On 10Feb2021 14:17, Tim <ignored_mailbox(a)yahoo.com.au> wrote:
The same kind of thing could be done by storing a still image from
the
camera before you step in front of it, and always comparing it with the
current live camera.
Zoom on my Mac seems to do this, but neater: no background required,
seems to detect that I move and that my background is static. I'm
surprised by how effective it is. - Cameron Simpson <cs(a)cskk.id.au>