1 files changed, 279 insertions, 0 deletions
diff --git a/third_party/jpeg-xl/lib/jxl.cmake b/third_party/jpeg-xl/lib/jxl.cmake
new file mode 100644
index 0000000000..8c7e711f52
--- /dev/null
+++ b/third_party/jpeg-xl/lib/jxl.cmake
@@ -0,0 +1,279 @@
+# Copyright (c) the JPEG XL Project Authors. All rights reserved.
+#
+# Use of this source code is governed by a BSD-style
+# license that can be found in the LICENSE file.
+
+include(jxl_lists.cmake)
+
+if (JPEGXL_ENABLE_TOOLS OR JPEGXL_ENABLE_DEVTOOLS OR JPEGXL_ENABLE_BOXES)
+list(APPEND JPEGXL_INTERNAL_DEC_SOURCES ${JPEGXL_INTERNAL_DEC_BOX_SOURCES})
+endif()
+
+if (JPEGXL_ENABLE_TRANSCODE_JPEG OR JPEGXL_ENABLE_TOOLS OR JPEGXL_ENABLE_DEVTOOLS)
+list(APPEND JPEGXL_INTERNAL_DEC_SOURCES ${JPEGXL_INTERNAL_DEC_JPEG_SOURCES})
+endif()
+
+set_source_files_properties(jxl/enc_fast_lossless.cc PROPERTIES COMPILE_FLAGS -O3)
+
+set(JPEGXL_DEC_INTERNAL_LIBS
+  hwy
+  Threads::Threads
+  ${ATOMICS_LIBRARIES}
+)
+
+if (JPEGXL_ENABLE_TRANSCODE_JPEG OR JPEGXL_ENABLE_BOXES)
+list(APPEND JPEGXL_DEC_INTERNAL_LIBS brotlidec brotlicommon)
+endif()
+
+set(JPEGXL_INTERNAL_LIBS
+  ${JPEGXL_DEC_INTERNAL_LIBS}
+  brotlienc
+)
+
+if (JPEGXL_ENABLE_TRANSCODE_JPEG)
+  list(APPEND JPEGXL_INTERNAL_FLAGS -DJPEGXL_ENABLE_TRANSCODE_JPEG=1)
+else()
+  list(APPEND JPEGXL_INTERNAL_FLAGS -DJPEGXL_ENABLE_TRANSCODE_JPEG=0)
+endif ()
+
+if (JPEGXL_ENABLE_BOXES)
+  list(APPEND JPEGXL_INTERNAL_FLAGS -DJPEGXL_ENABLE_BOXES=1)
+else()
+  list(APPEND JPEGXL_INTERNAL_FLAGS -DJPEGXL_ENABLE_BOXES=0)
+endif ()
+
+set(OBJ_COMPILE_DEFINITIONS
+  # Used to determine if we are building the library when defined or just
+  # including the library when not defined. This is public so libjxl shared
+  # library gets this define too.
+  JXL_INTERNAL_LIBRARY_BUILD
+)
+
+# Generate version.h
+configure_file("jxl/version.h.in" "include/jxl/version.h")
+
+list(APPEND JPEGXL_INTERNAL_PUBLIC_HEADERS
+  ${CMAKE_CURRENT_BINARY_DIR}/include/jxl/version.h)
+
+# Headers for exporting/importing public headers
+include(GenerateExportHeader)
+
+# CMake does not allow generate_export_header for INTERFACE library, so we
+# add this stub library just for file generation.
+add_library(jxl_export OBJECT ${JPEGXL_INTERNAL_PUBLIC_HEADERS})
+set_target_properties(jxl_export PROPERTIES
+  CXX_VISIBILITY_PRESET hidden
+  VISIBILITY_INLINES_HIDDEN 1
+  DEFINE_SYMBOL JXL_INTERNAL_LIBRARY_BUILD
+  LINKER_LANGUAGE CXX
+)
+generate_export_header(jxl_export
+  BASE_NAME JXL
+  EXPORT_FILE_NAME include/jxl/jxl_export.h)
+# Place all public headers in a single directory.
+foreach(path ${JPEGXL_INTERNAL_PUBLIC_HEADERS})
+  configure_file(
+    ${path}
+    ${path}
+    COPYONLY
+  )
+endforeach()
+
+add_library(jxl_base INTERFACE)
+target_include_directories(jxl_base SYSTEM INTERFACE
+  "$<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}/include>"
+)
+target_include_directories(jxl_base INTERFACE
+  ${PROJECT_SOURCE_DIR}
+  ${JXL_HWY_INCLUDE_DIRS}
+)
+
+# On android, link with log to use android-related log functions.
+if(CMAKE_SYSTEM_NAME STREQUAL "Android")
+  find_library(log-lib log)
+  if(log-lib)
+    target_link_libraries(jxl_base INTERFACE ${log-lib})
+    target_compile_definitions(jxl_base INTERFACE USE_ANDROID_LOGGER)
+  endif()
+endif()
+
+add_dependencies(jxl_base jxl_export)
+
+# Decoder-only object library
+add_library(jxl_dec-obj OBJECT ${JPEGXL_INTERNAL_DEC_SOURCES})
+target_compile_options(jxl_dec-obj PRIVATE ${JPEGXL_INTERNAL_FLAGS})
+target_compile_options(jxl_dec-obj PUBLIC ${JPEGXL_COVERAGE_FLAGS})
+set_property(TARGET jxl_dec-obj PROPERTY POSITION_INDEPENDENT_CODE ON)
+target_include_directories(jxl_dec-obj PUBLIC
+  "$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}>"
+  "${JXL_HWY_INCLUDE_DIRS}"
+  "$<BUILD_INTERFACE:$<TARGET_PROPERTY:brotlicommon,INTERFACE_INCLUDE_DIRECTORIES>>"
+)
+target_compile_definitions(jxl_dec-obj PUBLIC
+  ${OBJ_COMPILE_DEFINITIONS}
+)
+target_link_libraries(jxl_dec-obj PUBLIC jxl_base)
+
+# Object library. This is used to hold the set of objects and properties.
+add_library(jxl_enc-obj OBJECT ${JPEGXL_INTERNAL_ENC_SOURCES})
+target_compile_options(jxl_enc-obj PRIVATE ${JPEGXL_INTERNAL_FLAGS})
+target_compile_options(jxl_enc-obj PUBLIC ${JPEGXL_COVERAGE_FLAGS})
+set_property(TARGET jxl_enc-obj PROPERTY POSITION_INDEPENDENT_CODE ON)
+target_include_directories(jxl_enc-obj PUBLIC
+  ${PROJECT_SOURCE_DIR}
+  ${JXL_HWY_INCLUDE_DIRS}
+  $<TARGET_PROPERTY:brotlicommon,INTERFACE_INCLUDE_DIRECTORIES>
+)
+target_compile_definitions(jxl_enc-obj PUBLIC
+  ${OBJ_COMPILE_DEFINITIONS}
+)
+target_link_libraries(jxl_enc-obj PUBLIC jxl_base)
+
+set_target_properties(jxl_dec-obj PROPERTIES
+  CXX_VISIBILITY_PRESET hidden
+  VISIBILITY_INLINES_HIDDEN 1
+  DEFINE_SYMBOL JXL_INTERNAL_LIBRARY_BUILD
+)
+
+set_target_properties(jxl_enc-obj PROPERTIES
+  CXX_VISIBILITY_PRESET hidden
+  VISIBILITY_INLINES_HIDDEN 1
+  DEFINE_SYMBOL JXL_INTERNAL_LIBRARY_BUILD
+)
+
+# Private static library. This exposes all the internal functions and is used
+# for tests.
+add_library(jxl_dec-internal STATIC
+  $<TARGET_OBJECTS:jxl_dec-obj>
+  ${JXL_CMS_OBJECTS}
+)
+target_link_libraries(jxl_dec-internal PUBLIC
+  ${JPEGXL_COVERAGE_FLAGS}
+  ${JPEGXL_DEC_INTERNAL_LIBS}
+  jxl_base
+)
+
+# The list of objects in the static and shared libraries.
+set(JPEGXL_INTERNAL_OBJECTS
+  $<TARGET_OBJECTS:jxl_enc-obj>
+  $<TARGET_OBJECTS:jxl_dec-obj>
+)
+
+# Private static library. This exposes all the internal functions and is used
+# for tests.
+# TODO(lode): once the source files are correctly split so that it is possible
+# to do, remove $<TARGET_OBJECTS:jxl_dec-obj> here and depend on jxl_dec-internal
+add_library(jxl-internal STATIC
+  ${JPEGXL_INTERNAL_OBJECTS}
+)
+target_link_libraries(jxl-internal PUBLIC
+  ${JPEGXL_COVERAGE_FLAGS}
+  ${JPEGXL_INTERNAL_LIBS}
+  jxl_cms
+  jxl_base
+)
+target_include_directories(jxl-internal PUBLIC
+  "$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}>")
+
+target_compile_definitions(jxl-internal INTERFACE -DJXL_STATIC_DEFINE)
+target_compile_definitions(jxl_dec-internal INTERFACE -DJXL_STATIC_DEFINE)
+target_compile_definitions(jxl-internal INTERFACE -DJXL_STATIC_DEFINE)
+target_compile_definitions(jxl_dec-internal INTERFACE -DJXL_STATIC_DEFINE)
+
+# TODO(deymo): Move TCMalloc linkage to the tools/ directory since the library
+# shouldn't do any allocs anyway.
+if(JPEGXL_ENABLE_TCMALLOC)
+  pkg_check_modules(TCMallocMinimal REQUIRED IMPORTED_TARGET
+      libtcmalloc_minimal)
+  # tcmalloc 2.8 has concurrency issues that makes it sometimes return nullptr
+  # for large allocs. See https://github.com/gperftools/gperftools/issues/1204
+  # for details.
+  if(TCMallocMinimal_VERSION VERSION_EQUAL 2.8)
+    message(FATAL_ERROR
+        "tcmalloc version 2.8 has a concurrency bug. You have installed "
+        "version ${TCMallocMinimal_VERSION}, please either downgrade tcmalloc "
+        "to version 2.7, upgrade to 2.8.1 or newer or pass "
+        "-DJPEGXL_ENABLE_TCMALLOC=OFF to jpeg-xl cmake line. See the following "
+        "bug for details:\n"
+        "   https://github.com/gperftools/gperftools/issues/1204\n")
+  endif()
+  target_link_libraries(jxl-internal PUBLIC PkgConfig::TCMallocMinimal)
+endif()  # JPEGXL_ENABLE_TCMALLOC
+
+# Public library.
+add_library(jxl ${JPEGXL_INTERNAL_OBJECTS})
+strip_internal(JPEGXL_INTERNAL_SHARED_LIBS JPEGXL_INTERNAL_LIBS)
+target_link_libraries(jxl PUBLIC ${JPEGXL_COVERAGE_FLAGS} jxl_base)
+target_link_libraries(jxl PUBLIC jxl_cms)
+target_link_libraries(jxl PRIVATE ${JPEGXL_INTERNAL_SHARED_LIBS})
+set_target_properties(jxl PROPERTIES
+  VERSION ${JPEGXL_LIBRARY_VERSION}
+  SOVERSION ${JPEGXL_LIBRARY_SOVERSION})
+
+# Public decoder library.
+add_library(jxl_dec $<TARGET_OBJECTS:jxl_dec-obj>)
+strip_internal(JPEGXL_DEC_INTERNAL_SHARED_LIBS JPEGXL_DEC_INTERNAL_LIBS)
+target_link_libraries(jxl_dec PUBLIC ${JPEGXL_COVERAGE_FLAGS} jxl_base)
+target_link_libraries(jxl_dec PRIVATE ${JPEGXL_DEC_INTERNAL_SHARED_LIBS})
+set_target_properties(jxl_dec PROPERTIES
+  VERSION ${JPEGXL_LIBRARY_VERSION}
+  SOVERSION ${JPEGXL_LIBRARY_SOVERSION})
+
+# Check whether the linker support excluding libs
+set(LINKER_EXCLUDE_LIBS_FLAG "-Wl,--exclude-libs=ALL")
+include(CheckCSourceCompiles)
+list(APPEND CMAKE_EXE_LINKER_FLAGS ${LINKER_EXCLUDE_LIBS_FLAG})
+check_c_source_compiles("int main(){return 0;}" LINKER_SUPPORT_EXCLUDE_LIBS)
+list(REMOVE_ITEM CMAKE_EXE_LINKER_FLAGS ${LINKER_EXCLUDE_LIBS_FLAG})
+
+if(NOT BUILD_SHARED_LIBS)
+  target_compile_definitions(jxl PUBLIC -DJXL_STATIC_DEFINE)
+  target_compile_definitions(jxl_dec PUBLIC -DJXL_STATIC_DEFINE)
+endif()
+
+# Add a jxl.version file as a version script to tag symbols with the
+# appropriate version number. This script is also used to limit what's exposed
+# in the shared library from the static dependencies bundled here.
+foreach(target IN ITEMS jxl jxl_dec)
+  set_target_properties(${target} PROPERTIES
+      LINK_DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/jxl/jxl.version)
+  if(APPLE)
+  set_property(TARGET ${target} APPEND_STRING PROPERTY
+      LINK_FLAGS "-Wl,-exported_symbols_list,${CMAKE_CURRENT_SOURCE_DIR}/jxl/jxl_osx.syms")
+  elseif(WIN32)
+    # Nothing needed here, we use __declspec(dllexport) (jxl_export.h)
+  else()
+  set_property(TARGET ${target} APPEND_STRING PROPERTY
+      LINK_FLAGS " -Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/jxl/jxl.version")
+  endif()  # APPLE
+  # This hides the default visibility symbols from static libraries bundled into
+  # the shared library. In particular this prevents exposing symbols from hwy
+  # and skcms in the shared library.
+  if(LINKER_SUPPORT_EXCLUDE_LIBS)
+    set_property(TARGET ${target} APPEND_STRING PROPERTY
+        LINK_FLAGS " ${LINKER_EXCLUDE_LIBS_FLAG}")
+  endif()
+endforeach()
+
+# Only install libjxl public library. The libjxl_dec is not installed since it
+# contains symbols also in libjxl which would conflict if programs try to use
+# both.
+install(TARGETS jxl
+  RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+  LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+  ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
+
+# Add a pkg-config file for libjxl.
+set(JPEGXL_LIBRARY_REQUIRES
+    "libhwy libbrotlienc libbrotlidec libjxl_cms")
+
+if (BUILD_SHARED_LIBS)
+  set(JPEGXL_REQUIRES_TYPE "Requires.private")
+else()
+  set(JPEGXL_REQUIRES_TYPE "Requires")
+endif()
+
+configure_file("${CMAKE_CURRENT_SOURCE_DIR}/jxl/libjxl.pc.in"
+               "libjxl.pc" @ONLY)
+install(FILES "${CMAKE_CURRENT_BINARY_DIR}/libjxl.pc"
+  DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")