# YouTube

使用 [**网页爬虫 API**](https://developers.oxylabs.io/scraper-apis/web-scraper-api?_gl=1*1dmhcca*_gcl_au*MTg5NzU5NTI3OS4xNzMzODM0MzUwLjE0MDQyOTUxOTcuMTczNzU0NTQwNC4xNzM3NTQ1NDAz)，您可以提取并解析各种类型的 **YouTube 数据**。下面是所有受支持的 YouTube 来源值的概述。

<table><thead><tr><th>来源</th><th width="375.3333333333333">说明</th></tr></thead><tbody><tr><td><code>youtube_search</code></td><td>最多 20 个 <a href="youtube/youtube-search"><strong>搜索结果</strong></a> 用于您选择的搜索词。</td></tr><tr><td><code>youtube_search_max</code></td><td>最多 700 个 <a href="youtube/youtube-search"><strong>搜索结果</strong></a> 用于您选择的搜索词。</td></tr><tr><td><code>youtube_video_trainability</code></td><td>有关 YouTube 视频是否有资格用于 AI 训练目的的信息。</td></tr><tr><td><code>youtube_download</code></td><td>音频/视频 内容来自 <a href="youtube/youtube-downloader"><strong>YouTube 视频</strong></a> 您选择的。</td></tr><tr><td><code>youtube_transcript</code></td><td>该 <a href="youtube/youtube-transcript"><strong>转录</strong></a> 您选择的 YouTube 视频的</td></tr><tr><td><code>youtube_subtitles</code></td><td>该 <a href="youtube/youtube-subtitles"><strong>字幕</strong></a> 您选择的 YouTube 视频的</td></tr><tr><td><code>youtube_metadata</code></td><td>该 <a href="youtube/youtube-metadata"><strong>元数据</strong></a> 您选择的 YouTube 视频的</td></tr><tr><td><code>youtube_channel</code></td><td>全部 <a href="youtube/youtube-channel"><strong>频道数据</strong></a>，包括视频列表</td></tr><tr><td><code>youtube_autocomplete</code></td><td>搜索栏 <a href="youtube/autocomplete"><strong>自动完成建议</strong></a> 针对任何搜索词</td></tr></tbody></table>

## 快速开始

**创建您的 API 用户凭证**: 注册试用或在 产品 中购买该产品 [**Oxylabs 仪表板**](https://dashboard.oxylabs.io/en/registration) 注册试用或购买产品以创建您的 API 用户凭证（`USERNAME` 和 `PASSWORD`).

{% hint style="warning" %}
如果您需要为帐户创建多个 API 用户，请联系 [**客户支持**](mailto:support@oxylabs.io) 或使用我们的 24/7 在线聊天支持发送消息。
{% endhint %}

### 请求示例

{% tabs %}
{% tab title="cURL" %}

```bash
curl 'https://realtime.oxylabs.io/v1/queries' \
--user 'USERNAME:PASSWORD' \
-H 'Content-Type: application/json' \
-d '{
        "source": "youtube_search",
        "query": "how to make a website"
    }'
```

{% endtab %}

{% tab title="Python" %}

```python
import requests
from pprint import pprint

# 构建负载。
payload = {
    'source': 'youtube_search',
    'query': 'how to make a website'
}

# 获取响应。
response = requests.request(
    'POST',
    'https://realtime.oxylabs.io/v1/queries',
    auth=('user', 'pass1'),
    json=payload,
)

# 打印包含结果的 JSON 响应。
pprint(response.json())
```

{% endtab %}

{% tab title="Node.js" %}

```javascript
const https = require("https");

const username = "USERNAME";
const password = "PASSWORD";
const body = {
  source: "youtube_search",
  query: "how to make a website"
};
const options = {
  hostname: "realtime.oxylabs.io",
  path: "/v1/queries",
  method: "POST",
  headers: {
    "Content-Type": "application/json",
    Authorization:
      "Basic " + Buffer.from(`${username}:${password}`).toString("base64"),
  },
};
const request = https.request(options, (response) => {
  let data = "";
  response.on("data", (chunk) => {
    data += chunk;
  });
  response.on("end", () => {
    const responseData = JSON.parse(data);
    console.log(JSON.stringify(responseData, null, 2));
  });
});
request.on("error", (error) => {
  console.error("Error:", error);
});
request.write(JSON.stringify(body));
request.end();
```

{% endtab %}

{% tab title="HTTP" %}

```http
https://realtime.oxylabs.io/v1/queries?source=youtube_search&query=how to make a website&access_token=12345abcde
```

{% endtab %}

{% tab title="PHP" %}

```php
<?php

$params = array(
    'source' => 'youtube_search',
    'query' => 'how to make a website'
);
   
$ch = curl_init();

curl_setopt($ch, CURLOPT_URL, "https://realtime.oxylabs.io/v1/queries");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($params));
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_USERPWD, "USERNAME" . ":" . "PASSWORD");

$headers = array();
$headers[] = "Content-Type: application/json";
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

$result = curl_exec($ch);
echo $result;

if (curl_errno($ch)) {
    echo 'Error:' . curl_error($ch);
}

curl_close($ch);
```

{% endtab %}

{% tab title="Golang" %}

```go
package main

import (
	"bytes"
	"encoding/json"
	"fmt"
	"io/ioutil"
	"net/http"
)

func main() {
	const Username = "USERNAME"
	const Password = "PASSWORD"

	// 定义包含新 youtube_metadata 查询 的负载。
	payload := map[string]interface{}{
		"source": "youtube_search",
		"query":  "how to make a website
	}

	jsonValue, err := json.Marshal(payload)
	if err != nil {
		fmt.Println("Error marshalling JSON:", err)
		return
	}

	client := &http.Client{}
	request, err := http.NewRequest("POST", "https://realtime.oxylabs.io/v1/queries", bytes.NewBuffer(jsonValue))
	if err != nil {
		fmt.Println("Error creating request:", err)
		return
	}

	request.SetBasicAuth(Username, Password)
	request.Header.Set("Content-Type", "application/json")

	response, err := client.Do(request)
	if err != nil {
		fmt.Println("Error making request:", err)
		return
	}
	defer response.Body.Close()

	responseText, err := ioutil.ReadAll(response.Body)
	if err != nil {
		fmt.Println("Error reading response:", err)
		return
	}

	fmt.Println(string(responseText))
}
```

{% endtab %}

{% tab title="C#" %}

```csharp
using System;
using System.Collections.Generic;
using System.Net.Http;
using System.Net.Http.Json;
using System.Text;
using System.Threading.Tasks;

namespace OxyApi
{
    class Program
    {
        static async Task Main()
        {
            const string Username = "USERNAME";
            const string Password = "PASSWORD";

            var parameters = new
            {
                source = "youtube_search",
                query = "how to make a website",
                context = new[]
                {
                    new { key = "language_code", value = "en" },
                    new { key = "transcript_origin", value = "uploader_provided" }
                }
            };

            var client = new HttpClient();

            Uri baseUri = new Uri("https://realtime.oxylabs.io");
            client.BaseAddress = baseUri;

            var requestMessage = new HttpRequestMessage(HttpMethod.Post, "/v1/queries");
            requestMessage.Content = JsonContent.Create(parameters);

            var authenticationString = $"{Username}:{Password}";
            var base64EncodedAuthenticationString = Convert.ToBase64String(Encoding.UTF8.GetBytes(authenticationString));
            requestMessage.Headers.Add("Authorization", "Basic " + base64EncodedAuthenticationString);

            try
            {
                var response = await client.SendAsync(requestMessage);
                response.EnsureSuccessStatusCode();

                var contents = await response.Content.ReadAsStringAsync();
                Console.WriteLine(contents);
            }
            catch (HttpRequestException e)
            {
                Console.WriteLine($"Request error: {e.Message}");
            }
        }
    }
}
```

{% endtab %}

{% tab title="Java" %}

```java
package org.example;

import okhttp3.*;
import org.json.JSONArray;
import org.json.JSONObject;
import java.util.concurrent.TimeUnit;

public class Main implements Runnable {
    private static final String AUTHORIZATION_HEADER = "Authorization";
    public static final String USERNAME = "USERNAME";
    public static final String PASSWORD = "PASSWORD";

    public void run() {
        // 构建 youtube_metadata 请求 的 JSON 载荷
        JSONObject jsonObject = new JSONObject();
        jsonObject.put("source", "youtube_search");
        jsonObject.put("query", "how to make a website");

        JSONArray contextArray = new JSONArray();
        contextArray.put(new JSONObject().put("key", "language_code").put("value", "en"));
        contextArray.put(new JSONObject().put("key", "transcript_origin").put("value", "uploader_provided"));

        jsonObject.put("context", contextArray);

        Authenticator authenticator = (route, response) -> {
            String credential = Credentials.basic(USERNAME, PASSWORD);
            return response
                    .request()
                    .newBuilder()
                    .header(AUTHORIZATION_HEADER, credential)
                    .build();
        };

        var client = new OkHttpClient.Builder()
                .authenticator(authenticator)
                .readTimeout(180, TimeUnit.SECONDS)
                .build();

        var mediaType = MediaType.parse("application/json; charset=utf-8");
        var body = RequestBody.create(jsonObject.toString(), mediaType);
        var request = new Request.Builder()
                .url("https://realtime.oxylabs.io/v1/queries")
                .post(body)
                .build();

        try (var response = client.newCall(request).execute()) {
            if (response.body() != null) {
                try (var responseBody = response.body()) {
                    System.out.println(responseBody.string());
                }
            }
        } catch (Exception exception) {
            System.out.println("Error: " + exception.getMessage());
        }

        System.exit(0);
    }

    public static void main(String[] args) {
        new Thread(new Main()).start();
    }
}
```

{% endtab %}

{% tab title="JSON" %}

```json
{
    "source": "youtube_search",
    "query": "how to make a website"
}
```

{% endtab %}
{% endtabs %}

我们在示例中使用同步 [**Realtime**](https://developers.oxylabs.io/scraper-apis/web-scraper-api/integration-methods/realtime) 集成方法。如果您想使用 [**Push-Pull**](https://developers.oxylabs.io/documentation/cn/zhua-qu-jie-jue-fang-an/web-scraper-api/integration-methods/push-pull) 集成，请参阅 [**集成方法**](https://developers.oxylabs.io/documentation/cn/zhua-qu-jie-jue-fang-an/web-scraper-api/integration-methods) 部分。

{% file src="<https://2655358775-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FzrXw45naRpCZ0Ku9AjY1%2Fuploads%2F7GTNyA0zE4JV2fsmCXPo%2Fyoutube%20search%20output%20sample.json?alt=media&token=976a5214-f966-48e6-bd51-698d7da36b11>" %}


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://developers.oxylabs.io/documentation/cn/zhua-qu-jie-jue-fang-an/web-scraper-api/targets/youtube.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.