react-native-compressor-enyo/lib/module/Audio/index.js

This library compress image, video and audio

import { NativeModules } from 'react-native';
import { AUDIO_BITRATE, DEFAULT_COMPRESS_AUDIO_OPTIONS, checkUrlAndOptions } from '../utils';
const NativeAudio = NativeModules.Compressor;
const Audio = {
  compress: async function (url) {
    let options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : DEFAULT_COMPRESS_AUDIO_OPTIONS;

    try {
      const checkUrlAndOptionsResult = await checkUrlAndOptions(url, options);

      if (!checkUrlAndOptionsResult.isCorrect) {
        throw checkUrlAndOptionsResult.message;
      } else {
        // Get resulting output file path
        // Get media details
        // const mediaDetails: any = await getDetails(url).catch(() => null);
        const mediaDetails = {
          bitrate: 0
        }; // Initialize bitrate

        let bitrate = DEFAULT_COMPRESS_AUDIO_OPTIONS.bitrate;

        if (mediaDetails && mediaDetails.bitrate) {
          // Check and return the appropriate bitrate according to quality expected
          for (let i = 0; i < AUDIO_BITRATE.length; i++) {
            // Check a particular bitrate to return its nearest lower according to quality
            if (mediaDetails.bitrate > AUDIO_BITRATE[i]) {
              if (i + 2 < AUDIO_BITRATE.length) {
                if (options.quality === 'low') bitrate = AUDIO_BITRATE[i + 2];else if (options.quality === 'medium') bitrate = AUDIO_BITRATE[i + 1];else bitrate = AUDIO_BITRATE[i];
              } else if (i + 1 < AUDIO_BITRATE.length) {
                if (options.quality === 'low') bitrate = AUDIO_BITRATE[i + 1];else bitrate = AUDIO_BITRATE[i];
              } else bitrate = AUDIO_BITRATE[i];

              break;
            } // Check if the matching bitrate is the last in the array


            if (mediaDetails.bitrate <= AUDIO_BITRATE[AUDIO_BITRATE.length - 1]) {
              bitrate = AUDIO_BITRATE[AUDIO_BITRATE.length - 1];
              break;
            }
          }
        }

        return NativeAudio.compress_audio(url, {
          bitrate,
          quality: options.quality
        });
      }
    } catch (error) {
      throw error.message;
    }
  }
};
export default Audio;
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