#!/bin/sh # # Libav configure script # # Copyright (c) 2000-2002 Fabrice Bellard # Copyright (c) 2005-2008 Diego Biurrun # Copyright (c) 2005-2008 Mans Rullgard # # Prevent locale nonsense from breaking basic text processing. LC_ALL=C export LC_ALL # make sure we are running under a compatible shell # try to make this part work with most shells try_exec(){ echo "Trying shell $1" type "$1" > /dev/null 2>&1 && exec "$@" } unset foo (: ${foo%%bar}) 2> /dev/null E1="$?" (: ${foo?}) 2> /dev/null E2="$?" if test "$E1" != 0 || test "$E2" = 0; then echo "Broken shell detected. Trying alternatives." export FF_CONF_EXEC if test "0$FF_CONF_EXEC" -lt 1; then FF_CONF_EXEC=1 try_exec bash "$0" "$@" fi if test "0$FF_CONF_EXEC" -lt 2; then FF_CONF_EXEC=2 try_exec ksh "$0" "$@" fi if test "0$FF_CONF_EXEC" -lt 3; then FF_CONF_EXEC=3 try_exec /usr/xpg4/bin/sh "$0" "$@" fi 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 "Instead, install a working POSIX-compatible shell." echo "Disabling this configure test will create a broken Libav." 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." fi exit 1 fi test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH show_help(){ cat <> $logfile } log_file(){ log BEGIN $1 i=1 while read line; do printf '%5s %s\n' "${i}" "${line}" i=$(($i+1)) done < $1 >> $logfile log END $1 } echolog(){ log "$@" echo "$@" } warn(){ log "WARNING: $*" WARNINGS="${WARNINGS}WARNING: $*\n" } die(){ echolog "$@" cat <>file; } else if (file ~ /\\.asm\$/) { printf(\"%%define %s %d\\n\", c, v) >>file; } else if (file ~ /\\.mak\$/) { n = -v ? \"\" : \"!\"; printf(\"%s%s=yes\\n\", n, c) >>file; } } }" } print_enabled(){ suf=$1 shift for v; do enabled $v && printf "%s\n" ${v%$suf}; done } append(){ var=$1 shift eval "$var=\"\$$var $*\"" } prepend(){ var=$1 shift eval "$var=\"$* \$$var\"" } unique(){ var=$1 uniq_list="" for tok in $(eval echo \$$var); do uniq_list="$(filter_out $tok $uniq_list) $tok" done eval "$var=\"${uniq_list}\"" } add_cppflags(){ append CPPFLAGS "$@" } add_cflags(){ append CFLAGS $($cflags_filter "$@") } add_asflags(){ append ASFLAGS $($asflags_filter "$@") } add_objcflags(){ append OBJCFLAGS $($objcflags_filter "$@") } add_ldflags(){ append LDFLAGS $($ldflags_filter "$@") } add_ldexeflags(){ append LDEXEFLAGS $($ldflags_filter "$@") } add_stripflags(){ append STRIPFLAGS "$@" } add_extralibs(){ prepend extralibs $($ldflags_filter "$@") } add_host_cppflags(){ append host_cppflags "$@" } add_host_cflags(){ append host_cflags $($host_cflags_filter "$@") } add_host_ldflags(){ append host_ldflags $($host_ldflags_filter "$@") } add_compat(){ append compat_objs $1 shift map 'add_cppflags -D$v' "$@" } check_cmd(){ log "$@" "$@" >> $logfile 2>&1 } cc_o(){ eval printf '%s\\n' $CC_O } cc_e(){ eval printf '%s\\n' $CC_E } check_cc(){ log check_cc "$@" cat > $TMPC log_file $TMPC check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC } check_objcc(){ log check_objcc "$@" cat > $TMPC log_file $TMPC check_cmd $objcc $CPPFLAGS $CFLAGS $OBJCFLAGS "$@" $OBJCC_C $(cc_o $TMPO) $TMPC } check_cpp(){ log check_cpp "$@" cat > $TMPC log_file $TMPC check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC } as_o(){ eval printf '%s\\n' $AS_O } check_as(){ log check_as "$@" cat > $TMPS log_file $TMPS check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS } check_inline_asm(){ log check_inline_asm "$@" name="$1" code="$2" shift 2 disable $name check_cc "$@" < $TMPS log_file $TMPS shift 1 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS } ld_o(){ eval printf '%s\\n' $LD_O } check_ld(){ log check_ld "$@" flags=$(filter_out '-l*' "$@") libs=$(filter '-l*' "$@") check_cc $($cflags_filter $flags) || return flags=$($ldflags_filter $flags) libs=$($ldflags_filter $libs) check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs } print_include(){ hdr=$1 test "${hdr%.h}" = "${hdr}" && echo "#include $hdr" || echo "#include <$hdr>" } check_code(){ log check_code "$@" check=$1 headers=$2 code=$3 shift 3 { for hdr in $headers; do print_include $hdr done echo "int main(void) { $code; return 0; }" } | check_$check "$@" } check_cppflags(){ log check_cppflags "$@" check_cc "$@" < int x; EOF } check_func(){ log check_func "$@" func=$1 shift disable $func check_ld "$@" < float foo(float f, float g) { return $func($args); } int main(void){ return 0; } EOF } check_func_headers(){ log check_func_headers "$@" headers=$1 funcs=$2 shift 2 { for hdr in $headers; do print_include $hdr done for func in $funcs; do echo "long check_$func(void) { return (long) $func; }" done echo "int main(void) { return 0; }" } | check_ld "$@" && enable $funcs && enable_safe $headers } check_cpp_condition(){ log check_cpp_condition "$@" header=$1 condition=$2 shift 2 check_cpp "$@" < #if !($condition) #error "unsatisfied condition: $condition" #endif EOF } check_lib(){ log check_lib "$@" header="$1" func="$2" shift 2 check_header $header && check_func $func "$@" && add_extralibs "$@" } check_lib2(){ log check_lib2 "$@" headers="$1" funcs="$2" shift 2 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@" } check_pkg_config(){ log check_pkg_config "$@" pkg="$1" headers="$2" funcs="$3" shift 3 check_cmd $pkg_config --exists --print-errors $pkg || return pkg_cflags=$($pkg_config --cflags $pkg_config_flags $pkg) pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg) check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" && set_safe "${pkg}_cflags" $pkg_cflags && set_safe "${pkg}_libs" $pkg_libs } check_exec(){ check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; } } check_exec_crash(){ code=$(cat) # exit() is not async signal safe. _Exit (C99) and _exit (POSIX) # are safe but may not be available everywhere. Thus we use # raise(SIGTERM) instead. The check is run in a subshell so we # can redirect the "Terminated" message from the shell. SIGBUS # is not defined by standard C so it is used conditionally. (check_exec "$@") >> $logfile 2>&1 < static void sighandler(int sig){ raise(SIGTERM); } int foo(void){ $code } int (*func_ptr)(void) = foo; int main(void){ signal(SIGILL, sighandler); signal(SIGFPE, sighandler); signal(SIGSEGV, sighandler); #ifdef SIGBUS signal(SIGBUS, sighandler); #endif return func_ptr(); } EOF } check_type(){ log check_type "$@" headers=$1 type=$2 shift 2 disable_safe "$type" check_code cc "$headers" "$type v" "$@" && enable_safe "$type" } check_struct(){ log check_struct "$@" headers=$1 struct=$2 member=$3 shift 3 disable_safe "${struct}_${member}" check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" && enable_safe "${struct}_${member}" } check_builtin(){ log check_builtin "$@" name=$1 headers=$2 builtin=$3 shift 3 disable "$name" check_code ld "$headers" "$builtin" "$@" && enable "$name" } check_compile_assert(){ log check_compile_assert "$@" name=$1 headers=$2 condition=$3 shift 3 disable "$name" check_code cc "$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name" } require(){ name="$1" header="$2" func="$3" shift 3 check_lib $header $func "$@" || die "ERROR: $name not found" } require2(){ name="$1" headers="$2" func="$3" shift 3 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found" } require_pkg_config(){ pkg="$1" check_pkg_config "$@" || die "ERROR: $pkg not found" add_cflags $(get_safe "${pkg}_cflags") add_extralibs $(get_safe "${pkg}_libs") } hostcc_e(){ eval printf '%s\\n' $HOSTCC_E } hostcc_o(){ eval printf '%s\\n' $HOSTCC_O } check_host_cc(){ log check_host_cc "$@" cat > $TMPC log_file $TMPC check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC } check_host_cpp(){ log check_host_cpp "$@" cat > $TMPC log_file $TMPC check_cmd $host_cc $host_cppflags $host_cflags "$@" $(hostcc_e $TMPO) $TMPC } check_host_cppflags(){ log check_host_cppflags "$@" check_host_cc "$@" < #if !($condition) #error "unsatisfied condition: $condition" #endif 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)" $cp_f "$1" "$2" } # CONFIG_LIST contains configurable options, while HAVE_LIST is for # system-dependent things. AVCODEC_COMPONENTS=" bsfs decoders encoders hwaccels parsers " AVDEVICE_COMPONENTS=" indevs outdevs " AVFILTER_COMPONENTS=" filters " AVFORMAT_COMPONENTS=" demuxers muxers protocols " AVRESAMPLE_COMPONENTS="" AVUTIL_COMPONENTS="" COMPONENT_LIST=" $AVCODEC_COMPONENTS $AVDEVICE_COMPONENTS $AVFILTER_COMPONENTS $AVFORMAT_COMPONENTS $AVRESAMPLE_COMPONENTS $AVUTIL_COMPONENTS " EXAMPLE_LIST=" avcodec_example filter_audio_example metadata_example output_example qsvdec_example transcode_aac_example " EXTERNAL_LIBRARY_LIST=" avisynth bzlib cuda frei0r gnutls libbs2b libcdio libdc1394 libdcadec libfaac libfdk_aac libfontconfig libfreetype libgsm libilbc libkvazaar libmfx libmp3lame libopencore_amrnb libopencore_amrwb libopencv libopenh264 libopenjpeg libopus libpulse librtmp libschroedinger libsnappy libspeex libtheora libtwolame libvo_aacenc libvo_amrwbenc libvorbis libvpx libwavpack libwebp libx264 libx265 libxavs libxcb libxcb_shm libxcb_xfixes libxvid mmal nvenc openssl x11grab zlib " FEATURE_LIST=" gray hardcoded_tables runtime_cpudetect safe_bitstream_reader shared small sram static swscale_alpha " HWACCEL_LIST=" d3d11va dxva2 vaapi vda vdpau " LIBRARY_LIST=" avcodec avdevice avfilter avformat avresample avutil swscale " LICENSE_LIST=" gpl nonfree version3 " PROGRAM_LIST=" avconv avplay avprobe " SUBSYSTEM_LIST=" dct doc error_resilience faan fft lsp lzo mdct network rdft " CONFIG_LIST=" $COMPONENT_LIST $EXAMPLE_LIST $EXTERNAL_LIBRARY_LIST $FEATURE_LIST $HWACCEL_LIST $LICENSE_LIST $LIBRARY_LIST $PROGRAM_LIST $SUBSYSTEM_LIST memalign_hack neon_clobber_test pic pod2man texi2html thumb valgrind_backtrace xmm_clobber_test " THREADS_LIST=" pthreads w32threads " ATOMICS_LIST=" atomics_gcc atomics_suncc atomics_win32 " ARCH_LIST=" aarch64 alpha arm avr32 avr32_ap avr32_uc bfin ia64 m68k mips mips64 parisc ppc ppc64 s390 sh4 sparc sparc64 tilegx tilepro tomi x86 x86_32 x86_64 " ARCH_EXT_LIST_ARM=" armv5te armv6 armv6t2 armv8 neon vfp vfpv3 " ARCH_EXT_LIST_X86_SIMD=" amd3dnow amd3dnowext avx avx2 fma3 fma4 mmx mmxext sse sse2 sse3 sse4 sse42 ssse3 xop " ARCH_EXT_LIST_PPC=" altivec dcbzl ldbrx power8 ppc4xx vsx " ARCH_EXT_LIST_X86=" $ARCH_EXT_LIST_X86_SIMD cpunop 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_FEATURES=" aligned_stack fast_64bit fast_clz fast_cmov local_aligned_8 local_aligned_16 simd_align_16 " BUILTIN_LIST=" atomic_cas_ptr machine_rw_barrier MemoryBarrier mm_empty rdtsc sync_val_compare_and_swap " HAVE_LIST_CMDLINE=" inline_asm symver yasm " HAVE_LIST_PUB=" bigendian fast_unaligned " HEADERS_LIST=" AVFoundation_AVFoundation_h alsa_asoundlib_h altivec_h arpa_inet_h cdio_paranoia_h cdio_paranoia_paranoia_h dev_bktr_ioctl_bt848_h dev_bktr_ioctl_meteor_h dev_ic_bt8xx_h dev_video_bktr_ioctl_bt848_h dev_video_meteor_ioctl_meteor_h direct_h dlfcn_h d3d11_h dxva_h gsm_h io_h mach_mach_time_h machine_ioctl_bt848_h machine_ioctl_meteor_h malloc_h poll_h sndio_h soundcard_h sys_mman_h sys_param_h sys_resource_h sys_select_h sys_soundcard_h sys_time_h sys_un_h sys_videoio_h unistd_h valgrind_valgrind_h windows_h winsock2_h " INTRINSICS_LIST=" intrinsics_neon " MATH_FUNCS=" atanf atan2f cbrtf cosf exp2 exp2f expf isinf isnan ldexpf llrint llrintf log2 log2f log10f lrint lrintf powf rint round roundf sinf trunc truncf " SYSTEM_FUNCS=" aligned_malloc clock_gettime closesocket CommandLineToArgvW CoTaskMemFree CryptGenRandom dlopen fcntl flt_lim fork getaddrinfo gethrtime getopt GetProcessAffinityMask GetProcessMemoryInfo GetProcessTimes getrusage GetSystemTimeAsFileTime gettimeofday gmtime_r inet_aton isatty jack_port_get_latency_range LoadLibrary localtime_r mach_absolute_time MapViewOfFile memalign mkstemp mmap mprotect nanosleep posix_memalign sched_getaffinity SetConsoleTextAttribute setmode setrlimit Sleep strerror_r sysconf sysctl usleep VirtualAlloc " TOOLCHAIN_FEATURES=" as_dn_directive as_func as_object_arch asm_mod_q attribute_may_alias attribute_packed ebp_available ebx_available gnu_as ibm_asm inline_asm_labels pragma_deprecated symver_asm_label symver_gnu_asm vfp_args xform_asm xmm_clobbers " TYPES_LIST=" CONDITION_VARIABLE_Ptr socklen_t struct_addrinfo struct_group_source_req struct_ip_mreq_source struct_ipv6_mreq struct_pollfd struct_rusage_ru_maxrss struct_sockaddr_in6 struct_sockaddr_sa_len struct_sockaddr_storage struct_v4l2_frmivalenum_discrete " HAVE_LIST=" $ARCH_EXT_LIST $(add_suffix _external $ARCH_EXT_LIST) $(add_suffix _inline $ARCH_EXT_LIST) $ARCH_FEATURES $ATOMICS_LIST $BUILTIN_LIST $HAVE_LIST_CMDLINE $HAVE_LIST_PUB $HEADERS_LIST $INTRINSICS_LIST $MATH_FUNCS $SYSTEM_FUNCS $THREADS_LIST $TOOLCHAIN_FEATURES $TYPES_LIST atomics_native dos_paths dxva2_lib libc_msvcrt libdc1394_1 libdc1394_2 sdl section_data_rel_ro threads vaapi_x11 vdpau_x11 xlib " # options emitted with CONFIG_ prefix but not available on the command line CONFIG_EXTRA=" aandcttables ac3dsp audio_frame_queue audiodsp blockdsp bswapdsp cabac dirac_parse dvprofile faandct faanidct fdctdsp flacdsp fmtconvert g722dsp gcrypt gmp golomb gplv3 h263dsp h264chroma h264dsp h264pred h264qpel hpeldsp huffman huffyuvdsp huffyuvencdsp idctdsp iirfilter imdct15 intrax8 ividsp jpegtables libx262 lgplv3 lpc lzf me_cmp mpeg_er mpegaudio mpegaudiodsp mpegvideo mpegvideoenc mss34dsp pixblockdsp qpeldsp qsv qsvdec qsvenc rangecoder riffdec riffenc rtpdec rtpenc_chain rv34dsp sinewin snappy startcode texturedsp texturedspenc tpeldsp videodsp vp3dsp vp56dsp vp8dsp wma_freqs wmv2dsp " CMDLINE_SELECT=" $ARCH_EXT_LIST $CONFIG_LIST $HAVE_LIST_CMDLINE $THREADS_LIST asm cross_compile debug extra_warnings logging lto optimizations rpath " PATHS_LIST=" bindir datadir docdir incdir libdir mandir prefix shlibdir " CMDLINE_SET=" $PATHS_LIST ar arch as build_suffix cc objcc cpu cross_prefix custom_allocator dep_cc env extra_version host_cc host_cflags host_ld host_ldflags host_libs host_os ld logfile malloc_prefix nm optflags pkg_config pkg_config_flags random_seed samples sysinclude sysroot target_exec target_os target_path target_samples toolchain " CMDLINE_APPEND=" extra_cflags extra_objcflags host_cppflags " # code dependency declarations # architecture extensions armv5te_deps="arm" armv6_deps="arm" armv6t2_deps="arm" armv8_deps="aarch64" neon_deps_any="aarch64 arm" intrinsics_neon_deps="neon" vfp_deps_any="aarch64 arm" vfpv3_deps="vfp" map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM altivec_deps="ppc" ppc4xx_deps="ppc" vsx_deps="altivec" power8_deps="vsx" cpunop_deps="i686" x86_64_select="i686" x86_64_suggest="fast_cmov" amd3dnow_deps="mmx" amd3dnowext_deps="amd3dnow" i686_deps="x86" mmx_deps="x86" mmxext_deps="mmx" sse_deps="mmxext" sse2_deps="sse" sse3_deps="sse2" ssse3_deps="sse3" sse4_deps="ssse3" sse42_deps="sse4" avx_deps="sse42" xop_deps="avx" fma3_deps="avx" fma4_deps="avx" avx2_deps="avx" mmx_external_deps="yasm" mmx_inline_deps="inline_asm" mmx_suggest="mmx_external mmx_inline" for ext in $(filter_out mmx $ARCH_EXT_LIST_X86_SIMD); do eval dep=\$${ext}_deps eval ${ext}_external_deps='"${dep}_external"' eval ${ext}_inline_deps='"${dep}_inline"' eval ${ext}_suggest='"${ext}_external ${ext}_inline"' done aligned_stack_if_any="aarch64 ppc x86" fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64" fast_clz_if_any="aarch64 alpha avr32 mips ppc x86" fast_unaligned_if_any="aarch64 ppc x86" simd_align_16_if_any="altivec neon sse" # system capabilities symver_if_any="symver_asm_label symver_gnu_asm" valgrind_backtrace_deps="!optimizations valgrind_valgrind_h" # threading support atomics_gcc_if="sync_val_compare_and_swap" atomics_suncc_if="atomic_cas_ptr machine_rw_barrier" atomics_win32_if="MemoryBarrier" atomics_native_if_any="$ATOMICS_LIST" w32threads_deps="atomics_native" threads_if_any="$THREADS_LIST" # subsystems dct_select="rdft" dirac_parse_select="golomb" error_resilience_select="me_cmp" faandct_deps="faan fdctdsp" faanidct_deps="faan idctdsp" intrax8_select="error_resilience" mdct_select="fft" rdft_select="fft" me_cmp_select="fdctdsp idctdsp pixblockdsp" mpeg_er_select="error_resilience" mpegaudio_select="mpegaudiodsp" mpegaudiodsp_select="dct" mpegvideo_select="blockdsp hpeldsp idctdsp me_cmp mpeg_er videodsp" mpegvideoenc_select="me_cmp mpegvideo pixblockdsp qpeldsp" nvenc_deps_any="dlopen LoadLibrary" nvenc_extralibs='$ldl' qsvdec_select="qsv" qsvenc_select="qsv" # decoders / encoders aac_decoder_select="imdct15 mdct sinewin" aac_encoder_select="audio_frame_queue iirfilter mdct sinewin" aac_latm_decoder_select="aac_decoder aac_latm_parser" ac3_decoder_select="ac3_parser ac3dsp bswapdsp fmtconvert mdct" ac3_encoder_select="ac3dsp audiodsp mdct me_cmp" ac3_fixed_encoder_select="ac3dsp audiodsp mdct me_cmp" adpcm_g722_decoder_select="g722dsp" adpcm_g722_encoder_select="g722dsp" aic_decoder_select="golomb idctdsp" 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" asv1_decoder_select="blockdsp bswapdsp idctdsp" asv1_encoder_select="bswapdsp fdctdsp pixblockdsp" asv2_decoder_select="blockdsp bswapdsp idctdsp" asv2_encoder_select="bswapdsp fdctdsp pixblockdsp" atrac1_decoder_select="mdct sinewin" atrac3_decoder_select="mdct" atrac3p_decoder_select="mdct sinewin" bink_decoder_select="blockdsp hpeldsp" 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" cook_decoder_select="audiodsp mdct sinewin" cscd_decoder_select="lzo" cscd_decoder_suggest="zlib" dca_decoder_select="fmtconvert mdct" dds_decoder_select="texturedsp" 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" 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" eatqi_decoder_select="aandcttables blockdsp bswapdsp idctdsp" exr_decoder_deps="zlib" ffv1_decoder_select="golomb rangecoder" ffv1_encoder_select="rangecoder" ffvhuff_decoder_select="huffyuv_decoder" 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" 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" h261_encoder_select="aandcttables mpegvideoenc" h263_decoder_select="error_resilience h263_parser h263dsp mpeg_er mpegvideo qpeldsp" 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 startcode videodsp" h264_decoder_suggest="error_resilience" h264_nvenc_encoder_deps="nvenc" h264_qsv_decoder_deps="libmfx" h264_qsv_decoder_select="h264_mp4toannexb_bsf h264_parser qsvdec h264_qsv_hwaccel" h264_qsv_encoder_deps="libmfx" h264_qsv_encoder_select="qsvenc" hap_decoder_select="snappy texturedsp" hap_encoder_deps="libsnappy" hap_encoder_select="texturedspenc" hevc_decoder_select="bswapdsp cabac golomb videodsp" hevc_nvenc_encoder_deps="nvenc" hevc_qsv_encoder_deps="libmfx" hevc_qsv_decoder_deps="libmfx" hevc_qsv_decoder_select="hevc_mp4toannexb_bsf hevc_parser qsvdec hevc_qsv_hwaccel" hevc_qsv_encoder_select="qsvenc" huffyuv_decoder_select="bswapdsp huffyuvdsp" huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp" iac_decoder_select="imc_decoder" imc_decoder_select="bswapdsp fft mdct sinewin" indeo3_decoder_select="hpeldsp" indeo4_decoder_select="ividsp" indeo5_decoder_select="ividsp" interplay_video_decoder_select="hpeldsp" jpegls_decoder_select="golomb mjpeg_decoder" jpegls_encoder_select="golomb" jv_decoder_select="blockdsp" lagarith_decoder_select="huffyuvdsp" ljpeg_encoder_select="aandcttables idctdsp jpegtables" loco_decoder_select="golomb" 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_encoder_select="aandcttables jpegtables mpegvideoenc" mjpegb_decoder_select="mjpeg_decoder" mlp_decoder_select="mlp_parser" motionpixels_decoder_select="bswapdsp" mp1_decoder_select="mpegaudio" mp1float_decoder_select="mpegaudio" mp2_decoder_select="mpegaudio" mp2float_decoder_select="mpegaudio" mp3_decoder_select="mpegaudio" mp3adu_decoder_select="mpegaudio" mp3adufloat_decoder_select="mpegaudio" mp3float_decoder_select="mpegaudio" mp3on4_decoder_select="mpegaudio" mp3on4float_decoder_select="mpegaudio" mpc7_decoder_select="bswapdsp mpegaudiodsp" 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" mpeg2_qsv_decoder_deps="libmfx" mpeg2_qsv_decoder_select="qsvdec mpeg2_qsv_hwaccel mpegvideo_parser" mpeg2_qsv_encoder_deps="libmfx" mpeg2_qsv_encoder_select="qsvenc" mpeg4_decoder_select="h263_decoder mpeg4video_parser" mpeg4_encoder_select="h263_encoder" msa1_decoder_select="mss34dsp" msmpeg4v1_decoder_select="h263_decoder" 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 qpeldsp vc1_decoder" 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" nvenc_h264_encoder_deps="nvenc" nvenc_hevc_encoder_deps="nvenc" on2avc_decoder_select="mdct" opus_decoder_deps="avresample" opus_decoder_select="imdct15" png_decoder_deps="zlib" png_encoder_deps="zlib" png_encoder_select="huffyuvencdsp" prores_decoder_select="idctdsp" prores_encoder_select="fdctdsp" qcelp_decoder_select="lsp" qdm2_decoder_select="mdct rdft mpegaudiodsp" ra_144_encoder_select="audio_frame_queue lpc" ralf_decoder_select="golomb" rscc_decoder_deps="zlib" rv10_decoder_select="error_resilience h263_decoder h263dsp mpeg_er" rv10_encoder_select="h263_encoder" rv20_decoder_select="error_resilience h263_decoder h263dsp mpeg_er" 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" shorten_decoder_select="golomb" sipr_decoder_select="lsp" sp5x_decoder_select="mjpeg_decoder" svq1_decoder_select="hpeldsp" svq1_encoder_select="aandcttables hpeldsp me_cmp mpegvideoenc" svq3_decoder_select="h264_decoder hpeldsp tpeldsp" svq3_decoder_suggest="zlib" tak_decoder_select="audiodsp" tdsc_decoder_deps="zlib" tdsc_decoder_select="mjpeg_decoder" theora_decoder_select="vp3_decoder" thp_decoder_select="mjpeg_decoder" tiff_decoder_suggest="zlib" tiff_encoder_suggest="zlib" truehd_decoder_select="mlp_decoder" truemotion2_decoder_select="bswapdsp" truespeech_decoder_select="bswapdsp" tscc_decoder_deps="zlib" txd_decoder_select="texturedsp" twinvq_decoder_select="mdct lsp sinewin" 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 startcode" vc1image_decoder_select="vc1_decoder" vorbis_decoder_select="mdct" vorbis_encoder_select="mdct" vp3_decoder_select="hpeldsp vp3dsp videodsp" vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp vp56dsp" vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp vp56dsp" 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" 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" wmv2_decoder_select="blockdsp h263_decoder idctdsp intrax8 videodsp wmv2dsp" 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" # hardware accelerators d3d11va_deps="d3d11_h dxva_h ID3D11VideoDecoder" 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" vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h" h263_vaapi_hwaccel_deps="vaapi" h263_vaapi_hwaccel_select="h263_decoder" h264_d3d11va_hwaccel_deps="d3d11va" h264_d3d11va_hwaccel_select="h264_decoder" h264_dxva2_hwaccel_deps="dxva2" h264_dxva2_hwaccel_select="h264_decoder" h264_mmal_decoder_deps="mmal" h264_mmal_hwaccel_deps="mmal" h264_mmal_decoder_select="h264_decoder" h264_mmal_encoder_deps="mmal" h264_qsv_hwaccel_deps="libmfx" h264_vaapi_hwaccel_deps="vaapi" h264_vaapi_hwaccel_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_hwaccel_deps="vdpau" h264_vdpau_hwaccel_select="h264_decoder" 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_vdpau_hwaccel_deps="vdpau VdpPictureInfoHEVC" hevc_vdpau_hwaccep_select="hevc_decoder" mpeg1_vdpau_hwaccel_deps="vdpau" mpeg1_vdpau_hwaccel_select="mpeg1video_decoder" mpeg2_d3d11va_hwaccel_deps="d3d11va" mpeg2_d3d11va_hwaccel_select="mpeg2video_decoder" mpeg2_dxva2_hwaccel_deps="dxva2" mpeg2_dxva2_hwaccel_select="mpeg2video_decoder" mpeg2_qsv_hwaccel_deps="libmfx" mpeg2_vaapi_hwaccel_deps="vaapi" mpeg2_vaapi_hwaccel_select="mpeg2video_decoder" mpeg2_vdpau_hwaccel_deps="vdpau" mpeg2_vdpau_hwaccel_select="mpeg2video_decoder" mpeg4_vaapi_hwaccel_deps="vaapi" mpeg4_vaapi_hwaccel_select="mpeg4_decoder" mpeg4_vdpau_hwaccel_deps="vdpau" mpeg4_vdpau_hwaccel_select="mpeg4_decoder" vc1_d3d11va_hwaccel_deps="d3d11va" vc1_d3d11va_hwaccel_select="vc1_decoder" vc1_dxva2_hwaccel_deps="dxva2" vc1_dxva2_hwaccel_select="vc1_decoder" vc1_vaapi_hwaccel_deps="vaapi" vc1_vaapi_hwaccel_select="vc1_decoder" vc1_vdpau_hwaccel_deps="vdpau" vc1_vdpau_hwaccel_select="vc1_decoder" wmv3_d3d11va_hwaccel_select="vc1_d3d11va_hwaccel" wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel" wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel" wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel" # parsers h264_parser_select="h264_decoder" hevc_parser_select="golomb" mpegvideo_parser_select="mpegvideo" mpeg4video_parser_select="error_resilience h263dsp mpeg_er mpegvideo qpeldsp" vc1_parser_select="mpegvideo startcode vc1_decoder" # bitstream_filters mjpeg2jpeg_bsf_select="jpegtables" # external libraries libdcadec_decoder_deps="libdcadec" 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" libgsm_decoder_deps="libgsm" libgsm_encoder_deps="libgsm" libgsm_ms_decoder_deps="libgsm" libgsm_ms_encoder_deps="libgsm" libilbc_decoder_deps="libilbc" libilbc_encoder_deps="libilbc" libkvazaar_encoder_deps="libkvazaar" libmp3lame_encoder_deps="libmp3lame" libmp3lame_encoder_select="audio_frame_queue" libopencore_amrnb_decoder_deps="libopencore_amrnb" libopencore_amrnb_encoder_deps="libopencore_amrnb" libopencore_amrnb_encoder_select="audio_frame_queue" libopencore_amrwb_decoder_deps="libopencore_amrwb" libopenh264_encoder_deps="libopenh264" libopenjpeg_decoder_deps="libopenjpeg" libopenjpeg_encoder_deps="libopenjpeg" libopus_decoder_deps="libopus" libopus_encoder_deps="libopus" libopus_encoder_select="audio_frame_queue" libschroedinger_decoder_deps="libschroedinger" libschroedinger_encoder_deps="libschroedinger" 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" libvo_amrwbenc_encoder_deps="libvo_amrwbenc" libvorbis_encoder_deps="libvorbis" libvorbis_encoder_select="audio_frame_queue" libvpx_vp8_decoder_deps="libvpx" libvpx_vp8_encoder_deps="libvpx" libvpx_vp9_decoder_deps="libvpx" libvpx_vp9_encoder_deps="libvpx" libwavpack_encoder_deps="libwavpack" libwebp_encoder_deps="libwebp" libx262_encoder_deps="libx262" libx264_encoder_deps="libx264" libx265_encoder_deps="libx265" libxavs_encoder_deps="libxavs" libxvid_encoder_deps="libxvid" # demuxers / muxers ac3_demuxer_select="ac3_parser" asf_demuxer_select="riffdec" asf_muxer_select="riffenc" asf_stream_muxer_select="asf_muxer" avi_demuxer_select="riffdec" avi_muxer_select="riffenc" avisynth_demuxer_deps="avisynth" avisynth_demuxer_select="riffdec" caf_demuxer_select="riffdec" dash_muxer_select="mp4_muxer" dirac_demuxer_select="dirac_parser" dv_demuxer_select="dvprofile" dv_muxer_select="dvprofile" dxa_demuxer_select="riffdec" eac3_demuxer_select="ac3_parser" f4v_muxer_select="mov_muxer" flac_demuxer_select="flac_parser" hds_muxer_select="flv_muxer" hls_muxer_select="mpegts_muxer" ipod_muxer_select="mov_muxer" ismv_muxer_select="mov_muxer" matroska_audio_muxer_select="matroska_muxer" matroska_demuxer_select="riffdec" matroska_demuxer_suggest="bzlib lzo zlib" matroska_muxer_select="riffenc" mmf_muxer_select="riffenc" mov_demuxer_select="riffdec" mov_demuxer_suggest="zlib" mov_muxer_select="riffenc rtpenc_chain" mp3_demuxer_select="mpegaudio_parser" mp4_muxer_select="mov_muxer" mpegts_muxer_select="adts_muxer latm_muxer" mpegtsraw_demuxer_select="mpegts_demuxer" mxf_d10_muxer_select="mxf_muxer" nut_muxer_select="riffenc" nuv_demuxer_select="riffdec" oga_muxer_select="ogg_muxer" ogg_demuxer_select="dirac_parse" opus_muxer_select="ogg_muxer" psp_muxer_select="mov_muxer" rtp_demuxer_select="sdp_demuxer" rtpdec_select="asf_demuxer jpegtables mov_demuxer mpegts_demuxer rm_demuxer rtp_protocol" rtsp_demuxer_select="http_protocol rtpdec" rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain" sap_demuxer_select="sdp_demuxer" sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain" sdp_demuxer_select="rtpdec" smoothstreaming_muxer_select="ismv_muxer" spdif_muxer_select="aac_parser" spx_muxer_select="ogg_muxer" swf_demuxer_suggest="zlib" tak_demuxer_select="tak_parser" tg2_muxer_select="mov_muxer" tgp_muxer_select="mov_muxer" w64_demuxer_select="wav_demuxer" wav_demuxer_select="riffdec" wav_muxer_select="riffenc" webm_muxer_select="riffenc" webm_muxer_suggest="libopus_encoder libvorbis_encoder libvpx_vp8_encoder libvpx_vp9_encoder" wtv_demuxer_select="riffdec" 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" bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h" dv1394_indev_deps="dv1394" dv1394_indev_select="dv_demuxer" fbdev_indev_deps="linux_fb_h" jack_indev_deps="jack_jack_h pthreads" libcdio_indev_deps="libcdio" libdc1394_indev_deps="libdc1394" oss_indev_deps_any="soundcard_h sys_soundcard_h" oss_outdev_deps_any="soundcard_h sys_soundcard_h" pulse_indev_deps="libpulse" sndio_indev_deps="sndio_h" sndio_outdev_deps="sndio_h" v4l2_indev_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" # protocols 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" gopher_protocol_select="network" 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" librtmpt_protocol_deps="librtmp" librtmpte_protocol_deps="librtmp" mmsh_protocol_select="http_protocol" mmst_protocol_select="network" rtmp_protocol_deps="!librtmp_protocol" rtmp_protocol_select="tcp_protocol" rtmpe_protocol_select="ffrtmpcrypt_protocol" rtmps_protocol_deps="!librtmp_protocol" rtmps_protocol_select="tls_protocol" rtmpt_protocol_select="ffrtmphttp_protocol" 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_select="network" srtp_protocol_select="rtp_protocol" tcp_protocol_select="network" tls_gnutls_protocol_deps="gnutls" tls_gnutls_protocol_select="tcp_protocol" tls_openssl_protocol_deps="openssl !tls_gnutls_protocol" tls_openssl_protocol_select="tcp_protocol" tls_protocol_select_any="tls_gnutls_protocol tls_openssl_protocol" udp_protocol_select="network" unix_protocol_deps="sys_un_h" unix_protocol_select="network" # filters blackframe_filter_deps="gpl" boxblur_filter_deps="gpl" bs2b_filter_deps="libbs2b" cropdetect_filter_deps="gpl" delogo_filter_deps="gpl" drawtext_filter_deps="libfreetype" frei0r_filter_deps="frei0r dlopen" frei0r_filter_extralibs='$ldl' frei0r_src_filter_deps="frei0r dlopen" frei0r_src_filter_extralibs='$ldl' hqdn3d_filter_deps="gpl" hwupload_cuda_filter_deps="cuda" interlace_filter_deps="gpl" ocv_filter_deps="libopencv" resample_filter_deps="avresample" scale_filter_deps="swscale" # examples avcodec_example_deps="avcodec avutil" filter_audio_example_deps="avfilter avutil" metadata_example_deps="avformat avutil" output_example_deps="avcodec avformat avutil swscale" qsvdec_example_deps="avcodec avutil libmfx h264_qsv_decoder vaapi_x11" transcode_aac_example_deps="avcodec avformat avresample" # libraries, in linking order avcodec_deps="avutil" avdevice_deps="avformat avcodec avutil" avfilter_deps="avutil" avformat_deps="avcodec avutil" avresample_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 setpts_filter trim_filter" avplay_deps="avcodec avfilter avformat avresample sdl" avplay_libs='$sdl_libs' avplay_select="rdft format_filter transpose_filter hflip_filter vflip_filter" avprobe_deps="avcodec avformat" # documentation pod2man_deps="doc" texi2html_deps="doc" # default parameters logfile="config.log" # installation paths prefix_default="/usr/local" bindir_default='${prefix}/bin' datadir_default='${prefix}/share/avconv' docdir_default='${prefix}/share/doc/libav' incdir_default='${prefix}/include' libdir_default='${prefix}/lib' mandir_default='${prefix}/share/man' shlibdir_default="$libdir_default" # toolchain ar_default="ar" cc_default="gcc" host_cc_default="gcc" cp_f="cp -f" ln_s="ln -s -f" nm_default="nm -g" objformat="elf" pkg_config_default=pkg-config ranlib="ranlib" strip="strip" yasmexe="yasm" # machine arch_default=$(uname -m) cpu="generic" intrinsics="none" # OS target_os_default=$(tolower $(uname -s)) host_os=$target_os_default # configurable options enable asm enable debug enable doc enable faan faandct faanidct enable optimizations 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 # build settings SHFLAGS='-shared -Wl,-soname,$$(@F)' LIBPREF="lib" LIBSUF=".a" FULLNAME='$(NAME)$(BUILDSUF)' LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)' SLIBPREF="lib" SLIBSUF=".so" SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)' SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)' SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)' LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"' SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)' SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)' asflags_filter=echo cflags_filter=echo ldflags_filter=echo AS_C='-c' AS_O='-o $@' CC_C='-c' CC_E='-E -o $@' CC_O='-o $@' OBJCC_C='-c' OBJCC_E='-E -o $@' OBJCC_O='-o $@' LD_O='-o $@' LD_LIB='-l%' LD_PATH='-L' HOSTCC_C='-c' HOSTCC_E='-E -o $@' HOSTCC_O='-o $@' HOSTLD_O='-o $@' host_libs='-lm' host_cflags_filter=echo host_ldflags_filter=echo target_path='$(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," > $(@:.o=.d)' DEPFLAGS='-MM' # find source path if test -f configure; then source_path=. else source_path=$(cd $(dirname "$0"); pwd) echo "$source_path" | grep -q '[[:blank:]]' && die "Out of tree builds are impossible with whitespace in source path." test -e "$source_path/config.h" && die "Out of tree builds are impossible with config.h in source dir." fi for v in "$@"; do r=${v#*=} l=${v%"$r"} r=$(sh_quote "$r") LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}" done find_things(){ thing=$1 pattern=$2 file=$source_path/$3 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file" } ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c) DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c) HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c) PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c) BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c) MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c) DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c) OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c) INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c) PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c) FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c) ALL_COMPONENTS=" $BSF_LIST $DECODER_LIST $DEMUXER_LIST $ENCODER_LIST $FILTER_LIST $HWACCEL_LIST $INDEV_LIST $MUXER_LIST $OUTDEV_LIST $PARSER_LIST $PROTOCOL_LIST " enable $ARCH_EXT_LIST die_unknown(){ echo "Unknown option \"$1\"." echo "See $0 --help for available options." exit 1 } print_3_columns() { printf "%-25s %-25s %-25s\n" $(cat | tr ' ' '\n' | sort) } show_list() { suffix=_$1 shift echo $* | sed s/$suffix//g | print_3_columns exit 0 } rand_list(){ IFS=', ' set -- $* unset IFS for thing; do comp=${thing%:*} prob=${thing#$comp} prob=${prob#:} is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST echo "prob ${prob:-0.5}" printf '%s\n' $comp done } do_random(){ action=$1 shift random_seed=$(awk "BEGIN { srand($random_seed); print srand() }") $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }") } for opt do optval="${opt#*=}" case "$opt" in --extra-ldflags=*) add_ldflags $optval ;; --extra-ldexeflags=*) add_ldexeflags $optval ;; --extra-libs=*) add_extralibs $optval ;; --disable-devices) disable $INDEV_LIST $OUTDEV_LIST ;; --enable-debug=*) debuglevel="$optval" ;; --disable-programs) disable $PROGRAM_LIST ;; --disable-everything) map 'eval disable \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST enable_deep_force $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST ;; --disable-all) map 'eval disable \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST disable $LIBRARY_LIST $PROGRAM_LIST doc ;; --enable-random|--disable-random) action=${opt%%-random} do_random ${action#--} $COMPONENT_LIST ;; --enable-random=*|--disable-random=*) action=${opt%%-random=*} do_random ${action#--} $optval ;; --enable-*=*|--disable-*=*) eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/') is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt" eval list=\$$(toupper $thing)_LIST name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing} test $action = enable && action="request" $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" ;; --enable-?*|--disable-?*) eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g') if is_in $option $COMPONENT_LIST; then test $action = enable && action="enable_deep_force" eval $action \$$(toupper ${option%s})_LIST elif is_in $option $CMDLINE_SELECT; then test $action = enable && action="request" $action $option else die_unknown $opt fi ;; --list-*) NAME="${opt#--list-}" is_in $NAME $COMPONENT_LIST || die_unknown $opt NAME=${NAME%s} eval show_list $NAME \$$(toupper $NAME)_LIST ;; --help|-h) show_help ;; *) optname="${opt%%=*}" optname="${optname#--}" optname=$(echo "$optname" | sed 's/-/_/g') if is_in $optname $CMDLINE_SET; then eval $optname='$optval' elif is_in $optname $CMDLINE_APPEND; then append $optname "$optval" else die_unknown $opt fi ;; esac done for e in $env; do eval "export $e" done disabled logging && logfile=/dev/null # Enable the default components if not disabled explicitly enable_weak $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST # Disable all the library-specific components if the library itself # is disabled, see AVCODEC_LIST and following _LIST variables. disable_components(){ disabled ${1} && disable_weak $( eval components="\$$(toupper ${1})_COMPONENTS" map 'eval echo \${$(toupper ${v%s})_LIST}' $components ) } map 'disable_components $v' $LIBRARY_LIST # Mark components that had not been enabled/disabled explicitly # as enabled for n in $COMPONENT_LIST; do v=$(toupper ${n%s})_LIST eval enable_weak \$$v eval ${n}_if_any="\$$v" done # Make so that disabled libraries are enabled if a component # of them is requested for n in $LIBRARY_LIST; do v=$(toupper ${n})_COMPONENTS eval ${n}_if_any="\$$v" done echo "# $0 $LIBAV_CONFIGURATION" > $logfile set >> $logfile case "$toolchain" in *-asan) cc_default="${toolchain%-asan}" add_cflags -fsanitize=address add_ldflags -fsanitize=address ;; *-tsan) cc_default="${toolchain%-tsan}" add_cflags -fsanitize=thread -pie add_ldflags -fsanitize=thread -pie case "$toolchain" in gcc-tsan) add_cflags -fPIC add_ldflags -fPIC ;; esac ;; *-usan) cc_default="${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" ;; valgrind-memcheck) target_exec_args="--track-origins=yes --leak-check=full" ;; 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 # 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). cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p') if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then cc_default="cl" else cc_default="c99wrap cl" fi ld_default="$source_path/compat/windows/mslink" nm_default="dumpbin -symbols" ar_default="lib" case "$arch" in arm*) as_default="armasm" ;; esac target_os_default="win32" # Use a relative path for TMPDIR. This makes sure all the # ffconf temp files are written with a relative path, avoiding # issues with msys/win32 path conversion for MSVC parameters # such as -Fo or -out:. TMPDIR=. ;; icl) cc_default="icl" ld_default="xilink" nm_default="dumpbin -symbols" ar_default="xilib" target_os_default="win32" TMPDIR=. ;; gcov) add_cflags -fprofile-arcs -ftest-coverage add_ldflags -fprofile-arcs -ftest-coverage ;; hardened) add_cppflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 add_cflags -fno-strict-overflow -fstack-protector-all add_ldflags -Wl,-z,relro -Wl,-z,now ;; ?*) die "Unknown toolchain $toolchain" ;; esac test -n "$cross_prefix" && enable cross_compile if enabled cross_compile; then test -n "$arch" && test -n "$target_os" || die "Must specify target arch and OS when cross-compiling" fi ar_default="${cross_prefix}${ar_default}" cc_default="${cross_prefix}${cc_default}" occ_default="${cross_prefix}${occ_default}" nm_default="${cross_prefix}${nm_default}" pkg_config_default="${cross_prefix}${pkg_config_default}" ranlib="${cross_prefix}${ranlib}" strip="${cross_prefix}${strip}" sysinclude_default="${sysroot}/usr/include" set_default arch cc pkg_config sysinclude target_exec target_os enabled cross_compile || host_cc_default=$cc set_default host_cc if ! $pkg_config --version >/dev/null 2>&1; then warn "$pkg_config not found, library detection may fail." pkg_config=false fi exesuf() { case $1 in mingw32*|mingw64*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;; esac } EXESUF=$(exesuf $target_os) HOSTEXESUF=$(exesuf $host_os) # set temporary file name : ${TMPDIR:=$TEMPDIR} : ${TMPDIR:=$TMP} : ${TMPDIR:=/tmp} if ! check_cmd mktemp -u XXXXXX; then # simple replacement for missing mktemp # NOT SAFE FOR GENERAL USE mktemp(){ echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$" } fi tmpfile(){ tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 && (set -C; exec > $tmp) 2>/dev/null || die "Unable to create temporary file in $TMPDIR." append TMPFILES $tmp eval $1=$tmp } trap 'rm -f -- $TMPFILES' EXIT tmpfile TMPASM .asm tmpfile TMPC .c tmpfile TMPE $EXESUF tmpfile TMPH .h tmpfile TMPO .o tmpfile TMPS .S tmpfile TMPSH .sh tmpfile TMPV .ver unset -f mktemp chmod +x $TMPE # make sure we can execute files in $TMPDIR cat > $TMPSH 2>> $logfile <> $logfile 2>&1 if ! $TMPSH >> $logfile 2>&1; then cat <&1 | grep -q '^gcc.*LLVM'; then _type=llvm_gcc gcc_extra_ver=$(expr "$($_cc --version 2>/dev/null | head -n1)" : '.*\((.*)\)') _ident="llvm-gcc $($_cc -dumpversion 2>/dev/null) $gcc_extra_ver" _depflags='-MMD -MF $(@:.o=.d) -MT $@' _cflags_speed='-O3' _cflags_size='-Os' elif $_cc -v 2>&1 | grep -qi ^gcc; then _type=gcc gcc_version=$($_cc --version | head -n1) gcc_basever=$($_cc -dumpversion) gcc_pkg_ver=$(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 $@' fi _cflags_speed='-O3' _cflags_size='-Os' elif $_cc --version 2>/dev/null | grep -q ^icc; then _type=icc _ident=$($_cc --version | head -n1) _depflags='-MMD' _cflags_speed='-O3' _cflags_size='-Os' _cflags_noopt='-O1' elif $_cc -v 2>&1 | grep -q xlc; then _type=xlc _ident=$($_cc -qversion 2>/dev/null | head -n1) _cflags_speed='-O5' _cflags_size='-O5 -qcompact' elif $_cc -V 2>/dev/null | grep -q Compaq; then _type=ccc _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3) _DEPFLAGS='-M' _cflags_speed='-fast' _cflags_size='-O1' _flags_filter=ccc_flags 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 | grep -i build | head -n1 | sed 's/.*: //') armcc_conf="$PWD/armcc.conf" $_cc --arm_linux_configure \ --arm_linux_config_file="$armcc_conf" \ --configure_sysroot="$sysroot" \ --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 || die "Error creating armcc configuration file." $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc _flags="--arm_linux_config_file=$armcc_conf --translate_gcc" as_default="${cross_prefix}gcc" _depflags='-MMD' _cflags_speed='-O3' _cflags_size='-Os' elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then _type=tms470 _ident=$($_cc -version | head -n1 | tr -s ' ') _flags='--gcc --abi=eabi -me' _cc_e='-ppl -fe=$@' _cc_o='-fe=$@' _depflags='-ppa -ppd=$(@:.o=.d)' _cflags_speed='-O3 -mf=5' _cflags_size='-O3 -mf=2' _flags_filter=tms470_flags elif $_cc -v 2>&1 | grep -q clang; then _type=clang _ident=$($_cc --version 2>/dev/null | head -n1) _depflags='-MMD -MF $(@:.o=.d) -MT $@' _cflags_speed='-O3' _cflags_size='-Os' elif $_cc -V 2>&1 | grep -q Sun; then _type=suncc _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-) _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)' _DEPFLAGS='-xM1 -xc99' _ldflags='-std=c99' _cflags_speed='-O5' _cflags_size='-O5 -xspace' _flags_filter=suncc_flags elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then _type=pathscale _ident=$($_cc -v 2>&1 | head -n1 | tr -d :) _depflags='-MMD -MF $(@:.o=.d) -MT $@' _cflags_speed='-O2' _cflags_size='-Os' _flags_filter='filter_out -Wdisabled-optimization' elif $_cc -v 2>&1 | grep -q Open64; then _type=open64 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :) _depflags='-MMD -MF $(@:.o=.d) -MT $@' _cflags_speed='-O2' _cflags_size='-Os' _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros' elif $_cc -V 2>&1 | grep -q Portland; then _type=pgi _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')" 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" _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 $_cc -nologo- 2>&1 | grep -q Microsoft; then _type=msvc _ident=$($_cc 2>&1 | head -n1) _DEPCMD='$(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 $_cc 2>&1 | grep -q Intel; then _type=icl _ident=$($_cc 2>&1 | head -n1) _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@' # Not only is O3 broken on 13.x+ but it is slower on all previous # versions (tested) as well. _cflags_speed="-O2" _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff if $_cc 2>&1 | grep -q Linker; then _ld_o='-out:$@' else _ld_o='-Fe$@' fi _cc_o='-Fo$@' _cc_e='-P' _flags_filter=icl_flags _ld_lib='lib%.a' _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 # with MSVC which enables it by default. _cflags='-D_USE_MATH_DEFINES -Qms0 -Qvec- -Qsimd- -GS' elif $_cc --version 2>/dev/null | grep -q ^cparser; then _type=cparser _ident=$($_cc --version | head -n1) _depflags='-MMD' _cflags_speed='-O4' _cflags_size='-O2' _flags_filter=cparser_flags fi eval ${pfx}_type=\$_type eval ${pfx}_ident=\$_ident } set_ccvars(){ eval ${1}_C=\${_cc_c-\${${1}_C}} eval ${1}_E=\${_cc_e-\${${1}_E}} eval ${1}_O=\${_cc_o-\${${1}_O}} if [ -n "$_depflags" ]; then eval ${1}_DEPFLAGS=\$_depflags else eval ${1}DEP=\${_DEPCMD:-\$DEPCMD} eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS} eval DEP${1}FLAGS=\$_flags fi } probe_cc cc "$cc" cflags_filter=$_flags_filter cflags_speed=$_cflags_speed cflags_size=$_cflags_size cflags_noopt=$_cflags_noopt add_cflags $_flags $_cflags cc_ldflags=$_ldflags set_ccvars CC probe_cc hostcc "$host_cc" host_cflags_filter=$_flags_filter add_host_cflags $_flags $_cflags set_ccvars HOSTCC test -n "$cc_type" && enable $cc_type || warn "Unknown C compiler $cc, unable to select optimal CFLAGS" : ${as_default:=$cc} : ${objcc_default:=$cc} : ${dep_cc_default:=$cc} : ${ld_default:=$cc} : ${host_ld_default:=$host_cc} set_default ar as objcc dep_cc ld host_ld probe_cc as "$as" asflags_filter=$_flags_filter add_asflags $_flags $_cflags set_ccvars AS probe_cc objcc "$objcc" objcflags_filter=$_flags_filter add_objcflags $_flags $_cflags set_ccvars OBJC probe_cc ld "$ld" ldflags_filter=$_flags_filter add_ldflags $_flags $_ldflags test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags LD_O=${_ld_o-$LD_O} LD_LIB=${_ld_lib-$LD_LIB} LD_PATH=${_ld_path-$LD_PATH} probe_cc hostld "$host_ld" host_ldflags_filter=$_flags_filter add_host_ldflags $_flags $_ldflags HOSTLD_O=${_ld_o-$HOSTLD_O} if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then probe_cc depcc "$dep_cc" CCDEP=${_DEPCMD:-$DEPCMD} CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS} DEPCCFLAGS=$_flags fi if $ar 2>&1 | grep -q Microsoft; then arflags="-nologo" ar_o='-out:$@' elif $ar 2>&1 | grep -q 'Texas Instruments'; then arflags="rq" ar_o='$@' elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then arflags='-Xany -r -c' ar_o='$@' else arflags="rc" ar_o='$@' fi add_cflags $extra_cflags add_objcflags $extra_objcflags add_asflags $extra_cflags if test -n "$sysroot"; then case "$cc_type" in gcc|llvm_gcc|clang) add_cppflags --sysroot="$sysroot" add_ldflags --sysroot="$sysroot" ;; tms470) add_cppflags -I"$sysinclude" add_ldflags --sysroot="$sysroot" ;; esac fi if test "$cpu" = host; then enabled cross_compile && die "--cpu=host makes no sense when cross-compiling." case "$cc_type" in gcc|llvm_gcc) check_native(){ $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return sed -n "/cc1.*$1=/{ s/.*$1=\\([^ ]*\\).*/\\1/ p q }" $TMPE } cpu=$(check_native -march || check_native -mcpu) ;; esac test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc" fi # Deal with common $arch aliases case "$arch" in aarch64|arm64) arch="aarch64" ;; arm*) arch="arm" ;; mips*|IP*) case "$arch" in *el) add_cppflags -EL add_ldflags -EL ;; *eb) add_cppflags -EB add_ldflags -EB ;; esac arch="mips" ;; parisc*|hppa*) arch="parisc" ;; "Power Macintosh"|ppc*|powerpc*) arch="ppc" ;; s390|s390x) arch="s390" ;; sh4|sh) arch="sh4" ;; sun4u|sparc*) arch="sparc" ;; tilegx|tile-gx) arch="tilegx" ;; i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64) arch="x86" ;; esac is_in $arch $ARCH_LIST || warn "unknown architecture $arch" enable $arch # Add processor-specific flags if enabled aarch64; then case $cpu in armv*) cpuflags="-march=$cpu" ;; *) cpuflags="-mcpu=$cpu" ;; esac elif enabled alpha; then cpuflags="-mcpu=$cpu" elif enabled arm; then check_arm_arch() { check_cpp_condition stddef.h \ "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \ $cpuflags } probe_arm_arch() { if check_arm_arch 4; then echo armv4; elif check_arm_arch 4T; then echo armv4t; elif check_arm_arch 5; then echo armv5; elif check_arm_arch 5E; then echo armv5e; elif check_arm_arch 5T; then echo armv5t; elif check_arm_arch 5TE; then echo armv5te; elif check_arm_arch 5TEJ; then echo armv5te; elif check_arm_arch 6; then echo armv6; elif check_arm_arch 6J; then echo armv6j; elif check_arm_arch 6K; then echo armv6k; elif check_arm_arch 6Z; then echo armv6z; elif check_arm_arch 6ZK; then echo armv6zk; elif check_arm_arch 6T2; then echo armv6t2; elif check_arm_arch 7; then echo armv7; elif check_arm_arch 7A 7_A; then echo armv7-a; elif check_arm_arch 7S; then echo armv7-a; elif check_arm_arch 7R 7_R; then echo armv7-r; elif check_arm_arch 7M 7_M; then echo armv7-m; elif check_arm_arch 7EM 7E_M; then echo armv7-m; elif check_arm_arch 8A 8_A; then echo armv8-a; fi } [ "$cpu" = generic ] && cpu=$(probe_arm_arch) case $cpu in armv*) cpuflags="-march=$cpu" subarch=$(echo $cpu | sed 's/[^a-z0-9]//g') ;; *) cpuflags="-mcpu=$cpu" case $cpu in cortex-a*) subarch=armv7a ;; cortex-r*) subarch=armv7r ;; cortex-m*) enable thumb; subarch=armv7m ;; arm11*) subarch=armv6 ;; arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;; armv4*|arm7*|arm9[24]*) subarch=armv4 ;; *) subarch=$(probe_arm_arch) ;; esac ;; esac case "$subarch" in armv5t*) enable fast_clz ;; armv[6-8]*) enable fast_clz fast_unaligned ;; esac elif enabled avr32; then case $cpu in ap7[02]0[0-2]) subarch="avr32_ap" cpuflags="-mpart=$cpu" ;; ap) subarch="avr32_ap" cpuflags="-march=$cpu" ;; uc3[ab]*) subarch="avr32_uc" cpuflags="-mcpu=$cpu" ;; uc) subarch="avr32_uc" cpuflags="-march=$cpu" ;; esac elif enabled bfin; then cpuflags="-mcpu=$cpu" elif enabled mips; then cpuflags="-march=$cpu" elif enabled ppc; then disable ldbrx case $(tolower $cpu) in 601|ppc601|powerpc601) cpuflags="-mcpu=601" disable altivec ;; 603*|ppc603*|powerpc603*) cpuflags="-mcpu=603" disable altivec ;; 604*|ppc604*|powerpc604*) cpuflags="-mcpu=604" disable altivec ;; g3|75*|ppc75*|powerpc75*) cpuflags="-mcpu=750" disable altivec ;; g4|745*|ppc745*|powerpc745*) cpuflags="-mcpu=7450" disable vsx ;; 74*|ppc74*|powerpc74*) cpuflags="-mcpu=7400" disable vsx ;; g5|970|ppc970|powerpc970) cpuflags="-mcpu=970" disable vsx ;; power[3-6]*) cpuflags="-mcpu=$cpu" disable vsx ;; power[7-8]*) cpuflags="-mcpu=$cpu" enable ldbrx ;; cell) cpuflags="-mcpu=cell" enable ldbrx disable vsx ;; e500mc) cpuflags="-mcpu=e500mc" disable altivec ;; e500v2) cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double" disable altivec disable dcbzl ;; e500) cpuflags="-mcpu=8540 -mhard-float" disable altivec disable dcbzl ;; esac elif enabled sparc; then case $cpu in cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789]) cpuflags="-mcpu=$cpu" ;; ultrasparc*|niagara[234]) cpuflags="-mcpu=$cpu" ;; esac elif enabled x86; then case $cpu in i[345]86|pentium) cpuflags="-march=$cpu" disable i686 disable mmx ;; # targets that do NOT support nopl and conditional mov (cmov) pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3) cpuflags="-march=$cpu" disable i686 ;; # targets that do support nopl and conditional mov (cmov) i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*) cpuflags="-march=$cpu" enable i686 enable fast_cmov ;; # targets that do support conditional mov but on which it's slow pentium4|pentium4m|prescott|nocona) cpuflags="-march=$cpu" enable i686 disable fast_cmov ;; esac fi if [ "$cpu" != generic ]; then add_cflags $cpuflags add_asflags $cpuflags test "$cc_type" = "$ld_type" && add_ldflags $cpuflags fi # compiler sanity check check_exec < EOF check_cc -D_LARGEFILE_SOURCE < EOF add_host_cppflags -D_ISOC99_SOURCE check_host_cflags -std=c99 check_host_cflags -Wall check_host_cflags -O3 check_64bit(){ arch32=$1 arch64=$2 expr=$3 check_code cc "" "int test[2*($expr) - 1]" && subarch=$arch64 || subarch=$arch32 } case "$arch" in aarch64|alpha|ia64) spic=$shared ;; mips) check_64bit mips mips64 '_MIPS_SIM > 1' spic=$shared ;; parisc) check_64bit parisc parisc64 'sizeof(void *) > 4' spic=$shared ;; ppc) check_64bit ppc ppc64 'sizeof(void *) > 4' spic=$shared ;; s390) check_64bit s390 s390x 'sizeof(void *) > 4' spic=$shared ;; sparc) check_64bit sparc sparc64 'sizeof(void *) > 4' spic=$shared ;; x86) check_64bit x86_32 x86_64 'sizeof(void *) > 4' if test "$subarch" = "x86_64"; then spic=$shared fi ;; esac enable $subarch enabled spic && enable_weak pic # OS specific case $target_os in aix) SHFLAGS=-shared add_cppflags '-I\$(SRC_PATH)/compat/aix' enabled shared && add_ldflags -Wl,-brtl ;; android) disable symver enable section_data_rel_ro SLIB_INSTALL_NAME='$(SLIBNAME)' SLIB_INSTALL_LINKS= SHFLAGS='-shared -Wl,-soname,$(SLIBNAME)' ;; haiku) prefix_default="/boot/common" network_extralibs="-lnetwork" host_libs= ;; sunos) SHFLAGS='-shared -Wl,-h,$$(@F)' enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS" network_extralibs="-lsocket -lnsl" # When using suncc to build, the Solaris linker will mark # an executable with each instruction set encountered by # the Solaris assembler. As our libraries contain their own # guards for processor-specific code, instead suppress # generation of the HWCAPS ELF section on Solaris x86 only. enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile nm_default='nm -P -g' SLIB_CREATE_DEF_CMD='$(Q)perl $(SRC_PATH)/compat/solaris/make_sunver.pl $$(filter %.ver,$$^) $(OBJS) | grep -v @ > $(SUBDIR)lib$(NAME).ver-sol2' ;; netbsd) disable symver oss_indev_extralibs="-lossaudio" oss_outdev_extralibs="-lossaudio" ;; openbsd|bitrig) disable symver SHFLAGS='-shared' SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)' SLIB_INSTALL_LINKS= oss_indev_extralibs="-lossaudio" oss_outdev_extralibs="-lossaudio" ;; dragonfly) disable symver ;; freebsd) ;; bsd/os) add_extralibs -lpoll -lgnugetopt ;; darwin) enabled ppc && add_asflags -force_cpusubtype_ALL SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)' enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress add_ldflags -Wl,-dynamic,-search_paths_first SLIBSUF=".dylib" SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)' SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)' objformat="macho" enabled x86_64 && objformat="macho64" enabled_any pic shared || { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; } ;; msys*) die "Native MSYS builds are discouraged, please use the MINGW environment."; ;; mingw32*|mingw64*) if test $target_os = "mingw32ce"; then disable network else target_os=mingw32 fi LIBTARGET=i386 if enabled x86_64; then LIBTARGET="i386:x86-64" elif enabled arm; then LIBTARGET=arm-wince fi check_ldflags -Wl,--nxcompat check_ldflags -Wl,--dynamicbase shlibdir_default="$bindir_default" SLIBPREF="" SLIBSUF=".dll" SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)' SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)' SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)' SLIB_INSTALL_NAME='$(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,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base' objformat="win32" dlltool="${cross_prefix}dlltool" ranlib=: enable dos_paths ;; win32|win64) disable symver if enabled shared; then # Link to the import library instead of the normal static library # for shared libs. LD_LIB='%.lib' # Cannot build both shared and static libs with MSVC or icl. disable static fi shlibdir_default="$bindir_default" SLIBPREF="" SLIBSUF=".dll" SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)' SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)' SLIB_CREATE_DEF_CMD='$(SRC_PATH)/compat/windows/makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)' SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)' SLIB_INSTALL_LINKS= SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)' SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)' SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)' objformat="win32" ranlib=: enable dos_paths ;; cygwin*) target_os=cygwin shlibdir_default="$bindir_default" SLIBPREF="cyg" SLIBSUF=".dll" SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)' SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)' SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)' SLIB_INSTALL_LINKS= SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a' SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a' objformat="win32" enable dos_paths ;; *-dos|freedos|opendos) network_extralibs="-lsocket" objformat="coff" enable dos_paths add_cppflags -U__STRICT_ANSI__ ;; linux) enable dv1394 enable section_data_rel_ro ;; irix*) target_os=irix ranlib="echo ignoring ranlib" ;; os/2*) ln_s="cp -f" objformat="aout" add_cppflags -D_GNU_SOURCE add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf' LIBSUF="_s.a" SLIBPREF="" SLIBSUF=".dll" SLIBNAME_WITH_VERSION='$(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' enable dos_paths ;; gnu/kfreebsd) add_cppflags -D_BSD_SOURCE ;; gnu) ;; qnx) add_cppflags -D_QNX_SOURCE network_extralibs="-lsocket" ;; symbian) SLIBSUF=".dll" enable dos_paths add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS add_ldflags -Wl,--target1-abs,--no-undefined \ -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \ -Wl,--entry=_E32Startup -Wl,-u,_E32Startup add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \ -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \ -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib ;; osf1) add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT ;; minix) ;; plan9) add_cppflags -D_C99_SNPRINTF_EXTENSION \ -D_REENTRANT_SOURCE \ -D_RESEARCH_SOURCE \ -DFD_SETSIZE=96 \ -DHAVE_SOCK_OPTS add_compat strtod.o strtod=avpriv_strtod network_extralibs='-lbsd' exeobjs=compat/plan9/main.o cp_f='cp' ;; none) ;; *) die "Unknown OS '$target_os'." ;; esac # determine libc flavour probe_libc(){ pfx=$1 pfx_no_=${pfx%_} # uclibc defines __GLIBC__, so it needs to be checked before glibc. if check_${pfx}cpp_condition features.h "defined __UCLIBC__"; then eval ${pfx}libc_type=uclibc add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 elif check_${pfx}cpp_condition features.h "defined __GLIBC__"; then eval ${pfx}libc_type=glibc add_${pfx}cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 # MinGW headers can be installed on Cygwin, so check for newlib first. elif check_${pfx}cpp_condition newlib.h "defined _NEWLIB_VERSION"; then eval ${pfx}libc_type=newlib add_${pfx}cppflags -U__STRICT_ANSI__ # MinGW64 is backwards compatible with MinGW32, so check for it first. elif check_${pfx}cpp_condition _mingw.h "defined __MINGW64_VERSION_MAJOR"; then eval ${pfx}libc_type=mingw64 add_${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 _mingw.h "defined __MINGW_VERSION" || check_${pfx}cpp_condition _mingw.h "defined __MINGW32_VERSION"; then eval ${pfx}libc_type=mingw32 check_${pfx}cpp_condition _mingw.h "__MINGW32_MAJOR_VERSION > 3 || \ (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" || die "ERROR: MinGW32 runtime version must be >= 3.15." 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 crtversion.h "defined _VC_CRT_MAJOR_VERSION"; then eval ${pfx}libc_type=msvcrt if check_${pfx}cpp_condition crtversion.h "_VC_CRT_MAJOR_VERSION < 14"; then if [ "$pfx" = host_ ]; then add_host_cppflags -Dsnprintf=_snprintf else add_compat strtod.o strtod=avpriv_strtod add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \ _snprintf=avpriv_snprintf \ vsnprintf=avpriv_vsnprintf fi fi # The MSVC 2010 headers (Win 7.0 SDK) set _WIN32_WINNT to # 0x601 by default unless something else is set by the user. # This can easily lead to us detecting functions only present # in such new versions and producing binaries requiring windows 7.0. # Therefore explicitly set the default to XP unless the user has # set something else on the command line. # Don't do this if WINAPI_FAMILY is set and is set to a non-desktop # family. For these cases, configure is free to use any functions # found in the SDK headers by default. (Alternatively, we could force # _WIN32_WINNT to 0x0602 in that case.) check_${pfx}cpp_condition stdlib.h "defined(_WIN32_WINNT)" || { check_${pfx}cpp < #if !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP) #error not desktop #endif #endif EOF elif check_${pfx}cpp_condition stddef.h "defined __KLIBC__"; then eval ${pfx}libc_type=klibc elif check_${pfx}cpp_condition sys/cdefs.h "defined __BIONIC__"; then eval ${pfx}libc_type=bionic elif check_${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 } probe_libc test -n "$libc_type" && enable libc_$libc_type probe_libc host_ test -n "$host_libc_type" && enable host_libc_$host_libc_type case $libc_type in bionic) add_compat strtod.o strtod=avpriv_strtod ;; esac # hacks for compiler/libc/os combinations if enabled_all tms470 libc_glibc; then CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}" add_cppflags -D__USER_LABEL_PREFIX__= add_cppflags -D__builtin_memset=memset add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED add_cflags -pds=48 # incompatible redefinition of macro fi if enabled_all ccc libc_glibc; then add_ldflags -Wl,-z,now # calls to libots crash without this fi check_compile_assert flt_lim "float.h limits.h" "DBL_MAX == (double)DBL_MAX" || add_cppflags '-I\$(SRC_PATH)/compat/float' esc(){ echo "$*" | sed 's/%/%25/g;s/:/%3a/g' } echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable_weak pic set_default $PATHS_LIST set_default nm # we need to build at least one lib type if ! enabled_any static shared; then cat <= 30"; then enable vfp_args 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 <= 0.8.1" kvazaar.h kvz_api_get enabled libmfx && require_pkg_config libmfx "mfx/mfxvideo.h" MFXInit enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame 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 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 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 librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init enabled libsnappy && require snappy snappy-c.h snappy_compress -lsnappy enabled libspeex && require_pkg_config speex speex/speex.h speex_decoder_init -lspeex 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 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_vp8_decoder && { check_pkg_config vpx "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_vp8_dx || disable libvpx_vp8_decoder; } enabled libvpx_vp8_encoder && { check_pkg_config vpx "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_vp8_cx || disable libvpx_vp8_encoder; } enabled libvpx_vp9_decoder && { check_pkg_config vpx "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_vp9_dx || 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; } 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 && { check_cpp_condition x264.h "X264_BUILD >= 118" || die "ERROR: libx264 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."; } enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore 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 ; add_extralibs -L/opt/vc/lib/ -lmmal_core -lmmal_util -lmmal_vc_client -lbcm_host ; check_lib interface/mmal/mmal.h mmal_port_connect ; } check_lib interface/mmal/mmal.h mmal_port_connect ; } || die "ERROR: mmal not found"; } enabled openssl && { check_pkg_config openssl openssl/ssl.h SSL_library_init && { add_cflags $openssl_cflags && add_extralibs $openssl_libs; }|| 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 # libdc1394 check if enabled libdc1394; then { require_pkg_config libdc1394-2 dc1394/dc1394.h dc1394_new && enable libdc1394_2; } || { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 && enable libdc1394_1; } || 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"; 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" $sdl_cflags && enable sdl fi pod2man --help > /dev/null 2>&1 && enable pod2man || disable pod2man texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html check_header linux/fb.h check_header linux/videodev2.h check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete check_header AVFoundation/AVFoundation.h && check_objcflags -fobjc-arc && add_extralibs -framework Foundation -framework AVFoundation -framework CoreVideo -framework CoreMedia || disable AVFoundation_AVFoundation_h check_header sys/videoio.h check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$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 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 machine/ioctl_meteor.h && check_header machine/ioctl_bt848.h; } || { check_header dev/video/meteor/ioctl_meteor.h && check_header dev/video/bktr/ioctl_bt848.h; } || check_header dev/ic/bt8xx.h check_header sndio.h check_header sys/soundcard.h check_header soundcard.h enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack && check_func jack_port_get_latency_range -ljack enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio if enabled libcdio; then check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio || check_lib2 "cdio/paranoia/cdda.h cdio/paranoia/paranoia.h" cdio_cddap_open -lcdio_paranoia -lcdio_cdda -lcdio || die "ERROR: No usable libcdio/cdparanoia found" fi check_lib X11/Xlib.h XOpenDisplay -lX11 && enable 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"; } && disable x11grab && enable libxcb 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 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 add_cflags "$xcb_event_cflags $xcb_shm_cflags $xcb_xfixes_cflags" add_extralibs "$xcb_event_libs $xcb_shm_libs $xcb_xfixes_libs" fi if enabled x11grab; then enabled xlib || die "ERROR: Xlib not found" require Xext X11/extensions/XShm.h XShmCreateImage -lXext require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes fi enabled vaapi && enabled xlib && check_lib2 "va/va.h va/va_x11.h" vaGetDisplay -lva -lva-x11 && enable vaapi_x11 enabled vdpau && check_cpp_condition vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" || disable 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") && enable vdpau_x11 enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel" # add some useful compiler flags if supported check_cflags -Wdeclaration-after-statement check_cflags -Wall check_cflags -Wdisabled-optimization check_cflags -Wpointer-arith check_cflags -Wredundant-decls check_cflags -Wwrite-strings check_cflags -Wtype-limits check_cflags -Wundef check_cflags -Wmissing-prototypes check_cflags -Wstrict-prototypes enabled extra_warnings && check_cflags -Winline enabled extra_warnings && check_cflags -Wcast-qual check_disable_warning(){ warning_flag=-W${1#-Wno-} test_cflags $warning_flag && add_cflags $1 } check_disable_warning -Wno-parentheses check_disable_warning -Wno-switch check_disable_warning -Wno-format-zero-length check_disable_warning -Wno-pointer-sign # add some linker flags check_ldflags -Wl,--warn-common check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample enabled rpath && add_ldexeflags -Wl,-rpath,$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' enabled neon_clobber_test && check_ldflags -Wl,--wrap,avcodec_open2 \ -Wl,--wrap,avcodec_decode_audio4 \ -Wl,--wrap,avcodec_decode_video2 \ -Wl,--wrap,avcodec_decode_subtitle2 \ -Wl,--wrap,avcodec_encode_audio2 \ -Wl,--wrap,avcodec_encode_video2 \ -Wl,--wrap,avcodec_encode_subtitle \ -Wl,--wrap,avresample_convert || disable neon_clobber_test enabled xmm_clobber_test && check_ldflags -Wl,--wrap,avcodec_open2 \ -Wl,--wrap,avcodec_decode_audio4 \ -Wl,--wrap,avcodec_decode_video2 \ -Wl,--wrap,avcodec_decode_subtitle2 \ -Wl,--wrap,avcodec_encode_audio2 \ -Wl,--wrap,avcodec_encode_video2 \ -Wl,--wrap,avcodec_encode_subtitle \ -Wl,--wrap,avresample_convert \ -Wl,--wrap,sws_scale || disable xmm_clobber_test echo "X { local: *; };" > $TMPV if test_ldflags -Wl,--version-script,$TMPV; then append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver' elif test_ldflags -Wl,-M,$TMPV; then append SHFLAGS '-Wl,-M,\$(SUBDIR)lib\$(NAME).ver-sol2' fi check_cc <= 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 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 # The CRT headers contain __declspec(restrict) in a few places, but if redefining # restrict, this might break. MSVC 2010 and 2012 fail with __declspec(__restrict) # (as it ends up if the restrict redefine is done before including stdlib.h), while # MSVC 2013 and newer can handle it fine. # If this declspec fails, force including stdlib.h before the restrict redefinition # happens in config.h. if [ $_restrict != restrict ]; then check_cc < Makefile config_files="$TMPH config.mak" cat > config.mak <> config.mak eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak eval echo "${lcname}_VERSION_MINOR=\$${name}_VERSION_MINOR" >> config.mak } map 'get_version $v' $LIBRARY_LIST map 'eval echo "${v}_FFLIBS=\$${v}_deps" >> config.mak' $LIBRARY_LIST print_program_libs(){ eval "program_libs=\$${1}_libs" eval echo "LIBS-${1}=${program_libs}" >> config.mak } map 'print_program_libs $v' $PROGRAM_LIST cat > $TMPH <>$TMPH if enabled yasm; then append config_files $TMPASM printf '' >$TMPASM fi enabled getenv || echo "#define getenv(x) NULL" >> $TMPH print_config ARCH_ "$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 # Do not overwrite an unchanged config.h to avoid superfluous rebuilds. cp_if_changed $TMPH config.h touch .config enabled yasm && cp_if_changed $TMPASM config.asm cat > $TMPH <> $TMPH cp_if_changed $TMPH libavutil/avconfig.h test -n "$WARNINGS" && printf "\n$WARNINGS" # build pkg-config files lib_version(){ eval printf "\"lib${1} >= \$LIB$(toupper ${1})_VERSION, \"" } pkgconfig_generate(){ name=$1 shortname=${name#lib}${build_suffix} comment=$2 version=$3 libs=$4 requires=$(map 'lib_version $v' $(eval echo \$${name#lib}_deps)) requires=${requires%, } enabled ${name#lib} || return 0 mkdir -p $name cat < $name/$name.pc prefix=$prefix exec_prefix=\${prefix} libdir=$libdir includedir=$incdir Name: $name Description: $comment Version: $version Requires: $(enabled shared || echo $requires) Requires.private: $(enabled shared && echo $requires) Conflicts: Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs) Libs.private: $(enabled shared && echo $libs) Cflags: -I\${includedir} EOF cat < $name/$name-uninstalled.pc prefix= exec_prefix= libdir=\${pcfiledir} includedir=${source_path} Name: $name Description: $comment Version: $version Requires: $requires Conflicts: Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs Cflags: -I\${includedir} EOF } pkgconfig_generate libavutil "Libav utility library" "$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"