!function(t,i){"object"==typeof exports&&"undefined"!=typeof module?module.exports=i():"function"==typeof define&&define.amd?define(i):(t="undefined"!=typeof globalThis?globalThis:t||self).AudioPlayer=i()}(this,(function(){"use strict";function t(t,i,a){for(var e=0;e<a.length;e++)t.setUint8(i+e,a.charCodeAt(e))}function i(i,a,e){var o=function(i,a,e,o,s){var n=i.reduce((function(t,i){return t+i.byteLength}),0),u=new ArrayBuffer(44+n),r=new DataView(u),d=e,h=0;return t(r,h,"RIFF"),h+=4,r.setUint32(h,36+n,!0),t(r,h+=4,"WAVE"),t(r,h+=4,"fmt "),h+=4,r.setUint32(h,16,!0),h+=4,r.setUint16(h,1,!0),h+=2,r.setUint16(h,d,!0),h+=2,r.setUint32(h,a,!0),h+=4,r.setUint32(h,d*a*(o/8),!0),h+=4,r.setUint16(h,d*(o/8),!0),h+=2,r.setUint16(h,o,!0),t(r,h+=2,"data"),h+=4,r.setUint32(h,n,!0),h+=4,i.forEach((function(t){for(var i=new DataView(t.buffer),a=0;a<t.byteLength;)r.setUint8(h,i.getUint8(a)),h++,a++})),r}(i,a||16e3,1,e||16);return new Blob([o],{type:"audio/wav"})}return function(){function t(t){this.toSampleRate=22050,this.resumePlayDuration=1e3,this.fromSampleRate=16e3,this.isAudioDataEnded=!1,this.status="uninit",this.audioDatas=[],this.pcmAudioDatas=[],this.audioDataOffset=0,this.processor=new Worker("".concat(t,"/processor.worker.js"))}return t.prototype.postMessage=function(t){var i=t.type,a=t.data,e=t.isLastData;"uninit"!==this.status&&(this.processor.postMessage({type:i,data:a}),this.isAudioDataEnded=e)},t.prototype.playAudio=function(){var t=this;if(clearTimeout(this.playAudioTime),this.audioContext){for(var i=0,a=this.audioDataOffset;a<this.audioDatas.length;a++)i+=this.audioDatas[a].length;if(!i)return void("play"===this.status&&(this.isAudioDataEnded||this.resumePlayDuration<=0?this.stop():this.playAudioTime=setTimeout((function(){t.playAudio()}),this.resumePlayDuration)));for(var e=this.audioContext.createBuffer(1,i,this.toSampleRate),o=e.getChannelData(0),s=this.audioDatas[this.audioDataOffset],n=0;s;){if(this.audioDataOffset+=1,e.copyToChannel)e.copyToChannel(s,0,n),n+=s.length;else for(a=0;a<s.length;a++)o[a]=s[a];s=this.audioDatas[this.audioDataOffset]}var u=this.audioContext.createBufferSource();this.bufferSource=u,u.buffer=e,u.connect(this.audioContext.destination),u.start(),u.onended=function(i){"play"===t.status&&(t.audioDatas.length?t.playAudio():t.isAudioDataEnded||t.resumePlayDuration<=0?t.stop():t.playAudioTime=setTimeout((function(){t.playAudio()}),t.resumePlayDuration))}}},t.prototype.reset=function(){var t;this.processor.onmessage=null,this.audioDataOffset=0,this.audioDatas=[],this.pcmAudioDatas=[],this.status="uninit",this.isAudioDataEnded=!1,clearTimeout(this.playAudioTime);try{null===(t=this.bufferSource)||void 0===t||t.stop()}catch(t){console.log(t)}},t.prototype.start=function(t){var i=this,a=void 0===t?{}:t,e=a.autoPlay,o=void 0===e||e,s=a.sampleRate,n=void 0===s?16e3:s,u=a.resumePlayDuration,r=void 0===u?1e3:u;this.reset(),this.status="init",this.resumePlayDuration=r;var d=n,h=Math.max(d,22050);h=Math.min(h,96e3),this.fromSampleRate=d,this.toSampleRate=h,this.processor.postMessage({type:"init",data:{fromSampleRate:d,toSampleRate:h}}),this.processor.onmessage=function(t){var a=t.data,e=a.audioData,s=a.pcmAudioData;i.audioDatas.push(e),i.pcmAudioDatas.push(s),1===i.audioDatas.length&&o&&"init"===i.status&&i.play()}},t.prototype.play=function(){var t;this.audioContext||(this.audioContext=new(window.AudioContext||window.webkitAudioContext),this.audioContext.resume()),this.audioContext&&(this.status="play",null===(t=this.onPlay)||void 0===t||t.call(this),this.playAudio())},t.prototype.stop=function(){var t,i;this.audioDataOffset=0,this.status="stop",clearTimeout(this.playAudioTime);try{null===(t=this.bufferSource)||void 0===t||t.stop(),null===(i=this.onStop)||void 0===i||i.call(this,this.audioDatas)}catch(t){console.log(t)}},t.prototype.getAudioDataBlob=function(t){var a,e;if(null===(a=this.pcmAudioDatas)||void 0===a?void 0:a.length)return"wav"===t?i(this.pcmAudioDatas,this.fromSampleRate,16):(e=this.pcmAudioDatas,new Blob(e,{type:"audio/pcm"}))},t}()}));