--enable-gnutls enable gnutls, needed for https support
if openssl is not used [no]
--disable-iconv disable iconv [autodetect]
--enable-gnutls enable gnutls, needed for https support
if openssl is not used [no]
--disable-iconv disable iconv [autodetect]
--enable-jni enable JNI support [no]
--enable-ladspa enable LADSPA audio filtering [no]
--enable-libass enable libass subtitles rendering,
--enable-jni enable JNI support [no]
--enable-ladspa enable LADSPA audio filtering [no]
--enable-libass enable libass subtitles rendering,
--enable-libgsm enable GSM de/encoding via libgsm [no]
--enable-libiec61883 enable iec61883 via libiec61883 [no]
--enable-libilbc enable iLBC de/encoding via libilbc [no]
--enable-libgsm enable GSM de/encoding via libgsm [no]
--enable-libiec61883 enable iec61883 via libiec61883 [no]
--enable-libilbc enable iLBC de/encoding via libilbc [no]
--enable-libkvazaar enable HEVC encoding via libkvazaar [no]
--enable-libmodplug enable ModPlug via libmodplug [no]
--enable-libmp3lame enable MP3 encoding via libmp3lame [no]
--enable-libkvazaar enable HEVC encoding via libkvazaar [no]
--enable-libmodplug enable ModPlug via libmodplug [no]
--enable-libmp3lame enable MP3 encoding via libmp3lame [no]
--enable-omx-rpi enable OpenMAX IL code for Raspberry Pi [no]
--enable-rkmpp enable Rockchip Media Process Platform code [no]
--disable-vaapi disable Video Acceleration API (mainly Unix/Intel) code [autodetect]
--enable-omx-rpi enable OpenMAX IL code for Raspberry Pi [no]
--enable-rkmpp enable Rockchip Media Process Platform code [no]
--disable-vaapi disable Video Acceleration API (mainly Unix/Intel) code [autodetect]
--disable-vdpau disable Nvidia Video Decode and Presentation API for Unix code [autodetect]
--disable-videotoolbox disable VideoToolbox code [autodetect]
--disable-vdpau disable Nvidia Video Decode and Presentation API for Unix code [autodetect]
--disable-videotoolbox disable VideoToolbox code [autodetect]
pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
enable $name &&
pkg_libs=$($pkg_config --libs $pkg_config_flags $pkg)
check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
enable $name &&
lagarith_decoder_select="llviddsp"
ljpeg_encoder_select="aandcttables idctdsp jpegtables mpegvideoenc"
magicyuv_decoder_select="llviddsp"
lagarith_decoder_select="llviddsp"
ljpeg_encoder_select="aandcttables idctdsp jpegtables mpegvideoenc"
magicyuv_decoder_select="llviddsp"
mdec_decoder_select="blockdsp idctdsp mpegvideo"
metasound_decoder_select="lsp mdct sinewin"
mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
mdec_decoder_select="blockdsp idctdsp mpegvideo"
metasound_decoder_select="lsp mdct sinewin"
mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
mp3on4float_decoder_select="mpegaudio"
mpc7_decoder_select="bswapdsp mpegaudiodsp"
mpc8_decoder_select="mpegaudiodsp"
mp3on4float_decoder_select="mpegaudio"
mpc7_decoder_select="bswapdsp mpegaudiodsp"
mpc8_decoder_select="mpegaudiodsp"
mpegvideo_decoder_select="mpegvideo"
mpeg1video_decoder_select="mpegvideo"
mpeg1video_encoder_select="aandcttables mpegvideoenc h263dsp"
mpegvideo_decoder_select="mpegvideo"
mpeg1video_decoder_select="mpegvideo"
mpeg1video_encoder_select="aandcttables mpegvideoenc h263dsp"
cuvid_deps="cuda"
d3d11va_deps="d3d11_h dxva_h ID3D11VideoDecoder ID3D11VideoContext"
dxva2_deps="dxva2api_h DXVA2_ConfigPictureDecode ole32 user32"
cuvid_deps="cuda"
d3d11va_deps="d3d11_h dxva_h ID3D11VideoDecoder ID3D11VideoContext"
dxva2_deps="dxva2api_h DXVA2_ConfigPictureDecode ole32 user32"
-vda_framework_deps="VideoDecodeAcceleration_VDADecoder_h blocks_extension"
-vda_framework_extralibs="-framework VideoDecodeAcceleration"
-vda_deps="vda_framework pthreads corefoundation"
-vda_extralibs="-framework QuartzCore"
videotoolbox_hwaccel_deps="videotoolbox pthreads"
videotoolbox_hwaccel_extralibs="-framework QuartzCore"
xvmc_deps="X11_extensions_XvMClib_h"
videotoolbox_hwaccel_deps="videotoolbox pthreads"
videotoolbox_hwaccel_extralibs="-framework QuartzCore"
xvmc_deps="X11_extensions_XvMClib_h"
h264_qsv_hwaccel_deps="libmfx"
h264_vaapi_hwaccel_deps="vaapi"
h264_vaapi_hwaccel_select="h264_decoder"
h264_qsv_hwaccel_deps="libmfx"
h264_vaapi_hwaccel_deps="vaapi"
h264_vaapi_hwaccel_select="h264_decoder"
h264_vdpau_hwaccel_deps="vdpau"
h264_vdpau_hwaccel_select="h264_decoder"
h264_videotoolbox_hwaccel_deps="videotoolbox"
h264_vdpau_hwaccel_deps="vdpau"
h264_vdpau_hwaccel_select="h264_decoder"
h264_videotoolbox_hwaccel_deps="videotoolbox"
h264_rkmpp_decoder_select="h264_mp4toannexb_bsf"
h264_vaapi_encoder_deps="VAEncPictureParameterBufferH264"
h264_vaapi_encoder_select="cbs_h264 vaapi_encode"
h264_rkmpp_decoder_select="h264_mp4toannexb_bsf"
h264_vaapi_encoder_deps="VAEncPictureParameterBufferH264"
h264_vaapi_encoder_select="cbs_h264 vaapi_encode"
h264_v4l2m2m_decoder_deps="v4l2_m2m h264_v4l2_m2m"
h264_v4l2m2m_encoder_deps="v4l2_m2m h264_v4l2_m2m"
hevc_cuvid_decoder_deps="cuda cuvid"
h264_v4l2m2m_decoder_deps="v4l2_m2m h264_v4l2_m2m"
h264_v4l2m2m_encoder_deps="v4l2_m2m h264_v4l2_m2m"
hevc_cuvid_decoder_deps="cuda cuvid"
mjpeg_vaapi_encoder_deps="VAEncPictureParameterBufferJPEG"
mjpeg_vaapi_encoder_select="vaapi_encode jpegtables"
mpeg1_cuvid_decoder_deps="cuda cuvid"
mjpeg_vaapi_encoder_deps="VAEncPictureParameterBufferJPEG"
mjpeg_vaapi_encoder_select="vaapi_encode jpegtables"
mpeg1_cuvid_decoder_deps="cuda cuvid"
mpeg1_v4l2m2m_decoder_deps="v4l2_m2m mpeg1_v4l2_m2m"
mpeg2_crystalhd_decoder_select="crystalhd"
mpeg2_cuvid_decoder_deps="cuda cuvid"
mpeg1_v4l2m2m_decoder_deps="v4l2_m2m mpeg1_v4l2_m2m"
mpeg2_crystalhd_decoder_select="crystalhd"
mpeg2_cuvid_decoder_deps="cuda cuvid"
mpeg4_mediacodec_decoder_deps="mediacodec"
mpeg4_mmal_decoder_deps="mmal"
mpeg4_omx_encoder_deps="omx"
mpeg4_mediacodec_decoder_deps="mediacodec"
mpeg4_mmal_decoder_deps="mmal"
mpeg4_omx_encoder_deps="omx"
mpeg4_v4l2m2m_decoder_deps="v4l2_m2m mpeg4_v4l2_m2m"
mpeg4_v4l2m2m_encoder_deps="v4l2_m2m mpeg4_v4l2_m2m"
mpeg4_v4l2m2m_decoder_deps="v4l2_m2m mpeg4_v4l2_m2m"
mpeg4_v4l2m2m_encoder_deps="v4l2_m2m mpeg4_v4l2_m2m"
msmpeg4_crystalhd_decoder_select="crystalhd"
nvenc_h264_encoder_select="h264_nvenc_encoder"
nvenc_hevc_encoder_select="hevc_nvenc_encoder"
vc1_crystalhd_decoder_select="crystalhd"
vc1_cuvid_decoder_deps="cuda cuvid"
vc1_mmal_decoder_deps="mmal"
msmpeg4_crystalhd_decoder_select="crystalhd"
nvenc_h264_encoder_select="h264_nvenc_encoder"
nvenc_hevc_encoder_select="hevc_nvenc_encoder"
vc1_crystalhd_decoder_select="crystalhd"
vc1_cuvid_decoder_deps="cuda cuvid"
vc1_mmal_decoder_deps="mmal"
vc1_v4l2m2m_decoder_deps="v4l2_m2m vc1_v4l2_m2m"
vp8_cuvid_decoder_deps="cuda cuvid"
vp8_mediacodec_decoder_deps="mediacodec"
vc1_v4l2m2m_decoder_deps="v4l2_m2m vc1_v4l2_m2m"
vp8_cuvid_decoder_deps="cuda cuvid"
vp8_mediacodec_decoder_deps="mediacodec"
vp9_vaapi_encoder_select="vaapi_encode"
vp9_v4l2m2m_decoder_deps="v4l2_m2m vp9_v4l2_m2m"
wmv3_crystalhd_decoder_select="crystalhd"
vp9_vaapi_encoder_select="vaapi_encode"
vp9_v4l2m2m_decoder_deps="v4l2_m2m vp9_v4l2_m2m"
wmv3_crystalhd_decoder_select="crystalhd"
videotoolbox_suggest="coreservices"
videotoolbox_deps="corefoundation coremedia corevideo"
videotoolbox_encoder_deps="videotoolbox VTCompressionSessionPrepareToEncodeFrames"
videotoolbox_suggest="coreservices"
videotoolbox_deps="corefoundation coremedia corevideo"
videotoolbox_encoder_deps="videotoolbox VTCompressionSessionPrepareToEncodeFrames"
gdigrab_indev_extralibs="-lgdi32"
gdigrab_indev_select="bmp_decoder"
iec61883_indev_deps="libiec61883"
gdigrab_indev_extralibs="-lgdi32"
gdigrab_indev_select="bmp_decoder"
iec61883_indev_deps="libiec61883"
jack_indev_deps_any="sem_timedwait dispatch_dispatch_h"
kmsgrab_indev_deps="libdrm"
lavfi_indev_deps="avfilter"
jack_indev_deps_any="sem_timedwait dispatch_dispatch_h"
kmsgrab_indev_deps="libdrm"
lavfi_indev_deps="avfilter"
avresample_deps="avutil"
avresample_suggest="libm"
avutil_suggest="clock_gettime libm libdrm libmfx opencl user32 vaapi videotoolbox corefoundation corevideo coremedia wincrypt"
avresample_deps="avutil"
avresample_suggest="libm"
avutil_suggest="clock_gettime libm libdrm libmfx opencl user32 vaapi videotoolbox corefoundation corevideo coremedia wincrypt"
enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
strip="${strip} -x"
add_ldflags -Wl,-dynamic,-search_paths_first
enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
strip="${strip} -x"
add_ldflags -Wl,-dynamic,-search_paths_first
SLIBSUF=".dylib"
SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
SLIBSUF=".dylib"
SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
extern_prefix=${sym%%ff_extern*}
sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
extern_prefix=${sym%%ff_extern*}
check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
check_inline_asm ibm_asm '"add 0, 0, 0"'
check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
check_inline_asm ibm_asm '"add 0, 0, 0"'
# check whether EBP is available on x86
# As 'i' is stored on the stack, this program will crash
# check whether EBP is available on x86
# As 'i' is stored on the stack, this program will crash
check_func_headers VideoToolbox/VTCompressionSession.h VTCompressionSessionPrepareToEncodeFrames -framework VideoToolbox
check_header windows.h
check_header X11/extensions/XvMClib.h
check_func_headers VideoToolbox/VTCompressionSession.h VTCompressionSessionPrepareToEncodeFrames -framework VideoToolbox
check_header windows.h
check_header X11/extensions/XvMClib.h
check_code cc linux/videodev2.h "int i = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_VIDEO_M2M | V4L2_BUF_FLAG_LAST;" || disable v4l2_m2m
check_code cc linux/videodev2.h "int i = V4L2_PIX_FMT_VC1_ANNEX_G;" && enable vc1_v4l2_m2m
check_code cc linux/videodev2.h "int i = V4L2_PIX_FMT_MPEG1;" && enable mpeg1_v4l2_m2m
check_code cc linux/videodev2.h "int i = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_VIDEO_M2M | V4L2_BUF_FLAG_LAST;" || disable v4l2_m2m
check_code cc linux/videodev2.h "int i = V4L2_PIX_FMT_VC1_ANNEX_G;" && enable vc1_v4l2_m2m
check_code cc linux/videodev2.h "int i = V4L2_PIX_FMT_MPEG1;" && enable mpeg1_v4l2_m2m
check_code cc linux/videodev2.h "int i = V4L2_PIX_FMT_VP9;" && enable vp9_v4l2_m2m
check_header sys/videoio.h
check_code cc linux/videodev2.h "int i = V4L2_PIX_FMT_VP9;" && enable vp9_v4l2_m2m
check_header sys/videoio.h
check_lib user32 "windows.h winuser.h" GetShellWindow -luser32
check_lib vfw32 "windows.h vfw.h" capCreateCaptureWindow -lvfw32
check_lib user32 "windows.h winuser.h" GetShellWindow -luser32
check_lib vfw32 "windows.h vfw.h" capCreateCaptureWindow -lvfw32
enabled alsa && use_pkg_config alsa alsa "alsa/asoundlib.h" snd_pcm_htimestamp ||
check_lib alsa alsa/asoundlib.h snd_pcm_htimestamp -lasound
enabled alsa && use_pkg_config alsa alsa "alsa/asoundlib.h" snd_pcm_htimestamp ||
check_lib alsa alsa/asoundlib.h snd_pcm_htimestamp -lasound
elif enabled_any msvc icl; then
enabled x86_32 && disable aligned_stack
enabled_all x86_32 debug && add_cflags -Oy-
elif enabled_any msvc icl; then
enabled x86_32 && disable aligned_stack
enabled_all x86_32 debug && add_cflags -Oy-