Fisheye cameras and Uniview recorders, for the most part, do not have hardware for dewarping. They rely on the web, PC, or mobile applications to convert the hemispheric view into an easy-to-interpret image.
However, these models do have the hardware to convert the hemispheric view into various streams
NVR:
NVR304-16X NVR304-32X
Fisheye camera:
UV-IPC868ER-VF18-B