FaceCallbackPlugin
Callback plugin for face detection
Specialization of CallbackPlugin for face detection results.
Extends
Constructors
new FaceCallbackPlugin()
new FaceCallbackPlugin(
callback):FaceCallbackPlugin
Constructor
Parameters
• callback
Callback method
Returns
Inherited from
Properties
callback()
protectedcallback: (r) =>void
Callback method
Parameters
• r: FaceResult
Returns
void
Inherited from
loaded
loaded:
boolean
Loaded state
Inherited from
ordinal
ordinal:
number
Ordinal number
Inherited from
renderer?
protectedoptionalrenderer:Renderer<FaceResult>
Renderer loaded the plugin
Inherited from
Methods
dispose()
dispose():
void
Dispose video plugin
Returns
void
Inherited from
load()
load(
renderer):Promise<void>
Initialize plugin
Initializes resources/instances needed by plugin. Overridden by derived classes for particular task.
Parameters
• renderer: Renderer<FaceResult>
Renderer this plugin is attached to
Returns
Promise<void>
Promise resolving when initialization is finished
Inherited from
setupCamera()
setupCamera(
ratio,angle):void
Set camera parameters
Could be overridden to adjust plugin’s pipeline.
Parameters
• ratio: number
Aspect ration of input video
• angle: number
Vertical field of view in radians
Returns
void
Inherited from
setupVideo()
setupVideo(
size):void
Set video size
Could be overridden to adjust plugin’s pipeline.
Parameters
• size: Size
Resolution of input video
Returns
void
Inherited from
unload()
unload():
void
Reset plugin
Releases all resources/instances created in load(). Overridden by derived classes for particular task.
Returns
void
Inherited from
update()
update(
result,stream):Promise<void>
Update
Override executes the callback on results of video processing.
Parameters
• result: FaceResult
Results of video processing
• stream: HTMLCanvasElement
Captured video frame
Returns
Promise<void>
Promise resolving when update is finished