Add support for AVIF, HEIF and JPEG XL (only on Linux yet)

external/CMakeLists.txt

@@ -42,6 +42,7 @@ if (LINUX AND NOT DESKTOP_APP_DISABLE_JEMALLOC)
 endif()
 add_checked_subdirectory(jpeg)
 add_checked_subdirectory(kcoreaddons)
+add_checked_subdirectory(kimageformats)
 add_checked_subdirectory(lz4)
 add_checked_subdirectory(minizip)
 if (LINUX)

external/kimageformats/CMakeLists.txt

@@ -0,0 +1,69 @@
+# This file is part of Desktop App Toolkit,
+# a set of libraries for developing nice desktop applications.
+#
+# For license and copyright information please follow this link:
+# https://github.com/desktop-app/legal/blob/master/LEGAL
+
+if ((DESKTOP_APP_USE_PACKAGED AND NOT DESKTOP_APP_USE_PACKAGED_LAZY) OR NOT LINUX) # should work on non-Linux, but cmake rules aren't implemented yet
+    add_library(external_kimageformats INTERFACE IMPORTED GLOBAL)
+    add_library(desktop-app::external_kimageformats ALIAS external_kimageformats)
+    return()
+endif()
+
+add_library(external_kimageformats STATIC)
+add_library(desktop-app::external_kimageformats ALIAS external_kimageformats)
+init_target(external_kimageformats "(external)")
+
+set(kimageformats_loc ${third_party_loc}/kimageformats)
+set(kimageformats_src ${kimageformats_loc}/src/imageformats)
+
+set_target_properties(external_kimageformats PROPERTIES AUTOMOC ON)
+
+nice_target_sources(external_kimageformats ${kimageformats_src}
+PRIVATE
+    avif.cpp
+    heif.cpp
+    jxl.cpp
+)
+
+target_compile_definitions(external_kimageformats
+PRIVATE
+    QT_STATICPLUGIN
+    KIMG_JXL_API_VERSION=70
+)
+
+target_link_libraries(external_kimageformats
+PRIVATE
+    desktop-app::external_qt
+)
+
+if (DESKTOP_APP_USE_PACKAGED)
+    find_package(libavif REQUIRED)
+    find_package(PkgConfig REQUIRED)
+    pkg_check_modules(LIBHEIF REQUIRED IMPORTED_TARGET libheif)
+    pkg_check_modules(LIBJXL REQUIRED IMPORTED_TARGET libjxl)
+    pkg_check_modules(LIBJXL_THREADS REQUIRED IMPORTED_TARGET libjxl_threads)
+
+    target_link_libraries(external_kimageformats
+    PRIVATE
+        avif
+        PkgConfig::LIBHEIF
+        PkgConfig::LIBJXL
+        PkgConfig::LIBJXL_THREADS
+    )
+else()
+    target_link_static_libraries(external_kimageformats
+    PRIVATE
+        avif
+        heif
+        jxl
+        jxl_threads
+        dav1d
+        libde265
+        brotlicommon-static
+        brotlidec-static
+        brotlienc-static
+        hwy
+        lcms2
+    )
+endif()

external/qt/qt_static_plugins/CMakeLists.txt

@@ -16,6 +16,7 @@ PRIVATE
 target_link_libraries(external_qt_static_plugins
 PUBLIC
     desktop-app::external_qt
+    desktop-app::external_kimageformats
 )
 
 if (LINUX)

external/qt/qt_static_plugins/qt_static_plugins.cpp

@@ -54,8 +54,12 @@ Q_IMPORT_PLUGIN(QGtk3ThemePlugin)
 #endif // Q_OS_WIN | Q_OS_MAC | Q_OS_UNIX
 #endif // !DESKTOP_APP_USE_PACKAGED
 
-#if defined Q_OS_UNIX && !defined Q_OS_MAC
 #if !defined DESKTOP_APP_USE_PACKAGED || defined DESKTOP_APP_USE_PACKAGED_LAZY
+#if defined Q_OS_UNIX && !defined Q_OS_MAC
+Q_IMPORT_PLUGIN(QAVIFPlugin)
+Q_IMPORT_PLUGIN(HEIFPlugin)
+Q_IMPORT_PLUGIN(QJpegXLPlugin)
+
 Q_IMPORT_PLUGIN(NimfInputContextPlugin)
 #ifndef DESKTOP_APP_DISABLE_DBUS_INTEGRATION
 Q_IMPORT_PLUGIN(QFcitxPlatformInputContextPlugin)
@@ -66,5 +70,5 @@ Q_IMPORT_PLUGIN(QFcitx5PlatformInputContextPlugin)
 #ifndef DESKTOP_APP_DISABLE_X11_INTEGRATION
 Q_IMPORT_PLUGIN(QHimePlatformInputContextPlugin)
 #endif // !DESKTOP_APP_DISABLE_X11_INTEGRATION
-#endif // !DESKTOP_APP_USE_PACKAGED || DESKTOP_APP_USE_PACKAGED_LAZY
 #endif // Q_OS_UNIX && !Q_OS_MAC
+#endif // !DESKTOP_APP_USE_PACKAGED || DESKTOP_APP_USE_PACKAGED_LAZY