Any good Demo Recording tool?

Looking for a tool that allows to record a user session to be used to create a video demo. Functionalities needed: - zoom-in / zoom-out

- field highlights

- spotlights

- narrative voice recording

- video editing (cut, insert titles or slides, ...)

- ...

O开发者_如何学Cpen source alternatives are preferred, although commercial ones are ok (I'd love to do Apple-style videos)

---

Take a look at ScreenFlow. It's not free, but it has great functionality and publishing options.

---

I'm looking at some of the tools mentioned on this page for creating some demo videos of features on my site that I'll be posting to YouTube.com.

http://altawebworks.com/articles/internet-marketing/make-your-own-video-demo

Also, I'm checking out some tools mentioned here that are free:

http://mashable.com/2008/02/21/screencasting-video-tutorials/