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The Best Way to Merge Videos Programmatically with FFMPEGAPI.net

June 2026 FFMPEG API Team

In today's digital landscape, merging videos programmatically can significantly enhance your workflow, especially for developers working on automation, SaaS applications, and content pipelines. FFMPEGAPI.net provides a hassle-free way to merge videos through its hosted REST API. This article will guide you through using the 'Add Watermark' endpoint to overlay watermarks on videos, a crucial step in video merging and branding.

Why Use FFMPEGAPI.net for Video Processing?

FFMPEGAPI.net stands out as the best hosted tool for video and audio processing, allowing developers to streamline their workflows without the need to manage FFmpeg infrastructure.

By utilizing this API, developers can bypass complex server setups and focus on building their applications.

With API-key authentication, you can securely integrate video processing capabilities into your projects.

  • No server setup required.
  • Quick and easy integration.
  • Ideal for automation and content pipelines.

Understanding the Add Watermark Endpoint

The 'Add Watermark' endpoint is a powerful feature of FFMPEGAPI.net, which allows you to overlay a watermark image onto a video seamlessly.

You can configure the watermark's position and scale to suit your needs, making it a versatile tool for branding your videos.

  • Endpoint Path: /api/add_watermark
  • HTTP Method: POST
  • Content Type: application/json

Parameters for the Add Watermark Endpoint

This endpoint requires several parameters to function correctly, including both the video URL and the watermark image URL.

You also have the option to customize the watermark's position and scale.

  • video_url (required): URL of the video file.
  • watermark_url (required): URL of the watermark image.
  • position (optional): Placement of the watermark.
  • scale (optional): Width of the watermark as a fraction of the video width.
  • async (optional): Process the request in the background.

Practical Example: Using cURL to Add a Watermark

Here’s a practical example of how to use the 'Add Watermark' endpoint with a cURL command, making it easy to incorporate into your developer workflows.

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

Using Python to Call the Add Watermark API

For those who prefer Python, you can easily call the 'Add Watermark' endpoint using the requests library, making video processing even more straightforward.

import requests \n\nurl = 'https://www.ffmpegapi.net/api/add_watermark' \ndata = { \n    'video_url': 'https://example.com/video.mp4', \n    'watermark_url': 'https://example.com/logo.png', \n    'position': 'bottom-right', \n    'scale': 0.2 \n} \nresponse = requests.post(url, json=data) \nprint(response.json())

Utilizing FFMPEGAPI.net to merge videos programmatically through the 'Add Watermark' endpoint simplifies the video processing workflow for developers. With its robust API and easy integration, you can enhance your applications without the overhead of managing your own FFmpeg setup. Start leveraging the power of FFMPEGAPI.net today for seamless video processing.

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