blumia
18dbc9c8d3
Add a C++/Qt6/CMake CLI prototype that captures the default sink monitor through libpulse and transcribes it in-process with Qwen3-ASR via libllama/libmtmd. Add phase 0/1 verification docs. 新增实时字幕命令行原型：libpulse 采集默认输出 monitor，进程内用 libllama/libmtmd 跑 Qwen3-ASR 推理。附阶段 0/1 验证文档。
85 lines
2.9 KiB
CMake
85 lines
2.9 KiB
CMake
cmake_minimum_required(VERSION 3.24)
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project(live-caption LANGUAGES CXX)
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set(CMAKE_CXX_STANDARD 17)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
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if(NOT CMAKE_BUILD_TYPE)
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set(CMAKE_BUILD_TYPE Release CACHE STRING "" FORCE)
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endif()
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# ---------------------------------------------------------------------------
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# llama.cpp / libmtmd 的搜索路径
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#
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# Debian/Deepin 把 llama 的 CMake config 放在非标准目录 cmake-private/，
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# 而 pkg-config 的 llama.pc 又漏了 -lmtmd。所以这里把两个路径都塞进搜索前缀，
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# 并单独用 find_library 找 mtmd。
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# ---------------------------------------------------------------------------
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foreach(_p
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/usr/lib/x86_64-linux-gnu/llama
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/usr/lib/x86_64-linux-gnu/llama/cmake-private
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/usr/lib/x86_64-linux-gnu/llama/pkgconfig)
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if(EXISTS "${_p}")
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list(APPEND CMAKE_PREFIX_PATH "${_p}")
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set(ENV{PKG_CONFIG_PATH} "${_p}:$ENV{PKG_CONFIG_PATH}")
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endif()
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endforeach()
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find_package(Qt6 REQUIRED COMPONENTS Core)
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find_package(PkgConfig REQUIRED)
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find_package(Threads REQUIRED)
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pkg_check_modules(SAMPLERATE REQUIRED IMPORTED_TARGET samplerate)
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pkg_check_modules(PULSE REQUIRED IMPORTED_TARGET libpulse)
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# --- llama：优先系统 pkg-config，其次 CMake config，最后 FetchContent 兜底 ---
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pkg_check_modules(LLAMA QUIET IMPORTED_TARGET llama)
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if(LLAMA_FOUND)
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set(LC_LLAMA_TARGET PkgConfig::LLAMA)
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message(STATUS "llama: 使用系统 pkg-config (${LLAMA_VERSION})")
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else()
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message(STATUS "llama: 系统未找到，改用 FetchContent 拉取固定版本")
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include(FetchContent)
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set(FETCHCONTENT_TRY_FIND_PACKAGE_MODE ALWAYS) # 先 find_package，失败再拉源码
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FetchContent_Declare(llama
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GIT_REPOSITORY https://github.com/ggml-org/llama.cpp.git
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GIT_TAG b9951
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FIND_PACKAGE_ARGS NAMES llama CONFIG)
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set(LLAMA_BUILD_TESTS OFF CACHE BOOL "" FORCE)
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set(LLAMA_BUILD_SERVER OFF CACHE BOOL "" FORCE)
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set(LLAMA_BUILD_EXAMPLES OFF CACHE BOOL "" FORCE)
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FetchContent_MakeAvailable(llama)
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set(LC_LLAMA_TARGET llama)
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endif()
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# --- mtmd：llama.pc 里没有，单独找 ---
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find_library(LC_MTMD_LIB NAMES mtmd
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HINTS /usr/lib/x86_64-linux-gnu/llama)
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if(NOT LC_MTMD_LIB)
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message(FATAL_ERROR "找不到 libmtmd（应随 libllama0 一起安装）")
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endif()
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message(STATUS "mtmd: ${LC_MTMD_LIB}")
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# ---------------------------------------------------------------------------
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add_executable(live-caption-cli
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src/main.cpp
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src/transcript.cpp
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src/qwen3asr.cpp
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src/audio.cpp
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)
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target_include_directories(live-caption-cli PRIVATE src)
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target_link_libraries(live-caption-cli PRIVATE
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Qt6::Core
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Threads::Threads
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PkgConfig::SAMPLERATE
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PkgConfig::PULSE
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${LC_LLAMA_TARGET}
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${LC_MTMD_LIB}
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)
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if(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang")
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target_compile_options(live-caption-cli PRIVATE -Wall -Wextra -Wno-unused-parameter)
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endif()
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