1 # ----------------------------------------------------------------------------
2 # Detect 3rd-party image IO libraries
3 # ----------------------------------------------------------------------------
5 # --- zlib (required) ---
7 ocv_clear_vars(ZLIB_FOUND)
9 find_package(ZLIB "${MIN_VER_ZLIB}")
10 if(ZLIB_FOUND AND ANDROID)
11 if(ZLIB_LIBRARIES MATCHES "/usr/(lib|lib32|lib64)/libz.so$")
18 ocv_clear_vars(ZLIB_LIBRARY ZLIB_LIBRARIES ZLIB_INCLUDE_DIRS)
20 set(ZLIB_LIBRARY zlib)
21 add_subdirectory("${OpenCV_SOURCE_DIR}/3rdparty/zlib")
22 set(ZLIB_INCLUDE_DIRS "${${ZLIB_LIBRARY}_SOURCE_DIR}" "${${ZLIB_LIBRARY}_BINARY_DIR}")
23 set(ZLIB_LIBRARIES ${ZLIB_LIBRARY})
25 ocv_parse_header2(ZLIB "${${ZLIB_LIBRARY}_SOURCE_DIR}/zlib.h" ZLIB_VERSION)
28 # --- libjpeg (optional) ---
31 ocv_clear_vars(JPEG_FOUND)
37 ocv_clear_vars(JPEG_LIBRARY JPEG_LIBRARIES JPEG_INCLUDE_DIR)
39 set(JPEG_LIBRARY libjpeg)
40 set(JPEG_LIBRARIES ${JPEG_LIBRARY})
41 add_subdirectory("${OpenCV_SOURCE_DIR}/3rdparty/libjpeg")
42 set(JPEG_INCLUDE_DIR "${${JPEG_LIBRARY}_SOURCE_DIR}")
45 ocv_parse_header("${JPEG_INCLUDE_DIR}/jpeglib.h" JPEG_VERSION_LINES JPEG_LIB_VERSION)
49 # --- libtiff (optional, should be searched after zlib and libjpeg) ---
52 ocv_clear_vars(TIFF_FOUND)
56 ocv_parse_header("${TIFF_INCLUDE_DIR}/tiff.h" TIFF_VERSION_LINES TIFF_VERSION_CLASSIC TIFF_VERSION_BIG TIFF_VERSION TIFF_BIGTIFF_VERSION)
61 ocv_clear_vars(TIFF_LIBRARY TIFF_LIBRARIES TIFF_INCLUDE_DIR)
63 set(TIFF_LIBRARY libtiff)
64 set(TIFF_LIBRARIES ${TIFF_LIBRARY})
65 add_subdirectory("${OpenCV_SOURCE_DIR}/3rdparty/libtiff")
66 set(TIFF_INCLUDE_DIR "${${TIFF_LIBRARY}_SOURCE_DIR}" "${${TIFF_LIBRARY}_BINARY_DIR}")
67 ocv_parse_header("${${TIFF_LIBRARY}_SOURCE_DIR}/tiff.h" TIFF_VERSION_LINES TIFF_VERSION_CLASSIC TIFF_VERSION_BIG TIFF_VERSION TIFF_BIGTIFF_VERSION)
70 if(TIFF_VERSION_CLASSIC AND NOT TIFF_VERSION)
71 set(TIFF_VERSION ${TIFF_VERSION_CLASSIC})
74 if(TIFF_BIGTIFF_VERSION AND NOT TIFF_VERSION_BIG)
75 set(TIFF_VERSION_BIG ${TIFF_BIGTIFF_VERSION})
78 if(NOT TIFF_VERSION_STRING AND TIFF_INCLUDE_DIR)
79 list(GET TIFF_INCLUDE_DIR 0 _TIFF_INCLUDE_DIR)
80 if(EXISTS "${_TIFF_INCLUDE_DIR}/tiffvers.h")
81 file(STRINGS "${_TIFF_INCLUDE_DIR}/tiffvers.h" tiff_version_str REGEX "^#define[\t ]+TIFFLIB_VERSION_STR[\t ]+\"LIBTIFF, Version .*")
82 string(REGEX REPLACE "^#define[\t ]+TIFFLIB_VERSION_STR[\t ]+\"LIBTIFF, Version +([^ \\n]*).*" "\\1" TIFF_VERSION_STRING "${tiff_version_str}")
83 unset(tiff_version_str)
85 unset(_TIFF_INCLUDE_DIR)
91 # --- libwebp (optional) ---
95 ocv_clear_vars(WEBP_FOUND WEBP_LIBRARY WEBP_LIBRARIES WEBP_INCLUDE_DIR)
97 include(cmake/OpenCVFindWebP.cmake)
104 # --- Add libwebp to 3rdparty/libwebp and compile it if not available ---
105 if(WITH_WEBP AND NOT WEBP_FOUND
106 AND (NOT ANDROID OR HAVE_CPUFEATURES)
109 set(WEBP_LIBRARY libwebp)
110 set(WEBP_LIBRARIES ${WEBP_LIBRARY})
112 add_subdirectory("${OpenCV_SOURCE_DIR}/3rdparty/libwebp")
113 set(WEBP_INCLUDE_DIR "${${WEBP_LIBRARY}_SOURCE_DIR}/src")
117 if(NOT WEBP_VERSION AND WEBP_INCLUDE_DIR)
118 ocv_clear_vars(ENC_MAJ_VERSION ENC_MIN_VERSION ENC_REV_VERSION)
119 if(EXISTS "${WEBP_INCLUDE_DIR}/enc/vp8enci.h")
120 ocv_parse_header("${WEBP_INCLUDE_DIR}/enc/vp8enci.h" WEBP_VERSION_LINES ENC_MAJ_VERSION ENC_MIN_VERSION ENC_REV_VERSION)
121 set(WEBP_VERSION "${ENC_MAJ_VERSION}.${ENC_MIN_VERSION}.${ENC_REV_VERSION}")
122 elseif(EXISTS "${WEBP_INCLUDE_DIR}/webp/encode.h")
123 file(STRINGS "${WEBP_INCLUDE_DIR}/webp/encode.h" WEBP_ENCODER_ABI_VERSION REGEX "#define[ \t]+WEBP_ENCODER_ABI_VERSION[ \t]+([x0-9a-f]+)" )
124 if(WEBP_ENCODER_ABI_VERSION MATCHES "#define[ \t]+WEBP_ENCODER_ABI_VERSION[ \t]+([x0-9a-f]+)")
125 set(WEBP_ENCODER_ABI_VERSION "${CMAKE_MATCH_1}")
126 set(WEBP_VERSION "encoder: ${WEBP_ENCODER_ABI_VERSION}")
128 unset(WEBP_ENCODER_ABI_VERSION)
133 # --- libjasper (optional, should be searched after libjpeg) ---
136 ocv_clear_vars(JASPER_FOUND)
142 ocv_clear_vars(JASPER_LIBRARY JASPER_LIBRARIES JASPER_INCLUDE_DIR)
144 set(JASPER_LIBRARY libjasper)
145 set(JASPER_LIBRARIES ${JASPER_LIBRARY})
146 add_subdirectory("${OpenCV_SOURCE_DIR}/3rdparty/libjasper")
147 set(JASPER_INCLUDE_DIR "${${JASPER_LIBRARY}_SOURCE_DIR}")
152 if(NOT JASPER_VERSION_STRING)
153 ocv_parse_header2(JASPER "${JASPER_INCLUDE_DIR}/jasper/jas_config.h" JAS_VERSION "")
157 # --- libpng (optional, should be searched after zlib) ---
160 ocv_clear_vars(PNG_FOUND)
164 include(CheckIncludeFile)
165 check_include_file("${PNG_PNG_INCLUDE_DIR}/libpng/png.h" HAVE_LIBPNG_PNG_H)
166 if(HAVE_LIBPNG_PNG_H)
167 ocv_parse_header("${PNG_PNG_INCLUDE_DIR}/libpng/png.h" PNG_VERSION_LINES PNG_LIBPNG_VER_MAJOR PNG_LIBPNG_VER_MINOR PNG_LIBPNG_VER_RELEASE)
169 ocv_parse_header("${PNG_PNG_INCLUDE_DIR}/png.h" PNG_VERSION_LINES PNG_LIBPNG_VER_MAJOR PNG_LIBPNG_VER_MINOR PNG_LIBPNG_VER_RELEASE)
175 ocv_clear_vars(PNG_LIBRARY PNG_LIBRARIES PNG_INCLUDE_DIR PNG_PNG_INCLUDE_DIR HAVE_LIBPNG_PNG_H PNG_DEFINITIONS)
177 set(PNG_LIBRARY libpng)
178 set(PNG_LIBRARIES ${PNG_LIBRARY})
179 add_subdirectory("${OpenCV_SOURCE_DIR}/3rdparty/libpng")
180 set(PNG_INCLUDE_DIR "${${PNG_LIBRARY}_SOURCE_DIR}")
181 set(PNG_DEFINITIONS "")
182 ocv_parse_header("${PNG_INCLUDE_DIR}/png.h" PNG_VERSION_LINES PNG_LIBPNG_VER_MAJOR PNG_LIBPNG_VER_MINOR PNG_LIBPNG_VER_RELEASE)
186 set(PNG_VERSION "${PNG_LIBPNG_VER_MAJOR}.${PNG_LIBPNG_VER_MINOR}.${PNG_LIBPNG_VER_RELEASE}")
189 # --- OpenEXR (optional) ---
192 ocv_clear_vars(OPENEXR_FOUND)
194 include("${OpenCV_SOURCE_DIR}/cmake/OpenCVFindOpenEXR.cmake")
197 if(NOT OPENEXR_FOUND)
198 ocv_clear_vars(OPENEXR_INCLUDE_PATHS OPENEXR_LIBRARIES OPENEXR_ILMIMF_LIBRARY OPENEXR_VERSION)
200 set(OPENEXR_LIBRARIES IlmImf)
201 set(OPENEXR_ILMIMF_LIBRARY IlmImf)
202 add_subdirectory("${OpenCV_SOURCE_DIR}/3rdparty/openexr")
205 set(HAVE_OPENEXR YES)
208 # --- GDAL (optional) ---
210 find_package(GDAL QUIET)
214 ocv_clear_vars(GDAL_VERSION GDAL_LIBRARIES)
217 ocv_include_directories(${GDAL_INCLUDE_DIR})
222 find_package(GDCM QUIET)
225 ocv_clear_vars(GDCM_VERSION GDCM_LIBRARIES)
228 # include(${GDCM_USE_FILE})
229 set(GDCM_LIBRARIES gdcmMSFF) # GDCM does not set this variable for some reason