more flood speedups
more flood speedups

wishabi/libvips,jcupitt/libvips,leiyangyou/libvips,jcupitt/libvips,leiyangyou/libvips,jcupitt/libvips,leiyangyou/libvips,lovell/libvips,lovell/libvips,mcanthony/libvips,lovell/libvips,mcanthony/libvips,leiyangyou/libvips,wishabi/libvips,wishabi/libvips,lovell/libvips,jcupitt/libvips,wishabi/libvips,mcanthony/libvips,mcanthony/libvips