Technically, yes, but realistically, no.
We've wrote the driver to be Video4Linux(2) compliant, but we only wrote the driver for MPEG-4 streaming. Most Linux V4L applications expect JPEG or MPEG2 formats, not MPEG-4 or H.264.
Zoneminder / Motion also make use of grabbing single images from a video device, not video streams. So, Zoneminder / Motion's core way of handling video would have to be rewritten to make use of our cards.