react-native-audio-api/src/utils/filePresets.ts

react-native-audio-api provides system for controlling audio in React Native environment compatible with Web Audio API specification

import {
  BitDepth,
  FilePresetType,
  FlacCompressionLevel,
  IOSAudioQuality,
} from '../types';

const LowQuality: FilePresetType = {
  sampleRate: 22050,
  bitRate: 48000,
  bitDepth: BitDepth.Bit16,
  flacCompressionLevel: FlacCompressionLevel.L0,
  iosQuality: IOSAudioQuality.Low,
};

const MediumQuality: FilePresetType = {
  sampleRate: 44100,
  bitRate: 128000,
  bitDepth: BitDepth.Bit16,
  flacCompressionLevel: FlacCompressionLevel.L3,
  iosQuality: IOSAudioQuality.Medium,
};

const HighQuality: FilePresetType = {
  sampleRate: 48000,
  bitRate: 192000,
  bitDepth: BitDepth.Bit24,
  flacCompressionLevel: FlacCompressionLevel.L5,
  iosQuality: IOSAudioQuality.High,
};

const LosslessQuality: FilePresetType = {
  sampleRate: 48000,
  bitRate: 320000,
  bitDepth: BitDepth.Bit24,
  flacCompressionLevel: FlacCompressionLevel.L8,
  iosQuality: IOSAudioQuality.High,
};

const FilePreset = {
  Low: LowQuality,
  Medium: MediumQuality,
  High: HighQuality,
  Lossless: LosslessQuality,
} as const;

export default FilePreset;