option('enable_png', description: 'Enable PNG loader (requires libpng)', type: 'boolean', value: true) option('enable_tiff', description: 'Enable TIFF loader (requires libtiff), disabled on Windows if "enable_native_windows_loaders" is used', type: 'boolean', value: true) option('enable_jpeg', description: 'Enable JPEG loader (requires libjpeg), disabled on Windows if "enable_native_windows_loaders" is used', type: 'boolean', value: true) option('enable_jasper', description: 'Enable JPEG2000 loader (requires libjasper)', type: 'boolean', value: false) option('builtin_loaders', description: 'Comma-separated list of loaders to build into gdk-pixbuf, or "none", or "all" to build all buildable loaders into gdk-pixbuf', type: 'string', value: 'none') option('with_docs', description: 'Whether to generate the API reference (requires GTK-Doc)', type: 'boolean', value: false) option('with_gir', description: 'Whether to generate the API introspection data (requires GObject-Introspection)', type: 'boolean', value: true) option('with_man', description: 'Whether to generate man pages (requires xlstproc)', type: 'boolean', value: true) option('enable_relocatable', description: 'Whether to enable application bundle relocation support', type: 'boolean', value: false) option('enable_native_windows_loaders', description: 'Use Windows system components to handle BMP, EMF, GIF, ICO, JPEG, TIFF and WMF images, overriding enable_jpeg and enable_tiff. To build this into gdk-pixbuf, pass in windows" with the other loaders to build in or use "all" with the builtin_loaders option', type: 'boolean', value: false)