configure

check_host_cc(){
    log check_host_cc "$@"
    cat > $TMPC
    log_file $TMPC
    check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
}

check_host_cflags(){
    log check_host_cflags "$@"
    set -- $($host_cflags_filter "$@")
    check_host_cc "$@" <<EOF && append host_cflags "$@"
int x;
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.

COMPONENT_LIST="
    bsfs
    decoders
    demuxers
    encoders
    filters
    hwaccels
    indevs
    muxers
    outdevs
    parsers
    protocols
"

PROGRAM_LIST="
    ffplay
    ffprobe
    ffserver
    ffmpeg
"

CONFIG_LIST="
    $COMPONENT_LIST
    $PROGRAM_LIST
    avcodec
    avdevice
    avfilter
    avformat
    avresample
    avisynth
    bzlib
    crystalhd
    dct
    doc
    dwt
    dxva2
    fast_unaligned
    fastdiv
    fft
    fontconfig
    frei0r
    gnutls
    gpl
    gray
    hardcoded_tables
    libaacplus
    libass
    libbluray
    libcaca
    libcdio
    libcelt
    libdc1394
    libfaac
    libfdk_aac
    libflite
    libfreetype
    libgsm
    libiec61883
    libilbc
    libmodplug
    libmp3lame
    libnut
    libopencore_amrnb
    libopencore_amrwb
    libopencv
    libopenjpeg
    libopus
    libpulse
    librtmp
    libschroedinger
    libspeex
    libstagefright_h264
    libtheora
    libtwolame
    libutvideo
    libv4l2
    libvo_aacenc
    libvo_amrwbenc
    libvorbis
    libvpx
    libx264
    libxavs
    libxvid
    lsp
    mdct
    memalign_hack
    memory_poisoning
    network
    nonfree
    openal
    openssl
    pic
    postproc
    rdft
    runtime_cpudetect
    safe_bitstream_reader
    shared
    small
    sram
    static
    swresample
    swscale
    swscale_alpha
    thumb
    vaapi
    vda
    vdpau
    version3
    xmm_clobber_test
    x11grab
    zlib
"

THREADS_LIST='
    pthreads
    w32threads
    os2threads
'

ARCH_LIST='
    alpha
    arm
    avr32
    avr32_ap
    avr32_uc
    bfin
    ia64
    m68k
    mips
    mips64
    parisc
    ppc
    ppc64
    s390
    sh4
    sparc
    sparc64
    tomi
    x86
    x86_32
    x86_64
'

ARCH_EXT_LIST='
    altivec
    amd3dnow
    amd3dnowext
    armv5te
    armv6
    armv6t2
    armvfp
    avx
    fma4
    mmi
    mmx
    mmxext
    neon
    ppc4xx
    sse
    ssse3
    vfpv3
    vis
    mipsfpu
    mips32r2
    mipsdspr1
    mipsdspr2
'

HAVE_LIST_PUB='
    bigendian
    fast_unaligned
'

HAVE_LIST="
    $ARCH_EXT_LIST
    $HAVE_LIST_PUB
    $THREADS_LIST
    aligned_malloc
    aligned_stack
    alsa_asoundlib_h
    altivec_h
    arpa_inet_h
    asm_mod_y
    asm_types_h
    attribute_may_alias
    attribute_packed
    cbrtf
    clock_gettime
    closesocket
    cmov
    cpuid
    cpunop
    dcbzl
    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
    dlfcn_h
    dlopen
    dos_paths
    dxva_h
    ebp_available
    ebx_available
    exp2
    exp2f
    fast_64bit
    fast_clz
    fast_cmov
    fcntl
    fork
    getaddrinfo
    gethrtime
    getopt
    GetProcessAffinityMask
    GetProcessMemoryInfo
    GetProcessTimes
    GetSystemTimeAsFileTime
    getrusage
    gettimeofday
    glob
    gnu_as
    ibm_asm
    inet_aton
    inline_asm
    isatty
    isinf
    isnan
    jack_port_get_latency_range
    kbhit
    ldbrx
    libdc1394_1
    libdc1394_2
    llrint
    llrintf
    local_aligned_16
    local_aligned_8
    localtime_r
    log2
    log2f
    loongson
    lrint
    lrintf
    lzo1x_999_compress
    machine_ioctl_bt848_h
    machine_ioctl_meteor_h
    makeinfo
    malloc_h
    MapViewOfFile
    memalign
    mkstemp
    mm_empty
    mmap
    nanosleep
    netinet_sctp_h
    PeekNamedPipe
    pod2man
    poll_h
    posix_memalign
    pthread_cancel
    rdtsc
    rint
    round
    roundf
    rweflags
    sched_getaffinity
    sdl
    sdl_video_size
    setmode
    setrlimit
    Sleep
    sndio_h
    socklen_t
    soundcard_h
    strerror_r
    strptime
    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
    symver
    symver_asm_label
    symver_gnu_asm
    sysconf
    sysctl
    sys_mman_h
    sys_param_h
    sys_resource_h
    sys_select_h
    sys_soundcard_h
    sys_time_h
    sys_videoio_h
    termios_h
    texi2html
    threads
    trunc
    truncf
    unistd_h
    usleep
    vfp_args
    VirtualAlloc
    windows_h
    winsock2_h
    xform_asm
    xgetbv
    xmm_clobbers
    yasm
"

# options emitted with CONFIG_ prefix but not available on command line
CONFIG_EXTRA="
    aandcttables
    ac3dsp
    avutil
    gcrypt
    golomb
    gplv3
    h264chroma
    h264dsp
    h264pred
    h264qpel
    huffman
    lgplv3
    lpc
    mpegaudiodsp
    nettle
    rtpdec
    sinewin
    vp3dsp
"

CMDLINE_SELECT="
    $ARCH_EXT_LIST
    $CONFIG_LIST
    $THREADS_LIST
    asm
    coverage
    cross_compile
    debug
    extra_warnings
    logging
    optimizations
    stripping
    symver
    yasm
"

PATHS_LIST='
    bindir
    datadir
    incdir
    libdir
    mandir
    prefix
    shlibdir
'

CMDLINE_SET="
    $PATHS_LIST
    ar
    arch
    as
    assert_level
    build_suffix
    cc
    cpu
    cross_prefix
    cxx
    dep_cc
    extra_version
    host_cc
    host_cflags
    host_ldflags
    host_libs
    host_os
    install
    ld
    logfile
    malloc_prefix
    nm
    optflags
    pkg_config
    postproc_version
    progs_suffix
    random_seed
    samples
    strip
    sysinclude
    sysroot
    target_exec
    target_os
    target_path
    valgrind
    yasmexe
"

CMDLINE_APPEND="
    extra_cflags
    extra_cxxflags
"

# code dependency declarations

# architecture extensions

armv5te_deps="arm"
armv6_deps="arm"
armv6t2_deps="arm"
armvfp_deps="arm"
neon_deps="arm"
vfpv3_deps="armvfp"

mipsfpu_deps="mips"
mips32r2_deps="mips"
mipsdspr1_deps="mips"
mipsdspr2_deps="mips"
mmi_deps="mips"

altivec_deps="ppc"
ppc4xx_deps="ppc"

vis_deps="sparc"

x86_64_suggest="cmov fast_cmov"
amd3dnow_deps="mmx"
amd3dnowext_deps="amd3dnow"
mmx_deps="x86"
mmxext_deps="mmx"
sse_deps="mmx"
ssse3_deps="sse"
avx_deps="ssse3"
fma4_deps="avx"

aligned_stack_if_any="ppc x86"
fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
fast_unaligned_if_any="armv6 ppc x86"

inline_asm_deps="!tms470"
need_memalign="altivec neon sse"

symver_if_any="symver_asm_label symver_gnu_asm"

# subsystems
dct_select="rdft"
mdct_select="fft"
rdft_select="fft"
mpegaudiodsp_select="dct"

# decoders / encoders / hardware accelerators
aac_decoder_select="mdct sinewin"
aac_encoder_select="mdct sinewin"
aac_latm_decoder_select="aac_decoder aac_latm_parser"
ac3_decoder_select="mdct ac3dsp ac3_parser"
ac3_encoder_select="mdct ac3dsp"
ac3_fixed_encoder_select="mdct ac3dsp"
alac_encoder_select="lpc"
amrnb_decoder_select="lsp"
amrwb_decoder_select="lsp"
amv_encoder_select="aandcttables"
atrac1_decoder_select="mdct sinewin"
atrac3_decoder_select="mdct"
binkaudio_dct_decoder_select="mdct rdft dct sinewin"
binkaudio_rdft_decoder_select="mdct rdft sinewin"
cavs_decoder_select="golomb"
cook_decoder_select="mdct sinewin"
cscd_decoder_suggest="zlib"
dca_decoder_select="mdct"
dirac_decoder_select="dwt golomb"
dnxhd_encoder_select="aandcttables"
dxa_decoder_select="zlib"
eac3_decoder_select="ac3_decoder"
eac3_encoder_select="mdct ac3dsp"
eamad_decoder_select="aandcttables"
eatgq_decoder_select="aandcttables"
eatqi_decoder_select="aandcttables"
exr_decoder_select="zlib"
ffv1_decoder_select="golomb"
flac_decoder_select="golomb"
flac_encoder_select="golomb lpc"
flashsv_decoder_select="zlib"
flashsv_encoder_select="zlib"
flashsv2_encoder_select="zlib"
flashsv2_decoder_select="zlib"
flv_decoder_select="h263_decoder"
flv_encoder_select="h263_encoder"
fraps_decoder_select="huffman"
h261_encoder_select="aandcttables"
h263_decoder_select="h263_parser"
h263_encoder_select="aandcttables"
h263_vaapi_hwaccel_select="vaapi h263_decoder"
h263i_decoder_select="h263_decoder"
h263p_encoder_select="h263_encoder"
h264_crystalhd_decoder_select="crystalhd h264_mp4toannexb_bsf h264_parser"
h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
h264_dxva2_hwaccel_deps="dxva2api_h"
h264_dxva2_hwaccel_select="dxva2 h264_decoder"
h264_vaapi_hwaccel_select="vaapi h264_decoder"
h264_vda_hwaccel_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
h264_vda_hwaccel_select="vda h264_decoder"
h264_vdpau_decoder_select="vdpau h264_decoder"
iac_decoder_select="fft mdct sinewin"
imc_decoder_select="fft mdct sinewin"
jpegls_decoder_select="golomb"
jpegls_encoder_select="golomb"
ljpeg_encoder_select="aandcttables"
loco_decoder_select="golomb"
mjpeg_encoder_select="aandcttables"
mlp_decoder_select="mlp_parser"
mp1_decoder_select="mpegaudiodsp"
mp1float_decoder_select="mpegaudiodsp"
mp2_decoder_select="mpegaudiodsp"
mp2float_decoder_select="mpegaudiodsp"
mp3_decoder_select="mpegaudiodsp"
mp3adu_decoder_select="mpegaudiodsp"
mp3adufloat_decoder_select="mpegaudiodsp"
mp3float_decoder_select="mpegaudiodsp"
mp3on4_decoder_select="mpegaudiodsp"
mp3on4float_decoder_select="mpegaudiodsp"
mpc7_decoder_select="mpegaudiodsp"
mpc8_decoder_select="mpegaudiodsp"
mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
mpeg_xvmc_decoder_select="mpegvideo_decoder"
mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
mpeg1_vdpau_hwaccel_select="vdpau mpeg1video_decoder"
mpeg1video_encoder_select="aandcttables"
mpeg2_crystalhd_decoder_select="crystalhd"
mpeg2_dxva2_hwaccel_deps="dxva2api_h"
mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
mpeg2_vdpau_hwaccel_select="vdpau mpeg2video_decoder"
mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
mpeg2video_encoder_select="aandcttables"
mpeg4_crystalhd_decoder_select="crystalhd"
mpeg4_decoder_select="h263_decoder mpeg4video_parser"
mpeg4_encoder_select="h263_encoder"
mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
msmpeg4_crystalhd_decoder_select="crystalhd"
msmpeg4v1_decoder_select="h263_decoder"
msmpeg4v1_encoder_select="h263_encoder"
msmpeg4v2_decoder_select="h263_decoder"
msmpeg4v2_encoder_select="h263_encoder"
msmpeg4v3_decoder_select="h263_decoder"
msmpeg4v3_encoder_select="h263_encoder"
nellymoser_decoder_select="mdct sinewin"
nellymoser_encoder_select="mdct sinewin"
png_decoder_select="zlib"
png_encoder_select="zlib"
qcelp_decoder_select="lsp"
qdm2_decoder_select="mdct rdft mpegaudiodsp"
ra_144_encoder_select="lpc"
ralf_decoder_select="golomb"
rv10_decoder_select="h263_decoder"
rv10_encoder_select="h263_encoder"
rv20_decoder_select="h263_decoder"
rv20_encoder_select="h263_encoder"
rv30_decoder_select="golomb h264chroma h264pred h264qpel"
rv40_decoder_select="golomb h264chroma h264pred h264qpel"
shorten_decoder_select="golomb"
sipr_decoder_select="lsp"
snow_decoder_select="dwt"
snow_encoder_select="aandcttables dwt"
sonic_decoder_select="golomb"
sonic_encoder_select="golomb"
sonic_ls_encoder_select="golomb"
svq1_encoder_select="aandcttables"
svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
svq3_decoder_suggest="zlib"
theora_decoder_select="vp3_decoder"
tiff_decoder_suggest="zlib"
tiff_encoder_suggest="zlib"
tscc_decoder_select="zlib"
twinvq_decoder_select="mdct lsp sinewin"
vc1_crystalhd_decoder_select="crystalhd"
vc1_decoder_select="h263_decoder h264chroma h264qpel"
vc1_dxva2_hwaccel_deps="dxva2api_h"
vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
vc1_vdpau_decoder_select="vdpau vc1_decoder"
vc1image_decoder_select="vc1_decoder"
vorbis_decoder_select="mdct"
vorbis_encoder_select="mdct"
vp3_decoder_select="vp3dsp"
vp5_decoder_select="vp3dsp"
vp6_decoder_select="huffman vp3dsp"
vp6a_decoder_select="vp6_decoder"
vp6f_decoder_select="vp6_decoder"
vp8_decoder_select="h264pred h264qpel"
wmapro_decoder_select="mdct sinewin"
wmav1_decoder_select="mdct sinewin"
wmav1_encoder_select="mdct sinewin"
wmav2_decoder_select="mdct sinewin"
wmav2_encoder_select="mdct sinewin"
wmavoice_decoder_select="lsp rdft dct mdct sinewin"
wmv1_decoder_select="h263_decoder"
wmv1_encoder_select="h263_encoder"
wmv2_decoder_select="h263_decoder"
wmv2_encoder_select="h263_encoder"
wmv3_decoder_select="vc1_decoder"
wmv3_crystalhd_decoder_select="crystalhd"
wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
wmv3image_decoder_select="wmv3_decoder"
zerocodec_decoder_select="zlib"
zlib_decoder_select="zlib"
zlib_encoder_select="zlib"
zmbv_decoder_select="zlib"
zmbv_encoder_select="zlib"

crystalhd_deps="libcrystalhd_libcrystalhd_if_h"
vaapi_deps="va_va_h"
vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"

# parsers
h264_parser_select="golomb h264dsp h264pred"

# external libraries
libaacplus_encoder_deps="libaacplus"
libcelt_decoder_deps="libcelt"
libfaac_encoder_deps="libfaac"
libfdk_aac_encoder_deps="libfdk_aac"
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"
libmodplug_demuxer_deps="libmodplug"
libmp3lame_encoder_deps="libmp3lame"
libopencore_amrnb_decoder_deps="libopencore_amrnb"
libopencore_amrnb_encoder_deps="libopencore_amrnb"
libopencore_amrwb_decoder_deps="libopencore_amrwb"
libopenjpeg_decoder_deps="libopenjpeg"
libopenjpeg_encoder_deps="libopenjpeg"
libopus_decoder_deps="libopus"
libschroedinger_decoder_deps="libschroedinger"
libschroedinger_encoder_deps="libschroedinger"
libspeex_decoder_deps="libspeex"
libspeex_encoder_deps="libspeex"
libstagefright_h264_decoder_deps="libstagefright_h264"
libtheora_encoder_deps="libtheora"
libtwolame_encoder_deps="libtwolame"
libvo_aacenc_encoder_deps="libvo_aacenc"
libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
libvorbis_decoder_deps="libvorbis"
libvorbis_encoder_deps="libvorbis"
libvpx_decoder_deps="libvpx"
libvpx_encoder_deps="libvpx"
libx264_encoder_deps="libx264"
libx264rgb_encoder_deps="libx264"
libxavs_encoder_deps="libxavs"
libxvid_encoder_deps="libxvid"
libutvideo_decoder_deps="libutvideo"
libutvideo_encoder_deps="libutvideo"

# demuxers / muxers
ac3_demuxer_select="ac3_parser"
asf_stream_muxer_select="asf_muxer"
avisynth_demuxer_deps="avisynth"
dirac_demuxer_select="dirac_parser"
eac3_demuxer_select="ac3_parser"
flac_demuxer_select="flac_parser"
ipod_muxer_select="mov_muxer"
libnut_demuxer_deps="libnut"
libnut_muxer_deps="libnut"
matroska_audio_muxer_select="matroska_muxer"
matroska_demuxer_suggest="zlib bzlib"
mov_demuxer_suggest="zlib"
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"
ogg_demuxer_select="golomb"
psp_muxer_select="mov_muxer"
rtp_demuxer_select="sdp_demuxer"
rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
rtsp_demuxer_select="http_protocol rtpdec"
rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
sap_demuxer_select="sdp_demuxer"
sap_muxer_select="rtp_muxer rtp_protocol"
sdp_demuxer_select="rtpdec"
spdif_muxer_select="aac_parser"
tg2_muxer_select="mov_muxer"
tgp_muxer_select="mov_muxer"
w64_demuxer_deps="wav_demuxer"

# indevs / outdevs
alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
alsa_outdev_deps="alsa_asoundlib_h"
bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
caca_outdev_deps="libcaca"
dshow_indev_deps="IBaseFilter"
dshow_indev_extralibs="-lpsapi -lole32 -lstrmiids -luuid"
dv1394_indev_deps="dv1394 dv_demuxer"
fbdev_indev_deps="linux_fb_h"
iec61883_indev_deps="libiec61883"
jack_indev_deps="jack_jack_h sem_timedwait"
lavfi_indev_deps="avfilter"
libcdio_indev_deps="libcdio"
libdc1394_indev_deps="libdc1394"
libv4l2_indev_deps="libv4l2"
openal_indev_deps="openal"
oss_indev_deps_any="soundcard_h sys_soundcard_h"
oss_outdev_deps_any="soundcard_h sys_soundcard_h"
pulse_indev_deps="libpulse"
sdl_outdev_deps="sdl"
sndio_indev_deps="sndio_h"
sndio_outdev_deps="sndio_h"
v4l_indev_deps="linux_videodev_h"
v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
vfwcap_indev_extralibs="-lavicap32"
x11grab_indev_deps="x11grab"

# protocols
bluray_protocol_deps="libbluray"
ffrtmpcrypt_protocol_deps="!librtmp_protocol"
ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
ffrtmpcrypt_protocol_select="tcp_protocol"
ffrtmphttp_protocol_deps="!librtmp_protocol"
ffrtmphttp_protocol_select="http_protocol"
gopher_protocol_deps="network"
httpproxy_protocol_deps="network"
httpproxy_protocol_select="tcp_protocol"
http_protocol_deps="network"
http_protocol_select="tcp_protocol"
https_protocol_select="tls_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_deps="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="network netinet_sctp_h"
tcp_protocol_deps="network"
tls_protocol_deps_any="openssl gnutls"
tls_protocol_select="tcp_protocol"
udp_protocol_deps="network"

# filters
aconvert_filter_deps="swresample"
amovie_filter_deps="avcodec avformat"
aresample_filter_deps="swresample"
ass_filter_deps="libass"
asyncts_filter_deps="avresample"
atempo_filter_deps="avcodec rdft"
blackframe_filter_deps="gpl"
boxblur_filter_deps="gpl"
colormatrix_filter_deps="gpl"
cropdetect_filter_deps="gpl"
delogo_filter_deps="gpl"
deshake_filter_deps="avcodec"
drawtext_filter_deps="libfreetype"
flite_filter_deps="libflite"
frei0r_filter_deps="frei0r dlopen"
frei0r_filter_extralibs='$ldl'
frei0r_src_filter_deps="frei0r dlopen"
frei0r_src_filter_extralibs='$ldl'
hqdn3d_filter_deps="gpl"
movie_filter_deps="avcodec avformat"
mp_filter_deps="gpl avcodec swscale postproc"
mptestsrc_filter_deps="gpl"
negate_filter_deps="lut_filter"
resample_filter_deps="avresample"
ocv_filter_deps="libopencv"
pan_filter_deps="swresample"
removelogo_filter_deps="avcodec avformat swscale"
scale_filter_deps="swscale"
select_filter_deps="avcodec"
super2xsai_filter_deps="gpl"
tinterlace_filter_deps="gpl"
yadif_filter_deps="gpl"

# libraries
avdevice_deps="avcodec avformat"
avformat_deps="avcodec"
postproc_deps="gpl"

# programs
ffmpeg_deps="avcodec avfilter avformat swscale swresample"
ffmpeg_select="buffersink_filter format_filter aformat_filter
               setpts_filter null_filter anull_filter abuffersink_filter"
ffplay_deps="avcodec avformat swscale swresample sdl"
ffplay_select="buffersink_filter rdft"
ffprobe_deps="avcodec avformat"
ffserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer"
ffserver_extralibs='$ldl'

doc_deps_any="texi2html makeinfo pod2man"

# tests
colormatrix1_test_deps="colormatrix_filter"
colormatrix2_test_deps="colormatrix_filter"
flashsv2_test_deps="zlib"
mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
mpng_test_deps="zlib"
pp_test_deps="mp_filter"
pp2_test_deps="mp_filter"
pp3_test_deps="mp_filter"
pp4_test_deps="mp_filter"
pp5_test_deps="mp_filter"
pp6_test_deps="mp_filter"
seek_lavf_mxf_d10_test_deps="mxf_d10_test"
zlib_test_deps="zlib"
zmbv_test_deps="zlib"

test_deps(){
    suf1=$1
    suf2=$2
    shift 2
    for v; do
        dep=${v%=*}
        tests=${v#*=}
        for name in ${tests}; do
            append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
        done
    done
}

test_deps _muxer _demuxer                                               \
    aiff                                                                \
    pcm_alaw=alaw                                                       \
    asf                                                                 \
    au                                                                  \
    avi                                                                 \
    dv=dv_fmt                                                           \
    ffm                                                                 \
    flv=flv_fmt                                                         \
    gxf                                                                 \
    matroska=mkv                                                        \
    mmf                                                                 \
    mov="mov ismv"                                                      \
    pcm_mulaw=mulaw                                                     \
    mxf="mxf mxf_d10"                                                   \
    nut                                                                 \
    ogg="ogg ogg_vp3"                                                   \
    rawvideo=pixfmt                                                     \
    rm                                                                  \
    swf                                                                 \
    mpegts=ts                                                           \
    voc                                                                 \
    wav                                                                 \
    yuv4mpegpipe=yuv4mpeg                                               \

# default parameters

logfile="config.log"

# installation paths
prefix_default="/usr/local"
bindir_default='${prefix}/bin'
datadir_default='${prefix}/share/ffmpeg'
incdir_default='${prefix}/include'
libdir_default='${prefix}/lib'
mandir_default='${prefix}/share/man'
shlibdir_default="$libdir_default"
postproc_version_default="current"

# toolchain
ar_default="ar"
cc_default="gcc"
cxx_default="g++"
host_cc_default="gcc"
install="install"
ln_s="ln -sf"
nm_default="nm"
objformat="elf"
pkg_config_default=pkg-config
ranlib="ranlib"
strip_default="strip"
yasmexe_default="yasm"

nm_opts='-g'
nogas=":"

# machine
arch_default=$(uname -m)
cpu="generic"

# OS
target_os_default=$(tolower $(uname -s))
host_os=$target_os_default

# alternative libpostproc version
ALT_PP_VER_MAJOR=51
ALT_PP_VER_MINOR=2
ALT_PP_VER_MICRO=101
ALT_PP_VER=$ALT_PP_VER_MAJOR.$ALT_PP_VER_MINOR.$ALT_PP_VER_MICRO

# configurable options
enable $PROGRAM_LIST

enable avcodec
enable avdevice
enable avfilter
enable avformat
enable avutil
enable postproc
enable stripping
enable swresample
enable swscale

enable asm
enable debug
enable doc
enable fastdiv
enable network
enable optimizations
enable safe_bitstream_reader
enable static
enable swscale_alpha

# build settings
SHFLAGS='-shared -Wl,-soname,$$(@F)'
FFSERVERLDFLAGS=-Wl,-E
LIBPREF="lib"
LIBSUF=".a"
FULLNAME='$(NAME)$(BUILDSUF)'
LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
SLIBPREF="lib"
SLIBSUF=".so"
SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
LIB_INSTALL_EXTRA_CMD='$$(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 $@'
CXX_C='-c'
CXX_O='-o $@'
LD_O='-o $@'
HOSTCC_C='-c'
HOSTCC_O='-o $@'

host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
host_libs='-lm'
host_cflags_filter=echo
host_ldflags_filter=echo

target_path='$(CURDIR)'