Function: useFrameProcessor()

useFrameProcessor(frameProcessor, dependencies): ReadonlyFrameProcessor

Returns a memoized Frame Processor function wich you can pass to the <Camera>. (See "Frame Processors")

Make sure to add the 'worklet' directive to the top of the Frame Processor function, otherwise it will not get compiled into a worklet.

Parameters

• frameProcessor

The Frame Processor

• dependencies: DependencyList

The React dependencies which will be copied into the VisionCamera JS-Runtime.

Returns

ReadonlyFrameProcessor

The memoized Frame Processor.

Worklet

Example

const frameProcessor = useFrameProcessor((frame) => {
  'worklet'
  const faces = scanFaces(frame)
  console.log(`Faces: ${faces}`)
}, [])

Defined in

hooks/useFrameProcessor.ts:42