springboot 集成 文字转语音功能
时间: 2023-11-04 14:55:11 浏览: 329
系统总体设计-springboot集成普罗米修斯(prometheus)的方法
要在Spring Boot中集成文字转语音功能,可以使用第三方API,如Google Text-to-Speech API或IBM Watson Text-to-Speech API。
以下是使用Google Text-to-Speech API的步骤:
1. 在Google Cloud Console中创建项目并启用Text-to-Speech API。
2. 创建服务帐户并下载JSON密钥文件。
3. 添加Google Cloud Text-to-Speech Maven依赖项:
```
<dependency>
<groupId>com.google.cloud</groupId>
<artifactId>google-cloud-texttospeech</artifactId>
<version>1.0.1</version>
</dependency>
```
4. 在application.properties中添加以下属性:
```
google.credentials.location=<path-to-json-key-file>
```
5. 创建一个Spring Boot服务,将以下代码添加到控制器中:
```
@Autowired
private TextToSpeechClient textToSpeechClient;
@GetMapping("/text-to-speech")
public ResponseEntity<byte[]> textToSpeech(@RequestParam String text) throws IOException {
SynthesisInput input = SynthesisInput.newBuilder()
.setText(text)
.build();
VoiceSelectionParams voice = VoiceSelectionParams.newBuilder()
.setLanguageCode("en-US")
.setSsmlGender(SsmlVoiceGender.FEMALE)
.build();
AudioConfig audioConfig = AudioConfig.newBuilder()
.setAudioEncoding(AudioEncoding.MP3)
.build();
SynthesizeSpeechResponse response = textToSpeechClient.synthesizeSpeech(input, voice, audioConfig);
byte[] audioContent = response.getAudioContent().toByteArray();
HttpHeaders headers = new HttpHeaders();
headers.setContentType(MediaType.APPLICATION_OCTET_STREAM);
headers.setContentLength(audioContent.length);
headers.setContentDispositionFormData("attachment", "speech.mp3");
return new ResponseEntity<byte[]>(audioContent, headers, HttpStatus.OK);
}
@PreDestroy
public void destroy() throws Exception {
textToSpeechClient.close();
}
```
6. 启动应用程序并访问`http://localhost:8080/text-to-speech?text=Hello%20world`以将`Hello world`转换为语音文件。
注意:此示例使用的是默认的美式英语女性语音。您可以更改语音选择参数以选择其他语音和语音性别。
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