init - 初始化项目

cmake/OpenCVDetectOpenCL.cmake

@@ -0,0 +1,93 @@
+set(OPENCL_FOUND ON CACHE BOOL "OpenCL library is found")
+if(APPLE)
+  set(OPENCL_LIBRARY "-framework OpenCL" CACHE STRING "OpenCL library")
+  set(OPENCL_INCLUDE_DIR "" CACHE PATH "OpenCL include directory")
+else()
+  set(OPENCL_LIBRARY "" CACHE STRING "OpenCL library")
+  set(OPENCL_INCLUDE_DIR "${OpenCV_SOURCE_DIR}/3rdparty/include/opencl/1.2" CACHE PATH "OpenCL include directory")
+  ocv_install_3rdparty_licenses(opencl-headers "${OpenCV_SOURCE_DIR}/3rdparty/include/opencl/LICENSE.txt")
+endif()
+mark_as_advanced(OPENCL_INCLUDE_DIR OPENCL_LIBRARY)
+
+if(OPENCL_FOUND)
+
+  if(OPENCL_LIBRARY)
+    set(HAVE_OPENCL_STATIC ON)
+    set(OPENCL_LIBRARIES "${OPENCL_LIBRARY}")
+  else()
+    set(HAVE_OPENCL_STATIC OFF)
+  endif()
+
+  if(NOT HAVE_OPENCL_STATIC)
+    try_compile(__VALID_OPENCL
+      "${OpenCV_BINARY_DIR}"
+      "${OpenCV_SOURCE_DIR}/cmake/checks/opencl.cpp"
+      CMAKE_FLAGS "-DINCLUDE_DIRECTORIES:STRING=${OPENCL_INCLUDE_DIR}"
+      OUTPUT_VARIABLE TRY_OUT
+      )
+    if(NOT TRY_OUT MATCHES "OpenCL is valid")
+      message(WARNING "Can't use OpenCL")
+      return()
+    endif()
+  endif()
+
+  set(HAVE_OPENCL 1)
+
+  if(WITH_OPENCL_SVM)
+    set(HAVE_OPENCL_SVM 1)
+  endif()
+
+  set(OPENCL_INCLUDE_DIRS ${OPENCL_INCLUDE_DIR})
+
+  if(WITH_OPENCLAMDFFT)
+    find_path(CLAMDFFT_ROOT_DIR
+              NAMES include/clAmdFft.h
+              PATHS ENV CLAMDFFT_PATH ENV ProgramFiles
+              PATH_SUFFIXES clAmdFft AMD/clAmdFft
+              DOC "AMD FFT root directory"
+              NO_DEFAULT_PATH)
+
+    find_path(CLAMDFFT_INCLUDE_DIR
+              NAMES clAmdFft.h
+              HINTS ${CLAMDFFT_ROOT_DIR}
+              PATH_SUFFIXES include
+              DOC "clAmdFft include directory")
+
+    if(CLAMDFFT_INCLUDE_DIR)
+      set(HAVE_CLAMDFFT 1)
+      list(APPEND OPENCL_INCLUDE_DIRS "${CLAMDFFT_INCLUDE_DIR}")
+    endif()
+  endif()
+
+  if(WITH_OPENCLAMDBLAS)
+    find_path(CLAMDBLAS_ROOT_DIR
+              NAMES include/clAmdBlas.h
+              PATHS ENV CLAMDBLAS_PATH ENV ProgramFiles
+              PATH_SUFFIXES clAmdBlas AMD/clAmdBlas
+              DOC "AMD FFT root directory"
+              NO_DEFAULT_PATH)
+
+    find_path(CLAMDBLAS_INCLUDE_DIR
+              NAMES clAmdBlas.h
+              HINTS ${CLAMDBLAS_ROOT_DIR}
+              PATH_SUFFIXES include
+              DOC "clAmdFft include directory")
+
+    if(CLAMDBLAS_INCLUDE_DIR)
+      set(HAVE_CLAMDBLAS 1)
+      list(APPEND OPENCL_INCLUDE_DIRS "${CLAMDBLAS_INCLUDE_DIR}")
+    endif()
+  endif()
+
+  # check WITH_OPENCL_D3D11_NV is located in OpenCVDetectDirectX.cmake file
+
+  if(WITH_VA_INTEL AND HAVE_VA)
+    if(HAVE_OPENCL AND EXISTS "${OPENCL_INCLUDE_DIR}/CL/cl_va_api_media_sharing_intel.h")
+      set(HAVE_VA_INTEL ON)
+    elseif(HAVE_OPENCL AND EXISTS "${OPENCL_INCLUDE_DIR}/CL/va_ext.h")
+      set(HAVE_VA_INTEL ON)
+      set(HAVE_VA_INTEL_OLD_HEADER ON)
+    endif()
+  endif()
+
+endif()