From fe484fd38a6b4306f7a71e1c3be19ac2d18ab73f Mon Sep 17 00:00:00 2001
From: EvanWu <850123119@qq.com>
Date: Thu, 31 Jul 2025 11:12:43 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E6=B7=BB=E5=8A=A0=E9=9F=B3=E9=A2=91?=
 =?UTF-8?q?=E4=B8=8A=E4=B8=8B=E6=96=87=E7=AE=A1=E7=90=86=EF=BC=8C=E4=BC=98?=
 =?UTF-8?q?=E5=8C=96=20PCM=20=E6=95=B0=E6=8D=AE=E8=BD=AC=E6=8D=A2=E4=B8=BA?=
 =?UTF-8?q?=20AudioBuffer=20=E7=9A=84=E5=AE=9E=E7=8E=B0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/client/platforms/alibaba.ts | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/app/client/platforms/alibaba.ts b/app/client/platforms/alibaba.ts
index 9c2c7c972..ffa483750 100644
--- a/app/client/platforms/alibaba.ts
+++ b/app/client/platforms/alibaba.ts
@@ -64,6 +64,7 @@ interface RequestPayload {
 }
 
 export class QwenApi implements LLMApi {
+  private audioContext?: AudioContext;
   path(path: string): string {
     const accessStore = useAccessStore.getState();
 
@@ -363,8 +364,11 @@ export class QwenApi implements LLMApi {
 
   // 将 PCM 字节数据转换为 AudioBuffer
   private convertToAudioBuffer(pcmData: Uint8Array) {
-    const audioContext = new (window.AudioContext ||
-      window.webkitAudioContext)();
+    if (!this.audioContext) {
+      this.audioContext = new (window.AudioContext ||
+        window.webkitAudioContext)();
+    }
+    const audioContext = this.audioContext;
     const channels = 1;
     const sampleRate = 24000;
     return new Promise<AudioBuffer>((resolve, reject) => {