPES_LIST="
- CONDITION_VARIABLE_Ptr
CUVIDDECODECREATEINFO_bitDepthMinus8
socklen_t
struct_addrinfo
atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
atomics_win32_if="MemoryBarrier"
atomics_native_if_any="$ATOMICS_LIST"
-w32threads_deps="atomics_native"
+w32threads_deps="atomics_native CONDITION_VARIABLE"
threads_if_any="$THREADS_LIST"
# subsystems
avxsynth_deps="libdl"
avisynth_demuxer_deps_any="avisynth avxsynth"
avisynth_demuxer_select="riffdec"
+libaom_av1_decoder_deps="libaom"
+libaom_av1_encoder_deps="libaom"
libdcadec_decoder_deps="libdcadec"
libfaac_encoder_deps="libfaac"
libfaac_encoder_select="audio_frame_queue"
# protocols
ffrtmpcrypt_protocol_conflict="librtmp_protocol"
-ffrtmpcrypt_protocol_deps_any="gmp openssl"
+ffrtmpcrypt_protocol_deps_any="gmp mbedtls openssl"
ffrtmpcrypt_protocol_select="tcp_protocol"
ffrtmphttp_protocol_conflict="librtmp_protocol"
ffrtmphttp_protocol_select="http_protocol"
https_protocol_select="tls_protocol"
https_protocol_suggest="zlib"
icecast_protocol_select="http_protocol"
-librtmp_protocol_deps="librtmp"
-librtmpe_protocol_deps="librtmp"
-librtmps_protocol_deps="librtmp"
-librtmpt_protocol_deps="librtmp"
-librtmpte_protocol_deps="librtmp"
mmsh_protocol_select="http_protocol"
mmst_protocol_select="network"
rtmp_protocol_conflict="librtmp_protocol"
sctp_protocol_select="network"
srtp_protocol_select="rtp_protocol srtp"
tcp_protocol_select="network"
-tls_protocol_deps_any="gnutls openssl"
+tls_protocol_deps_any="gnutls mbedtls openssl"
tls_protocol_select="tcp_protocol"
udp_protocol_select="network"
unix_protocol_deps="sys_un_h"
unix_protocol_select="network"
+# external library protocols
+librtmp_protocol_deps="librtmp"
+librtmpe_protocol_deps="librtmp"
+librtmps_protocol_deps="librtmp"
+librtmpt_protocol_deps="librtmp"
+librtmpte_protocol_deps="librtmp"
+libsrt_protocol_deps="libsrt"
+libsrt_protocol_select="network"
+
# filters
asyncts_filter_deps="avresample"
blackframe_filter_deps="gpl"
avformat_extralibs="libm_extralibs"
avfilter_extralibs="pthreads_extralibs libm_extralibs"
avresample_extralibs="libm_extralibs"
-avutil_extralibs="clock_gettime_extralibs cuda_extralibs cuvid_extralibs d3d11va_extralibs libm_extralibs libmfx_extralibs nanosleep_extralibs pthreads_extralibs user32_extralibs vaapi_extralibs vaapi_drm_extralibs vaapi_x11_extralibs vdpau_x11_extralibs wincrypt_extralibs"
+avutil_extralibs="bcrypt_extralibs clock_gettime_extralibs cuda_extralibs cuvid_extralibs d3d11va_extralibs libm_extralibs libmfx_extralibs nanosleep_extralibs pthreads_extralibs user32_extralibs vaapi_extralibs vaapi_drm_extralibs vaapi_x11_extralibs vdpau_x11_extralibs"
swscale_extralibs="libm_extralibs"
# programs
enabled_all gnutls openssl &&
die "GnuTLS and OpenSSL must not be enabled at the same time."
+enabled_all gnutls mbedtls &&
+ die "GnuTLS and mbedTLS must not be enabled at the same time."
+
+enabled_all openssl mbedtls &&
+ die "OpenSSL and mbedTLS must not be enabled at the same time."
+
# Disable all the library-specific components if the library itself
# is disabled, see AVCODEC_LIST and following _LIST variables.
enabled x86_64 && objformat="macho64" || objformat="macho32"
enabled_any pic shared ||
{ check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
- check_header dispatch/dispatch.h &&
+ check_headers dispatch/dispatch.h &&
add_cppflags '-I\$(SRC_PATH)/compat/dispatch_semaphore'
if test -n "$sysroot"; then
is_in -isysroot $cc $CPPFLAGS $CFLAGS || check_cppflags -isysroot $sysroot
elif test_${pfx}cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
eval ${pfx}libc_type=newlib
add_${pfx}cppflags -U__STRICT_ANSI__ -D_XOPEN_SOURCE=600
+ test_${pfx}cpp_condition windows.h "!defined(_WIN32_WINNT) || _WIN32_WINNT < 0x0600" &&
+ add_${pfx}cppflags -D_WIN32_WINNT=0x0600
# MinGW64 is backwards compatible with MinGW32, so check for it first.
elif test_${pfx}cpp_condition _mingw.h "defined __MINGW64_VERSION_MAJOR"; then
eval ${pfx}libc_type=mingw64
add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
eval test \$${pfx_no_}cc_type = "gcc" &&
add_${pfx}cppflags -D__printf__=__gnu_printf__
+ test_${pfx}cpp_condition windows.h "!defined(_WIN32_WINNT) || _WIN32_WINNT < 0x0600" &&
+ add_${pfx}cppflags -D_WIN32_WINNT=0x0600
elif test_${pfx}cpp_condition _mingw.h "defined __MINGW_VERSION" ||
test_${pfx}cpp_condition _mingw.h "defined __MINGW32_VERSION"; then
eval ${pfx}libc_type=mingw32
add_${pfx}cppflags -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
test_${pfx}cpp_condition _mingw.h "__MSVCRT_VERSION__ < 0x0700" &&
add_${pfx}cppflags -D__MSVCRT_VERSION__=0x0700
- test_${pfx}cpp_condition windows.h "defined(_WIN32_WINNT) && _WIN32_WINNT < 0x0502" &&
- add_${pfx}cppflags -D_WIN32_WINNT=0x0502
+ test_${pfx}cpp_condition windows.h "!defined(_WIN32_WINNT) || _WIN32_WINNT < 0x0600" &&
+ add_${pfx}cppflags -D_WIN32_WINNT=0x0600
eval test \$${pfx_no_}cc_type = "gcc" &&
add_${pfx}cppflags -D__printf__=__gnu_printf__
elif test_${pfx}cpp_condition crtversion.h "defined _VC_CRT_MAJOR_VERSION"; then
# 0x601 by default unless something else is set by the user.
# This can easily lead to us detecting functions only present
# in such new versions and producing binaries requiring windows 7.0.
- # Therefore explicitly set the default to XP unless the user has
+ # Therefore explicitly set the default to Vista unless the user has
# set something else on the command line.
# Don't do this if WINAPI_FAMILY is set and is set to a non-desktop
# family. For these cases, configure is free to use any functions
# found in the SDK headers by default. (Alternatively, we could force
# _WIN32_WINNT to 0x0602 in that case.)
test_${pfx}cpp_condition stdlib.h "defined(_WIN32_WINNT)" ||
- { test_${pfx}cpp <<EOF && add_${pfx}cppflags -D_WIN32_WINNT=0x0502; }
+ { test_${pfx}cpp <<EOF && add_${pfx}cppflags -D_WIN32_WINNT=0x0600; }
#ifdef WINAPI_FAMILY
#include <winapifamily.h>
#if !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
check_cc pragma_deprecated "" '_Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"")'
-require_cc "endian test" "" "unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E'"
+# The global variable ensures the bits appear unchanged in the object file.
+test_cc <<EOF || die "endian test failed"
+unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
+EOF
od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
check_gas() {
log "check_gas using '$as' as AS"
# :vararg is used on aarch64, arm and ppc altivec
- test_as <<EOF || return 1
+ check_as vararg "
.macro m n, y:vararg=0
\n: .int \y
.endm
-m x
-EOF
+m x" || return 1
# .altmacro is only used in arm asm
- ! enabled arm || test_as <<EOF || return 1
-.altmacro
-EOF
- enable gnu_as
- return 0
+ ! enabled arm || check_as gnu_as ".altmacro"
}
if enabled_any arm aarch64 || enabled_all ppc altivec && enabled asm; then
$nogas "GNU assembler not found, install/update gas-preprocessor"
fi
- test_as <<EOF && enable as_func
-.func test
-.endfunc
-EOF
+ check_as as_func ".func test
+ .endfunc"
fi
check_inline_asm inline_asm_labels '"1:\n"'
check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
- test_as <<EOF && enable as_arch_directive
-.arch armv7-a
-EOF
- test_as <<EOF && enable as_fpu_directive
-.fpu neon
-EOF
+ check_as as_arch_directive ".arch armv7-a"
+ check_as as_fpu_directive ".fpu neon"
# llvm's integrated assembler supports .object_arch from llvm 3.5
[ "$objformat" = elf32 ] || [ "$objformat" = elf64 ] &&
- test_as <<EOF && enable as_object_arch
-.object_arch armv4
-EOF
+ check_as as_object_arch ".object_arch armv4"
# MS armasm fails to assemble our PIC constructs
[ $target_os != win32 ] && enabled_all armv6t2 shared !pic && enable_weak_pic
X86ASMDEP='$(DEPX86ASM) $(X86ASMFLAGS) -M $(X86ASM_O) $< > $(@:.o=.d)'
X86ASM_DEPFLAGS=
fi
- test_x86asm "movbe ecx, [5]" && enable x86asm
+ check_x86asm x86asm "movbe ecx, [5]"
}
if ! disabled_any asm mmx x86asm; then
elf*) enabled debug && append X86ASMFLAGS $x86asm_debug ;;
esac
- test_x86asm "vextracti128 xmm0, ymm0, 0" || disable avx2_external
- test_x86asm "vpmacsdd xmm0, xmm1, xmm2, xmm3" || disable xop_external
- test_x86asm "vfmadd132ps ymm0, ymm1, ymm2" || disable fma3_external
- test_x86asm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
- test_x86asm "CPU amdnop" || disable cpunop
+ check_x86asm avx2_external "vextracti128 xmm0, ymm0, 0"
+ check_x86asm xop_external "vpmacsdd xmm0, xmm1, xmm2, xmm3"
+ check_x86asm fma3_external "vfmadd132ps ymm0, ymm1, ymm2"
+ check_x86asm fma4_external "vfmaddps ymm0, ymm1, ymm2, ymm3"
+ check_x86asm cpunop "CPU amdnop"
fi
case "$cpu" in
check_type "sys/types.h sys/socket.h" socklen_t
# Prefer arpa/inet.h over winsock2
- if check_header arpa/inet.h ; then
+ if check_headers arpa/inet.h ; then
check_func closesocket
- elif check_header winsock2.h ; then
+ elif check_headers winsock2.h ; then
check_func_headers winsock2.h closesocket -lws2 &&
network_extralibs="-lws2" ||
{ check_func_headers winsock2.h closesocket -lws2_32 &&
check_func_headers windows.h SetConsoleTextAttribute
check_func_headers windows.h Sleep
check_func_headers windows.h VirtualAlloc
-check_struct windows.h "CONDITION_VARIABLE" Ptr
-
-check_header direct.h
-check_header dxgidebug.h
-check_header dxva.h
-check_header dxva2api.h
-check_header io.h
-check_header malloc.h
-check_header poll.h
-check_header sys/param.h
-check_header sys/resource.h
-check_header sys/select.h
-check_header sys/time.h
-check_header sys/un.h
-check_header unistd.h
-check_header valgrind/valgrind.h
-check_header VideoDecodeAcceleration/VDADecoder.h
-check_header windows.h
+
+check_headers direct.h
+check_headers dxgidebug.h
+check_headers dxva.h
+check_headers dxva2api.h
+check_headers io.h
+check_headers malloc.h
+check_headers poll.h
+check_headers sys/param.h
+check_headers sys/resource.h
+check_headers sys/select.h
+check_headers sys/time.h
+check_headers sys/un.h
+check_headers unistd.h
+check_headers valgrind/valgrind.h
+check_headers VideoDecodeAcceleration/VDADecoder.h
+check_headers windows.h
# it seems there are versions of clang in some distros that try to use the
# gcc headers, which explodes for stdatomic
# so we also check that atomics actually work here
check_builtin stdatomic stdatomic.h "atomic_int foo; atomic_store(&foo, 0)"
+check_lib bcrypt "windows.h bcrypt.h" BCryptGenRandom -lbcrypt &&
+ check_cpp_condition bcrypt bcrypt.h "defined BCRYPT_RNG_ALGORITHM"
check_lib ole32 "windows.h" CoTaskMemFree -lole32
check_lib shell32 "windows.h shellapi.h" CommandLineToArgvW -lshell32
-check_lib wincrypt "windows.h wincrypt.h" CryptGenRandom -ladvapi32
check_lib psapi "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
check_type "vdpau/vdpau.h" "VdpPictureInfoHEVC"
if ! disabled w32threads && ! enabled pthreads; then
- check_lib w32threads "windows.h process.h" _beginthreadex
+ check_lib w32threads "windows.h process.h" _beginthreadex &&
+ check_type "windows.h" CONDITION_VARIABLE
fi
# check for some common methods of building with pthread support
done
# these are off by default, so fail if requested and not available
-enabled amf && require_cpp_condition AMF/core/Version.h "(AMF_VERSION_MAJOR << 48 | AMF_VERSION_MINOR << 32 | AMF_VERSION_RELEASE << 16 | AMF_VERSION_BUILD_NUM) >= 0x0001000400040001"
-enabled avisynth && require_header avisynth/avisynth_c.h
-enabled avxsynth && require_header avxsynth/avxsynth_c.h
+enabled amf && require_cpp_condition amf AMF/core/Version.h "(AMF_VERSION_MAJOR << 48 | AMF_VERSION_MINOR << 32 | AMF_VERSION_RELEASE << 16 | AMF_VERSION_BUILD_NUM) >= 0x0001000400040001"
+enabled avisynth && require_headers avisynth/avisynth_c.h
+enabled avxsynth && require_headers avxsynth/avxsynth_c.h
enabled cuda && require cuda cuda.h cuInit -lcuda
enabled cuvid && require cuvid cuviddec.h cuvidCreateDecoder -lnvcuvid
-enabled frei0r && require_header frei0r.h
+enabled frei0r && require_headers frei0r.h
enabled gnutls && require_pkg_config gnutls gnutls gnutls/gnutls.h gnutls_global_init &&
check_lib gmp gmp.h mpz_export -lgmp
+enabled libaom && require_pkg_config libaom "aom >= 0.1.0" aom/aom_codec.h aom_codec_version
enabled libbs2b && require_pkg_config libbs2b libbs2b bs2b.h bs2b_open
enabled libdc1394 && require_pkg_config libdc1394 libdc1394-2 dc1394/dc1394.h dc1394_new
enabled libdcadec && require libdcadec libdcadec/dca_context.h dcadec_context_create -ldcadec
enabled libschroedinger && require_pkg_config libschroedinger schroedinger-1.0 schroedinger/schro.h schro_init
enabled libsnappy && require libsnappy snappy-c.h snappy_compress -lsnappy
enabled libspeex && require_pkg_config libspeex speex speex/speex.h speex_decoder_init
+enabled libsrt && require_pkg_config libsrt "srt >= 1.2.0" srt/srt.h srt_socket
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 libwavpack && require libwavpack wavpack/wavpack.h WavpackOpenFileOutput -lwavpack
enabled libwebp && require_pkg_config libwebp libwebp webp/encode.h WebPGetEncoderVersion
enabled libx264 && require_pkg_config libx264 x264 "stdint.h x264.h" x264_encoder_encode &&
- require_cpp_condition x264.h "X264_BUILD >= 118" &&
+ require_cpp_condition libx264 x264.h "X264_BUILD >= 118" &&
check_cpp_condition libx262 x264.h "X264_MPEG2"
enabled libx265 && require_pkg_config libx265 x265 x265.h x265_api_get &&
- require_cpp_condition x265.h "X265_BUILD >= 57"
+ require_cpp_condition libx265 x265.h "X265_BUILD >= 57"
enabled libxavs && require libxavs "stdint.h xavs.h" xavs_encoder_encode -lxavs
enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
+enabled mbedtls && require mbedtls mbedtls/ssl.h mbedtls_ssl_init -lmbedtls -lmbedcrypto -lmbedx509
enabled mmal && { check_lib mmal 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 mmal interface/mmal/mmal.h mmal_port_connect -lmmal_core -lmmal_util -lmmal_vc_client -lbcm_host; } ||
die "ERROR: mmal not found" &&
check_func_headers interface/mmal/mmal.h "MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS"; }
-enabled nvenc && require_cpp_condition nvEncodeAPI.h "NVENCAPI_MAJOR_VERSION >= 6"
-enabled omx && require_header OMX_Core.h
-enabled omx_rpi && { check_header OMX_Core.h ||
- { ! enabled cross_compile && add_cflags -isystem/opt/vc/include/IL && check_header OMX_Core.h ; } ||
+enabled nvenc && require_cpp_condition nvenc nvEncodeAPI.h "NVENCAPI_MAJOR_VERSION >= 6"
+enabled omx && require_headers OMX_Core.h
+enabled omx_rpi && { check_headers OMX_Core.h ||
+ { ! enabled cross_compile && add_cflags -isystem/opt/vc/include/IL && check_headers OMX_Core.h ; } ||
die "ERROR: OpenMAX IL headers not found"; } && enable omx
enabled openssl && { { check_pkg_config openssl openssl openssl/ssl.h OPENSSL_init_ssl ||
check_pkg_config openssl openssl openssl/ssl.h SSL_library_init; } ||
enabled avplay &&
test_pkg_config sdl "sdl >= 1.2.1 sdl < 1.3.0" SDL_events.h SDL_PollEvent
-check_header linux/fb.h
-check_header linux/videodev2.h
+check_headers linux/fb.h
+check_headers linux/videodev2.h
check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
-check_header AVFoundation/AVFoundation.h
+check_headers AVFoundation/AVFoundation.h
-check_header sys/videoio.h
+check_headers sys/videoio.h
check_lib user32 "windows.h winuser.h" GetShellWindow -luser32
check_lib vfw32 "windows.h vfw.h" capCreateCaptureWindow -lvfw32
check_cpp_condition vfwcap_defines vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER"
# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
-check_header "dev/bktr/ioctl_meteor.h dev/bktr/ioctl_bt848.h" ||
- check_header "machine/ioctl_meteor.h machine/ioctl_bt848.h" ||
- check_header "dev/video/meteor/ioctl_meteor.h dev/video/bktr/ioctl_bt848.h" ||
- check_header "dev/ic/bt8xx.h"
+check_headers "dev/bktr/ioctl_meteor.h dev/bktr/ioctl_bt848.h" ||
+ check_headers "machine/ioctl_meteor.h machine/ioctl_bt848.h" ||
+ check_headers "dev/video/meteor/ioctl_meteor.h dev/video/bktr/ioctl_bt848.h" ||
+ check_headers "dev/ic/bt8xx.h"
-check_header sys/soundcard.h
+check_headers sys/soundcard.h
enabled alsa_indev &&
check_lib alsa alsa/asoundlib.h snd_pcm_htimestamp -lasound
check_objcflags -fobjc-arc && enable objc_arc
-check_cc blocks_extension "" "void (^block)(void)"
+test_cc <<EOF && enable blocks_extension
+void (^block)(void);
+EOF
# add some linker flags
check_ldflags -Wl,--warn-common
if test_ldflags -Wl,${version_script},$TMPV; then
append SHFLAGS '-Wl,${version_script},\$(SUBDIR)lib\$(NAME).ver'
quotes='""'
- check_cc symver_asm_label "" "void ff_foo(void) __asm__ ("av_foo@VERSION");
- void ff_foo(void) { ${inline_asm+__asm__($quotes);} }"
- check_cc symver_gnu_asm "" "__asm__(".symver ff_foo,av_foo@VERSION");
- void ff_foo(void) {}"
+ test_cc <<EOF && enable symver_asm_label
+void ff_foo(void) __asm__ ("av_foo@VERSION");
+void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
+EOF
+ test_cc <<EOF && enable symver_gnu_asm
+__asm__(".symver ff_foo,av_foo@VERSION");
+void ff_foo(void) {}
+EOF
fi
fi
check_cflags -Werror=format-security
check_cflags -fdiagnostics-color=auto
enabled extra_warnings || check_disable_warning -Wno-maybe-uninitialized
+ if enabled x86_32; then
+ case $target_os in
+ *bsd*)
+ # BSDs don't guarantee a 16 byte aligned stack, but we can
+ # request GCC to try to maintain 16 byte alignment throughout
+ # function calls. Library entry points that might call assembly
+ # functions align the stack. (The parameter means 2^4 bytes.)
+ check_cflags -mpreferred-stack-boundary=4
+ ;;
+ esac
+ fi
elif enabled llvm_gcc; then
check_cflags -mllvm -stack-alignment=16
elif enabled clang; then
- check_cflags -mllvm -stack-alignment=16
+ if enabled x86_32; then
+ # Clang doesn't support maintaining alignment without assuming the
+ # same alignment in every function. If 16 byte alignment would be
+ # enabled, one would also have to either add attribute_align_arg on
+ # every single entry point into the libraries or enable -mstackrealign
+ # (doing stack realignment in every single function).
+ case $target_os in
+ mingw32|win32|*bsd*)
+ disable aligned_stack
+ ;;
+ *)
+ check_cflags -mllvm -stack-alignment=16
+ ;;
+ esac
+ else
+ check_cflags -mllvm -stack-alignment=16
+ fi
check_cflags -Qunused-arguments
check_cflags -Werror=implicit-function-declaration
check_cflags -Werror=missing-prototypes