Front Camera, Flash, Zoom and Video Conferencing found in latest SDK
Macrumors found interesting information in the latest Beta 3 iPad SDK. Apple's private framework which controls the camera, has 3 additional camera characteristics that are not found in the iPhone 3.x SDK:
It looks like Apple built in API support to test if your iPad had a Front Facing Camera, Zoom and a Camera Flash. The front facing camera could be used for video chat, while Zoom and Camera Flash are often requested features for the iPhone's back camera.
9to5Mac made further investigation and found the following icons which clearly show an interface to accept or decline a video chat:
The size of these buttons show that they will be used on the the iPad's screen rather than the iPhone.
It is still unknown, if these new features will be available in the first version of iPad. We hope to see them in future versions of the iPad, iPhone and iPod Touch.