osgVideo::VideoFeed Class Reference

Callback Class that takes video from a camera a uses as background.

Public Member Functions
	VideoFeed (osgVideo::VideoSource *)
	Constructor that sets which VideoSource to use.
virtual void	operator() (osgProducer::OsgSceneHandler &, Producer::Camera &)
	texture maps the video feed onto the background.
void	setSceneView (osgUtil::SceneView *sceneView)
	store a reference to the SceneView.
void	setVideoSource (osgVideo::VideoSource *videoSource)
	sets which VideoSource to use.
osgVideo::VideoSource *	getVideoSource (void)
	return the VideoSource in use.
Protected Member Functions
bool	createTexture ()
	allocates memory for the texture.
bool	updateTexture ()
	gets a new frame and updates the texture.

---

Constructor & Destructor Documentation

VideoFeed::VideoFeed (  osgVideo::VideoSource *  videoSource  )

Callback class to update the background texture with the frame from a video camera. Parameters: videoSource  the VideoSource to use.

---

Member Function Documentation

bool VideoFeed::createTexture (   )  [protected]

Loads a file and uses it as a texture for the background This texture will be updated by the camera new version creates a texture and allocates memory for it. Returns: true if successful, false otherwise.

void VideoFeed::operator() (  osgProducer::OsgSceneHandler &  sh, Producer::Camera &  camera )  [virtual]

Texture maps the camera input onto a polygon on the background calls updateTexture to obtain a new camera frame. Parameters: sh  the sceneHandler camera  a Producer::Camera.

bool VideoFeed::updateTexture (   )  [protected]

Obtain a new reading from the camera. Called by updateBackground. Returns: true if successful, false otherwise.

---

The documentation for this class was generated from the following files:

• VideoFeed
• VideoFeed.cpp

---