52 lines
1.8 KiB
Text
52 lines
1.8 KiB
Text
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cmake_minimum_required(VERSION 3.16)
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project(decklink-bridge CXX C)
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set(CMAKE_CXX_STANDARD 17)
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set(CMAKE_C_STANDARD 11)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -O2")
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# Path to DeckLink SDK headers (services/capture/sdk/)
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set(DECKLINK_SDK_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../sdk"
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CACHE PATH "Path to Blackmagic DeckLink SDK headers")
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# Path to Deltacast bridge (for fc_writer.h/c — shared writer module)
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set(DELTACAST_BRIDGE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../deltacast-bridge"
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CACHE PATH "Path to deltacast-bridge (contains fc_writer.h/c)")
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# Legacy FIFO fallback option (mirrors deltacast-bridge option)
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option(LEGACY_FIFO "Use named FIFOs instead of framecache shm" OFF)
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# ── decklink-bridge executable ────────────────────────────────────────
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add_executable(decklink-bridge
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main.cpp
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${DELTACAST_BRIDGE_DIR}/fc_writer.c # shared framecache writer
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)
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if(LEGACY_FIFO)
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target_compile_definitions(decklink-bridge PRIVATE LEGACY_FIFO=1)
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message(STATUS "decklink-bridge: LEGACY_FIFO mode enabled")
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else()
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message(STATUS "decklink-bridge: framecache shm mode enabled")
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endif()
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target_include_directories(decklink-bridge PRIVATE
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${DECKLINK_SDK_DIR}
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${DELTACAST_BRIDGE_DIR} # fc_writer.h
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)
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target_link_libraries(decklink-bridge PRIVATE
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pthread
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rt # shm_open, sem_open
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dl # dlopen (used by DeckLinkAPIDispatch.cpp on Linux)
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)
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# DeckLink driver is linked at runtime via dlopen (no link-time .so needed).
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# The SDK's DeckLinkAPIDispatch.cpp handles the dynamic loading.
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set_target_properties(decklink-bridge PROPERTIES
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INSTALL_RPATH "/usr/local/lib"
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BUILD_WITH_INSTALL_RPATH TRUE
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)
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install(TARGETS decklink-bridge DESTINATION bin)
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