obs-studio/libobs/CMakeLists.txt

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CMake
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if(POLICY CMP0090)
cmake_policy(SET CMP0090 NEW)
endif()
project(libobs)
find_package(Threads REQUIRED)
find_package(
FFmpeg REQUIRED
COMPONENTS avformat avutil swscale swresample
OPTIONAL_COMPONENTS avcodec)
find_package(ZLIB REQUIRED)
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if(ENABLE_UI)
find_qt(COMPONENTS Core)
else()
set(_QT_VERSION 0)
endif()
add_library(libobs SHARED)
add_library(OBS::libobs ALIAS libobs)
target_sources(
libobs
PRIVATE obs.c
obs.h
obs.hpp
obs-audio.c
obs-audio-controls.c
obs-audio-controls.h
obs-avc.c
obs-avc.h
obs-data.c
obs-data.h
obs-defs.h
obs-display.c
obs-encoder.c
obs-encoder.h
obs-ffmpeg-compat.h
obs-hotkey.c
obs-hotkey.h
obs-hotkeys.h
obs-missing-files.c
obs-missing-files.h
obs-nal.c
obs-nal.h
obs-hotkey-name-map.c
obs-interaction.h
obs-internal.h
obs-module.c
obs-module.h
obs-output.c
obs-output.h
obs-output-delay.c
obs-properties.c
obs-properties.h
obs-service.c
obs-service.h
obs-scene.c
obs-scene.h
obs-source.c
obs-source.h
obs-source-deinterlace.c
obs-source-transition.c
obs-ui.h
obs-video.c
obs-video-gpu-encode.c
obs-view.c
obs-config.h)
target_sources(
libobs
PRIVATE util/simde/check.h
util/simde/debug-trap.h
util/simde/hedley.h
util/simde/simde-align.h
util/simde/simde-arch.h
util/simde/simde-common.h
util/simde/simde-constify.h
util/simde/simde-detect-clang.h
util/simde/simde-diagnostic.h
util/simde/simde-features.h
util/simde/simde-math.h
util/simde/x86/mmx.h
util/simde/x86/sse2.h
util/simde/x86/sse.h)
target_sources(
libobs
PRIVATE callback/calldata.c
callback/calldata.h
callback/decl.c
callback/decl.h
callback/signal.c
callback/signal.h
callback/proc.c
callback/proc.h)
target_sources(
libobs
PRIVATE graphics/graphics.c
graphics/graphics.h
graphics/graphics-imports.c
graphics/graphics-internal.h
graphics/axisang.c
graphics/axisang.h
graphics/bounds.c
graphics/bounds.h
graphics/device-exports.h
graphics/effect.c
graphics/effect.h
graphics/effect-parser.c
graphics/effect-parser.h
graphics/half.h
graphics/image-file.c
graphics/image-file.h
graphics/math-extra.c
graphics/math-extra.h
graphics/matrix3.c
graphics/matrix3.h
graphics/matrix4.c
graphics/matrix4.h
graphics/plane.c
graphics/plane.h
graphics/quat.c
graphics/quat.h
graphics/shader-parser.c
graphics/shader-parser.h
graphics/srgb.h
graphics/texture-render.c
graphics/vec2.c
graphics/vec2.h
graphics/vec3.c
graphics/vec3.h
graphics/vec4.c
graphics/vec4.h
graphics/libnsgif/libnsgif.c
graphics/libnsgif/libnsgif.h
graphics/graphics-ffmpeg.c)
target_sources(
libobs
PRIVATE media-io/audio-io.c
media-io/audio-io.h
media-io/audio-math.h
media-io/audio-resampler.h
media-io/audio-resampler-ffmpeg.c
media-io/format-conversion.c
media-io/format-conversion.h
media-io/frame-rate.h
media-io/media-remux.c
media-io/media-remux.h
media-io/video-fourcc.c
media-io/video-frame.c
media-io/video-frame.h
media-io/video-io.c
media-io/video-io.h
media-io/media-io-defs.h
media-io/video-matrices.c
media-io/video-scaler-ffmpeg.c
media-io/video-scaler.h)
target_sources(
libobs
PRIVATE util/array-serializer.c
util/array-serializer.h
util/base.c
util/base.h
util/bitstream.c
util/bitstream.h
util/bmem.c
util/bmem.h
util/c99defs.h
util/cf-lexer.c
util/cf-lexer.h
util/cf-parser.c
util/cf-parser.h
util/circlebuf.h
util/config-file.c
util/config-file.h
util/crc32.c
util/crc32.h
util/dstr.c
util/dstr.h
util/file-serializer.c
util/file-serializer.h
util/lexer.c
util/lexer.h
util/platform.c
util/platform.h
util/profiler.c
util/profiler.h
util/profiler.hpp
util/pipe.h
util/serializer.h
util/sse-intrin.h
util/task.c
util/task.h
util/text-lookup.c
util/text-lookup.h
util/threading.h
util/utf8.c
util/utf8.h
util/util_uint64.h
util/util_uint128.h
util/curl/curl-helper.h
util/darray.h
util/util.hpp)
if(ENABLE_HEVC)
target_sources(libobs PRIVATE obs-hevc.c obs-hevc.h)
endif()
# Contents of "data" dir already automatically added to bundles on macOS
if(NOT OS_MACOS)
target_sources(
libobs
PRIVATE data/area.effect
data/bicubic_scale.effect
data/bilinear_lowres_scale.effect
data/color.effect
data/default.effect
data/default_rect.effect
data/deinterlace_base.effect
data/deinterlace_blend.effect
data/deinterlace_blend_2x.effect
data/deinterlace_discard.effect
data/deinterlace_discard_2x.effect
data/deinterlace_linear.effect
data/deinterlace_linear_2x.effect
data/deinterlace_yadif.effect
data/deinterlace_yadif_2x.effect
data/format_conversion.effect
data/lanczos_scale.effect
data/opaque.effect
data/premultiplied_alpha.effect
data/repeat.effect
data/solid.effect)
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endif()
target_link_libraries(
libobs
PRIVATE FFmpeg::avcodec
FFmpeg::avformat
FFmpeg::avutil
FFmpeg::swscale
FFmpeg::swresample
Jansson::Jansson
OBS::caption
ZLIB::ZLIB
PUBLIC Threads::Threads)
set_target_properties(
libobs
PROPERTIES OUTPUT_NAME obs
FOLDER "core"
VERSION "${OBS_VERSION_MAJOR}"
SOVERSION "0")
target_compile_definitions(
libobs
PUBLIC ${ARCH_SIMD_DEFINES}
PRIVATE IS_LIBOBS)
target_compile_features(libobs PRIVATE cxx_alias_templates)
target_compile_options(
libobs
PUBLIC ${ARCH_SIMD_FLAGS}
PRIVATE
$<$<OR:$<C_COMPILER_ID:Clang>,$<C_COMPILER_ID:AppleClang>,$<C_COMPILER_ID:GNU>>:-Wno-switch>
)
target_include_directories(
libobs PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>
$<BUILD_INTERFACE:${CMAKE_BINARY_DIR}/config>)
if(OS_WINDOWS)
set(MODULE_DESCRIPTION "OBS Library")
set(UI_VERSION "${OBS_VERSION_CANONICAL}")
configure_file(${CMAKE_SOURCE_DIR}/cmake/bundle/windows/obs-module.rc.in
libobs.rc)
target_sources(
libobs
PRIVATE obs-win-crash-handler.c
obs-windows.c
util/threading-windows.c
util/threading-windows.h
util/pipe-windows.c
util/platform-windows.c
util/windows/obfuscate.c
util/windows/obfuscate.h
util/windows/win-registry.h
util/windows/win-version.h
util/windows/window-helpers.c
util/windows/window-helpers.h
util/windows/ComPtr.hpp
util/windows/CoTaskMemPtr.hpp
util/windows/HRError.hpp
util/windows/WinHandle.hpp
libobs.rc
audio-monitoring/win32/wasapi-output.c
audio-monitoring/win32/wasapi-enum-devices.c
audio-monitoring/win32/wasapi-output.h
audio-monitoring/win32/wasapi-monitoring-available.c)
target_compile_definitions(
libobs PRIVATE UNICODE _UNICODE _CRT_SECURE_NO_WARNINGS
_CRT_NONSTDC_NO_WARNINGS)
target_link_libraries(libobs PRIVATE Avrt Dwmapi winmm)
if(MSVC)
target_link_libraries(libobs PRIVATE OBS::w32-pthreads)
target_compile_options(libobs PRIVATE "$<$<COMPILE_LANGUAGE:C>:/EHc->"
"$<$<COMPILE_LANGUAGE:CXX>:/EHc->")
target_link_options(libobs PRIVATE "LINKER:/SAFESEH:NO")
endif()
elseif(OS_MACOS)
find_library(COCOA Cocoa)
find_library(COREAUDIO CoreAudio)
find_library(AUDIOTOOLBOX AudioToolbox)
find_library(AUDIOUNIT AudioUnit)
find_library(APPKIT AppKit)
find_library(IOKIT IOKit)
find_library(CARBON Carbon)
mark_as_advanced(
COCOA
COREAUDIO
AUDIOTOOLBOX
AUDIOUNIT
APPKIT
IOKIT
CARBON)
target_link_libraries(
libobs
PRIVATE ${COCOA}
${COREAUDIO}
${AUDIOTOOLBOX}
${AUDIOUNIT}
${APPKIT}
${IOKIT}
${CARBON})
target_sources(
libobs
PRIVATE obs-cocoa.m
util/pipe-posix.c
util/platform-cocoa.m
util/platform-nix.c
util/threading-posix.c
util/threading-posix.h
util/apple/cfstring-utils.h
audio-monitoring/osx/coreaudio-enum-devices.c
audio-monitoring/osx/coreaudio-output.c
audio-monitoring/osx/coreaudio-monitoring-available.c
audio-monitoring/osx/mac-helpers.h)
set_source_files_properties(util/platform-cocoa.m obs-cocoa.m
PROPERTIES COMPILE_FLAGS -fobjc-arc)
set_target_properties(
libobs PROPERTIES SOVERSION "1" BUILD_RPATH
"$<TARGET_FILE_DIR:OBS::libobs-opengl>")
elseif(OS_POSIX)
if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX)
target_compile_definitions(libobs PRIVATE ENABLE_DARRAY_TYPE_TEST)
endif()
find_package(X11 REQUIRED)
find_package(
XCB
COMPONENTS XCB
OPTIONAL_COMPONENTS XINPUT
QUIET)
find_package(X11_XCB REQUIRED)
target_sources(
libobs
PRIVATE obs-nix.c
obs-nix-platform.c
obs-nix-platform.h
obs-nix-x11.c
util/threading-posix.c
util/threading-posix.h
util/pipe-posix.c
util/platform-nix.c)
target_link_libraries(libobs PRIVATE X11::X11_xcb XCB::XCB)
if(USE_XDG)
target_compile_definitions(libobs PRIVATE USE_XDG)
endif()
if(ENABLE_PULSEAUDIO)
find_package(PulseAudio REQUIRED)
obs_status(STATUS "-> PulseAudio found - audio monitoring enabled")
target_sources(
libobs
PRIVATE audio-monitoring/pulse/pulseaudio-output.c
audio-monitoring/pulse/pulseaudio-enum-devices.c
audio-monitoring/pulse/pulseaudio-wrapper.c
audio-monitoring/pulse/pulseaudio-wrapper.h
audio-monitoring/pulse/pulseaudio-monitoring-available.c)
target_link_libraries(libobs PRIVATE ${PULSEAUDIO_LIBRARY})
else()
obs_status(WARNING "-> No audio backend found - audio monitoring disabled")
target_sources(libobs PRIVATE audio-monitoring/null/null-audio-monitoring.c)
endif()
find_package(Gio)
if(TARGET GIO::GIO)
target_link_libraries(libobs PRIVATE GIO::GIO)
target_sources(libobs PRIVATE util/platform-nix-dbus.c
util/platform-nix-portal.c)
endif()
if(TARGET XCB::XINPUT)
target_link_libraries(libobs PRIVATE XCB::XINPUT)
endif()
if(ENABLE_WAYLAND)
find_package(
Wayland
COMPONENTS Client
REQUIRED)
find_package(Xkbcommon REQUIRED)
target_link_libraries(libobs PRIVATE Wayland::Client Xkbcommon::Xkbcommon)
target_sources(libobs PRIVATE obs-nix-wayland.c)
endif()
if(OS_LINUX)
target_link_libraries(glad PRIVATE ${CMAKE_DL_LIBS})
endif()
if(OS_FREEBSD)
find_package(Sysinfo REQUIRED)
target_link_libraries(libobs PRIVATE Sysinfo::Sysinfo)
endif()
set_target_properties(
libobs PROPERTIES BUILD_RPATH "$<TARGET_FILE_DIR:OBS::libobs-opengl>")
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endif()
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/obsconfig.h.in
${CMAKE_BINARY_DIR}/config/obsconfig.h)
target_compile_definitions(libobs PUBLIC HAVE_OBSCONFIG_H)
if(ENABLE_FFMPEG_MUX_DEBUG)
target_compile_definitions(libobs PRIVATE SHOW_SUBPROCESSES)
endif()
get_target_property(_OBS_SOURCES libobs SOURCES)
set(_OBS_HEADERS ${_OBS_SOURCES})
set(_OBS_FILTERS ${_OBS_SOURCES})
list(FILTER _OBS_HEADERS INCLUDE REGEX ".*\\.h(pp)?")
list(FILTER _OBS_SOURCES INCLUDE REGEX ".*\\.(m|c[cp]?p?)")
list(FILTER _OBS_FILTERS INCLUDE REGEX ".*\\.effect")
source_group(
TREE "${CMAKE_CURRENT_SOURCE_DIR}"
PREFIX "Source Files"
FILES ${_OBS_SOURCES})
source_group(
TREE "${CMAKE_CURRENT_SOURCE_DIR}"
PREFIX "Header Files"
FILES ${_OBS_HEADERS})
source_group(
TREE "${CMAKE_CURRENT_SOURCE_DIR}"
PREFIX "Effect Files"
FILES ${_OBS_FILTERS})
setup_binary_target(libobs)
setup_target_resources(libobs libobs)
export_target(libobs)
install_headers(libobs)