feat: 所有格式转换成wav

projects/translate-h5/src/view/home/translate/component/message/index.tsx

@@ -74,7 +74,7 @@ function Index(props: DefinedProps) {
           break;
         default:
           console.warn("未知错误");
-      };
+      }
       Toast.show("音频播放失败");
       setIsPlating(false);
     };
@@ -127,6 +127,7 @@ function Index(props: DefinedProps) {
       {data.map((item, index) => (
         <div className="item" key={index} onClick={() => playAudio(item.id, item.contentText)}>
           {renderAvatar(item.petType)}
+
           <div className="rig">
             <div>
               <span className="name">{item.petName}</span>

projects/translate-h5/src/view/home/translate/component/voice/index.tsx

@@ -4,9 +4,8 @@ import { Button, Dialog, Image, ProgressCircle, Toast } from "antd-mobile";
 import microphoneSvg from "@/assets/translate/microphone.svg";
 import microphoneDisabledSvg from "@/assets/translate/microphoneDisabledSvg.svg";
 import { createStartRecordSound, createSendSound } from "@/utils/voice";
-import "./index.less";
 import VConsole from "vconsole";
-
+import "./index.less";
 interface DefinedProps {
   onRecordingComplete: (url: string, finalDuration: number, formData: FormData) => void;
   isRecording: boolean;
@@ -195,6 +194,74 @@ function Index(props: DefinedProps) {
     }
   };
 
+  // 添加音频转换函数
+  const convertToWav = async (blob: Blob): Promise<Blob> => {
+    const arrayBuffer = await blob.arrayBuffer();
+    const audioContext = new (window.AudioContext || (window as any).webkitAudioContext)();
+    const audioBuffer = await audioContext.decodeAudioData(arrayBuffer);
+
+    // 转换为 WAV 格式
+    const wavBuffer = audioBufferToWav(audioBuffer);
+    return new Blob([wavBuffer], { type: "audio/wav" });
+  };
+
+  // WAV 转换辅助函数
+  const audioBufferToWav = (buffer: AudioBuffer): ArrayBuffer => {
+    const length = buffer.length;
+    const numberOfChannels = buffer.numberOfChannels;
+    const sampleRate = buffer.sampleRate;
+    const bitsPerSample = 16;
+    const byteRate = (sampleRate * numberOfChannels * bitsPerSample) / 8;
+    const blockAlign = (numberOfChannels * bitsPerSample) / 8;
+    const dataSize = length * numberOfChannels * (bitsPerSample / 8);
+    const bufferLength = 44 + dataSize;
+    const arrayBuffer = new ArrayBuffer(bufferLength);
+    const view = new DataView(arrayBuffer);
+    // RIFF identifier
+    writeString(view, 0, "RIFF");
+    // file length
+    view.setUint32(4, 36 + dataSize, true);
+    // RIFF type
+    writeString(view, 8, "WAVE");
+    // format chunk identifier
+    writeString(view, 12, "fmt ");
+    // format chunk length
+    view.setUint32(16, 16, true);
+    // sample format (raw)
+    view.setUint16(20, 1, true);
+    // channel count
+    view.setUint16(22, numberOfChannels, true);
+    // sample rate
+    view.setUint32(24, sampleRate, true);
+    // byte rate (sample rate * block align)
+    view.setUint32(28, byteRate, true);
+    // block align (channel count * bytes per sample)
+    view.setUint16(32, blockAlign, true);
+    // bits per sample
+    view.setUint16(34, bitsPerSample, true);
+    // data chunk identifier
+    writeString(view, 36, "data");
+    // data chunk length
+    view.setUint32(40, dataSize, true);
+
+    // write the PCM samples
+    let offset = 44;
+    for (let i = 0; i < length; i++) {
+      for (let channel = 0; channel < numberOfChannels; channel++) {
+        const sample = Math.max(-1, Math.min(1, buffer.getChannelData(channel)[i]));
+        view.setInt16(offset, sample < 0 ? sample * 0x8000 : sample * 0x7fff, true);
+        offset += 2;
+      }
+    }
+    return arrayBuffer;
+  };
+
+  const writeString = (view: DataView, offset: number, string: string) => {
+    for (let i = 0; i < string.length; i++) {
+      view.setUint8(offset + i, string.charCodeAt(i));
+    }
+  };
+
   //开始录音
   const onStartRecording = () => {
     isCancelledRef.current = false;
@@ -214,6 +281,7 @@ function Index(props: DefinedProps) {
     recorderControls.stopRecording();
     onResetRecordingState();
   }, [recorderControls, recordingDuration]);
+
   //录音完成
   // 在发送时检查录音时长
   const onRecordingComplete = useCallback(
@@ -222,30 +290,17 @@ function Index(props: DefinedProps) {
         Toast.show("已取消");
         return;
       }
+
       // 检查blob有效性
       if (!blob || blob.size === 0) {
         Toast.show("录音数据无效，请重新录音");
-
         return;
       }
+      // 转换为 WAV 格式以获得最佳兼容性
+      const wavBlob = await convertToWav(blob);
       const formData: FormData = new FormData();
-      formData.append(
-        "file",
-        blob,
-        new Date().getTime() + "." + blob.type.split("/").pop()?.split(";")[0]
-      );
-
-      // 把demoWAV替换成blob
-
-      // const response = await fetch(demoWAV);
-      // const arrayBuffer = await response.arrayBuffer();
-      // const demoWAVBlob = new Blob([arrayBuffer], { type: "audio/wav" });
-
-      // formData.append("file", demoWAVBlob);
+      formData.append("file", wavBlob, new Date().getTime() + "." + new Date().getTime() + ".wav");
       formData.append("dialogId", `${dialogId}`);
-
-      // await handleUploadAudio(formData);
-      // const audioUrl = URL.createObjectURL(demoWAVBlob);
       const audioUrl = URL.createObjectURL(blob);
       const audio = new Audio();
       audio.src = audioUrl;
@@ -283,6 +338,9 @@ function Index(props: DefinedProps) {
           autoGainControl: true,
         }}
         showVisualizer={false}
+        mediaRecorderOptions={{
+          mimeType: "audio/webm",
+        }}
       />
       <div className={` voice-record`}>{renderBtn()}</div>
     </>