feat: 录音试听测试

jensen.d.ts

@@ -5,6 +5,13 @@ export type DeviceInfo = {
   versionCode: string;                              // 固件版本号的字符串表示，如1.2.3
 };
 
+// 电池电量信息
+export type BatteryStatus = {
+  status: 'idle' | 'charging' | 'full';             // 电池状态，idle：闲置，charging：充电中，full：满电
+  battery: number;                                  // 电量百分比，整型，0~100
+  voltage: number;                                  // 电池电压，单位：微伏
+}
+
 // 常规指令的应答结构，表示指令的结果是成功或是失败
 export type ReturnStruct = {
   common: { result: 'failed' | 'success' };
@@ -168,14 +175,17 @@ declare class Jensen {
   // 注意：文件传输进度和数据并不是同时到达的，在文件传输到100%时才会开始调用on回调进行转移数据
   getFile: (fileName: string, length: number, on?: (msg: Uint8Array | 'fail') => void, onprogress?: (size: number) => void) => void;
 
-  // 持续传输文件，filename为文件名称，length为文件长度，ondata为数据回调，seconds为超时时长
-  transferFile: (filename: string, length: number, ondata: (msg: Uint8Array | 'fail') => void, seconds?: number) => Promise<ReturnStruct['common']>;
-
   // 获取指定长度的录音文件内容，length参数可以小于或等于文件的原始长度，其它参数与getFile()方法一致
   getFilePart: (fileName: string, length: number, on?: (msg: Uint8Array | 'fail') => void, onprogress?: (size: number) => void) => void;
   
   // 暂不使用
   getFileBlock: (fileName: string, length: number, on?: (msg: Uint8Array | 'fail') => void) => Promise<ReturnStruct['common']>;
+
+  // 录音文件随机读取，从指定位置起读取指定数量个字节
+  readFile: (fname: string, offset: number, length: number) => Promise<Uint8Array>;
+
+  // 传输文件
+  transferFile: (filename: string, length: number, ondata: (msg: Uint8Array | 'fail') => void, seconds?: number) => Promise<ReturnStruct['common']>;
   
   // 请求固件更新
   // #versionNumber 新固件的版本号
@@ -183,6 +193,9 @@ declare class Jensen {
   // #time 超时时长
   requestFirmwareUpgrade: (versionNumber: number, length: number, time?: number) => Promise<{ result: 'accepted' | 'fail' }>;
 
+  // 获取电池电量信息
+  getBatteryStatus: (time?:number) => Promise<BatteryStatus>;
+
   // 发送新固件内容到设备端
   // #data 为固件数据内容
   // #seconds 为超时时长
@@ -277,9 +290,6 @@ declare class Jensen {
   // 获取实时音频流数据
   getRealtime: (frames: number) => Promise<{ data: Uint8Array; rest: number }>;
   
-  // 录音文件随机读取，从指定位置起读取指定数量个字节
-  readFile: (fname: string, offset: number, length: number) => Promise<Uint8Array>;
-  
   // 请求设备提示音更新
   requestToneUpdate: (signature: string, size: number, seconds?: number) => Promise<ToneUpdateResponse>;
   
@@ -291,6 +301,7 @@ declare class Jensen {
   
   // 更新设备UAC固件
   updateUAC: (data: Uint8Array, seconds?: number) => Promise<ReturnStruct['common']>;
+
 }
 
 export = Jensen;

src/audio-worker.js

@@ -31,36 +31,41 @@ async function initFFmpeg() {
 }
 
 // 解码mp3数据为pcm数据
-async function decode_mp3(data) {
+async function decode_mp3(req) {
   try {
     const ffmpeg = await initFFmpeg();
     
     // 检查FFmpeg是否已加载
     if (!ffmpeg || !ffmpeg.loaded) {
-      throw new Error('FFmpeg not properly loaded');
+      // 如果没有加载完成，就一直等待
+      while (!ffmpeg || !ffmpeg.loaded) {
+        await new Promise(resolve => setTimeout(resolve, 100));
+      }
+      // throw new Error('FFmpeg not properly loaded');
     }
     
     console.log('FFmpeg is ready, starting MP3 decode...');
     
     // 将MP3数据写入FFmpeg
-    await ffmpeg.writeFile('input.mp3', data);
+    let fname = req.name;
+    await ffmpeg.writeFile(fname + '.mp3', req.data);
     
     // 使用FFmpeg解码MP3为PCM s16le格式
     await ffmpeg.exec([
-      '-i', 'input.mp3',
+      '-i', fname + '.mp3',
       '-f', 's16le',
       '-acodec', 'pcm_s16le',
       '-ar', '16000',
       '-ac', '1',
-      'output.pcm'
+      fname + '-output.pcm'
     ]);
     
     // 读取解码后的PCM数据
     const pcmData = await ffmpeg.readFile('output.pcm');
     
     // 清理临时文件
-    await ffmpeg.deleteFile('input.mp3');
-    await ffmpeg.deleteFile('output.pcm');
+    await ffmpeg.deleteFile(fname + '.mp3');
+    await ffmpeg.deleteFile(fname + '-output.pcm');
     
     // 将Uint8Array转换为Uint16Array (s16le格式)
     const uint8Array = new Uint8Array(pcmData);

src/index.tsx

@@ -98,7 +98,9 @@ export function Home() {
   }
 
   const getTime = async () => {
-    let time = await jensen.getTime();
+    console.log(jensen);
+    jensen.dump();
+    let time = await jensen.getTime(5);
     alert(JSON.stringify(time));
   }
 
@@ -223,11 +225,17 @@ export function Home() {
 
   // 先创建audio-worker，给到后面使用
   const audioWorker = new Worker(new URL('./audio-worker.js', import.meta.url), { type: 'module' });
+  const waveformWorker = new Worker(new URL('./waveform-worker.js', import.meta.url), { type: 'module' });
+
+  waveformWorker.onmessage = (e) => {
+    console.log('waveformWorker', e);
+  }
+
   audioWorker.onmessage = (e) => {
     // console.log(e);
     if (e.data.waveformData)
     {
-      console.log(e.data.waveformData);
+      console.log('waveform', e.data.waveformData);
       // 把e.data.waveformData追加到waveformData的末尾
       // let waveform = [];
       /*
@@ -292,6 +300,7 @@ export function Home() {
   const prepareAudio = () => {
     const mediaSource = new MediaSource();
     const audioElement = document.createElement('audio');
+    audioElement.autoplay = true;
     audioElement.src = URL.createObjectURL(mediaSource);
     document.body.appendChild(audioElement);
 
@@ -299,34 +308,34 @@ export function Home() {
       // Create source buffer for MP3
       let sourceBuffer = mediaSource.addSourceBuffer('audio/mpeg');
       setSourceBuffer(sourceBuffer);
+      // sourceBuffer.mode = 'sequence';
 
       alert('sourceopen');
       
       // Feed MP3 data to source buffer
       sourceBuffer.addEventListener('updateend', () => {
-        if (!sourceBuffer.updating && mediaSource.readyState === 'open') {
-          mediaSource.endOfStream();
-          audioElement.play();
-        }
-        if (mp3.length > 0)
-        {
-          sourceBuffer.appendBuffer(mp3.shift());
-        }
+        // dequeue();
       });
     });
   }
 
-  const enqueue = (clip: Uint8Array) => {
-    if (!sourceBuffer) return;
-    if (!sourceBuffer.updating && mp3.length === 0) {
+  const dequeue = () => {
+    if (sourceBuffer?.updating == false && mp3.length > 0 && sourceBuffer.buffered.length < 100)
+    {
+      let clip = mp3.shift();
       sourceBuffer.appendBuffer(clip);
-    } else {
-      mp3.push(clip);
+      console.log('appendBuffer', clip.length);
+    }
+    else
+    {
+      setTimeout(() => dequeue(), 100);
     }
   }
 
+  const mp3data:any[] = [];
+
   const test = async () => {
-    let idx = prompt('请输入文件序号', '0');
+    let idx = prompt('请输入文件序号', '8');
     if (idx === null || idx === undefined) return;
     let file = files[parseInt(idx)];
     if (file === null || file === undefined) return alert('文件不存在');
@@ -334,11 +343,73 @@ export function Home() {
     jensen.transferFile(file.name, file.length, (data : Uint8Array | 'fail') => {
       if (data instanceof Uint8Array)
       {
-        enqueue(data);
+        if (sourceBuffer?.updating == false)
+        {
+          sourceBuffer.appendBuffer(data);
+          console.log('directly appendBuffer', data.length);
+        }
+        else
+        {
+          console.log('enqueue', data.length);
+          mp3.push(data);
+          dequeue();
+        }
+        mp3data.push(data);
+        let totalLength = 0;
+        for (let i = 0; i < mp3data.length; i++)
+        {
+          totalLength += mp3data[i].length;
+        }
+        if (totalLength == file.length)
+        {
+          let audioData = new Uint8Array(totalLength);
+          let offset = 0;
+          for (let i = 0; i < mp3data.length; i++)
+          {
+            audioData.set(mp3data[i], offset);
+            offset += mp3data[i].length;
+          }
+          decodeAudioData(audioData);
+        }
       }
     });
   }
 
+  const decodeAudioData = (audioData: Uint8Array) => {
+    // 将audioData分成10块，分别发送给audioWorker进行处理
+    let clips = 1;
+    let blockSize = Math.ceil(audioData.length / clips);
+    let audioContext = new AudioContext();
+    for (let i = 0; i < clips; i++)
+    {
+      let block = audioData.buffer.slice(i * blockSize, (i + 1) * blockSize);
+      let name = 'block-' + i;
+      // audioWorker.postMessage({ data: block, name: name });
+      audioContext.decodeAudioData(block).then((buffer) => {
+        // console.log('decodeAudioData' + i, buffer);
+        waveformWorker.postMessage({ id: name, pcmdata: buffer });
+      }).catch((err) => {
+        console.log('decodeAudioData' + i, err);
+      });
+    }
+  }
+
+  const transmit = () => {
+    let idx = prompt('请输入文件序号', '10');
+    if (idx === null || idx === undefined) return;
+    let file = files[parseInt(idx)];
+    if (file === null || file === undefined) return alert('文件不存在');
+    jensen.getFile(file.name, file.length, (data : Uint8Array | 'fail') => {}, (b:number) => {console.log('progress', b)});
+    setTimeout(() => {
+      jensen.stopReceive();
+      console.log('stop receive.......');
+      setTimeout(() => {
+        jensen.resumeReceive();
+        console.log('resume receive.......');
+      }, 1500);
+    }, 5000);
+  }
+
   return (
     <>
     <div style={{ display: 'flex', flexDirection: 'row', gap: '16px', padding: '16px', alignItems: 'center', flexWrap: 'wrap' }}>
@@ -346,6 +417,7 @@ export function Home() {
       <button onClick={listFiles}>文件列表</button>
       <button onClick={prepareAudio}>准备音频</button>
       <button onClick={test}>传输与播放</button>
+      <button onClick={transmit}>传输中断测试</button>
       <button onClick={getFilePart}>获取文件</button>
       <button onClick={writeSN}>SN写号</button>
       <button onClick={getTime}>获取时间</button>

src/utils/jensen.js

 import { Logger as internalLogger, formatTime, shortcutKeys, sliceTime } from './utils';
+import md5 from 'js-md5';
 
 const INVAILD = 0x00;
 const QUERY_DEVICE_INFO = 0x01;
@@ -26,7 +27,7 @@ const TONE_UPDATE = 0x17;
 const REQUEST_UAC_UPDATE = 0x18;
 const UAC_UPDATE = 0x19;
 const FACTORY_RESET = 0xf00b;
-
+const GET_BATTERY_STATUS = 0x1004;
 const REALTIME_READ_SETTING = 0x20;
 const REALTIME_CONTROL = 0x21;
 const REALTIME_TRANSFER = 0x22;
@@ -50,20 +51,20 @@ const COMMAND_NAMES = {
   [DELETE_FILE]: 'delete-file',
   [REQUEST_FIRMWARE_UPGRADE]: 'request-firmware-upgrade',
   [FIRMWARE_UPLOAD]: 'firmware-upload',
-  [READ_CARD_INFO]: 'read-card-info',
-  [FORMAT_CARD]: 'format-card',
-  [GET_RECORDING_FILE]: 'get-recording-file',
-  [RESTORE_FACTORY_SETTINGS]: 'restore-factory-settings',
-  [SCHEDULE_INFO]: 'calendar',
-  [DEVICE_MSG_TEST]: 'test',
-  [BNC_DEMO_TEST]: 'bnc-demo',
+  [READ_CARD_INFO]: 'read card info',
+  [FORMAT_CARD]: 'format card',
+  [GET_RECORDING_FILE]: 'get recording file',
+  [RESTORE_FACTORY_SETTINGS]: 'restore factory settings',
+  [SCHEDULE_INFO]: 'send meeting schedule info',
+  [DEVICE_MSG_TEST]: 'device msg test',
+  [BNC_DEMO_TEST]: 'bnc demo test',
   [GET_SETTINGS]: 'get-settings',
   [SET_SETTINGS]: 'set-settings',
-  [GET_FILE_BLOCK]: 'get-file-block',
-  [FACTORY_RESET]: 'factory-reset',
-  [TEST_SN_WRITE]: 'test-sn-write',
-  [RECORD_TEST_START]: 'record-test-start',
-  [RECORD_TEST_END]: 'record-test-end',
+  [GET_FILE_BLOCK]: 'get file block',
+  [FACTORY_RESET]: 'factory reset',
+  [TEST_SN_WRITE]: 'test sn write',
+  [RECORD_TEST_START]: 'record test start',
+  [RECORD_TEST_END]: 'record test end',
   [BLUETOOTH_SCAN]: 'bluetooth-scan',
   [BLUETOOTH_CMD]: 'bluetooth-cmd',
   [BLUETOOTH_STATUS]: 'bluetooth-status'
@@ -86,9 +87,11 @@ function Jensen(log, conn) {
   let totalBytes = 0;
   let handlers = {};
   let pid = 0;
+  let recvable = true;
 
   let self = this;
   this.data = {};
+  this.sqidx = new Date().getTime();
   // 消息
   this.decodeTimeout = 0;
   this.timewait = 1;
@@ -122,6 +125,20 @@ function Jensen(log, conn) {
     self.versionNumber = null;
   };
 
+  function determineModel(productId) {
+    if (productId == 0xb00c) return 'hidock-h1';
+    if (productId == 0xb00d) return 'hidock-h1e';
+    if (productId == 0xb00e) return 'hidock-p1';
+    if (productId == 0xb00f) return 'hidock-p1:mini';
+    if (productId == 0x0100) return 'hidock-h1';
+    if (productId == 0x0101) return 'hidock-h1e';
+    if (productId == 0x0102) return 'hidock-h1';
+    if (productId == 0x0103) return 'hidock-h1e';
+    if (productId == 0x2040) return 'hidock-p1';
+    if (productId == 0x2041) return 'hidock-p1:mini';
+    return 'unknown';
+  }
+
   const setup = async function (disableOnConnect) {
     if (ready) return;
     self.versionCode = null;
@@ -132,10 +149,7 @@ function Jensen(log, conn) {
       await device.claimInterface(0);
       await device.selectAlternateInterface(0, 0);
       pid = device.productId;
-      self.model = device.productId == 0xb00c ? 'hidock-h1'
-          : device.productId == 0xb00d ? 'hidock-h1e'
-            : device.productId == 0xb00e ? 'hidock-p1'
-              : device.productId == 0xb00f ? 'hidock-p1:mini' : 'unknown';
+      self.model = determineModel(device.productId);
       Logger.info('jensen', 'connect', 'device pid: ' + device.productId);
     } catch (e) {
       Logger.error('jensen', 'setup', String(e));
@@ -152,26 +166,27 @@ function Jensen(log, conn) {
     }
   };
 
-  this.initialize = async function() {
-    if (conn)
-    {
+  this.initialize = async function () {
+    if (conn) {
       if (!conn.opened) conn.open();
       await setup();
     }
     return true;
   }
 
+  this.sequence = function () {
+    return this.sqidx++;
+  }
+
   this.reconnect = async function () {
-    try
-    {
+    try {
       await device.close();
       await device.open();
       ready = false;
       await setup();
       return true;
     }
-    catch(ex)
-    {
+    catch (ex) {
       Logger.error('jensen', 'reconnect', ex);
     }
   }
@@ -182,7 +197,7 @@ function Jensen(log, conn) {
     if (r) return;
 
     let conn = await navigator.usb.requestDevice({
-      filters: [{ vendorId: 0x10d6 }]
+      filters: [{ vendorId: 0x10d6 }, { vendorId: 0x3887 }]
     });
     await conn.open();
     // self.model = conn.productId == 45069 ? 'hidock-h1e' : 'hidock-h1';
@@ -232,6 +247,19 @@ function Jensen(log, conn) {
     setup();
   }
 
+  this.stopReceive = function () {
+    recvable = false;
+  }
+
+  this.resumeReceive = async function () {
+    recvable = true;
+    if (current) trigger(null, current.replace(/^cmd-(\d+)-(\d+)$/gi, '$1'));
+    blocks.length = 0;
+    totalBytes = 0;
+    // 不发送一下，是不会回应数据的
+    await this.getTime(5);
+  }
+
   this.isConnected = function () {
     return device != null;
   };
@@ -240,7 +268,7 @@ function Jensen(log, conn) {
     Logger.info('jensen', 'disconnect', 'disconnect');
     try {
       await device?.close();
-    } catch (e) {}
+    } catch (e) { }
   };
 
   this.send = function (cmd, seconds, onprogress) {
@@ -309,8 +337,8 @@ function Jensen(log, conn) {
     let tag = 'cmd-' + cmd.command + '-' + cmd.index;
     let t = seconds
       ? setTimeout(() => {
-          timeout(tag);
-        }, seconds * 1000)
+        timeout(tag);
+      }, seconds * 1000)
       : null;
     return new Promise((resolve, reject) => {
       actions[tag] = {
@@ -322,11 +350,16 @@ function Jensen(log, conn) {
     });
   };
 
+  this._trigger = function (resp, msgid) {
+    trigger(resp, msgid);
+  }
+
   const trigger = function (resp, msgid) {
     if (current == null) return;
     Logger.debug('jensen', 'trigger', pid + ':trigger - ' + current.substring(0, current.lastIndexOf('-')) + ' <---> cmd-' + (msgid || 'err'));
     if (current.substring(0, current.lastIndexOf('-')) != 'cmd-' + msgid) {
       // current = null;
+      Logger.debug('jensen', 'trigger', 'msgid mismatched');
       return;
     }
     if (current in actions == false) {
@@ -345,6 +378,7 @@ function Jensen(log, conn) {
     let p = actions[tag];
     p.resolve(null);
     delete actions[tag];
+    current = null;
   };
 
   this.dump = function () {
@@ -355,7 +389,7 @@ function Jensen(log, conn) {
   };
 
   const tryReceive = function () {
-    if (device)
+    if (device && recvable)
       // console.log('trace', device);
       device.transferIn(2, RECV_BUFF_SIZE).then((r) => {
         Logger.save?.('jensen', 'tryReceive', r?.data);
@@ -378,9 +412,13 @@ function Jensen(log, conn) {
     blocks.push(result.data);
     tryReceive();
     if (self.decodeTimeout) clearTimeout(self.decodeTimeout);
-    self.decodeTimeout = setTimeout(function () { tryDecode(); }, self.timewait);
+    self.decodeTimeout = setTimeout(function () {
+      tryDecode();
+    }, self.timewait);
     if (self.onreceive) {
-      try { self.onreceive(totalBytes); } catch (e) {}
+      try {
+        self.onreceive(totalBytes);
+      } catch (e) { }
     }
   };
 
@@ -451,6 +489,7 @@ function Jensen(log, conn) {
           if (!handler) handler = Jensen.handlers[msgid];
           handler(null, self);
         } catch (e) {
+          console.error(e);
           trigger(e);
           Logger.error('jensen', 'decode', 'decode error: ' + String(e));
         }
@@ -667,14 +706,12 @@ Jensen.prototype.listFiles = async function () {
   this[tag] = [];
   this.registerHandler(QUERY_FILE_LIST, (msg, jensen) => {
     console.log('tag', tag);
-    if (msg.body.length == 0)
-    {
+    if (msg.body.length == 0) {
       console.log('remove tag1: ' + tag);
       jensen[tag] = null;
       return [];
     }
-    if (jensen[tag] == null)
-    {
+    if (jensen[tag] == null) {
       console.trace('no tag for: ' + tag);
       return 'x';
     }
@@ -693,7 +730,7 @@ Jensen.prototype.listFiles = async function () {
     let fnpad = function (v) {
       return v > 9 ? v : '0' + v;
     };
-    for (let i = start; i < data.length; ) {
+    for (let i = start; i < data.length;) {
       let len = 0;
       let fname = [];
 
@@ -728,24 +765,19 @@ Jensen.prototype.listFiles = async function () {
         ftime = new Date(ftime);
         duration = (flen / 32) * 4;
       }
-      else
-      {
+      else {
         ftime = null;
       }
-      if (ver == 1)
-      {
+      if (ver == 1) {
         duration = duration * 2;
       }
-      else if (ver == 2)
-      {
+      else if (ver == 2) {
         duration = (flen - 44) / 48 / 2;
       }
-      else if (ver == 3)
-      {
+      else if (ver == 3) {
         duration = (flen - 44) / 48 / 2 / 2;
       }
-      else if (ver == 5)
-      {
+      else if (ver == 5) {
         duration = flen / 12;
       }
       let createDate = '';
@@ -771,7 +803,7 @@ Jensen.prototype.listFiles = async function () {
     if (fcount == -1) {
       // return [];
     }
-    
+
     // 如果files有重复的signature，那就持续改为不重复的为止
     // Check for duplicate signatures and regenerate if needed
     const signatureCounts = {};
@@ -790,11 +822,10 @@ Jensen.prototype.listFiles = async function () {
     // 如果已经等待过长的时间了，那就直接返回好了
     let kv = tag + '-timer';
     let now = new Date().getTime();
-    if (kv in jensen)
-    {
+    if (kv in jensen) {
       window.clearTimeout(jensen[kv]);
     }
-    
+
     jensen[kv] = now;
 
     // 要怎么样触发这个回调？
@@ -830,27 +861,6 @@ Jensen.prototype.readFile = async function (filename, offset, length, seconds) {
   return this.send(new Command(TRANSFER_FILE_PARTIAL).body(data), seconds);
 }
 
-Jensen.prototype.transferFile = async function (filename, length, ondata, seconds) {
-  let fname = [];
-  for (let i = 0; i < filename.length; i++) fname.push(filename.charCodeAt(i));
-  let flen = 0;
-  this.registerHandler(TRANSFER_FILE, (msg) => {
-    if (msg != null) {
-      flen += msg.body.length || msg.body.byteLength;
-      ondata(msg.body);
-      Logger.info('jensen', 'transfer-file', `${length} ${flen}`);
-      if (flen >= length) {
-        Logger.info('jensen', 'transfer-file', 'file transfer finish.');
-        return 'OK';
-      }
-    } else {
-      Logger.info('jensen', 'transfer-file', 'file transfer fail.');
-      ondata('fail');
-    }
-  });
-  return this.send(new Command(TRANSFER_FILE).body(fname), seconds);
-}
-
 Jensen.prototype.setTime = async function (time, seconds) {
   let str =
     time.getFullYear() +
@@ -1006,17 +1016,14 @@ Jensen.prototype.getFile = async function (filename, length, ondata, onprogress)
   };
   // this.onreceive = onprogress;
   this._progress_report = {};
-  this.onreceive = function(recvBytes)
-  {
+  this.onreceive = function (recvBytes) {
     let percent = Math.floor(recvBytes / length * 100);
     let k = 't' + percent;
-    if (percent % 5 == 0 && percent > 0 && percent < 100)
-    {
+    if (percent % 5 == 0 && percent > 0 && percent < 100) {
       this._progress_report[k] && onprogress?.(recvBytes);
       this._progress_report[k] = true;
     }
-    if (percent == 100)
-    {
+    if (percent == 100) {
       onprogress?.(recvBytes);
     }
   }
@@ -1129,7 +1136,10 @@ Jensen.prototype.getFileBlock = async function (filename, length, ondata) {
 
   return this.send(new Command(GET_FILE_BLOCK).body(data));
 };
-
+Jensen.prototype.getBatteryStatus = function (seconds) {
+  if (this.model != 'hidock-p1') return null;
+  return this.send(new Command(GET_BATTERY_STATUS), seconds);
+}
 Jensen.prototype.writeSerialNumber = async function (sn) {
   let data = [];
   for (let i = 0; i < sn.length; i++) {
@@ -1169,7 +1179,27 @@ Jensen.prototype.sendScheduleInfo = function (infos) {
     return this.send(new Command(SCHEDULE_INFO).body(bodys));
   }
 };
-
+Jensen.prototype.transferFile = async function (filename, length, ondata, seconds) {
+  let fname = [];
+  for (let i = 0; i < filename.length; i++) fname.push(filename.charCodeAt(i));
+  let flen = 0;
+  this.registerHandler(TRANSFER_FILE, (msg) => {
+    if (msg != null) {
+      flen += msg.body.length || msg.body.byteLength;
+      ondata(msg.body);
+      // Logger.info('jensen', 'transfer-file', `${length} ${flen}`);
+      if (flen >= length) {
+        // Logger.info('jensen', 'transfer-file', 'file transfer finish.');
+        ondata(null);
+        return 'OK';
+      }
+    } else {
+      Logger.info('jensen', 'transfer-file', 'file transfer fail.');
+      ondata('fail');
+    }
+  });
+  return this.send(new Command(TRANSFER_FILE).body(fname), seconds);
+}
 Jensen.prototype.getRealtimeSettings = async function () {
   return this.send(new Command(REALTIME_READ_SETTING));
 };
@@ -1189,10 +1219,9 @@ Jensen.prototype.getRealtime = async function (frames) {
   let d = (frames >> 0) & 0xff;
   return this.send(new Command(REALTIME_TRANSFER).body([a, b, c, d]));
 };
-Jensen.prototype.requestToneUpdate = async function(signature, size, seconds) {
+Jensen.prototype.requestToneUpdate = async function (signature, size, seconds) {
   let data = [];
-  for (let i = 0; i < signature.length; i+=2)
-  {
+  for (let i = 0; i < signature.length; i += 2) {
     let b = signature.substring(i, i + 2);
     data.push(parseInt(b, 16));
   }
@@ -1202,13 +1231,12 @@ Jensen.prototype.requestToneUpdate = async function(signature, size, seconds) {
   data.push((size >> 0) & 0xff);
   return this.send(new Command(REQUEST_TONE_UPDATE).body(data), seconds);
 }
-Jensen.prototype.updateTone = async function(toneFile, seconds) {
+Jensen.prototype.updateTone = async function (toneFile, seconds) {
   return this.send(new Command(TONE_UPDATE).body(toneFile), seconds);
 }
-Jensen.prototype.requestUACUpdate = async function(signature, size, seconds) {
+Jensen.prototype.requestUACUpdate = async function (signature, size, seconds) {
   let data = [];
-  for (let i = 0; i < signature.length; i+=2)
-  {
+  for (let i = 0; i < signature.length; i += 2) {
     let b = signature.substring(i, i + 2);
     data.push(parseInt(b, 16));
   }
@@ -1218,7 +1246,7 @@ Jensen.prototype.requestUACUpdate = async function(signature, size, seconds) {
   data.push((size >> 0) & 0xff);
   return this.send(new Command(REQUEST_UAC_UPDATE).body(data), seconds);
 }
-Jensen.prototype.updateUAC = async function(uacFile, seconds) {
+Jensen.prototype.updateUAC = async function (uacFile, seconds) {
   return this.send(new Command(UAC_UPDATE).body(uacFile), seconds);
 }
 Jensen.registerHandler(REALTIME_CONTROL, commonMessageParser);
@@ -1226,6 +1254,16 @@ Jensen.registerHandler(REALTIME_READ_SETTING, (msg) => {
   // console.log(msg);
   return msg;
 });
+Jensen.registerHandler(GET_BATTERY_STATUS, (msg) => {
+  let status = msg.body[0] & 0xff;
+  let percent = msg.body[1] & 0xff;
+  let voltage = ((msg.body[2] & 0xff) << 24) | ((msg.body[3] & 0xff) << 16) | ((msg.body[4] & 0xff) << 8) | (msg.body[5] & 0xff);
+  return {
+    status: status == 0 ? 'idle' : (status == 1 ? 'charging' : 'full'),
+    battery: percent,
+    voltage: voltage
+  };
+})
 Jensen.registerHandler(REALTIME_TRANSFER, (msg) => {
   let a = msg.body[0] & 0xff;
   let b = msg.body[1] & 0xff;
@@ -1336,8 +1374,7 @@ Jensen.registerHandler(READ_CARD_INFO, (msg) => {
 });
 Jensen.registerHandler(TRANSFER_FILE_PARTIAL, (msg) => {
   let buf = new Uint8Array(msg.body.length);
-  for (let i = 0; i < msg.body.length; i++)
-  {
+  for (let i = 0; i < msg.body.length; i++) {
     buf[i] = msg.body[i] & 0xff;
   }
   return buf;
@@ -1385,6 +1422,7 @@ Jensen.registerHandler(GET_RECORDING_FILE, (msg) => {
 
 Jensen.registerHandler(BLUETOOTH_SCAN, (msg) => {
   // console.log('bluetooth-scan', msg);
+  if (msg.body.length == 0) return [];
   let nums = ((msg.body[0] & 0xff) << 8) | (msg.body[1] & 0xff);
   let devices = [];
   let decoder = new TextDecoder('UTF-8');
@@ -1449,7 +1487,7 @@ Jensen.registerHandler(REQUEST_TONE_UPDATE, (msg) => {
   else if (rst == 0x03) txt = 'card-full';
   else if (rst == 0x04) txt = 'card-error';
   else txt = String(rst);
-  return { code : rst, result : txt };
+  return { code: rst, result: txt };
 });
 Jensen.registerHandler(TONE_UPDATE, commonMessageParser);
 Jensen.registerHandler(REQUEST_UAC_UPDATE, (msg) => {
@@ -1460,7 +1498,7 @@ Jensen.registerHandler(REQUEST_UAC_UPDATE, (msg) => {
   else if (rst == 0x03) txt = 'card-full';
   else if (rst == 0x04) txt = 'card-error';
   else txt = String(rst);
-  return { code : rst, result : txt };
+  return { code: rst, result: txt };
 });
 Jensen.registerHandler(UAC_UPDATE, commonMessageParser);
-export { Jensen };
+export { Jensen };
\ No newline at end of file

src/waveform-worker.js

+
+/**
+ * 模拟 Recorder.getRecordAnalyseData 的功能
+ * @param {Int16Array} pcmData PCM 原始数据，s16le 格式
+ * @returns {Uint8Array} 长度固定 1024，范围 0–255 的波形数据
+ */
+function getRecordAnalyseData(pcmData) {
+    const BUF_LEN = 800;
+    const out = new Uint8Array(BUF_LEN);
+
+    const pcm = [];
+    for (let i = 0; i < pcmData.length; i+=2) {
+      let h = pcmData[i] & 0xff;
+      let l = pcmData[i + 1] & 0xff;
+      let p = (l << 8) | h;
+      // 如果p是负数，则取反
+      if (p & 0x8000) p = (p & 0x7fff) - 0x8000;
+      pcm.push(p);
+    }
+    const len = pcm.length;
+    if (len === 0) return out.fill(128); // 空数据，填充中值
+
+    const step = len / BUF_LEN;
+
+    let rst = [];
+    for (let i = 0; i < BUF_LEN; i++) {
+        const start = Math.floor(i * step);
+        const end = Math.min(Math.floor((i + 1) * step), len);
+
+        // 计算这一段的平均值（保持正负号，显示真实波形）
+        let sum = 0;
+        for (let j = start; j < end; j++)
+        {
+          sum += Math.abs(pcm[j]);
+        }
+        const avg = Math.floor(sum / (end - start));
+        rst.push(avg);
+
+        // 将平均值从 [-32768, 32767] 映射到 [0, 255]
+        // 128 是中心线（静音），0是最负值，255是最正值
+        const normalized = avg / 32767; // 归一化到 [0, 1]
+        out[i] = Math.max(0, Math.min(127, Math.round(normalized * 127)));
+    }
+    return out;
+}
+
+self.addEventListener('message', async function(e) {
+    try {
+        const task = e.data;
+        
+        // pcmdata的值为浮点类型的0~1，需要转换为s16le格式
+        const pcmData = new Int16Array(task.pcmdata.length);
+        for (let i = 0; i < task.pcmdata.length; i++)
+        {
+            pcmData[i] = Math.round(task.pcmdata[i] * 32767);
+        }
+        
+        // 生成波形分析数据
+        const waveformData = getRecordAnalyseData(pcmData);
+        
+        // 返回结果给主线程
+        self.postMessage({
+            id: task.id,
+            success: true,
+            waveform: waveformData,
+        });
+    } catch (error) {
+        console.error('Worker error:', error);
+        
+        // 返回错误信息给主线程
+        self.postMessage({
+            id: task.id,
+            success: false,
+            error: error.message
+        });
+    }
+}); 
\ No newline at end of file