mirror of
https://github.com/gnif/LookingGlass.git
synced 2026-11-12 14:57:20 +00:00
17e416c3f2
Subscribe the OBS source as a playback-only LGMP audio client. Decode the advertised formats and channel maps, then resample into the OBS clock domain without participating in driver clock feedback. Keep queue and resampler storage fixed in the packet path.
134 lines
3.2 KiB
CMake
134 lines
3.2 KiB
CMake
cmake_minimum_required(VERSION 3.10)
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project(looking-glass-obs C CXX)
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get_filename_component(PROJECT_TOP "${PROJECT_SOURCE_DIR}/.." ABSOLUTE)
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list(APPEND CMAKE_MODULE_PATH "${PROJECT_TOP}/cmake/" "${PROJECT_SOURCE_DIR}/cmake/")
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include(CheckSubmodule)
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include(GNUInstallDirs)
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include(CheckCCompilerFlag)
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include(FeatureSummary)
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find_package(PkgConfig REQUIRED)
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pkg_check_modules(SAMPLERATE REQUIRED IMPORTED_TARGET samplerate)
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set(OPTIMIZE_FOR_NATIVE_DEFAULT ON)
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include(OptimizeForNative) # option(OPTIMIZE_FOR_NATIVE)
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include(UninstallTarget)
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option(ENABLE_BACKTRACE "Enable backtrace support on crash" ON)
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add_feature_info(ENABLE_BACKTRACE ENABLE_BACKTRACE "Backtrace support.")
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add_compile_options(
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"-Wall"
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"-Werror"
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"-Wfatal-errors"
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"-ffast-math"
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"-fdata-sections"
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"-ffunction-sections"
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"-fpic"
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"$<$<CONFIG:DEBUG>:-O0;-g3;-ggdb>"
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)
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set(EXE_FLAGS "-Wl,--gc-sections -z noexecstack")
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set(CMAKE_C_STANDARD 11)
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if(CMAKE_SIZEOF_VOID_P EQUAL 8)
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set(OBS_PLUGIN_DIR 64bit)
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else()
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set(OBS_PLUGIN_DIR 32bit)
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endif()
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if(USER_INSTALL)
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if(DEFINED ENV{XDG_CONFIG_HOME})
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set(OBS_PLUGIN_PREFIX $ENV{XDG_CONFIG_HOME})
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else()
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set(OBS_PLUGIN_PREFIX $ENV{HOME}/.config)
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endif()
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set(OBS_PLUGIN_PREFIX ${OBS_PLUGIN_PREFIX}/obs-studio/plugins)
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else()
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set(OBS_PLUGIN_PREFIX ${CMAKE_INSTALL_DATADIR}/obs/obs-plugins)
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endif()
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include(MakeObject)
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function(build_effects header_dir)
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file(GLOB headers "${header_dir}/*.h")
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set(OBS_EFFECT_PROCESSED)
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foreach(effect ${ARGN})
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set(out_f "${CMAKE_CURRENT_BINARY_DIR}/${effect}")
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add_custom_command(OUTPUT "${out_f}"
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COMMAND "${AWK}" -f "${CMAKE_CURRENT_SOURCE_DIR}/glsl.include.awk"
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"${CMAKE_CURRENT_SOURCE_DIR}/${effect}" > "${out_f}"
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MAIN_DEPENDENCY "${CMAKE_CURRENT_SOURCE_DIR}/${effect}"
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DEPENDS ${headers}
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WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/effect"
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COMMENT "Preprocessing effect ${effect}"
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VERBATIM
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)
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endforeach()
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# set(CMAKE_CURRENT_SOURCE_DIR "${CMAKE_CURRENT_BINARY_DIR}")
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make_object(
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OBS_EFFECT
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${ARGN}
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)
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set(OBS_EFFECT_OBJS "${OBS_EFFECT_OBJS}" PARENT_SCOPE)
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set(OBS_EFFECT_INCS "${OBS_EFFECT_INCS}" PARENT_SCOPE)
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endfunction()
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build_effects(
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effect
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effect/rgb24.effect
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effect/hdrpq.effect
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effect/cursor.effect
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)
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add_definitions(-D ATOMIC_LOCKING)
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add_custom_command(
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OUTPUT ${CMAKE_BINARY_DIR}/version.c
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${CMAKE_BINARY_DIR}/_version.c
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COMMAND ${CMAKE_COMMAND} -D PROJECT_TOP=${PROJECT_TOP} -P
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${PROJECT_TOP}/version.cmake
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)
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include_directories(
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${PROJECT_SOURCE_DIR}/include
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${CMAKE_BINARY_DIR}/include
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${OBS_EFFECT_INCS}
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)
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link_libraries(
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${CMAKE_DL_LIBS}
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rt
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m
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)
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set(SOURCES
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${CMAKE_BINARY_DIR}/version.c
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audio.c
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frame_scheduler.c
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main.c
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lg.c
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)
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add_subdirectory("${PROJECT_TOP}/common" "${CMAKE_BINARY_DIR}/common")
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add_subdirectory("${PROJECT_TOP}/repos/LGMP/lgmp" "${CMAKE_BINARY_DIR}/lgmp" )
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add_library(looking-glass-obs SHARED
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${SOURCES}
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${OBS_EFFECT_OBJS}
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)
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target_link_libraries(looking-glass-obs
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${EXE_FLAGS}
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lg_common
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lgmp
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PkgConfig::SAMPLERATE
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)
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install(TARGETS looking-glass-obs
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LIBRARY DESTINATION ${OBS_PLUGIN_PREFIX}/${CMAKE_PROJECT_NAME}/bin/${OBS_PLUGIN_DIR}
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)
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feature_summary(WHAT ENABLED_FEATURES DISABLED_FEATURES)
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