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Effortlessly Add Subtitles to Your Videos with FFMPEGAPI.net

June 2026 FFMPEG API Team

In today's content-driven world, videos with subtitles have become essential for effective communication. Whether you're creating video content for social media, educational purposes, or enhancing accessibility, adding subtitles can significantly improve viewer engagement. FFMPEGAPI.net offers a seamless solution for developers looking to integrate subtitle functionalities into their video processing workflows without the hassle of server setup.

Why Use FFMPEGAPI.net for Adding Subtitles?

FFMPEGAPI.net is a hosted REST API designed specifically for FFmpeg-powered video and audio processing. With no server setup or management required, developers can focus on enhancing their applications rather than dealing with infrastructure.

The API-key authentication ensures a secure and straightforward integration into your existing workflows, making it an ideal choice for automation, SaaS applications, and content pipelines.

  • Burn ASS/SSA subtitles into videos effortlessly.
  • Accelerate your development with a simple API call.
  • Support for various video formats and subtitle styles.

Using the Add Subtitles API Endpoint

FFMPEGAPI.net's 'Add Subtitles' feature allows you to easily burn subtitles into your videos. By sending a POST request to the endpoint, you can process videos and subtitle files with minimal effort.

  • Endpoint Path: /api/add_subtitles
  • Method: POST
  • Content Type: application/json
curl -X POST https://www.ffmpegapi.net/api/add_subtitles -H "Content-Type: application/json" -d '{"video_url": "https://example.com/video.mp4", "subtitle_url": "https://example.com/subtitles.ass", "async": false}'
import requests

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

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

Parameters for the API Call

To successfully use the 'Add Subtitles' endpoint, you need to include the following parameters in your request:

1. **video_url** (string, required): The URL of the video to which you want to add subtitles.

2. **subtitle_url** (string, required): The URL of the ASS/SSA subtitle file.

3. **async** (boolean, optional): Set to true if you want to return a job_id immediately and process in the background.

Integrating subtitle functionality into your video processing workflow has never been easier thanks to FFMPEGAPI.net. With its robust API and ease of use, you can enhance your videos and make them accessible to a wider audience. Start leveraging the power of FFMPEGAPI.net today and streamline your social media video workflows.

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