tesseract/CMakeLists.txt
2019-05-01 11:26:43 +02:00

490 lines
15 KiB
CMake

#
# tesseract
#
###############################################################################
#
# cmake settings
#
###############################################################################
cmake_minimum_required(VERSION 3.3 FATAL_ERROR)
# In-source builds are disabled.
if ("${CMAKE_CURRENT_SOURCE_DIR}" STREQUAL "${CMAKE_CURRENT_BINARY_DIR}")
message(FATAL_ERROR
"CMake generation is not possible within the source directory!"
"\n Remove the CMakeCache.txt file and try again from another folder, e.g.:"
"\n "
"\n rm CMakeCache.txt"
"\n mkdir build"
"\n cd build"
"\n cmake .."
)
endif()
set(CMAKE_MODULE_PATH "${CMAKE_MODULE_PATH};${CMAKE_CURRENT_SOURCE_DIR}/cmake")
set(EXECUTABLE_OUTPUT_PATH "${CMAKE_BINARY_DIR}/bin")
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${EXECUTABLE_OUTPUT_PATH}")
# Use solution folders.
set_property(GLOBAL PROPERTY USE_FOLDERS ON)
set_property(GLOBAL PROPERTY PREDEFINED_TARGETS_FOLDER "CMake Targets")
###############################################################################
#
# project settings
#
###############################################################################
project(tesseract C CXX)
# Get version with components from VERSION file.
file(STRINGS "VERSION" VERSION_PLAIN)
string(REGEX REPLACE "^([^.]*)\\..*" "\\1" VERSION_MAJOR ${VERSION_PLAIN})
string(REGEX REPLACE "^[^.]*\\.([^.]*)\\..*" "\\1" VERSION_MINOR ${VERSION_PLAIN})
string(REGEX REPLACE "^[^.]*\\.[^.]*\\.([0-9]*).*" "\\1" VERSION_PATCH ${VERSION_PLAIN})
if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/.git)
execute_process(COMMAND git describe --abbrev=4
OUTPUT_VARIABLE GIT_REV)
string(REGEX REPLACE "\n$" "" PACKAGE_VERSION "${GIT_REV}")
endif()
if(NOT PACKAGE_VERSION)
set(PACKAGE_VERSION ${VERSION_PLAIN})
endif()
# Provide also same macro names as autoconf (see configure.ac).
set(GENERIC_MAJOR_VERSION ${VERSION_MAJOR})
set(GENERIC_MINOR_VERSION ${VERSION_MINOR})
set(GENERIC_MICRO_VERSION ${VERSION_PATCH})
set(MINIMUM_LEPTONICA_VERSION 1.74)
###############################################################################
#
# options
#
###############################################################################
message( "Configuring tesseract version ${PACKAGE_VERSION}...")
option(CPPAN_BUILD "Build with cppan" ON)
option(OPENMP_BUILD "Build with openmp support" OFF) # see issue #1662
option(GRAPHICS_DISABLED "Disable disable graphics (ScrollView)" OFF)
option(EMBEDDED "Enable embedded build " OFF)
option(DISABLED_LEGACY_ENGINE "Disable the legacy OCR engine" OFF)
option(BUILD_TRAINING_TOOLS "Build training tools" ON)
option(BUILD_TESTS "Build tests" OFF)
if(NOT EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/.cppan)
set(CPPAN_BUILD OFF)
endif()
###############################################################################
#
# compiler and linker
#
###############################################################################
# Check for C++ standard to use
get_property(known_features GLOBAL PROPERTY CMAKE_CXX_KNOWN_FEATURES)
if(cxx_std_14 IN_LIST known_features)
set(CMAKE_CXX_STANDARD 14)
message("C++14 support enabled...")
else() # minimum required standard
set(CMAKE_CXX_STANDARD 11)
message("C++11 support enabled...")
endif()
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
set(LIBRARY_TYPE SHARED)
if (STATIC)
set(LIBRARY_TYPE)
endif()
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
set(CLANG 1)
endif()
if (WIN32)
if (MSVC)
add_definitions(-D_CRT_SECURE_NO_WARNINGS)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /utf-8")
add_definitions(-DNOMINMAX)
if (NOT CLANG)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")
endif()
endif()
set(LIB_Ws2_32 Ws2_32)
endif()
if (OPENMP_BUILD)
if (CLANG)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Xclang -fopenmp")
else(MSVC)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /openmp")
endif()
endif()
if (CYGWIN)
add_definitions(-D__CYGWIN__)
endif()
if (UNIX)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --std=c++11")
if (NOT ANDROID)
set(LIB_pthread pthread)
endif()
endif()
###############################################################################
#
# packages
#
###############################################################################
if(NOT CPPAN_BUILD)
if (NOT Leptonica_DIR AND NOT MSVC)
find_package(PkgConfig REQUIRED)
pkg_check_modules(Leptonica REQUIRED lept>=${MINIMUM_LEPTONICA_VERSION})
link_directories(${Leptonica_LIBRARY_DIRS})
else()
find_package(Leptonica ${MINIMUM_LEPTONICA_VERSION} REQUIRED CONFIG)
endif()
else()
if (STATIC)
set(CPPAN_BUILD_SHARED_LIBS 0)
else()
set(CPPAN_BUILD_SHARED_LIBS 1)
endif()
add_subdirectory(.cppan)
endif()
find_package(OpenCL QUIET)
find_package(LibArchive)
if(LibArchive_FOUND)
set(HAVE_LIBARCHIVE ON)
endif()
###############################################################################
#
# configure
#
###############################################################################
# auto optimize
include(OptimizeForArchitecture)
AutodetectHostArchitecture()
OptimizeForArchitecture()
foreach(flag ${Vc_ARCHITECTURE_FLAGS})
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${flag}")
endforeach()
# add definition as expected in src/arch/simddetect.cpp
set(AVX_OPT 0)
set(AVX2_OPT 0)
set(SSE41_OPT 0)
set(MARCH_NATIVE_OPT 0)
foreach(flag ${_enable_vector_unit_list}) # from OptimizeForArchitecture()
string(TOUPPER "${flag}" flag)
string(REPLACE "\." "_" flag "${flag}")
set(sim_flags "${sim_flags} -D${flag}")
string(REPLACE "_" "" flag "${flag}")
if("${flag}" MATCHES "AVX|AVX2|SSE41")
set("${flag}_OPT" 1)
endif()
endforeach(flag)
FILE(GLOB arch_files "src/arch/*.cpp")
set_source_files_properties(${arch_files} PROPERTIES COMPILE_FLAGS "${CMAKE_CXX_FLAGS} ${sim_flags}")
include(CheckCXXCompilerFlag)
CHECK_CXX_COMPILER_FLAG("-march=native" COMPILER_SUPPORTS_MARCH_NATIVE)
if(COMPILER_SUPPORTS_MARCH_NATIVE)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native -mtune=native")
set_source_files_properties(src/arch/dotproduct.cpp PROPERTIES COMPILE_FLAGS "${CMAKE_CXX_FLAGS} -O3 -ffast-math")
set(MARCH_NATIVE_OPT 1)
endif()
set(AUTOCONFIG_SRC ${CMAKE_CURRENT_BINARY_DIR}/config_auto.h.in)
set(AUTOCONFIG ${CMAKE_CURRENT_BINARY_DIR}/config_auto.h)
add_definitions(-DHAVE_CONFIG_H)
if(GRAPHICS_DISABLED)
message("ScrollView debugging disabled.")
endif()
set (CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES} "${CMAKE_PREFIX_PATH}/include" "${CMAKE_INSTALL_PREFIX}/include")
include(Configure)
configure_file(${AUTOCONFIG_SRC} ${AUTOCONFIG} @ONLY)
set(INCLUDE_DIR "${CMAKE_INSTALL_PREFIX}/include" "${CMAKE_INSTALL_PREFIX}/include/tesseract")
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/src/api/tess_version.h.in
${CMAKE_CURRENT_BINARY_DIR}/api/tess_version.h @ONLY)
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/src/vs2010/tesseract/tesseract.rc.in
${CMAKE_CURRENT_BINARY_DIR}/vs2010/tesseract/tesseract.rc @ONLY)
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/src/vs2010/tesseract/libtesseract.rc.in
${CMAKE_CURRENT_BINARY_DIR}/vs2010/tesseract/libtesseract.rc @ONLY)
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/cmake/templates/TesseractConfig-version.cmake.in
${CMAKE_CURRENT_BINARY_DIR}/TesseractConfig-version.cmake @ONLY)
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/cmake/templates/TesseractConfig.cmake.in
${CMAKE_CURRENT_BINARY_DIR}/TesseractConfig.cmake @ONLY)
###############################################################################
#
# build
#
###############################################################################
include(BuildFunctions)
include(SourceGroups)
add_definitions(-D_SILENCE_STDEXT_HASH_DEPRECATION_WARNINGS=1)
include_directories(${Leptonica_INCLUDE_DIRS})
include_directories(${CMAKE_CURRENT_BINARY_DIR})
include_directories(src/api)
include_directories(${CMAKE_CURRENT_BINARY_DIR}/api)
include_directories(src/arch)
include_directories(src/ccmain)
include_directories(src/ccstruct)
include_directories(src/ccutil)
include_directories(src/classify)
include_directories(src/cutil)
include_directories(src/dict)
include_directories(src/lstm)
include_directories(src/opencl)
include_directories(src/textord)
include_directories(src/viewer)
include_directories(src/wordrec)
if(CMAKE_EXPORT_COMPILE_COMMANDS)
include_directories(src/training)
endif()
########################################
# LIBRARY tesseract
########################################
file(GLOB tesseract_src
src/arch/simddetect.cpp
src/arch/intsimdmatrix.cpp
src/arch/dotproduct.cpp
src/ccmain/*.cpp
src/ccstruct/*.cpp
src/ccutil/*.cpp
src/classify/*.cpp
src/cutil/*.cpp
src/dict/*.cpp
src/lstm/*.cpp
src/opencl/*.cpp
src/textord/*.cpp
src/viewer/*.cpp
src/wordrec/*.cpp
)
if(AVX_OPT)
list(APPEND tesseract_src src/arch/dotproductavx.cpp)
endif(AVX_OPT)
if(AVX2_OPT)
list(APPEND tesseract_src src/arch/intsimdmatrixavx2.cpp)
endif(AVX2_OPT)
if(SSE41_OPT)
list(APPEND tesseract_src src/arch/dotproductsse.cpp src/arch/intsimdmatrixsse.cpp)
endif(SSE41_OPT)
file(GLOB tesseract_hdr
src/api/*.h
src/arch/*.h
src/ccmain/*.h
src/ccstruct/*.h
src/ccutil/*.h
src/classify/*.h
src/cutil/*.h
src/dict/*.h
src/lstm/*.h
src/opencl/*.h
src/textord/*.h
src/viewer/*.h
src/wordrec/*.h
)
set(tesseract_src ${tesseract_src}
src/api/baseapi.cpp
src/api/capi.cpp
src/api/renderer.cpp
src/api/altorenderer.cpp
src/api/hocrrenderer.cpp
src/api/lstmboxrenderer.cpp
src/api/pdfrenderer.cpp
src/api/wordstrboxrenderer.cpp
)
if (WIN32)
if (MSVC)
include_directories(src/vs2010/tesseract)
set(tesseract_hdr
${tesseract_hdr}
${CMAKE_CURRENT_SOURCE_DIR}/src/vs2010/tesseract/resource.h)
set(tesseract_rsc ${CMAKE_CURRENT_BINARY_DIR}/vs2010/tesseract/libtesseract.rc)
endif() # MSVC
endif()
add_library (libtesseract ${LIBRARY_TYPE} ${tesseract_src} ${tesseract_hdr}
${tesseract_rsc}
)
if (NOT STATIC)
target_compile_definitions (libtesseract
PRIVATE -DTESS_EXPORTS
INTERFACE -DTESS_IMPORTS
)
set_target_properties (libtesseract PROPERTIES WINDOWS_EXPORT_ALL_SYMBOLS True)
endif()
target_link_libraries (libtesseract PRIVATE ${LIB_Ws2_32} ${LIB_pthread})
set_target_properties (libtesseract PROPERTIES VERSION ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH})
set_target_properties (libtesseract PROPERTIES SOVERSION ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH})
if (WIN32)
set_target_properties (libtesseract PROPERTIES OUTPUT_NAME tesseract${VERSION_MAJOR}${VERSION_MINOR})
set_target_properties (libtesseract PROPERTIES DEBUG_OUTPUT_NAME tesseract${VERSION_MAJOR}${VERSION_MINOR}d)
else()
set_target_properties (libtesseract PROPERTIES OUTPUT_NAME tesseract)
endif()
if (CPPAN_BUILD)
target_link_libraries (libtesseract PUBLIC
pvt.cppan.demo.danbloomberg.leptonica
pvt.cppan.demo.libarchive.libarchive
)
file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/TesseractTargets.cmake "include(${CMAKE_CURRENT_BINARY_DIR}/cppan.cmake)\n")
export(TARGETS libtesseract APPEND FILE ${CMAKE_CURRENT_BINARY_DIR}/TesseractTargets.cmake)
else()
target_link_libraries (libtesseract PUBLIC
${Leptonica_LIBRARIES}
${LibArchive_LIBRARIES}
)
export(TARGETS libtesseract FILE ${CMAKE_CURRENT_BINARY_DIR}/TesseractTargets.cmake)
endif()
if (WIN32 AND CLANG AND OPENMP_BUILD)
# Workaround for "libomp.lib is not automatically added on Windows"
# see: http://lists.llvm.org/pipermail/openmp-dev/2015-August/000857.html
# TODO: Find better way how to set Clang OpenMP library for linking on Windows
target_link_libraries (libtesseract PRIVATE "c:\\Program Files\\LLVM\\lib\\libomp.lib")
endif()
########################################
# EXECUTABLE tesseractmain
########################################
set(tesseractmain_src src/api/tesseractmain.cpp)
if (MSVC)
set(tesseractmain_rsc ${CMAKE_CURRENT_BINARY_DIR}/vs2010/tesseract/tesseract.rc)
endif()
add_executable (tesseract ${tesseractmain_src} ${tesseractmain_rsc})
target_link_libraries (tesseract libtesseract)
########################################
if (BUILD_TESTS AND EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/googletest/CMakeLists.txt)
add_subdirectory(googletest)
endif()
if (BUILD_TRAINING_TOOLS)
add_subdirectory(src/training)
endif()
get_target_property(tesseract_NAME libtesseract NAME)
get_target_property(tesseract_VERSION libtesseract VERSION)
get_target_property(tesseract_OUTPUT_NAME libtesseract OUTPUT_NAME)
configure_file(tesseract.pc.cmake ${CMAKE_CURRENT_BINARY_DIR}/tesseract.pc @ONLY)
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/tesseract.pc DESTINATION lib/pkgconfig)
install(TARGETS tesseract RUNTIME DESTINATION bin LIBRARY DESTINATION lib ARCHIVE DESTINATION lib)
install(TARGETS libtesseract EXPORT TesseractTargets RUNTIME DESTINATION bin LIBRARY DESTINATION lib ARCHIVE DESTINATION lib)
install(EXPORT TesseractTargets DESTINATION cmake)
install(FILES
${CMAKE_CURRENT_BINARY_DIR}/TesseractConfig.cmake
${CMAKE_CURRENT_BINARY_DIR}/TesseractConfig-version.cmake
DESTINATION cmake)
install(FILES
# from api/makefile.am
src/api/apitypes.h
src/api/baseapi.h
src/api/capi.h
src/api/renderer.h
${CMAKE_CURRENT_BINARY_DIR}/api/tess_version.h
#from arch/makefile.am
src/arch/dotproductavx.h
src/arch/dotproductsse.h
src/arch/intsimdmatrix.h
src/arch/simddetect.h
#from ccmain/makefile.am
src/ccmain/thresholder.h
src/ccmain/ltrresultiterator.h
src/ccmain/pageiterator.h
src/ccmain/resultiterator.h
src/ccmain/osdetect.h
#from ccstruct/makefile.am
src/ccstruct/publictypes.h
#from ccutil/makefile.am
src/ccutil/basedir.h
src/ccutil/errcode.h
src/ccutil/fileerr.h
src/ccutil/genericvector.h
src/ccutil/helpers.h
src/ccutil/host.h
src/ccutil/params.h
src/ccutil/ocrclass.h
src/ccutil/platform.h
src/ccutil/serialis.h
src/ccutil/strngs.h
src/ccutil/tesscallback.h
src/ccutil/unichar.h
src/ccutil/unicharcompress.h
src/ccutil/unicharmap.h
src/ccutil/unicharset.h
#from lstm/makefile.am
src/lstm/convolve.h
src/lstm/ctc.h
src/lstm/fullyconnected.h
src/lstm/functions.h
src/lstm/input.h
src/lstm/lstm.h
src/lstm/lstmrecognizer.h
src/lstm/lstmtrainer.h
src/lstm/maxpool.h
src/lstm/networkbuilder.h
src/lstm/network.h
src/lstm/networkio.h
src/lstm/networkscratch.h
src/lstm/parallel.h
src/lstm/plumbing.h
src/lstm/recodebeam.h
src/lstm/reconfig.h
src/lstm/reversed.h
src/lstm/series.h
src/lstm/static_shape.h
src/lstm/stridemap.h
src/lstm/tfnetwork.h
src/lstm/weightmatrix.h
#${CMAKE_CURRENT_BINARY_DIR}/src/endianness.h
DESTINATION include/tesseract)
###############################################################################