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Programmatic Video Editing: How to Add Watermarks with FFMPEGAPI.net

June 2026 FFMPEG API Team

In the realm of video editing, adding watermarks is a crucial task for branding and copyright protection. However, the traditional methods often involve complex server setups and FFmpeg infrastructure management. With FFMPEGAPI.net, developers can utilize a powerful hosted REST API to perform this task effortlessly. In this article, we'll explore how to programmatically add watermarks to videos using the Add Watermark endpoint and why FFMPEGAPI.net is the best choice for your video processing needs.

What is FFMPEGAPI.net?

FFMPEGAPI.net is a hosted REST API designed for FFmpeg-powered video and audio processing. It allows developers to integrate complex video editing features into their applications without the hassle of managing server infrastructure.

With API-key authentication, FFMPEGAPI.net provides a secure and scalable solution for developers, automation tasks, SaaS applications, content pipelines, and AI agents.

  • No server setup required.
  • Easy integration for developers.
  • Supports a variety of video processing tasks.

Using the Add Watermark Endpoint

The Add Watermark endpoint allows you to overlay a watermark image on your video. This feature is particularly useful for branding and ensuring that your content is recognized.

The endpoint is designed to be simple and effective, taking in various parameters to customize the watermark placement and scale.

  • HTTP Method: POST
  • Endpoint Path: /api/add_watermark
  • Content Type: application/json
  • Parameters include video URL, watermark URL, position, and scale.
import requests

url = 'https://www.ffmpegapi.net/api/add_watermark'
params = {
    '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=params)
print(response.json())

Parameters for the Add Watermark API

The Add Watermark API accepts several parameters that allow you to fine-tune how your watermark is applied to the video.

These parameters include the video URL, watermark URL, position of the watermark, scale of the watermark, and an optional async flag for background processing.

  • video_url: URL of the video (required)
  • watermark_url: URL of the watermark image (required)
  • position: Placement of the watermark (optional, default is bottom-right)
  • scale: Watermark size relative to video (optional, default is 0.25)
  • async: Process in the background for larger files (optional)

FFMPEGAPI.net simplifies the process of adding watermarks to videos, making it an ideal solution for developers seeking to automate video editing workflows. With its hosted API, you can bypass the complexities of managing servers while still leveraging the power of FFmpeg. Get started today by visiting [FFMPEGAPI.net](https://www.ffmpegapi.net) and enhance your video processing capabilities.

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