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Programmatic Video Editing: Add Watermarks with FFMPEGAPI.net

June 2026 FFMPEG API Team

In the world of digital media, adding watermarks to videos is a common requirement for branding and copyright protection. With FFMPEGAPI.net, developers can programmatically overlay watermarks onto videos without the hassle of managing servers or complex infrastructure. This article explores how to use the 'Add Watermark' endpoint to enhance your video processing capabilities.

Why Use FFMPEGAPI.net for Video Watermarking?

FFMPEGAPI.net provides a hosted REST API that simplifies video and audio processing. Developers can leverage this powerful tool to automate tasks like adding watermarks without the need for server setup or FFmpeg infrastructure management.

The API-key authentication ensures a secure workflow for your automation scripts, making it a perfect solution for SaaS applications, content pipelines, and AI agents.

  • Seamlessly integrate video processing into your applications.
  • No server management required for FFmpeg.
  • Quick setup with API-key authentication.

Using the Add Watermark API Endpoint

The 'Add Watermark' endpoint allows you to overlay a watermark image onto a video with customizable options for placement and scale.

To get started, you need to make a POST request to the endpoint, providing the necessary parameters.

  • Endpoint Path: /api/add_watermark
  • HTTP Method: POST
  • Content Type: application/json
curl -X POST https://ffmpegapi.net/api/add_watermark \
-H 'Content-Type: application/json' \
-d '{"video_url": "https://example.com/video.mp4", "watermark_url": "https://example.com/logo.png", "position": "bottom-right", "scale": 0.2}'
import requests

url = 'https://ffmpegapi.net/api/add_watermark'
data = {
    'video_url': 'https://example.com/video.mp4',
    'watermark_url': 'https://example.com/logo.png',
    'position': 'bottom-right',
    'scale': 0.2
}
response = requests.post(url, json=data)
print(response.json())

Parameters for the Add Watermark Endpoint

Here are the key parameters you need to include in your request:

- **video_url** (string): The URL of the video you want to watermark. This parameter is required.

- **watermark_url** (string): The URL of the watermark image. This parameter is required.

- **position** (string): Specifies where to place the watermark. Options include top-left, top-center, bottom-right, etc. Default is bottom-right.

- **scale** (number): The width of the watermark as a fraction of the video width, ranging from 0.05 to 1.0. Default value is 0.25.

FFMPEGAPI.net is the ideal solution for developers looking to incorporate video editing features like watermarking into their applications without the overhead of server management. With its straightforward API and powerful capabilities, you can easily enhance your content's branding and protection through programmatic video processing.

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