What happens if the video object is triggered to enable by another object,
like a one shot interpolate, after the comp is loaded instead of the video
object being left in enable by default when it's loaded?

(A stab in the dark for sure...)

-GT



On Fri, Nov 19, 2010 at 7:30 PM, Jonathon Kuo <
[email protected]> wrote:

>
> On Nov 19, 2010, at 4:22 PM, Christopher Wright wrote:
>
> >> Alas, adding a runloop and sleeps don't help.  It seems the problem is
> internal to the -renderAtTime: method. It doesn't check if the comp uses the
> Video Input Patch, and so doesn't wait for the camera to come on. If the
> video patch had a synchronous flag, that might fix it. Guess I'll try to
> find another route...
> >
> > What if you do a -renderAtTime:, then sleep a few seconds, then another
> -renderAtTime:?
>
> I tried that, and a lot of other crazy things, but it seems that the qtz
> composition isn't open/running until -renderAtTime: hits it, and when it's
> got the image, it closes/stops the comp, no matter how many times or how
> fast you ask it to render. It does some fancy legwork to simulate
> "offsetting" itself so many seconds into the composition, but even setting
> the 'start time' to 10000 seconds or so, -renderAtTime: doesn't let the
> camera come on, it just takes quick snapshots and returns blank images. I
> also tried very closely spaced hits, like .001, but no go. Very frustrating!
>
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-- 
George Toledo
[email protected]
www.georgetoledo.com

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