option('libexif', type: 'boolean', value: true, description: 'enable EXIF support')
option('cms', type: 'boolean', value: true, description: 'enable colour management support')
option('xmp', type: 'boolean', value: true, description: 'enable special XMP support')
option('libjpeg', type: 'boolean', value: true, description: 'enable special JPEG support')
option('librsvg', type: 'boolean', value: true, description: 'enable RSVG support')
option('gtk_doc', type: 'boolean', value: false, description: 'build documentation')
option('introspection', type: 'boolean', value: true, description: 'Enable GObject Introspection (depends on GObject)')
option('installed_tests', type: 'boolean', value: false, description: 'enable installed unit tests')
option('libportal', type: 'boolean', value: true, description: 'Enable xdg-desktop-portal support')
option('profile', type: 'combo', choices: ['default', 'Devel'], value: 'default', description: 'Build profile')