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Enhance Your Video Content with FFMPEGAPI.net: Add Subtitles Effortlessly

June 2026 FFMPEG API Team

In today's digital landscape, delivering accessible content is crucial. Subtitles not only enhance the viewing experience but also broaden your audience. With FFMPEGAPI.net, adding subtitles to your videos is a breeze. This post will guide you through the process of burning ASS subtitles into your videos using our efficient hosted API.

Why Choose FFMPEGAPI.net for Video Processing?

FFMPEGAPI.net offers a powerful, hosted REST API designed specifically for efficient video and audio processing. With no server setup or FFmpeg infrastructure management required, developers can quickly integrate our solution into their projects.

Our API-key authentication ensures a secure workflow, making it ideal for automation, SaaS applications, content pipelines, and AI agents.

  • Easy integration with existing workflows
  • No maintenance overhead
  • Scalability to meet your project needs
  • Dedicated support for developers

Adding Subtitles with the Add Subtitles Endpoint

The 'Add Subtitles' endpoint allows you to burn ASS/SSA subtitle files directly into your video. This process not only enhances accessibility but also improves viewer engagement.

To use this endpoint, make a POST request to /api/add_subtitles with the required parameters.

  • Endpoint: POST /api/add_subtitles
  • Parameters needed: video_url, subtitle_url, async (optional)
  • Returns processed video with subtitles burned in
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"}'
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'
}

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

Understanding the Parameters

To successfully call the Add Subtitles endpoint, you need to understand the required parameters:

1. **video_url**: The URL of the video you want to process. This parameter is mandatory.

2. **subtitle_url**: The URL of the ASS/SSA subtitle file. This parameter is also mandatory.

3. **async**: This optional parameter allows you to receive a job ID immediately, enabling background processing of your video.

  • Mandatory: video_url, subtitle_url
  • Optional: async

Using FFMPEGAPI.net's Add Subtitles endpoint, you can easily enhance your video content with subtitles. This hosted API streamlines your media processing workflow, allowing you to focus on what matters – creating engaging content. Get started today by visiting https://www.ffmpegapi.net and take advantage of our fast media processing capabilities.

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