react-native-filament/lib/module/hooks/useRecorder.js

A real-time physically based 3D rendering engine for React Native

import { useMemo } from 'react';
import { useFilamentContext } from './useFilamentContext';
import { FilamentProxy } from '../native/FilamentProxy';
import { useDisposableResource } from './useDisposableResource';
import { useWorkletEffect } from './useWorkletEffect';
import { Logger } from '../utilities/logger/Logger';
export function useRecorder({
  width,
  height,
  fps,
  bitRate
}) {
  const {
    engine,
    workletContext
  } = useFilamentContext();
  const recorder = useMemo(() => {
    Logger.debug('Creating recorder JS');
    return FilamentProxy.createRecorder(width, height, fps, bitRate);
  }, [bitRate, fps, height, width]);
  const swapChain = useDisposableResource(workletContext.createRunAsync(() => {
    'worklet';

    return engine.createSwapChainForRecorder(recorder);
  }), [engine, recorder]);
  useWorkletEffect(() => {
    'worklet';

    if (swapChain == null) {
      return;
    }
    engine.setSwapChain(swapChain);
  });
  return {
    recorder,
    swapChain
  };
}
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