cmake_minimum_required(VERSION 3.15)
project(TextReader LANGUAGES CXX)

# Set C++ standard and enable modern practices
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)  # Disable compiler-specific extensions

# Configure where binaries will be placed
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)

option(CUDA_USE_STATIC_CUDA_RUNTIME OFF)

# For larger projects
option(BUILD_TESTS "Build tests" OFF)
if(BUILD_TESTS)
    enable_testing()
    add_subdirectory(tests)
endif()


# Install target (for packaging)
# install(TARGETS text_reader DESTINATION bin)
# install(DIRECTORY data/ DESTINATION share/text_reader/data)


find_package(PkgConfig REQUIRED)
find_package(CUDA REQUIRED)
pkg_check_modules(GLIB REQUIRED glib-2.0 gobject-2.0 nlohmann_json gstreamer-base-1.0 gstreamer-1.0 gstreamer-video-1.0)

if(CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64")
    message("embed_platform on")
    include_directories(/usr/local/cuda/targets/aarch64-linux/include)
    link_directories(/usr/local/cuda/targets/aarch64-linux/lib)
else()
    message("embed_platform off")
    include_directories(/usr/local/cuda/include)
    link_directories(/usr/local/cuda/lib64)
endif()

include_directories(/usr/lib/x86_64-linux-gnu/glib-2.0/include)
include_directories(/usr/include/gstreamer-1.0)
include_directories(/usr/include/nlohmann)
include_directories(/usr/local/cuda/include)
link_directories(/usr/local/cuda/lib64/)
link_directories(/usr/local/cuda/targets/x86_64-linux/lib/)
include_directories(${PROJECT_SOURCE_DIR}/camera_manager.hpp)
include_directories(${PROJECT_SOURCE_DIR}/pipeline_manager.hpp)
include_directories(${PROJECT_SOURCE_DIR}/streammux_manager.hpp)
include_directories(${PROJECT_SOURCE_DIR}/source_bin.hpp)
include_directories(${PROJECT_SOURCE_DIR}/gstds_example_manager.hpp)
include_directories(${PROJECT_SOURCE_DIR}/tiler_manager.hpp)
include_directories(${PROJECT_SOURCE_DIR}/nv_video_convert_manager.hpp)


set(SOURCES src/main.cpp  src/camera_manager.cpp src/pipeline_manager.cpp src/streammux_manager.cpp src/source_bin.cpp src/gstds_example_manager.cpp src/tiler_manager.cpp
            src/nv_video_convert_manager.cpp)
# Create the executable
add_executable(${PROJECT_NAME}  ${SOURCES})

# Copy data files to build directory
file(COPY data/ DESTINATION ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/data)

# Set compiler warnings
target_compile_options(${PROJECT_NAME} PRIVATE
    $<$<CXX_COMPILER_ID:MSVC>:/W4 /WX>
    $<$<OR:$<CXX_COMPILER_ID:GNU>,$<CXX_COMPILER_ID:Clang>>:-Wall -Wextra -pedantic -Werror>
)

# Platform-specific configurations
if(WIN32)
    target_compile_definitions(${PROJECT_NAME} PRIVATE _CRT_SECURE_NO_WARNINGS)
endif()

# Include current directory for headers
target_include_directories(${PROJECT_NAME} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})
target_include_directories(${PROJECT_NAME} PRIVATE ${GLIB_INCLUDE_DIRS})
target_link_libraries(${PROJECT_NAME} ${GLIB_LIBRARIES})

target_link_libraries(${PROJECT_NAME} gstbase-1.0 gstreamer-1.0 gstrtp-1.0 gstvideo-1.0)
target_link_libraries(${PROJECT_NAME} cudart cuda)