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# OpenSSL
set(TG_OWT_OPENSSL_INCLUDE_PATH "" CACHE STRING "Include path for openssl.")
function(link_openssl target_name)
if (TG_OWT_PACKAGED_BUILD)
find_package(OpenSSL REQUIRED)
target_include_directories(${target_name} PRIVATE ${OPENSSL_INCLUDE_DIR})
target_link_libraries(${target_name} PRIVATE ${OPENSSL_LIBRARIES})
else()
if (TG_OWT_OPENSSL_INCLUDE_PATH STREQUAL "")
message(FATAL_ERROR "You should specify 'TG_OWT_OPENSSL_INCLUDE_PATH'.")
endif()
target_include_directories(${target_name}
PRIVATE
${TG_OWT_OPENSSL_INCLUDE_PATH}
)
endif()
endfunction()
# Opus
set(TG_OWT_OPUS_INCLUDE_PATH "" CACHE STRING "Include path for opus.")
function(link_opus target_name)
if (TG_OWT_PACKAGED_BUILD)
find_package(PkgConfig REQUIRED)
pkg_check_modules(OPUS REQUIRED opus)
target_include_directories(${target_name} PRIVATE ${OPUS_INCLUDE_DIRS})
target_link_libraries(${target_name} PRIVATE ${OPUS_LINK_LIBRARIES})
else()
if (TG_OWT_OPUS_INCLUDE_PATH STREQUAL "")
message(FATAL_ERROR "You should specify 'TG_OWT_OPUS_INCLUDE_PATH'.")
endif()
target_include_directories(${target_name}
PRIVATE
${TG_OWT_OPUS_INCLUDE_PATH}
)
endif()
endfunction()
# FFmpeg
set(TG_OWT_FFMPEG_INCLUDE_PATH "" CACHE STRING "Include path for ffmpeg.")
option(TG_OWT_PACKAGED_BUILD_FFMPEG_STATIC "Link ffmpeg statically in packaged mode." OFF)
function(link_ffmpeg target_name)
if (TG_OWT_PACKAGED_BUILD)
find_package(PkgConfig REQUIRED)
pkg_check_modules(AVCODEC REQUIRED libavcodec)
pkg_check_modules(AVFORMAT REQUIRED libavformat)
pkg_check_modules(AVUTIL REQUIRED libavutil)
pkg_check_modules(SWSCALE REQUIRED libswscale)
pkg_check_modules(SWRESAMPLE REQUIRED libswresample)
target_include_directories(${target_name} PRIVATE
${AVCODEC_INCLUDE_DIRS}
${AVFORMAT_INCLUDE_DIRS}
${AVUTIL_INCLUDE_DIRS}
${SWSCALE_INCLUDE_DIRS}
${SWRESAMPLE_INCLUDE_DIRS}
)
if (TG_OWT_PACKAGED_BUILD_FFMPEG_STATIC)
target_link_libraries(${target_name}
PRIVATE
${AVCODEC_STATIC_LINK_LIBRARIES}
${AVFORMAT_STATIC_LINK_LIBRARIES}
${AVUTIL_STATIC_LINK_LIBRARIES}
${SWSCALE_STATIC_LINK_LIBRARIES}
${SWRESAMPLE_STATIC_LINK_LIBRARIES}
)
else()
target_link_libraries(${target_name}
PRIVATE
${AVCODEC_LINK_LIBRARIES}
${AVFORMAT_LINK_LIBRARIES}
${AVUTIL_LINK_LIBRARIES}
${SWSCALE_LINK_LIBRARIES}
${SWRESAMPLE_LINK_LIBRARIES}
)
endif()
else()
if (TG_OWT_FFMPEG_INCLUDE_PATH STREQUAL "")
message(FATAL_ERROR "You should specify 'TG_OWT_FFMPEG_INCLUDE_PATH'.")
endif()
target_include_directories(${target_name}
PRIVATE
${TG_OWT_FFMPEG_INCLUDE_PATH}
)
endif()
endfunction()
# libjpeg
set(TG_OWT_LIBJPEG_INCLUDE_PATH "" CACHE STRING "Include path for libjpeg.")
function(link_libjpeg target_name)
if (TG_OWT_PACKAGED_BUILD)
find_package(JPEG REQUIRED)
target_include_directories(${target_name} PRIVATE ${JPEG_INCLUDE_DIRS})
target_link_libraries(${target_name} PRIVATE ${JPEG_LIBRARIES})
else()
if (TG_OWT_LIBJPEG_INCLUDE_PATH STREQUAL "")
message(FATAL_ERROR "You should specify 'TG_OWT_LIBJPEG_INCLUDE_PATH'.")
endif()
target_include_directories(${target_name}
PRIVATE
${TG_OWT_LIBJPEG_INCLUDE_PATH}
${TG_OWT_LIBJPEG_INCLUDE_PATH}/src
)
endif()
endfunction()
# libabsl
# HINT: System abseil should be built with -DCMAKE_CXX_STANDARD=17
function(link_libabsl target_name)
if (TG_OWT_PACKAGED_BUILD)
find_package(absl)
set(absl_FOUND ${absl_FOUND} PARENT_SCOPE)
if (absl_FOUND)
target_link_libraries(${target_name} INTERFACE absl::strings)
endif()
endif()
if (NOT absl_FOUND)
target_link_libraries(${target_name} PRIVATE tg_owt::libabsl)
endif()
endfunction()
# libopenh264
function(link_libopenh264 target_name)
if (TG_OWT_PACKAGED_BUILD)
find_package(PkgConfig REQUIRED)
pkg_check_modules(LIBOPENH264 openh264)
set(LIBOPENH264_FOUND ${LIBOPENH264_FOUND} PARENT_SCOPE)
if (LIBOPENH264_FOUND)
target_link_libraries(${target_name} PRIVATE ${LIBOPENH264_LIBRARIES})
target_include_directories(${target_name} PRIVATE ${LIBOPENH264_INCLUDE_DIRS})
endif()
endif()
if (NOT LIBOPENH264_FOUND)
target_link_libraries(${target_name} PRIVATE tg_owt::libopenh264)
target_include_directories(${target_name} PRIVATE ${libopenh264_loc}/include)
endif()
endfunction()
# libusrsctp
function(link_libusrsctp target_name)
if (TG_OWT_PACKAGED_BUILD)
find_package(PkgConfig REQUIRED)
pkg_check_modules(LIBUSRSCTP usrsctp)
set(LIBUSRSCTP_FOUND ${LIBUSRSCTP_FOUND} PARENT_SCOPE)
if (LIBUSRSCTP_FOUND)
target_link_libraries(${target_name} PRIVATE ${LIBUSRSCTP_LIBRARIES})
target_include_directories(${target_name} PRIVATE ${LIBUSRSCTP_INCLUDE_DIRS})
endif()
endif()
if (NOT LIBUSRSCTP_FOUND)
target_link_libraries(${target_name} PRIVATE tg_owt::libusrsctp)
endif()
endfunction()
# libvpx
function(link_libvpx target_name)
if (TG_OWT_PACKAGED_BUILD)
find_package(PkgConfig REQUIRED)
pkg_check_modules(LIBVPX vpx>=1.10.0)
set(LIBVPX_FOUND ${LIBVPX_FOUND} PARENT_SCOPE)
if (LIBVPX_FOUND)
target_link_libraries(${target_name} PRIVATE ${LIBVPX_LIBRARIES})
target_include_directories(${target_name} PRIVATE ${LIBVPX_INCLUDE_DIRS})
endif()
endif()
if (NOT LIBVPX_FOUND)
target_link_libraries(${target_name} PRIVATE tg_owt::libvpx)
if (is_x86 OR is_x64)
target_link_libraries(${target_name}
PRIVATE
tg_owt::libvpx_mmx
tg_owt::libvpx_sse2
tg_owt::libvpx_ssse3
tg_owt::libvpx_sse4
tg_owt::libvpx_avx
tg_owt::libvpx_avx2
)
endif()
endif()
endfunction()
# libevent
function(link_libevent target_name)
if (TG_OWT_PACKAGED_BUILD)
find_package(PkgConfig REQUIRED)
pkg_check_modules(LIBEVENT libevent)
set(LIBEVENT_FOUND ${LIBEVENT_FOUND} PARENT_SCOPE)
if (LIBEVENT_FOUND)
target_link_libraries(${target_name} PRIVATE ${LIBEVENT_LIBRARIES})
target_include_directories(${target_name} PRIVATE ${LIBEVENT_INCLUDE_DIRS})
endif()
endif()
if (NOT LIBEVENT_FOUND)
target_link_libraries(${target_name} PRIVATE tg_owt::libevent)
endif()
endfunction()
function(link_glib target_name)
find_package(PkgConfig REQUIRED)
pkg_check_modules(GLIB2 REQUIRED glib-2.0)
pkg_check_modules(GOBJECT REQUIRED gobject-2.0)
pkg_check_modules(GIO REQUIRED gio-2.0)
pkg_check_modules(GIO_UNIX REQUIRED gio-unix-2.0)
target_include_directories(${target_name}
PRIVATE
${GIO_UNIX_INCLUDE_DIRS}
${GIO_INCLUDE_DIRS}
${GOBJECT_INCLUDE_DIRS}
${GLIB2_INCLUDE_DIRS}
)
if (TG_OWT_PACKAGED_BUILD)
target_link_libraries(${target_name}
PRIVATE
${GIO_UNIX_LINK_LIBRARIES}
${GIO_LINK_LIBRARIES}
${GOBJECT_LINK_LIBRARIES}
${GLIB2_LINK_LIBRARIES}
)
endif()
endfunction()
# x11
function(link_x11 target_name)
if (TG_OWT_PACKAGED_BUILD)
find_package(X11 REQUIRED COMPONENTS Xcomposite Xdamage Xext Xfixes Xrender Xrandr Xtst)
target_include_directories(${target_name}
PRIVATE
${X11_X11_INCLUDE_PATH}
${X11_Xlib_INCLUDE_PATH}
${X11_Xcomposite_INCLUDE_PATH}
${X11_Xdamage_INCLUDE_PATH}
${X11_Xext_INCLUDE_PATH}
${X11_Xfixes_INCLUDE_PATH}
${X11_Xrender_INCLUDE_PATH}
${X11_Xrandr_INCLUDE_PATH}
${X11_Xtst_INCLUDE_PATH}
)
target_link_libraries(${target_name}
PRIVATE
${X11_X11_LIB}
${X11_Xcomposite_LIB}
${X11_Xdamage_LIB}
${X11_Xext_LIB}
${X11_Xfixes_LIB}
${X11_Xrender_LIB}
${X11_Xrandr_LIB}
${X11_Xtst_LIB}
)
endif()
endfunction()
# PipeWire
function(link_pipewire target_name)
find_package(PkgConfig REQUIRED)
pkg_search_module(PIPEWIRE REQUIRED libpipewire-0.3 libpipewire-0.2)
target_include_directories(${target_name} PRIVATE ${PIPEWIRE_INCLUDE_DIRS})
target_link_libraries(${target_name} PRIVATE ${PIPEWIRE_LINK_LIBRARIES})
endfunction()
# Alsa
function(link_libalsa target_name)
if (TG_OWT_PACKAGED_BUILD)
find_package(ALSA REQUIRED)
target_include_directories(${target_name} PRIVATE ${ALSA_INCLUDE_DIRS})
endif()
endfunction()
# PulseAudio
function(link_libpulse target_name)
if (TG_OWT_PACKAGED_BUILD)
find_package(PkgConfig REQUIRED)
pkg_check_modules(PULSE REQUIRED libpulse)
target_include_directories(${target_name} PRIVATE ${PULSE_INCLUDE_DIRS})
endif()
endfunction()
# dl
function(link_dl target_name)
if (TG_OWT_PACKAGED_BUILD)
target_link_libraries(${target_name} PRIVATE ${CMAKE_DL_LIBS})
endif()
endfunction()
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