ESP32调用当地部署的ChatTTS

1 当地部署ChatTTS

参考 windows10部署ChatTTS+Apifox调用
2 实现过程

部署好当地ChatTTS模子后，测试接口正常。让ESP32接入局域网络，发送post请求生成wav文件，ESP32通过远程获取文件来得到音频文件，并播放音频文件。

1. #include <WiFi.h>
2. #include <HTTPClient.h>
3. #include <ArduinoJson.h>
5. const char* ssid = "EzhanNet";
6. const char* password = "11111111";
7. const char* serverUrl = "http://192.168.0.121:9994/tts";
9. void sendPostTTSRequest() {
10.   if (WiFi.status() == WL_CONNECTED) {
11.     HTTPClient http;
12.     http.begin(serverUrl);  // 目标URL
13.     String payload = "text=windows&voice=1111&top_p=0.7&top_k=20&temperature=0.3&custom_voice=3531&refine_max_new_token=384";
14.     http.addHeader("Content-Type", "application/x-www-form-urlencoded"); // 设置请求头
16.     int httpResponseCode = http.POST(payload); // 发送 POST 请求
18.     if (httpResponseCode > 0) {
19.       String response = http.getString(); // 获取响应
20.       Serial.printf("Response code: %d\n", httpResponseCode);
21.       // Serial.println("Response: " + response);
22.       getWavFile(response);
23.     } else {
24.       Serial.println("发送 POST 时出错: " + String(httpResponseCode));
25.     }
27.     http.end(); // 结束请求
28.   } else {
29.     Serial.println("WiFi not connected");
30.   }
31. }
33. void getWavFile(String response) {
34.   // 解析 JSON 响应
35.       DynamicJsonDocument docJson(4096);
36.       DeserializationError error = deserializeJson(docJson, response);
38.       if (!error) {
39.         const char* response_info = docJson["url"];
40.         Serial.println("chattts speak file: " + String(response_info));
41.         HTTPClient http2;
42.         http2.begin(String(response_info));
43.         int httpCode = http2.GET();
44.         if(httpCode > 0) {
45.             // HTTP header has been send and Server response header has been handled
46.             Serial.printf("[HTTP] GET... code: %d\n", httpCode);
47.             // file found at server
48.             if(httpCode == HTTP_CODE_OK) {
49.                 String payload = http2.getString();
50.                 Serial.println(payload);
51.             }
52.         } else {
53.             Serial.printf("[HTTP] GET... failed, error: %s\n", http2.errorToString(httpCode).c_str());
54.         }
55.         http2.end();
56.       } else {
57.         Serial.println("解析 JSON 失败: " + String(error.c_str()));
58.       }
59. }
61. void setup() {
62.   Serial.begin(115200);
64.   // 连接到WiFi
65.   WiFi.begin(ssid, password);
67.   while (WiFi.status() != WL_CONNECTED) {
68.     delay(500);
69.     Serial.println("Connecting to WiFi...");
70.   }
71.   Serial.println("Connected to WiFi");
72.   Serial.print("IP : ");
73.   Serial.println(WiFi.localIP());
75.   sendPostTTSRequest();
76. }
78. void loop() {
79. }

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