[AI] AI inference subsystem with ONNX Runtime backend

.ci/Brewfile

@@ -36,6 +36,7 @@ brew 'jpeg-turbo'
 brew 'jpeg-xl'
 brew 'json-glib'
 brew 'lensfun'
+brew 'libarchive'
 brew 'libavif'
 brew 'libheif'
 brew 'libraw'

.github/workflows/ci.yml

@@ -114,6 +114,7 @@ jobs:
             git \
             gdb \
             intltool \
+            libarchive-dev \
             libatk1.0-dev \
             libavif-dev \
             libcairo2-dev \
@@ -245,6 +246,7 @@ jobs:
             iso-codes:p
             lcms2:p
             lensfun:p
+            libarchive:p
             libavif:p
             libgphoto2:p
             libheif:p

DefineOptions.cmake

@@ -26,6 +26,7 @@ option(USE_LIBRAW "Enable LibRaw support" ON)
 option(DONT_USE_INTERNAL_LIBRAW "If possible, use system instead of intree copy of LibRaw" OFF)
 option(BUILD_CMSTEST "Build a test program to check your system's color management setup" ON)
 option(USE_OPENEXR "Enable OpenEXR support" ON)
+option(BUILD_AI "Enable AI support" OFF)
 option(BUILD_PRINT "Build the print module" ON)
 option(BUILD_RS_IDENTIFY "Build the darktable-rs-identify debug aid" ON)
 option(BUILD_SSE2_CODEPATHS "(EXPERIMENTAL OPTION, DO NOT DISABLE) Building SSE2-optimized codepaths" ON)

README.md

@@ -194,6 +194,7 @@ Optional dependencies (minimum version):
 * libgphoto2 2.5 *(for camera tethering)*
 * Imath 3.1.0 *(for 16-bit "half" float TIFF export and faster import)*
 * libavif 0.9.3 *(for AVIF import & export)*
+* libarchive 3.8.5 *(for AI models download)*
 * libheif 1.13.0 *(for HEIF/HEIC/HIF import; also for AVIF import if no libavif)*
 * libjxl 0.7.0 *(for JPEG XL import & export)*
 * WebP 0.3.0 *(for WebP import & export)*