1# Copyright (c) 2020 Google LLC. 2# 3# Use of this source code is governed by a BSD-style license 4# that can be found in the LICENSE file in the root of the source 5# tree. An additional intellectual property rights grant can be found 6# in the file PATENTS. All contributing project authors may 7# be found in the AUTHORS file in the root of the source tree. 8 9if(APPLE) 10 cmake_minimum_required(VERSION 3.17) 11else() 12 cmake_minimum_required(VERSION 3.7) 13endif() 14 15if(POLICY CMP0072) 16 cmake_policy(SET CMP0072 NEW) 17endif() 18 19project(WebP C) 20 21# Options for coder / decoder executables. 22if(BUILD_SHARED_LIBS) 23 set(WEBP_LINK_STATIC_DEFAULT OFF) 24else() 25 set(WEBP_LINK_STATIC_DEFAULT ON) 26endif() 27option(WEBP_LINK_STATIC 28 "Link using static libraries. If OFF, use dynamic libraries." 29 ${WEBP_LINK_STATIC_DEFAULT}) 30if(NOT EMSCRIPTEN) 31 # Disable SIMD on Emscripten by default, as it's a new unstable Wasm feature. 32 # Users can still explicitly opt-in to make a SIMD-enabled build. 33 set(WEBP_ENABLE_SIMD_DEFAULT ON) 34endif() 35option(WEBP_ENABLE_SIMD "Enable any SIMD optimization." 36 ${WEBP_ENABLE_SIMD_DEFAULT}) 37option(WEBP_BUILD_ANIM_UTILS "Build animation utilities." ON) 38option(WEBP_BUILD_CWEBP "Build the cwebp command line tool." ON) 39option(WEBP_BUILD_DWEBP "Build the dwebp command line tool." ON) 40option(WEBP_BUILD_GIF2WEBP "Build the gif2webp conversion tool." ON) 41option(WEBP_BUILD_IMG2WEBP "Build the img2webp animation tool." ON) 42option(WEBP_BUILD_VWEBP "Build the vwebp viewer tool." ON) 43option(WEBP_BUILD_WEBPINFO "Build the webpinfo command line tool." ON) 44option(WEBP_BUILD_LIBWEBPMUX "Build the libwebpmux library." ON) 45option(WEBP_BUILD_WEBPMUX "Build the webpmux command line tool." ON) 46option(WEBP_BUILD_EXTRAS "Build extras." ON) 47option(WEBP_BUILD_WEBP_JS "Emscripten build of webp.js." OFF) 48option(WEBP_BUILD_FUZZTEST "Build the fuzztest tests." OFF) 49option(WEBP_USE_THREAD "Enable threading support" ON) 50option(WEBP_NEAR_LOSSLESS "Enable near-lossless encoding" ON) 51option(WEBP_ENABLE_SWAP_16BIT_CSP "Enable byte swap for 16 bit colorspaces." 52 OFF) 53set(WEBP_BITTRACE "0" CACHE STRING "Bit trace mode (0=none, 1=bit, 2=bytes)") 54set_property(CACHE WEBP_BITTRACE PROPERTY STRINGS 0 1 2) 55option(WEBP_ENABLE_WUNUSED_RESULT "Add [[nodiscard]] to some functions. \ 56 CMake must be at least 3.21 to force C23" OFF) 57 58if(WEBP_LINK_STATIC) 59 if(WIN32) 60 set(CMAKE_FIND_LIBRARY_SUFFIXES .lib .a ${CMAKE_FIND_LIBRARY_SUFFIXES}) 61 else() 62 set(CMAKE_FIND_LIBRARY_SUFFIXES .a ${CMAKE_FIND_LIBRARY_SUFFIXES}) 63 endif() 64 set(CMAKE_POSITION_INDEPENDENT_CODE ON) 65 # vwebp does not compile on Ubuntu with static libraries so disabling it for 66 # now. 67 set(WEBP_BUILD_VWEBP OFF) 68endif() 69 70# Option needed for handling Unicode file names on Windows. 71if(WIN32) 72 option(WEBP_UNICODE "Build Unicode executables." ON) 73endif() 74 75if(WEBP_BUILD_WEBP_JS) 76 set(WEBP_BUILD_ANIM_UTILS OFF) 77 set(WEBP_BUILD_CWEBP OFF) 78 set(WEBP_BUILD_DWEBP OFF) 79 set(WEBP_BUILD_GIF2WEBP OFF) 80 set(WEBP_BUILD_IMG2WEBP OFF) 81 set(WEBP_BUILD_VWEBP OFF) 82 set(WEBP_BUILD_WEBPINFO OFF) 83 set(WEBP_BUILD_WEBPMUX OFF) 84 set(WEBP_BUILD_EXTRAS OFF) 85 set(WEBP_USE_THREAD OFF) 86 87 if(WEBP_ENABLE_SIMD) 88 message(NOTICE 89 "wasm2js does not support SIMD, disabling webp.js generation.") 90 endif() 91endif() 92 93set(SHARPYUV_DEP_LIBRARIES) 94set(SHARPYUV_DEP_INCLUDE_DIRS) 95set(WEBP_DEP_LIBRARIES) 96set(WEBP_DEP_INCLUDE_DIRS) 97 98if(NOT CMAKE_BUILD_TYPE) 99 set(CMAKE_BUILD_TYPE "Release" 100 CACHE STRING "Build type: Release, Debug, MinSizeRel or RelWithDebInfo" 101 FORCE) 102endif() 103 104# Include dependencies. 105if(WEBP_BUILD_ANIM_UTILS 106 OR WEBP_BUILD_CWEBP 107 OR WEBP_BUILD_DWEBP 108 OR WEBP_BUILD_EXTRAS 109 OR WEBP_BUILD_GIF2WEBP 110 OR WEBP_BUILD_IMG2WEBP) 111 set(WEBP_FIND_IMG_LIBS TRUE) 112else() 113 set(WEBP_FIND_IMG_LIBS FALSE) 114endif() 115include(cmake/deps.cmake) 116include(GNUInstallDirs) 117 118if(BUILD_SHARED_LIBS AND NOT DEFINED CMAKE_INSTALL_RPATH) 119 # Set the rpath to match autoconf/libtool behavior. Note this must be set 120 # before target creation. 121 set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}") 122endif() 123 124# ############################################################################## 125# Options. 126if(WEBP_ENABLE_SWAP_16BIT_CSP) 127 add_definitions(-DWEBP_SWAP_16BIT_CSP=1) 128endif() 129 130if(NOT WEBP_BITTRACE STREQUAL "0") 131 add_definitions(-DBITTRACE=${WEBP_BITTRACE}) 132endif() 133 134if(WEBP_UNICODE) 135 # Windows recommends setting both UNICODE and _UNICODE. 136 add_definitions(-DUNICODE -D_UNICODE) 137endif() 138 139if(WIN32 AND BUILD_SHARED_LIBS) 140 add_definitions(-DWEBP_DLL) 141endif() 142 143# pkg-config variables used by *.pc.in. 144set(prefix ${CMAKE_INSTALL_PREFIX}) 145set(exec_prefix "\${prefix}") 146if(IS_ABSOLUTE "${CMAKE_INSTALL_LIBDIR}") 147 set(libdir "${CMAKE_INSTALL_LIBDIR}") 148else() 149 set(libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}") 150endif() 151if(IS_ABSOLUTE "${CMAKE_INSTALL_INCLUDEDIR}") 152 set(includedir "${CMAKE_INSTALL_INCLUDEDIR}") 153else() 154 set(includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}") 155endif() 156set(PTHREAD_LIBS ${CMAKE_THREAD_LIBS_INIT}) 157set(INSTALLED_LIBRARIES) 158 159if(MSVC) 160 # match the naming convention used by nmake 161 set(webp_libname_prefix "lib") 162 set(CMAKE_SHARED_LIBRARY_PREFIX "${webp_libname_prefix}") 163 set(CMAKE_IMPORT_LIBRARY_PREFIX "${webp_libname_prefix}") 164 set(CMAKE_STATIC_LIBRARY_PREFIX "${webp_libname_prefix}") 165endif() 166 167if(NOT WIN32) 168 set(CMAKE_C_VISIBILITY_PRESET hidden) 169endif() 170 171if(WEBP_ENABLE_WUNUSED_RESULT) 172 if(CMAKE_VERSION VERSION_GREATER_EQUAL 3.21.0) 173 set(CMAKE_C_STANDARD 23) 174 else() 175 unset(CMAKE_C_STANDARD) 176 add_compile_options($<$<COMPILE_LANGUAGE:C>:-std=gnu2x>) 177 endif() 178 add_compile_options(-Wunused-result) 179 add_definitions(-DWEBP_ENABLE_NODISCARD=1) 180endif() 181 182# ############################################################################## 183# Android only. 184if(ANDROID) 185 include_directories(${ANDROID_NDK}/sources/android/cpufeatures) 186 add_library(cpufeatures-webp STATIC 187 ${ANDROID_NDK}/sources/android/cpufeatures/cpu-features.c) 188 list(APPEND INSTALLED_LIBRARIES cpufeatures-webp) 189 target_link_libraries(cpufeatures-webp dl) 190 set(SHARPYUV_DEP_LIBRARIES ${SHARPYUV_DEP_LIBRARIES} cpufeatures-webp) 191 set(WEBP_DEP_LIBRARIES ${WEBP_DEP_LIBRARIES} cpufeatures-webp) 192 set(cpufeatures_include_dir ${ANDROID_NDK}/sources/android/cpufeatures) 193 set(SHARPYUV_DEP_INCLUDE_DIRS ${SHARPYUV_DEP_INCLUDE_DIRS} 194 ${cpufeatures_include_dir}) 195 set(WEBP_DEP_INCLUDE_DIRS ${WEBP_DEP_INCLUDE_DIRS} ${cpufeatures_include_dir}) 196 add_definitions(-DHAVE_CPU_FEATURES_H=1) 197 set(HAVE_CPU_FEATURES_H 1) 198else() 199 set(HAVE_CPU_FEATURES_H 0) 200endif() 201 202function(configure_pkg_config FILE) 203 configure_file("${CMAKE_CURRENT_SOURCE_DIR}/${FILE}.in" 204 "${CMAKE_CURRENT_BINARY_DIR}/${FILE}" @ONLY) 205 206 if(HAVE_MATH_LIBRARY) 207 # MSVC doesn't have libm 208 file(READ ${CMAKE_CURRENT_BINARY_DIR}/${FILE} data) 209 string(REPLACE "-lm" "" data ${data}) 210 file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/${FILE} ${data}) 211 endif() 212 213 install(FILES "${CMAKE_CURRENT_BINARY_DIR}/${FILE}" 214 DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig) 215endfunction() 216 217# ############################################################################## 218# WebP source files. Read the Makefile.am to get the source files. 219 220# We expect the Makefiles to define the sources as defined in the first regex. 221# E.g.: libimagedec_la_SOURCES = image_dec.c image_dec.h 222function(parse_Makefile_am FOLDER VAR SRC_REGEX) 223 file(READ ${FOLDER}/Makefile.am MAKEFILE_AM) 224 string(REGEX MATCHALL "${SRC_REGEX}_SOURCES[ ]*\\+?=[ ]+[0-9a-z\\._ ]*" 225 FILES_PER_LINE ${MAKEFILE_AM}) 226 set(SRCS ${${VAR}}) 227 foreach(FILES ${FILES_PER_LINE}) 228 string(FIND ${FILES} "=" OFFSET) 229 math(EXPR OFFSET "${OFFSET} + 2") 230 string(SUBSTRING ${FILES} ${OFFSET} -1 FILES) 231 if(FILES) 232 string(REGEX MATCHALL "[0-9a-z\\._]+" FILES ${FILES}) 233 foreach(FILE ${FILES}) 234 list(APPEND SRCS ${FOLDER}/${FILE}) 235 endforeach() 236 endif() 237 endforeach() 238 set(${VAR} ${SRCS} PARENT_SCOPE) 239endfunction() 240 241set(WEBP_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR}/src) 242parse_makefile_am(${WEBP_SRC_DIR}/dec "WEBP_DEC_SRCS" "") 243parse_makefile_am(${WEBP_SRC_DIR}/demux "WEBP_DEMUX_SRCS" "") 244parse_makefile_am(${WEBP_SRC_DIR}/dsp "WEBP_DSP_COMMON_SRCS" "COMMON") 245parse_makefile_am(${WEBP_SRC_DIR}/dsp "WEBP_DSP_ENC_SRCS" "ENC") 246parse_makefile_am(${WEBP_SRC_DIR}/dsp "WEBP_DSP_ENC_SRCS" "dsp_[^ ]*") 247parse_makefile_am(${WEBP_SRC_DIR}/dsp "WEBP_DSP_DEC_SRCS" "decode_[^ ]*") 248parse_makefile_am(${WEBP_SRC_DIR}/enc "WEBP_ENC_SRCS" "") 249parse_makefile_am(${WEBP_SRC_DIR}/utils "WEBP_UTILS_COMMON_SRCS" "COMMON") 250parse_makefile_am(${WEBP_SRC_DIR}/utils "WEBP_UTILS_ENC_SRCS" "ENC") 251parse_makefile_am(${WEBP_SRC_DIR}/utils "WEBP_UTILS_DEC_SRCS" "decode_[^ ]*") 252 253# Remove the files specific to SIMD we don't use. 254foreach(FILE ${WEBP_SIMD_FILES_NOT_TO_INCLUDE}) 255 list(REMOVE_ITEM WEBP_DSP_ENC_SRCS ${FILE}) 256 list(REMOVE_ITEM WEBP_DSP_DEC_SRCS ${FILE}) 257endforeach() 258 259# Generate the config.h file. 260configure_file(${CMAKE_CURRENT_LIST_DIR}/cmake/config.h.in 261 ${CMAKE_CURRENT_BINARY_DIR}/src/webp/config.h @ONLY) 262add_definitions(-DHAVE_CONFIG_H) 263 264# Set the version numbers. 265macro(set_version FILE TARGET_NAME NAME_IN_MAKEFILE) 266 file(READ ${CMAKE_CURRENT_SOURCE_DIR}/${FILE} SOURCE_FILE) 267 string(REGEX MATCH 268 "${NAME_IN_MAKEFILE}_la_LDFLAGS[^\n]* -version-info [0-9:]+" TMP 269 ${SOURCE_FILE}) 270 string(REGEX MATCH "[0-9:]+" TMP ${TMP}) 271 string(REGEX REPLACE ":" " " LT_VERSION ${TMP}) 272 273 # See the libtool docs for more information: 274 # https://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info 275 # 276 # c=<current>, a=<age>, r=<revision> 277 # 278 # libtool generates a .so file as .so.[c-a].a.r, while -version-info c:r:a is 279 # passed to libtool. 280 # 281 # We set FULL = [c-a].a.r and MAJOR = [c-a]. 282 separate_arguments(LT_VERSION) 283 list(GET LT_VERSION 0 LT_CURRENT) 284 list(GET LT_VERSION 1 LT_REVISION) 285 list(GET LT_VERSION 2 LT_AGE) 286 math(EXPR LT_CURRENT_MINUS_AGE "${LT_CURRENT} - ${LT_AGE}") 287 288 set_target_properties( 289 ${TARGET_NAME} 290 PROPERTIES VERSION ${LT_CURRENT_MINUS_AGE}.${LT_AGE}.${LT_REVISION} 291 SOVERSION ${LT_CURRENT_MINUS_AGE}) 292 if(APPLE) 293 # For compatibility, set MACHO_COMPATIBILITY_VERSION and 294 # MACHO_CURRENT_VERSION to match libtool. These properties were introduced 295 # in 3.17: 296 # https://cmake.org/cmake/help/latest/prop_tgt/MACHO_COMPATIBILITY_VERSION.html 297 math(EXPR LIBWEBP_MACHO_COMPATIBILITY_VERSION "${LT_CURRENT} + 1") 298 set_target_properties( 299 ${TARGET_NAME} 300 PROPERTIES MACHO_COMPATIBILITY_VERSION 301 ${LIBWEBP_MACHO_COMPATIBILITY_VERSION} 302 MACHO_CURRENT_VERSION 303 ${LIBWEBP_MACHO_COMPATIBILITY_VERSION}.${LT_REVISION}) 304 endif() 305endmacro() 306 307# ############################################################################## 308# Build the webpdecoder library. 309 310# Creates a source file with an unused stub function in $CMAKE_BINARY_DIR and 311# adds it to the specified target. Currently used only with Xcode. 312# 313# See also: 314# https://cmake.org/cmake/help/v3.18/command/add_library.html#object-libraries 315# "Some native build systems (such as Xcode) may not like targets that have only 316# object files, so consider adding at least one real source file to any target 317# that references $<TARGET_OBJECTS:objlib>." 318function(libwebp_add_stub_file TARGET) 319 set(stub_source_dir "${CMAKE_BINARY_DIR}") 320 set(stub_source_file "${stub_source_dir}/libwebp_${TARGET}_stub.c") 321 set(stub_source_code 322 "// Generated file. DO NOT EDIT!\n" 323 "// C source file created for target ${TARGET}.\n" 324 "void libwebp_${TARGET}_stub_function(void)\;\n" 325 "void libwebp_${TARGET}_stub_function(void) {}\n") 326 file(WRITE "${stub_source_file}" ${stub_source_code}) 327 328 target_sources(${TARGET} PRIVATE ${stub_source_file}) 329endfunction() 330 331parse_makefile_am(${CMAKE_CURRENT_SOURCE_DIR}/sharpyuv "WEBP_SHARPYUV_SRCS" "") 332add_library(sharpyuv ${WEBP_SHARPYUV_SRCS}) 333target_link_libraries(sharpyuv ${SHARPYUV_DEP_LIBRARIES}) 334set_version(sharpyuv/Makefile.am sharpyuv sharpyuv) 335target_include_directories( 336 sharpyuv PRIVATE ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR} 337 ${CMAKE_CURRENT_SOURCE_DIR}/src) 338set_target_properties( 339 sharpyuv 340 PROPERTIES PUBLIC_HEADER "${CMAKE_CURRENT_SOURCE_DIR}/sharpyuv/sharpyuv.h;\ 341${CMAKE_CURRENT_SOURCE_DIR}/sharpyuv/sharpyuv_csp.h") 342configure_pkg_config("sharpyuv/libsharpyuv.pc") 343install( 344 TARGETS sharpyuv 345 EXPORT ${PROJECT_NAME}Targets 346 PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/webp/sharpyuv 347 INCLUDES 348 DESTINATION ${CMAKE_INSTALL_INCLUDEDIR} 349 ${CMAKE_INSTALL_INCLUDEDIR}/webp 350 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR} 351 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} 352 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}) 353 354if(MSVC) 355 # avoid security warnings for e.g., fopen() used in the examples. 356 add_definitions(-D_CRT_SECURE_NO_WARNINGS) 357else() 358 add_compile_options(-Wall) 359endif() 360include_directories(${WEBP_DEP_INCLUDE_DIRS}) 361add_library(webpdecode OBJECT ${WEBP_DEC_SRCS}) 362target_include_directories(webpdecode PRIVATE ${CMAKE_CURRENT_BINARY_DIR} 363 ${CMAKE_CURRENT_SOURCE_DIR}) 364add_library(webpdspdecode OBJECT ${WEBP_DSP_COMMON_SRCS} ${WEBP_DSP_DEC_SRCS}) 365target_include_directories(webpdspdecode PRIVATE ${CMAKE_CURRENT_BINARY_DIR} 366 ${CMAKE_CURRENT_SOURCE_DIR}) 367add_library(webputilsdecode OBJECT ${WEBP_UTILS_COMMON_SRCS} 368 ${WEBP_UTILS_DEC_SRCS}) 369target_include_directories(webputilsdecode PRIVATE ${CMAKE_CURRENT_BINARY_DIR} 370 ${CMAKE_CURRENT_SOURCE_DIR}) 371add_library( 372 webpdecoder $<TARGET_OBJECTS:webpdecode> $<TARGET_OBJECTS:webpdspdecode> 373 $<TARGET_OBJECTS:webputilsdecode>) 374if(XCODE) 375 libwebp_add_stub_file(webpdecoder) 376endif() 377target_link_libraries(webpdecoder ${WEBP_DEP_LIBRARIES}) 378target_include_directories( 379 webpdecoder 380 PRIVATE ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR} 381 INTERFACE 382 "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR};${CMAKE_CURRENT_BINARY_DIR}>" 383 $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>) 384set_target_properties( 385 webpdecoder 386 PROPERTIES PUBLIC_HEADER "${CMAKE_CURRENT_SOURCE_DIR}/src/webp/decode.h;\ 387${CMAKE_CURRENT_SOURCE_DIR}/src/webp/types.h") 388 389configure_pkg_config("src/libwebpdecoder.pc") 390 391# Build the webp library. 392add_library(webpencode OBJECT ${WEBP_ENC_SRCS}) 393target_include_directories( 394 webpencode PRIVATE ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR} 395 ${CMAKE_CURRENT_SOURCE_DIR}/src) 396add_library(webpdsp OBJECT ${WEBP_DSP_COMMON_SRCS} ${WEBP_DSP_DEC_SRCS} 397 ${WEBP_DSP_ENC_SRCS}) 398target_include_directories(webpdsp PRIVATE ${CMAKE_CURRENT_BINARY_DIR} 399 ${CMAKE_CURRENT_SOURCE_DIR}) 400add_library(webputils OBJECT ${WEBP_UTILS_COMMON_SRCS} ${WEBP_UTILS_DEC_SRCS} 401 ${WEBP_UTILS_ENC_SRCS}) 402target_include_directories(webputils PRIVATE ${CMAKE_CURRENT_BINARY_DIR} 403 ${CMAKE_CURRENT_SOURCE_DIR}) 404add_library(webp $<TARGET_OBJECTS:webpdecode> $<TARGET_OBJECTS:webpdsp> 405 $<TARGET_OBJECTS:webpencode> $<TARGET_OBJECTS:webputils>) 406target_link_libraries(webp sharpyuv) 407if(XCODE) 408 libwebp_add_stub_file(webp) 409endif() 410target_link_libraries(webp ${WEBP_DEP_LIBRARIES}) 411target_include_directories( 412 webp PRIVATE ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR} 413 PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src> 414 $<INSTALL_INTERFACE:include>) 415set_target_properties( 416 webp 417 PROPERTIES PUBLIC_HEADER "${CMAKE_CURRENT_SOURCE_DIR}/src/webp/decode.h;\ 418${CMAKE_CURRENT_SOURCE_DIR}/src/webp/encode.h;\ 419${CMAKE_CURRENT_SOURCE_DIR}/src/webp/types.h") 420 421# Make sure the OBJECT libraries are built with position independent code (it is 422# not ON by default). 423set_target_properties(webpdecode webpdspdecode webputilsdecode webpencode 424 webpdsp webputils PROPERTIES POSITION_INDEPENDENT_CODE ON) 425configure_pkg_config("src/libwebp.pc") 426 427# Build the webp demux library. 428add_library(webpdemux ${WEBP_DEMUX_SRCS}) 429target_link_libraries(webpdemux webp) 430target_include_directories( 431 webpdemux PRIVATE ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR} 432 PUBLIC $<INSTALL_INTERFACE:include>) 433set_target_properties( 434 webpdemux 435 PROPERTIES 436 PUBLIC_HEADER 437 "${CMAKE_CURRENT_SOURCE_DIR}/src/webp/decode.h;\ 438${CMAKE_CURRENT_SOURCE_DIR}/src/webp/demux.h;\ 439${CMAKE_CURRENT_SOURCE_DIR}/src/webp/mux_types.h;\ 440${CMAKE_CURRENT_SOURCE_DIR}/src/webp/types.h") 441 442configure_pkg_config("src/demux/libwebpdemux.pc") 443 444set_version(src/Makefile.am webp webp) 445set_version(src/Makefile.am webpdecoder webpdecoder) 446set_version(src/demux/Makefile.am webpdemux webpdemux) 447file(READ ${CMAKE_CURRENT_SOURCE_DIR}/configure.ac CONFIGURE_FILE) 448string(REGEX MATCH "AC_INIT\\([^\n]*\\[[0-9\\.]+\\]" TMP ${CONFIGURE_FILE}) 449string(REGEX MATCH "[0-9\\.]+" PROJECT_VERSION ${TMP}) 450 451# Define the libraries to install. 452list(APPEND INSTALLED_LIBRARIES webpdecoder webp webpdemux) 453 454# Deal with SIMD. Change the compile flags for SIMD files we use. 455list(LENGTH WEBP_SIMD_FILES_TO_INCLUDE WEBP_SIMD_FILES_TO_INCLUDE_LENGTH) 456math(EXPR WEBP_SIMD_FILES_TO_INCLUDE_RANGE 457 "${WEBP_SIMD_FILES_TO_INCLUDE_LENGTH}-1") 458 459foreach(I_FILE RANGE ${WEBP_SIMD_FILES_TO_INCLUDE_RANGE}) 460 list(GET WEBP_SIMD_FILES_TO_INCLUDE ${I_FILE} FILE) 461 list(GET WEBP_SIMD_FLAGS_TO_INCLUDE ${I_FILE} SIMD_COMPILE_FLAG) 462 set_source_files_properties(${FILE} PROPERTIES COMPILE_FLAGS 463 ${SIMD_COMPILE_FLAG}) 464endforeach() 465 466if(NOT WEBP_BUILD_LIBWEBPMUX) 467 set(WEBP_BUILD_GIF2WEBP OFF) 468 set(WEBP_BUILD_IMG2WEBP OFF) 469 set(WEBP_BUILD_WEBPMUX OFF) 470endif() 471 472if(WEBP_BUILD_GIF2WEBP AND NOT GIF_FOUND) 473 set(WEBP_BUILD_GIF2WEBP OFF) 474endif() 475 476if(WEBP_BUILD_ANIM_UTILS AND NOT GIF_FOUND) 477 set(WEBP_BUILD_ANIM_UTILS OFF) 478endif() 479 480# Build the executables if asked for. 481if(WEBP_BUILD_ANIM_UTILS 482 OR WEBP_BUILD_CWEBP 483 OR WEBP_BUILD_DWEBP 484 OR WEBP_BUILD_EXTRAS 485 OR WEBP_BUILD_FUZZTEST 486 OR WEBP_BUILD_GIF2WEBP 487 OR WEBP_BUILD_IMG2WEBP 488 OR WEBP_BUILD_VWEBP 489 OR WEBP_BUILD_WEBPMUX 490 OR WEBP_BUILD_WEBPINFO) 491 # Example utility library. 492 parse_makefile_am(${CMAKE_CURRENT_SOURCE_DIR}/examples "EXAMPLEUTIL_SRCS" 493 "example_util_[^ ]*") 494 list(APPEND EXAMPLEUTIL_SRCS ${CMAKE_CURRENT_SOURCE_DIR}/examples/stopwatch.h) 495 add_library(exampleutil STATIC ${EXAMPLEUTIL_SRCS}) 496 target_include_directories( 497 exampleutil PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src>) 498 499 parse_makefile_am(${CMAKE_CURRENT_SOURCE_DIR}/imageio "IMAGEIOUTILS_SRCS" 500 "imageio_util_[^ ]*") 501 add_library(imageioutil STATIC ${IMAGEIOUTILS_SRCS}) 502 target_link_libraries(imageioutil webp) 503 target_link_libraries(exampleutil imageioutil) 504 505 # Image-decoding utility library. 506 parse_makefile_am(${CMAKE_CURRENT_SOURCE_DIR}/imageio "IMAGEDEC_SRCS" 507 "imagedec_[^ ]*") 508 add_library(imagedec STATIC ${IMAGEDEC_SRCS}) 509 target_link_libraries(imagedec imageioutil webpdemux webp 510 ${WEBP_DEP_IMG_LIBRARIES}) 511 512 # Image-encoding utility library. 513 parse_makefile_am(${CMAKE_CURRENT_SOURCE_DIR}/imageio "IMAGEENC_SRCS" 514 "imageenc_[^ ]*") 515 add_library(imageenc STATIC ${IMAGEENC_SRCS}) 516 target_link_libraries(imageenc imageioutil webp) 517 518 set_property( 519 TARGET exampleutil imageioutil imagedec imageenc 520 PROPERTY INCLUDE_DIRECTORIES ${CMAKE_CURRENT_SOURCE_DIR}/src 521 ${CMAKE_CURRENT_BINARY_DIR}/src) 522 target_include_directories(imagedec PRIVATE ${WEBP_DEP_IMG_INCLUDE_DIRS}) 523 target_include_directories(imageenc PRIVATE ${WEBP_DEP_IMG_INCLUDE_DIRS}) 524endif() 525 526if(WEBP_BUILD_DWEBP) 527 # dwebp 528 parse_makefile_am(${CMAKE_CURRENT_SOURCE_DIR}/examples "DWEBP_SRCS" "dwebp") 529 add_executable(dwebp ${DWEBP_SRCS}) 530 target_link_libraries(dwebp exampleutil imagedec imageenc) 531 target_include_directories(dwebp PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/src) 532 install(TARGETS dwebp RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}) 533endif() 534 535if(WEBP_BUILD_CWEBP) 536 # cwebp 537 parse_makefile_am(${CMAKE_CURRENT_SOURCE_DIR}/examples "CWEBP_SRCS" "cwebp") 538 add_executable(cwebp ${CWEBP_SRCS}) 539 target_link_libraries(cwebp exampleutil imagedec webp) 540 target_include_directories(cwebp PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/src 541 ${CMAKE_CURRENT_SOURCE_DIR}) 542 install(TARGETS cwebp RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}) 543endif() 544 545if(WEBP_BUILD_LIBWEBPMUX) 546 parse_makefile_am(${CMAKE_CURRENT_SOURCE_DIR}/src/mux "WEBP_MUX_SRCS" "") 547 add_library(libwebpmux ${WEBP_MUX_SRCS}) 548 target_link_libraries(libwebpmux webp) 549 target_include_directories(libwebpmux PRIVATE ${CMAKE_CURRENT_BINARY_DIR} 550 ${CMAKE_CURRENT_SOURCE_DIR}) 551 set_version(src/mux/Makefile.am libwebpmux webpmux) 552 set_target_properties( 553 libwebpmux 554 PROPERTIES PUBLIC_HEADER "${CMAKE_CURRENT_SOURCE_DIR}/src/webp/mux.h;\ 555${CMAKE_CURRENT_SOURCE_DIR}/src/webp/mux_types.h;\ 556${CMAKE_CURRENT_SOURCE_DIR}/src/webp/types.h;") 557 set_target_properties(libwebpmux PROPERTIES OUTPUT_NAME webpmux) 558 list(APPEND INSTALLED_LIBRARIES libwebpmux) 559 configure_pkg_config("src/mux/libwebpmux.pc") 560endif() 561 562if(WEBP_BUILD_GIF2WEBP) 563 # gif2webp 564 include_directories(${WEBP_DEP_GIF_INCLUDE_DIRS}) 565 parse_makefile_am(${CMAKE_CURRENT_SOURCE_DIR}/examples "GIF2WEBP_SRCS" 566 "gif2webp") 567 add_executable(gif2webp ${GIF2WEBP_SRCS}) 568 target_link_libraries(gif2webp exampleutil imageioutil webp libwebpmux 569 ${WEBP_DEP_GIF_LIBRARIES}) 570 target_include_directories(gif2webp PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/src 571 ${CMAKE_CURRENT_SOURCE_DIR}) 572 install(TARGETS gif2webp RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}) 573endif() 574 575if(WEBP_BUILD_IMG2WEBP) 576 # img2webp 577 include_directories(${WEBP_DEP_IMG_INCLUDE_DIRS}) 578 parse_makefile_am(${CMAKE_CURRENT_SOURCE_DIR}/examples "IMG2WEBP_SRCS" 579 "img2webp") 580 add_executable(img2webp ${IMG2WEBP_SRCS}) 581 target_link_libraries(img2webp exampleutil imagedec imageioutil webp 582 libwebpmux) 583 target_include_directories(img2webp PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/src 584 ${CMAKE_CURRENT_SOURCE_DIR}) 585 install(TARGETS img2webp RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}) 586endif() 587 588if(WEBP_BUILD_VWEBP) 589 # vwebp 590 find_package(GLUT) 591 if(GLUT_FOUND) 592 include_directories(${WEBP_DEP_IMG_INCLUDE_DIRS}) 593 parse_makefile_am(${CMAKE_CURRENT_SOURCE_DIR}/examples "VWEBP_SRCS" "vwebp") 594 add_executable(vwebp ${VWEBP_SRCS}) 595 target_link_libraries( 596 vwebp 597 ${OPENGL_LIBRARIES} 598 exampleutil 599 GLUT::GLUT 600 imageioutil 601 webp 602 webpdemux) 603 target_include_directories( 604 vwebp PRIVATE ${GLUT_INCLUDE_DIR} ${CMAKE_CURRENT_BINARY_DIR}/src 605 ${OPENGL_INCLUDE_DIR}) 606 install(TARGETS vwebp RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}) 607 if(${CMAKE_SYSTEM_NAME} STREQUAL "Darwin") 608 check_c_compiler_flag("-Wno-deprecated-declarations" HAS_NO_DEPRECATED) 609 if(HAS_NO_DEPRECATED) 610 target_compile_options(vwebp PRIVATE "-Wno-deprecated-declarations") 611 endif() 612 endif() 613 endif() 614endif() 615 616if(WEBP_BUILD_WEBPINFO) 617 # webpinfo 618 include_directories(${WEBP_DEP_IMG_INCLUDE_DIRS}) 619 parse_makefile_am(${CMAKE_CURRENT_SOURCE_DIR}/examples "WEBPINFO_SRCS" 620 "webpinfo") 621 add_executable(webpinfo ${WEBPINFO_SRCS}) 622 target_link_libraries(webpinfo exampleutil imageioutil) 623 target_include_directories(webpinfo PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/src 624 ${CMAKE_CURRENT_SOURCE_DIR}/src) 625 install(TARGETS webpinfo RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}) 626endif() 627 628if(WEBP_BUILD_WEBPMUX) 629 # webpmux 630 parse_makefile_am(${CMAKE_CURRENT_SOURCE_DIR}/examples "WEBPMUX_SRCS" 631 "webpmux") 632 add_executable(webpmux ${WEBPMUX_SRCS}) 633 target_link_libraries(webpmux exampleutil imageioutil libwebpmux webp) 634 target_include_directories(webpmux PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/src) 635 install(TARGETS webpmux RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}) 636endif() 637 638if(WEBP_BUILD_EXTRAS) 639 set(EXTRAS_MAKEFILE "${CMAKE_CURRENT_SOURCE_DIR}/extras") 640 parse_makefile_am(${EXTRAS_MAKEFILE} "WEBP_EXTRAS_SRCS" "libwebpextras_la") 641 parse_makefile_am(${EXTRAS_MAKEFILE} "GET_DISTO_SRCS" "get_disto") 642 parse_makefile_am(${EXTRAS_MAKEFILE} "WEBP_QUALITY_SRCS" "webp_quality") 643 parse_makefile_am(${EXTRAS_MAKEFILE} "VWEBP_SDL_SRCS" "vwebp_sdl") 644 645 # libextras 646 add_library(extras STATIC ${WEBP_EXTRAS_SRCS}) 647 target_include_directories( 648 extras PRIVATE ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR} 649 ${CMAKE_CURRENT_SOURCE_DIR}/src) 650 651 # get_disto 652 add_executable(get_disto ${GET_DISTO_SRCS}) 653 target_link_libraries(get_disto imagedec) 654 target_include_directories(get_disto PRIVATE ${CMAKE_CURRENT_SOURCE_DIR} 655 ${CMAKE_CURRENT_BINARY_DIR}/src) 656 657 # webp_quality 658 add_executable(webp_quality ${WEBP_QUALITY_SRCS}) 659 target_link_libraries(webp_quality exampleutil imagedec extras) 660 target_include_directories(webp_quality PRIVATE ${CMAKE_CURRENT_SOURCE_DIR} 661 ${CMAKE_CURRENT_BINARY_DIR}) 662 663 # vwebp_sdl 664 find_package(SDL2 QUIET) 665 if(WEBP_BUILD_VWEBP AND SDL2_FOUND) 666 add_executable(vwebp_sdl ${VWEBP_SDL_SRCS}) 667 target_link_libraries(vwebp_sdl ${SDL2_LIBRARIES} imageioutil webp) 668 target_include_directories( 669 vwebp_sdl PRIVATE ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR} 670 ${CMAKE_CURRENT_BINARY_DIR}/src ${SDL2_INCLUDE_DIRS}) 671 set(WEBP_HAVE_SDL 1) 672 target_compile_definitions(vwebp_sdl PUBLIC WEBP_HAVE_SDL) 673 674 set(CMAKE_REQUIRED_INCLUDES "${SDL2_INCLUDE_DIRS}") 675 check_c_source_compiles( 676 " 677 #define SDL_MAIN_HANDLED 678 #include \"SDL.h\" 679 int main(void) { 680 return 0; 681 } 682 " 683 HAVE_JUST_SDL_H) 684 set(CMAKE_REQUIRED_INCLUDES) 685 if(HAVE_JUST_SDL_H) 686 target_compile_definitions(vwebp_sdl PRIVATE WEBP_HAVE_JUST_SDL_H) 687 endif() 688 endif() 689endif() 690 691if(WEBP_BUILD_WEBP_JS) 692 # The default stack size changed from 5MB to 64KB in 3.1.27. See 693 # https://crbug.com/webp/614. 694 if(EMSCRIPTEN_VERSION VERSION_GREATER_EQUAL "3.1.27") 695 # TOTAL_STACK size was renamed to STACK_SIZE in 3.1.27. The old name was 696 # kept for compatibility, but prefer the new one in case it is removed in 697 # the future. 698 set(emscripten_stack_size "-sSTACK_SIZE=5MB") 699 else() 700 set(emscripten_stack_size "-sTOTAL_STACK=5MB") 701 endif() 702 find_package(SDL2 REQUIRED) 703 # wasm2js does not support SIMD. 704 if(NOT WEBP_ENABLE_SIMD) 705 # JavaScript version 706 add_executable(webp_js ${CMAKE_CURRENT_SOURCE_DIR}/extras/webp_to_sdl.c) 707 target_link_libraries(webp_js webpdecoder SDL2) 708 target_include_directories(webp_js PRIVATE ${CMAKE_CURRENT_BINARY_DIR}) 709 set(WEBP_HAVE_SDL 1) 710 set_target_properties( 711 webp_js 712 PROPERTIES 713 # Emscripten puts -sUSE_SDL2=1 in this variable, though it's needed at 714 # compile time to ensure the headers are downloaded. 715 COMPILE_OPTIONS "${SDL2_LIBRARIES}" 716 LINK_FLAGS 717 "-sWASM=0 ${emscripten_stack_size} \ 718 -sEXPORTED_FUNCTIONS=_WebPToSDL -sINVOKE_RUN=0 \ 719 -sEXPORTED_RUNTIME_METHODS=cwrap ${SDL2_LIBRARIES} \ 720 -sALLOW_MEMORY_GROWTH") 721 set_target_properties(webp_js PROPERTIES OUTPUT_NAME webp) 722 target_compile_definitions(webp_js PUBLIC EMSCRIPTEN WEBP_HAVE_SDL) 723 endif() 724 725 # WASM version 726 add_executable(webp_wasm ${CMAKE_CURRENT_SOURCE_DIR}/extras/webp_to_sdl.c) 727 target_link_libraries(webp_wasm webpdecoder SDL2) 728 target_include_directories(webp_wasm PRIVATE ${CMAKE_CURRENT_BINARY_DIR}) 729 set_target_properties( 730 webp_wasm 731 PROPERTIES 732 # Emscripten puts -sUSE_SDL2=1 in this variable, though it's needed at 733 # compile time to ensure the headers are downloaded. 734 COMPILE_OPTIONS "${SDL2_LIBRARIES}" 735 LINK_FLAGS 736 "-sWASM=1 ${emscripten_stack_size} \ 737 -sEXPORTED_FUNCTIONS=_WebPToSDL -sINVOKE_RUN=0 \ 738 -sEXPORTED_RUNTIME_METHODS=cwrap ${SDL2_LIBRARIES} \ 739 -sALLOW_MEMORY_GROWTH") 740 target_compile_definitions(webp_wasm PUBLIC EMSCRIPTEN WEBP_HAVE_SDL) 741 742 target_compile_definitions(webpdspdecode PUBLIC EMSCRIPTEN) 743endif() 744 745if(WEBP_BUILD_ANIM_UTILS) 746 # anim_diff 747 include_directories(${WEBP_DEP_IMG_INCLUDE_DIRS} ${WEBP_DEP_GIF_INCLUDE_DIRS}) 748 parse_makefile_am(${CMAKE_CURRENT_SOURCE_DIR}/examples "ANIM_DIFF_SRCS" 749 "anim_diff") 750 add_executable(anim_diff ${ANIM_DIFF_SRCS}) 751 target_link_libraries( 752 anim_diff 753 exampleutil 754 imagedec 755 imageenc 756 imageioutil 757 webp 758 webpdemux 759 ${WEBP_DEP_GIF_LIBRARIES}) 760 target_include_directories(anim_diff PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/src) 761 762 # anim_dump 763 include_directories(${WEBP_DEP_IMG_INCLUDE_DIRS} ${WEBP_DEP_GIF_INCLUDE_DIRS}) 764 parse_makefile_am(${CMAKE_CURRENT_SOURCE_DIR}/examples "ANIM_DUMP_SRCS" 765 "anim_dump") 766 add_executable(anim_dump ${ANIM_DUMP_SRCS}) 767 target_link_libraries( 768 anim_dump 769 exampleutil 770 imagedec 771 imageenc 772 imageioutil 773 webp 774 webpdemux 775 ${WEBP_DEP_GIF_LIBRARIES}) 776 target_include_directories(anim_dump PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/src) 777endif() 778 779if(WEBP_BUILD_FUZZTEST) 780 add_subdirectory(tests/fuzzer) 781endif() 782 783# Install the different headers and libraries. 784install( 785 TARGETS ${INSTALLED_LIBRARIES} 786 EXPORT ${PROJECT_NAME}Targets 787 PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/webp 788 INCLUDES 789 DESTINATION ${CMAKE_INSTALL_INCLUDEDIR} 790 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR} 791 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} 792 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}) 793set(ConfigPackageLocation ${CMAKE_INSTALL_DATADIR}/${PROJECT_NAME}/cmake/) 794install(EXPORT ${PROJECT_NAME}Targets NAMESPACE ${PROJECT_NAME}:: 795 DESTINATION ${ConfigPackageLocation}) 796 797# Create the CMake version file. 798include(CMakePackageConfigHelpers) 799write_basic_package_version_file( 800 "${CMAKE_CURRENT_BINARY_DIR}/WebPConfigVersion.cmake" 801 VERSION ${PACKAGE_VERSION} COMPATIBILITY AnyNewerVersion) 802 803# Create the Config file. 804include(CMakePackageConfigHelpers) 805# Fix libwebpmux reference. The target name libwebpmux is used for compatibility 806# purposes, but the library mentioned in WebPConfig.cmake should be the 807# unprefixed version. Note string(...) can be replaced with list(TRANSFORM ...) 808# if cmake_minimum_required is >= 3.12. 809string(REGEX REPLACE "libwebpmux" "webpmux" INSTALLED_LIBRARIES 810 "${INSTALLED_LIBRARIES}") 811 812if(MSVC) 813 # For compatibility with nmake, MSVC builds use a custom prefix (lib) that 814 # needs to be included in the library name. 815 string(REGEX REPLACE "[A-Za-z0-9_]+" "${CMAKE_STATIC_LIBRARY_PREFIX}\\0" 816 INSTALLED_LIBRARIES "${INSTALLED_LIBRARIES}") 817endif() 818 819configure_package_config_file( 820 ${CMAKE_CURRENT_SOURCE_DIR}/cmake/WebPConfig.cmake.in 821 ${CMAKE_CURRENT_BINARY_DIR}/WebPConfig.cmake 822 INSTALL_DESTINATION ${ConfigPackageLocation} 823 PATH_VARS CMAKE_INSTALL_INCLUDEDIR) 824 825# Install the generated CMake files. 826install(FILES "${CMAKE_CURRENT_BINARY_DIR}/WebPConfigVersion.cmake" 827 "${CMAKE_CURRENT_BINARY_DIR}/WebPConfig.cmake" 828 DESTINATION ${ConfigPackageLocation}) 829 830# Install the man pages. 831set(MAN_PAGES 832 cwebp.1 833 dwebp.1 834 gif2webp.1 835 img2webp.1 836 vwebp.1 837 webpmux.1 838 webpinfo.1) 839set(EXEC_BUILDS 840 "CWEBP" 841 "DWEBP" 842 "GIF2WEBP" 843 "IMG2WEBP" 844 "VWEBP" 845 "WEBPMUX" 846 "WEBPINFO") 847list(LENGTH MAN_PAGES MAN_PAGES_LENGTH) 848math(EXPR MAN_PAGES_RANGE "${MAN_PAGES_LENGTH} - 1") 849 850foreach(I_MAN RANGE ${MAN_PAGES_RANGE}) 851 list(GET EXEC_BUILDS ${I_MAN} EXEC_BUILD) 852 if(WEBP_BUILD_${EXEC_BUILD}) 853 list(GET MAN_PAGES ${I_MAN} MAN_PAGE) 854 install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/man/${MAN_PAGE} 855 DESTINATION ${CMAKE_INSTALL_MANDIR}/man1 COMPONENT doc) 856 endif() 857endforeach() 858