# ----------------------------------------------------------------------------
# Root CMake file for OpenCV
#
# From the off-tree build directory, invoke:
# $ cmake <PATH_TO_OPENCV_ROOT>
#
# ----------------------------------------------------------------------------
# Disable in-source builds to prevent source tree corruption.
if(" ${CMAKE_SOURCE_DIR}" STREQUAL " ${CMAKE_BINARY_DIR}")
message(FATAL_ERROR "
FATAL: In-source builds are not allowed.
You should create a separate directory for build files.
")
endif()
include(cmake/OpenCVMinDepVersions.cmake)
if(CMAKE_SYSTEM_NAME MATCHES WindowsPhone OR CMAKE_SYSTEM_NAME MATCHES WindowsStore)
cmake_minimum_required(VERSION 3.1 FATAL_ERROR)
#Required to resolve linker error issues due to incompatibility with CMake v3.0+ policies.
#CMake fails to find _fseeko() which leads to subsequent linker error.
#See details here: http://www.cmake.org/Wiki/CMake/Policies
cmake_policy(VERSION 2.8)
else()
cmake_minimum_required(VERSION "${MIN_VER_CMAKE}" FATAL_ERROR)
endif()
#
# Configure CMake policies
#
if(POLICY CMP0026)
cmake_policy(SET CMP0026 NEW)
endif()
if(POLICY CMP0042)
cmake_policy(SET CMP0042 NEW) # CMake 3.0+ (2.8.12): MacOS "@rpath" in target's install name
endif()
if(POLICY CMP0046)
cmake_policy(SET CMP0046 NEW) # warn about non-existed dependencies
endif()
if(POLICY CMP0051)
cmake_policy(SET CMP0051 NEW)
endif()
if(POLICY CMP0054) # CMake 3.1: Only interpret if() arguments as variables or keywords when unquoted.
cmake_policy(SET CMP0054 NEW)
endif()
if(POLICY CMP0056)
cmake_policy(SET CMP0056 NEW) # try_compile(): link flags
endif()
if(POLICY CMP0066)
cmake_policy(SET CMP0066 NEW) # CMake 3.7: try_compile(): use per-config flags, like CMAKE_CXX_FLAGS_RELEASE
endif()
if(POLICY CMP0067)
cmake_policy(SET CMP0067 NEW) # CMake 3.8: try_compile(): honor language standard variables (like C++11)
endif()
if(POLICY CMP0068)
cmake_policy(SET CMP0068 NEW) # CMake 3.9+: `RPATH` settings on macOS do not affect `install_name`.
endif()
if(POLICY CMP0071)
cmake_policy(SET CMP0071 NEW) # CMake 3.10+: Let `AUTOMOC` and `AUTOUIC` process `GENERATED` files.
endif()
if(POLICY CMP0075)
cmake_policy(SET CMP0075 NEW) # CMake 3.12+: Include file check macros honor `CMAKE_REQUIRED_LIBRARIES`
endif()
if(POLICY CMP0077)
cmake_policy(SET CMP0077 NEW) # CMake 3.13+: option() honors normal variables.
endif()
if(POLICY CMP0091)
cmake_policy(SET CMP0091 NEW) # CMake 3.15+: leave MSVC runtime selection out of default CMAKE_<LANG>_FLAGS_<CONFIG> flags
endif()
if(POLICY CMP0146)
cmake_policy(SET CMP0146 OLD) # CMake 3.27+: use CMake FindCUDA if available.
endif()
if(POLICY CMP0148)
cmake_policy(SET CMP0148 OLD) # CMake 3.27+: use CMake FindPythonInterp and FindPythonLib if available.
endif()
#
# Configure OpenCV CMake hooks
#
include(cmake/OpenCVUtils.cmake)
ocv_cmake_reset_hooks()
ocv_check_environment_variables(OPENCV_CMAKE_HOOKS_DIR)
if(DEFINED OPENCV_CMAKE_HOOKS_DIR)
foreach(__dir ${OPENCV_CMAKE_HOOKS_DIR})
get_filename_component(__dir "${__dir}" ABSOLUTE)
ocv_cmake_hook_register_dir(${__dir})
endforeach()
endif()
ocv_cmake_hook(CMAKE_INIT)
# must go before the project()/enable_language() commands
ocv_update(CMAKE_CONFIGURATION_TYPES "Debug;Release" CACHE STRING "Configs" FORCE)
if(NOT DEFINED CMAKE_BUILD_TYPE
AND NOT OPENCV_SKIP_DEFAULT_BUILD_TYPE
)
message(STATUS "'Release' build type is used by default. Use CMAKE_BUILD_TYPE to specify build type (Release or Debug)")
set(CMAKE_BUILD_TYPE "Release" CACHE STRING "Choose the type of build")
endif()
if(DEFINED CMAKE_BUILD_TYPE)
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "${CMAKE_CONFIGURATION_TYPES}")
endif()
option(ENABLE_PIC "Generate position independent code (necessary for shared libraries)" TRUE)
set(CMAKE_POSITION_INDEPENDENT_CODE ${ENABLE_PIC})
ocv_cmake_hook(PRE_CMAKE_BOOTSTRAP)
# Bootstrap CMake system: setup CMAKE_SYSTEM_NAME and other vars
if(OPENCV_WORKAROUND_CMAKE_20989)
set(CMAKE_SYSTEM_PROCESSOR_BACKUP ${CMAKE_SYSTEM_PROCESSOR})
endif()
enable_language(CXX C)
if(OPENCV_WORKAROUND_CMAKE_20989)
set(CMAKE_SYSTEM_PROCESSOR ${CMAKE_SYSTEM_PROCESSOR_BACKUP})
endif()
ocv_cmake_hook(POST_CMAKE_BOOTSTRAP)
if(NOT OPENCV_SKIP_CMAKE_SYSTEM_FILE)
include("cmake/platforms/OpenCV-${CMAKE_SYSTEM_NAME}.cmake" OPTIONAL RESULT_VARIABLE "OPENCV_CMAKE_SYSTEM_FILE")
if(NOT OPENCV_CMAKE_SYSTEM_FILE)
message(STATUS "OpenCV: system-specific configuration file is not found: '${CMAKE_SYSTEM_NAME}'")
endif()
endif()
if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT) # https://cmake.org/cmake/help/latest/variable/CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT.html
if(NOT CMAKE_TOOLCHAIN_FILE)
if(WIN32)
set(CMAKE_INSTALL_PREFIX "${CMAKE_BINARY_DIR}/install" CACHE PATH "Installation Directory" FORCE)
else()
set(CMAKE_INSTALL_PREFIX "/usr/local" CACHE PATH "Installation Directory" FORCE)
endif()
else()
# any cross-compiling
set(CMAKE_INSTALL_PREFIX "${CMAKE_BINARY_DIR}/install" CACHE PATH "Installation Directory" FORCE)
endif()
endif()
enable_testing()
project(OpenCV CXX C)
if(MSVC)
set(CMAKE_USE_RELATIVE_PATHS ON CACHE INTERNAL "" FORCE)
endif()
ocv_cmake_eval(DEBUG_PRE ONCE)
ocv_clear_vars(OpenCVModules_TARGETS)
include(cmake/OpenCVDownload.cmake)
set(BUILD_LIST "" CACHE STRING "Build only listed modules (comma-separated, e.g. 'videoio,dnn,ts')")
# ----------------------------------------------------------------------------
# Break in case of popular CMake configuration mistakes
# ----------------------------------------------------------------------------
if(NOT CMAKE_SIZEOF_VOID_P GREATER 0)
message(FATAL_ERROR "CMake fails to determine the bitness of the target platform.
Please check your CMake and compiler installation. If you are cross-compiling then ensure that your CMake toolchain file correctly sets the compiler details.")
endif()
# ----------------------------------------------------------------------------
# Detect compiler and target platform architecture
# ----------------------------------------------------------------------------
include(cmake/OpenCVDetectCXXCompiler.cmake)
ocv_cmake_hook(POST_DETECT_COMPILER)
# Add these standard paths to the search paths for FIND_LIBRARY
# to find libraries from these locations first
if(UNIX AND NOT ANDROID)
if(X86_64 OR CMAKE_SIZEOF_VOID_P EQUAL 8)
if(EXISTS /lib64)
list(APPEND CMAKE_LIBRARY_PATH /lib64)
else()
list(APPEND CMAKE_LIBRARY_PATH /lib)
endif()
if(EXISTS /usr/lib64)
list(APPEND CMAKE_LIBRARY_PATH /usr/lib64)
else()
list(APPEND CMAKE_LIBRARY_PATH /usr/lib)
endif()
elseif(X86 OR CMAKE_SIZEOF_VOID_P EQUAL 4)
if(EXISTS /lib32)
list(APPEND CMAKE_LIBRARY_PATH /lib32)
else()
list(APPEND CMAKE_LIBRARY_PATH /lib)
endif()
if(EXISTS /usr/lib32)
list(APPEND CMAKE_LIBRARY_PATH /usr/lib32)
else()
list(APPEND CMAKE_LIBRARY_PATH /usr/lib)
endif()
endif()
endif()
# Add these standard paths to the search paths for FIND_PATH
# to find include files from these locations first
if(MINGW)
if(EXISTS /mingw)
list(APPEND CMAKE_INCLUDE_PATH /mingw)
endif()
if(EXISTS /mingw32)
list(APPEND CMAKE_INCLUDE_PATH /mingw32)
endif()
if(EXISTS /mingw64)
list(APPEND CMAKE_INCLUDE_PATH /mingw64)
endif()
endif()
# ----------------------------------------------------------------------------
# OpenCV cmake options
# ----------------------------------------------------------------------------
OCV_OPTION(OPENCV_ENABLE_NONFREE "Enable non-free algorithms" OFF)
# 3rd party libs
OCV_OPTION(OPENCV_FORCE_3RDPARTY_BUILD "Force using 3rdparty code from source" OFF)
OCV_OPTION(BUILD_ZLIB "Build zlib from source" (WIN32 OR APPLE OR OPENCV_FORCE_3RDPARTY_BUILD) )
OCV_OPTION(BUILD_TIFF "Build libtiff from source" (WIN32 OR
Opencv 4.10 源码
需积分: 0 119 浏览量
更新于2024-06-25
收藏 95.23MB ZIP 举报
OpenCV 4.10 是一个开源的计算机视觉和机器学习软件库,它提供了一个全面的工具集,用于进行图像处理和计算机视觉任务。这个版本包括对最新技术的支持,改进了性能,并修复了以前版本中的错误。OpenCV 4.10 可以在多个平台上使用,包括 Windows、Linux 和 macOS,以及支持 Android 和 iOS 的移动应用开发。
资源描述可以是这样的:
OpenCV 4.10 源码
版本: 4.10.0
发布日期:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
主要特性:
改进的算法性能
增强的跨平台兼容性
扩展的硬件加速支持
修复了已知的问题和漏洞
适用平台: Windows, Linux, macOS, Android, iOS
安装方法: 可以通过官方网站下载源码包,或者使用包管理器安装。
文档: 完整的 API 文档和教程可在官方文档中找到。
社区支持: 有问题可以访问OpenCV 论坛寻求帮助。
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