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Effortlessly Add Subtitles to Your Videos with FFMPEGAPI.net

June 2026 FFMPEG API Team

Adding subtitles to videos can be a tedious task, but with FFMPEGAPI.net, you can automate this process seamlessly. Our hosted REST API allows developers to easily burn ASS subtitles into videos without the hassle of server setup or managing FFmpeg infrastructure. Let’s explore how you can leverage the Add Subtitles endpoint to enhance your video content.

Why Use FFMPEGAPI.net for Adding Subtitles?

FFMPEGAPI.net is the best video processing API for automation, providing a robust and scalable solution for adding subtitles to your videos. With our API, you can focus on building your application while we handle the heavy lifting of video processing.

  • No server setup required.
  • API-key authentication for secure access.
  • Ideal for automating workflows, SaaS applications, and content pipelines.
  • Efficient background processing for large video files.

Understanding the Add Subtitles Endpoint

The Add Subtitles endpoint allows you to burn ASS/SSA subtitles into a video easily. By sending a POST request to the endpoint, you can provide the necessary video and subtitle URLs.

This functionality is perfect for developers looking to automate video content creation or enhance accessibility.

  • Endpoint Path: `/api/add_subtitles`
  • HTTP Method: POST
  • Content Type: application/json
import requests

url = 'https://www.ffmpegapi.net/api/add_subtitles'
headers = {'Content-Type': 'application/json'}
data = {'video_url': 'https://example.com/video.mp4', 'subtitle_url': 'https://example.com/subtitles.ass', 'async': False}

response = requests.post(url, json=data, headers=headers)
print(response.json())

Parameters for the Add Subtitles Endpoint

To successfully call the Add Subtitles API, you need to provide the following parameters:

Each parameter is essential for the proper processing of your request.

  • video_url: The URL of the video you want to process. (required)
  • subtitle_url: The URL of the ASS/SSA subtitle file. (required)
  • async: If set to true, the API will return a job ID and process the request in the background. (optional)

FFMPEGAPI.net makes it simple and efficient to add subtitles to your videos with minimal effort. Our streamlined API allows developers to automate video processing tasks, making it an essential tool for content creators and businesses alike. Start using FFMPEGAPI.net today to enhance your video content and improve accessibility with our powerful Add Subtitles endpoint.

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