In article <0001HW.C20DE0FE00063BF8B042494F@nntp.dsl.pipex.com>, Dave <dave@lookNOtoSPAMwindward.com> wrote:
> Hi, > > I have a Carbon Dynamic Library (built using XCode) that is a plug-in to > another application. Basically it uses QuickTime to grab frames of a movie > and then analyzes each frame and produces a report at the end. > > It works really well, except that it hogs the processor and the host > application is locked out until the end of the movie. > > What I would like to be able to do is to Start up a new thread and have this > process the movie, the host application would then "poll" a flag to see if it > had finished. > > How can I go about doing this? What documents should I look at? Any advice > greatly appreciated.
I suggest you subscribe to Apple's developers list and post your question there.