ArtPlayer/docs/uncompiled/artplayer-plugin-audio-track/index.js

var artplayerPluginAudioTrack = (function() {
  "use strict";
  function artplayerPluginAudioTrack2(option) {
    return (art) => {
      let { url, offset = 0, sync = 0.3 } = option;
      const audio = new Audio();
      audio.preload = "auto";
      if (url) {
        audio.src = url;
      }
      function syncAudio() {
        if (!art.video || !url)
          return;
        const videoTime = art.currentTime;
        const targetTime = videoTime + offset;
        if (Math.abs(audio.currentTime - targetTime) > sync) {
          audio.currentTime = targetTime;
        }
      }
      art.on("play", () => {
        if (!url)
          return;
        syncAudio();
        audio.play().catch((err) => {
          console.warn(err);
        });
      });
      art.on("pause", () => {
        audio.pause();
      });
      art.on("seek", () => {
        syncAudio();
      });
      art.on("video:timeupdate", () => {
        if (art.playing) {
          syncAudio();
        }
      });
      art.on("video:ratechange", () => {
        audio.playbackRate = art.video.playbackRate;
      });
      art.on("video:volumechange", () => {
        audio.volume = art.volume;
        audio.muted = art.muted;
      });
      art.on("video:waiting", () => {
        audio.pause();
      });
      art.on("video:playing", () => {
        if (url && art.playing) {
          audio.play().catch((err) => {
            console.warn(err);
          });
        }
      });
      art.on("destroy", () => {
        audio.pause();
        audio.src = "";
        audio.load();
      });
      function update(newOption) {
        if (newOption.url && newOption.url !== url) {
          url = newOption.url;
          audio.src = url;
          if (art.playing) {
            audio.play().catch((err) => console.warn(err));
          }
        }
        if (newOption.offset !== void 0) {
          offset = newOption.offset;
        }
        if (newOption.sync !== void 0) {
          sync = newOption.sync;
        }
      }
      audio.volume = art.volume;
      audio.muted = art.muted;
      audio.playbackRate = art.video?.playbackRate || 1;
      return {
        name: "artplayerPluginAudioTrack",
        audio,
        update
      };
    };
  }
  return artplayerPluginAudioTrack2;
})();