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# ----------------------------------------------------------------------------
# CMake file for libpng. See root CMakeLists.txt
#
# ----------------------------------------------------------------------------
if(NEON)
project(${PNG_LIBRARY} ASM)
else()
project(${PNG_LIBRARY})
endif()
ocv_include_directories("${CMAKE_CURRENT_SOURCE_DIR}" ${ZLIB_INCLUDE_DIRS})
file(GLOB lib_srcs *.c)
file(GLOB lib_hdrs *.h)
if(NEON)
list(APPEND lib_srcs arm/filter_neon.S)
add_definitions(-DPNG_ARM_NEON)
endif()
# ----------------------------------------------------------------------------------
# Define the library target:
# ----------------------------------------------------------------------------------
add_definitions(-DPNG_CONFIGURE_LIBPNG)
if(MSVC)
add_definitions(-D_CRT_SECURE_NO_DEPRECATE)
endif(MSVC)
if (HAVE_WINRT)
add_definitions(-DHAVE_WINRT)
endif()
add_library(${PNG_LIBRARY} STATIC ${lib_srcs} ${lib_hdrs})
target_link_libraries(${PNG_LIBRARY} ${ZLIB_LIBRARIES})
if(UNIX)
if(CMAKE_COMPILER_IS_GNUCXX OR CV_ICC)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC")
endif()
endif()
ocv_warnings_disable(CMAKE_C_FLAGS -Wcast-align)
set_target_properties(${PNG_LIBRARY}
PROPERTIES OUTPUT_NAME ${PNG_LIBRARY}
DEBUG_POSTFIX "${OPENCV_DEBUG_POSTFIX}"
ARCHIVE_OUTPUT_DIRECTORY ${3P_LIBRARY_OUTPUT_PATH}
)
if(ENABLE_SOLUTION_FOLDERS)
set_target_properties(${PNG_LIBRARY} PROPERTIES FOLDER "3rdparty")
endif()
if(NOT BUILD_SHARED_LIBS)
ocv_install_target(${PNG_LIBRARY} EXPORT OpenCVModules ARCHIVE DESTINATION ${OPENCV_3P_LIB_INSTALL_PATH} COMPONENT dev)
endif()