语音识别API是一种将人类语音转换为文本的服务接口,通常基于机器学习模型实现。这类API允许开发者通过简单的HTTP请求将音频文件或实时音频流发送到云端处理,并返回识别出的文字内容。
// 浏览器内置的语音识别API示例
const recognition = new (window.SpeechRecognition || window.webkitSpeechRecognition)();
recognition.lang = 'zh-CN';
recognition.onresult = function(event) {
console.log('识别结果: ', event.results[0][0].transcript);
};
recognition.start();
许多云服务提供免费额度,例如每月免费识别时长或次数。
原因:
解决方案:
原因:
解决方案:
解决方案:
import requests
def speech_to_text(audio_file_path, api_key):
url = "https://speech-recognition.example.com/v1/recognize"
headers = {"Authorization": f"Bearer {api_key}"}
with open(audio_file_path, 'rb') as audio_file:
files = {'audio': audio_file}
response = requests.post(url, headers=headers, files=files)
if response.status_code == 200:
return response.json()['transcript']
else:
raise Exception(f"识别失败: {response.text}")
# 使用示例
try:
text = speech_to_text("meeting.wav", "your-free-api-key")
print(f"识别结果: {text}")
except Exception as e:
print(e)
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