Canon Camera - Page 167

158 CHAPTER 5 Scripting
if met then
local next_event =
start_ticks + met
for k=1, n, 1 do
if sleep_until(next_event)
then
print "Aborted"
next_event = nil
break
end
shoot()
h, m, s, t = tohms(
next_event-start_ticks)
print(string.format(
"Frame %u, MET %u:%u:%u.%u",
frame, h, m, s, t))
frame = frame + 1
if n > 2 then
next_event = next_event +
idiv((n-k-1)*i1 +(k-1)*i2,
n-2)
else
next_event = next_event + i1
end
end
if not next_event then
break
end
end
end
io.close(file)
-- restore display mode
set_display_mode(old_display_mode)
-- restore AF lock mode
set_aflock(0)
end