These are some functions which are not documented, some which pertain to webcam and microphone control:

AsBroadcaster
AsBroadcaster.broadcastMessage
AsBroadcaster.initialize
AsBroadcaster.addListener
AsBroadcaster.removeListener

ASconstructor

Object.prototype.hasOwnProperty
Object.prototype.isPrototypeOf
Object.prototype.isPropertyEnumerable
Object.prototype.toLocaleString

Sound.prototype.setDuration
Sound.prototype.getDuration
Sound.prototype.setPosition
Sound.prototype.getPosition

SharedObject.prototype.connect
SharedObject.prototype.send
SharedObject.prototype.flush
SharedObject.prototype.close
SharedObject.prototype.getSize
SharedObject.prototype.setFps
SharedObject.deleteAll
SharedObject.getDiskUsage
SharedObject.getLocal
SharedObject.getRemote

LocalConnection.prototype.connect
LocalConnection.prototype.send
LocalConnection.prototype.close

System.Product

Accessibility.sendEvent

Camera.prototype.setMode
Camera.prototype.setQuality
Camera.prototype.setKeyFrameInterval
Camera.prototype.setMotionLevel
Camera.prototype.setBandwidth
Camera.prototype.setLoopback
Camera.get

Microphone.prototype.setSilenceLevel
Microphone.prototype.setRate
Microphone.prototype.setGain
Microphone.prototype.setUseEchoSuppression
Microphone.get

NetConnection.prototype.connect
NetConnection.prototype.close
NetConnection.prototype.call
NetConnection.prototype.addheader

NetStream.prototype.close
NetStream.prototype.attachAudio
NetStream.prototype.attachVideo
NetStream.prototype.send
NetStream.prototype.publish
NetStream.prototype.play
NetStream.prototype.receiveAudio
NetStream.prototype.receiveVideo
NetStream.prototype.pause
NetStream.prototype.seek

Video.prototype.attachVideo
Video.prototype.clear