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2import base64
3import json
4
5# 獲取Access Token
6def get_access_token(api_key, secret_key):
7 url = 'https://aip.baidubce.com/oauth/2.0/token'
8 params = {
9 'grant_type': 'client_credentials',
10 'client_id': api_key,
11 'client_secret': secret_key
12 }
13 response = requests.post(url, data=params)
14 return response.json()['access_token']
15
16# 調用實時語音識別服務
17def call_asr(access_token, audio_file_path):
18 url = 'https://vop.baidu.com/server_api'
19 params = {
20 'lan': 'zh',
21 'token': access_token,
22 'cuid': 'your_unique_device_id',
23 'dev_pid': '1536'
24 }
25
26 # 讀取音頻文件
27 with open(audio_file_path, 'rb') as f:
28 audio_data = f.read()
29
30 # 編碼音頻數據
31 audio_base64 = base64.b64encode(audio_data).decode()
32
33 # 發送POST請求
34 headers = {'Content-Type': 'application/json'}
35 data = {
36 'format': 'wav',
37 'rate': 16000,
38 'channel': 1,
39 'speech': audio_base64,
40 'len': len(audio_data),
41 'dev_pid': 1536
42 }
43
44 response = requests.post(url, data=json.dumps(data), headers=headers)
45 return response.json()
46
47# 使用示例
48api_key = 'your_api_key'
49secret_key = 'your_secret_key'
50audio_file_path = 'path_to_your_audio_file.wav'
51
52access_token = get_access_token(api_key, secret_key)
53result = call_asr(access_token, audio_file_path)
54print(result)

PHP 示例

php



深色版本



1<?php

2// 獲取Access Token

3function get_access_token($api_key, $secret_key) {

4    $url = 'https://aip.baidubce.com/oauth/2.0/token';

5    $params = [

6        'grant_type' => 'client_credentials',

7        'client_id' => $api_key,

8        'client_secret' => $secret_key

9    ];

10    $ch = curl_init();

11    curl_setopt($ch, CURLOPT_URL, $url);

12    curl_setopt($ch, CURLOPT_POST, true);

13    curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($params));

14    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

15    $response = curl_exec($ch);

16    curl_close($ch);

17    return json_decode($response, true)['access_token'];

18}

19

20// 調用實時語音識別服務

21function call_asr($access_token, $audio_file_path) {

22    $url = 'https://vop.baidu.com/server_api';

23    $params = [

24        'lan' => 'zh',

25        'token' => $access_token,

26        'cuid' => 'your_unique_device_id',

27        'dev_pid' => '1536'

28    ];

29    

30    // 讀取音頻文件

31    $audio_data = file_get_contents($audio_file_path);

32    

33    // 編碼音頻數據

34    $audio_base64 = base64_encode($audio_data);

35    

36    // 發送POST請求

37    $headers = ['Content-Type: application/json'];

38    $data = [

39        'format' => 'wav',

40        'rate' => 16000,

41        'channel' => 1,

42        'speech' => $audio_base64,

43        'len' => strlen($audio_data),

44        'dev_pid' => 1536

45    ];

46    

47    $ch = curl_init();

48    curl_setopt($ch, CURLOPT_URL, $url);

49    curl_setopt($ch, CURLOPT_POST, true);

50    curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));

51    curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

52    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

53    $response = curl_exec($ch);

54    curl_close($ch);

55    return json_decode($response, true);

56}

57

58// 使用示例

59$api_key = 'your_api_key';

60$secret_key = 'your_secret_key';

61$audio_file_path = 'path_to_your_audio_file.wav';

62

63$access_token = get_access_token($api_key, $secret_key);

64$result = call_asr($access_token, $audio_file_path);

65var_dump($result);

66?>