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# 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.
find_package(PkgConfig)
pkg_check_modules(Gdk-Pixbuf IMPORTED_TARGET gdk-pixbuf-2.0>=2.36)
include(GNUInstallDirs)
if (NOT Gdk-Pixbuf_FOUND)
message(WARNING "GDK Pixbuf development libraries not found, \
the Gdk-Pixbuf plugin will not be built")
return ()
endif ()
add_library(pixbufloader-jxl MODULE pixbufloader-jxl.c)
# Mark all symbols as hidden by default. The PkgConfig::Gdk-Pixbuf dependency
# will cause fill_info and fill_vtable entry points to be made public.
set_target_properties(pixbufloader-jxl PROPERTIES
CXX_VISIBILITY_PRESET hidden
VISIBILITY_INLINES_HIDDEN 1
)
# Note: This only needs the decoder library, but we don't install the decoder
# shared library.
target_link_libraries(pixbufloader-jxl jxl jxl_threads lcms2 PkgConfig::Gdk-Pixbuf)
execute_process(COMMAND ${PKG_CONFIG_EXECUTABLE} gdk-pixbuf-2.0 --variable gdk_pixbuf_moduledir --define-variable=prefix=${CMAKE_INSTALL_PREFIX} OUTPUT_VARIABLE GDK_PIXBUF_MODULEDIR OUTPUT_STRIP_TRAILING_WHITESPACE)
install(TARGETS pixbufloader-jxl DESTINATION "${GDK_PIXBUF_MODULEDIR}")
# Instead of the following, we might instead add the
# mime type image/jxl to
# /usr/share/thumbnailers/gdk-pixbuf-thumbnailer.thumbnailer
install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/jxl.thumbnailer DESTINATION "${CMAKE_INSTALL_DATADIR}/thumbnailers/")
if(BUILD_TESTING AND NOT CMAKE_CROSSCOMPILING)
pkg_check_modules(Gdk IMPORTED_TARGET gdk-2.0)
if (Gdk_FOUND)
# Test for loading a .jxl file using the pixbufloader library via GDK. This
# requires to have the image/jxl mime type and loader library configured,
# which we do in a fake environment in the CMAKE_CURRENT_BINARY_DIR.
add_executable(pixbufloader_test pixbufloader_test.cc)
target_link_libraries(pixbufloader_test PkgConfig::Gdk)
# Create a mime cache for test.
add_custom_command(
OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/mime/mime.cache"
COMMAND env XDG_DATA_HOME=${CMAKE_CURRENT_BINARY_DIR}
xdg-mime install --novendor
"${CMAKE_SOURCE_DIR}/plugins/mime/image-jxl.xml"
DEPENDS "${CMAKE_SOURCE_DIR}/plugins/mime/image-jxl.xml"
)
add_custom_target(pixbufloader_test_mime
DEPENDS "${CMAKE_CURRENT_BINARY_DIR}/mime/mime.cache"
)
add_dependencies(pixbufloader_test pixbufloader_test_mime)
# Use a fake X server to run the test if xvfb is installed.
find_program (XVFB_PROGRAM xvfb-run)
if(XVFB_PROGRAM)
set(XVFB_PROGRAM_PREFIX "${XVFB_PROGRAM};-a")
else()
set(XVFB_PROGRAM_PREFIX "")
endif()
# libX11.so and libgdk-x11-2.0.so are not compiled with MSAN -> report
# use-of-uninitialized-value for string some internal string value.
# TODO(eustas): investigate direct memory leak (32 bytes).
if (NOT (SANITIZER STREQUAL "msan") AND NOT (SANITIZER STREQUAL "asan"))
add_test(
NAME pixbufloader_test_jxl
COMMAND
${XVFB_PROGRAM_PREFIX} $<TARGET_FILE:pixbufloader_test>
"${CMAKE_CURRENT_SOURCE_DIR}/loaders_test.cache"
"${JPEGXL_TEST_DATA_PATH}/jxl/blending/cropped_traffic_light.jxl"
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
)
set_tests_properties(pixbufloader_test_jxl PROPERTIES SKIP_RETURN_CODE 254)
endif()
endif() # Gdk_FOUND
endif() # BUILD_TESTING