react-native-recording/lib/index.js

React Native audio recording module used for DSP

import { NativeModules, NativeEventEmitter } from "react-native";
const { Recording } = NativeModules;
const eventEmitter = new NativeEventEmitter(Recording);

// interface options {
//   bufferSize: number,
//   sampleRate: number,
//   bitsPerChannel: 8 | 16,
//   channelsPerFrame: 1 | 2,
// }

export default {
  // TODO: params check
  init: (options) => Recording.init(options),
  start: () => Recording.start(),
  stop: () => Recording.stop(),
  addRecordingEventListener: (listener) =>
    eventEmitter.addListener("recording", listener),
};