add CMake support
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cDc
190
CMakeLists.txt
Normal file
190
CMakeLists.txt
Normal file
@@ -0,0 +1,190 @@
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cmake_minimum_required(VERSION 2.6)
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cmake_policy(VERSION 2.6)
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if(POLICY CMP0063)
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cmake_policy(SET CMP0063 OLD)
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endif()
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project(TinyEXIF)
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include(GNUInstallDirs)
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find_package(tinyxml2 REQUIRED)
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#CMAKE_BUILD_TOOL
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################################
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# set lib version here
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set(GENERIC_LIB_VERSION "1.0.0")
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set(GENERIC_LIB_SOVERSION "1")
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################################
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# Add definitions
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set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -DDEBUG")
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################################
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# Add targets
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# By Default shared libray is being built
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# To build static libs also - Do cmake . -DBUILD_STATIC_LIBS:BOOL=ON
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# User can choose not to build shared library by using cmake -DBUILD_SHARED_LIBS:BOOL=OFF
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# To build only static libs use cmake . -DBUILD_SHARED_LIBS:BOOL=OFF -DBUILD_STATIC_LIBS:BOOL=ON
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# To build the demo binary, use cmake . -DBUILD_DEMO:BOOL=ON
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option(BUILD_SHARED_LIBS "build as shared library" ON)
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option(BUILD_STATIC_LIBS "build as static library" OFF)
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option(LINK_CRT_STATIC_LIBS "link CRT static library" OFF)
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option(BUILD_DEMO "build demo binary" ON)
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# set MSVC runtime linkage to static or dynamic
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# as in: https://stackoverflow.com/questions/10113017/setting-the-msvc-runtime-in-cmake
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macro(configure_runtime CRT_RUNTIME)
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if(MSVC)
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# Default to statically-linked runtime.
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if("${CRT_RUNTIME}" STREQUAL "")
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set(CRT_RUNTIME "static")
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endif()
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# Set compiler options.
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set(variables
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CMAKE_C_FLAGS_DEBUG
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CMAKE_C_FLAGS_MINSIZEREL
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CMAKE_C_FLAGS_RELEASE
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CMAKE_C_FLAGS_RELWITHDEBINFO
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CMAKE_CXX_FLAGS_DEBUG
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CMAKE_CXX_FLAGS_MINSIZEREL
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CMAKE_CXX_FLAGS_RELEASE
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CMAKE_CXX_FLAGS_RELWITHDEBINFO
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)
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if(${CRT_RUNTIME} STREQUAL "static")
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message(STATUS "MSVC -> forcing use of statically-linked runtime.")
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foreach(variable ${variables})
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if(${variable} MATCHES "/MD")
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string(REGEX REPLACE "/MD" "/MT" ${variable} "${${variable}}")
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endif()
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endforeach()
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else()
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message(STATUS "MSVC -> forcing use of dynamically-linked runtime.")
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foreach(variable ${variables})
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if(${variable} MATCHES "/MT")
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string(REGEX REPLACE "/MT" "/MD" ${variable} "${${variable}}")
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endif()
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endforeach()
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endif()
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endif()
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endmacro()
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if(LINK_CRT_STATIC_LIBS)
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# set MSVC runtime linkage to static
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configure_runtime("static")
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endif()
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# to distinguish between debug and release lib
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set(CMAKE_DEBUG_POSTFIX "d")
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if(BUILD_SHARED_LIBS)
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add_library(TinyEXIF SHARED TinyEXIF.cpp TinyEXIF.h)
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if(MSVC_VERSION GREATER 1300)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4251") # needs to have dll-interface
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endif()
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target_link_libraries(TinyEXIF tinyxml2)
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set_target_properties(TinyEXIF PROPERTIES
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COMPILE_DEFINITIONS "TINYEXIF_EXPORT"
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VERSION "${GENERIC_LIB_VERSION}"
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SOVERSION "${GENERIC_LIB_SOVERSION}")
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if(DEFINED CMAKE_VERSION AND NOT "${CMAKE_VERSION}" VERSION_LESS "2.8.11")
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target_include_directories(TinyEXIF PUBLIC
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$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}>
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$<INSTALL_INTERFACE:${CMAKE_INSTALL_PREFIX}/include>)
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if(MSVC)
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target_compile_definitions(TinyEXIF PUBLIC _CRT_SECURE_NO_WARNINGS)
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endif()
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else()
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include_directories(${PROJECT_SOURCE_DIR})
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if(MSVC)
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add_definitions(-D_CRT_SECURE_NO_WARNINGS)
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endif()
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endif()
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# export targets for find_package config mode
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export(TARGETS TinyEXIF
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FILE ${CMAKE_BINARY_DIR}/${CMAKE_PROJECT_NAME}Targets.cmake)
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install(TARGETS TinyEXIF
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EXPORT ${CMAKE_PROJECT_NAME}Targets
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RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
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LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
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ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
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endif()
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if(BUILD_STATIC_LIBS)
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add_library(TinyEXIFstatic STATIC TinyEXIF.cpp TinyEXIF.h)
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target_link_libraries(TinyEXIFstatic tinyxml2)
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set_target_properties(TinyEXIFstatic PROPERTIES
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OUTPUT_NAME TinyEXIF
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VERSION "${GENERIC_LIB_VERSION}"
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SOVERSION "${GENERIC_LIB_SOVERSION}")
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if(DEFINED CMAKE_VERSION AND NOT "${CMAKE_VERSION}" VERSION_LESS "2.8.11")
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target_include_directories(TinyEXIFstatic PUBLIC
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$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}>
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$<INSTALL_INTERFACE:${CMAKE_INSTALL_PREFIX}/include>)
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if(MSVC)
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target_compile_definitions(TinyEXIFstatic PUBLIC _CRT_SECURE_NO_WARNINGS)
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endif()
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else()
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include_directories(${PROJECT_SOURCE_DIR})
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if(MSVC)
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add_definitions(-D_CRT_SECURE_NO_WARNINGS)
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endif()
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endif()
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# export targets for find_package config mode
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export(TARGETS TinyEXIFstatic
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FILE ${CMAKE_BINARY_DIR}/${CMAKE_PROJECT_NAME}Targets.cmake)
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install(TARGETS TinyEXIFstatic
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EXPORT ${CMAKE_PROJECT_NAME}Targets
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RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
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LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
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ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
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endif()
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if(BUILD_DEMO)
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add_executable(TinyEXIFdemo main.cpp)
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if(BUILD_SHARED_LIBS)
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add_dependencies(TinyEXIFdemo TinyEXIF)
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target_link_libraries(TinyEXIFdemo TinyEXIF)
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target_compile_definitions(TinyEXIFdemo PRIVATE TINYEXIF_IMPORT)
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else(BUILD_STATIC_LIBS)
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add_dependencies(TinyEXIFdemo TinyEXIFstatic)
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target_link_libraries(TinyEXIFdemo TinyEXIFstatic tinyxml2)
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endif()
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endif()
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install(FILES TinyEXIF.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
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foreach(p LIB INCLUDE)
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set(var CMAKE_INSTALL_${p}DIR)
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if(NOT IS_ABSOLUTE "${${var}}")
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set(${var} "${CMAKE_INSTALL_PREFIX}/${${var}}")
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endif()
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endforeach()
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file(WRITE
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${CMAKE_BINARY_DIR}/${CMAKE_PROJECT_NAME}Config.cmake
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"include(\${CMAKE_CURRENT_LIST_DIR}/${CMAKE_PROJECT_NAME}Targets.cmake)\n")
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install(FILES
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${CMAKE_BINARY_DIR}/${CMAKE_PROJECT_NAME}Config.cmake
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DESTINATION lib/cmake/${CMAKE_PROJECT_NAME})
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install(EXPORT ${CMAKE_PROJECT_NAME}Targets
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DESTINATION lib/cmake/${CMAKE_PROJECT_NAME})
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@@ -2,7 +2,7 @@
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TinyEXIF.cpp -- A simple ISO C++ library to parse basic EXIF and XMP
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information from a JPEG file.
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Copyright (c) 2015-2016 Seacave
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Copyright (c) 2015-2017 Seacave
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cdc.seacave@gmail.com
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All rights reserved.
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@@ -32,7 +32,7 @@
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*/
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#include "TinyEXIF.h"
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#include "tinyxml2.h"
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#include <tinyxml2.h>
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#include <cstdint>
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#include <cstdio>
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#include <cmath>
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@@ -782,7 +782,7 @@ int EXIFInfo::parseFromEXIFSegment(const uint8_t* buf, unsigned len) {
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// typical user might want.
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if (exif_sub_ifd_offset + 4 <= len) {
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offs = exif_sub_ifd_offset;
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int num_entries = EntryParser::parse16(buf + offs, alignIntel);
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num_entries = EntryParser::parse16(buf + offs, alignIntel);
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if (offs + 6 + 12 * num_entries > len)
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return PARSE_CORRUPT_DATA;
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parser.Init(offs+2);
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@@ -796,7 +796,7 @@ int EXIFInfo::parseFromEXIFSegment(const uint8_t* buf, unsigned len) {
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// there. Note that it's possible that the GPS SubIFD doesn't exist.
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if (gps_sub_ifd_offset + 4 <= len) {
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offs = gps_sub_ifd_offset;
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int num_entries = EntryParser::parse16(buf + offs, alignIntel);
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num_entries = EntryParser::parse16(buf + offs, alignIntel);
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if (offs + 6 + 12 * num_entries > len)
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return PARSE_CORRUPT_DATA;
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parser.Init(offs+2);
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10
TinyEXIF.h
10
TinyEXIF.h
@@ -2,7 +2,7 @@
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TinyEXIF.h -- A simple ISO C++ library to parse basic EXIF and XMP
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information from a JPEG file.
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Copyright (c) 2015-2016 Seacave
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Copyright (c) 2015-2017 Seacave
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cdc.seacave@gmail.com
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All rights reserved.
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@@ -37,6 +37,10 @@
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#include <string>
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#include <vector>
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#define TINYEXIF_MAJOR_VERSION 1
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#define TINYEXIF_MINOR_VERSION 0
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#define TINYEXIF_PATCH_VERSION 0
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#ifdef _MSC_VER
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# ifdef TINYEXIF_EXPORT
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# define TINYEXIF_LIB __declspec(dllexport)
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@@ -215,7 +219,7 @@ public:
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// 2: location of the main subject as coordinates (first value is the X coordinate and second is the Y coordinate)
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// 3: area of the main subject as a circle (first value is the center X coordinate, second is the center Y coordinate, and third is the diameter)
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// 4: area of the main subject as a rectangle (first value is the center X coordinate, second is the center Y coordinate, third is the width of the area, and fourth is the height of the area)
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struct LensInfo_t { // Lens information
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struct TINYEXIF_LIB LensInfo_t { // Lens information
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double FStopMin; // Min aperture (f-stop)
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double FStopMax; // Max aperture (f-stop)
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double FocalLengthMin; // Min focal length (mm)
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@@ -232,7 +236,7 @@ public:
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std::string Make; // Lens manufacturer
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std::string Model; // Lens model
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} LensInfo;
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struct Geolocation_t { // GPS information embedded in file
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struct TINYEXIF_LIB Geolocation_t { // GPS information embedded in file
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double Latitude; // Image latitude expressed as decimal
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double Longitude; // Image longitude expressed as decimal
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double Altitude; // Altitude in meters, relative to sea level
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