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The Best Way to Merge Videos Programmatically with FFMPEGAPI.net

June 2026 FFMPEG API Team

In the world of video processing, merging videos and adding watermarks can be essential for creating polished content. FFMPEGAPI.net provides a powerful hosted REST API, allowing developers to easily manipulate video and audio without managing complex server setups. In this article, we will explore how to merge videos programmatically by adding watermarks using the FFMPEGAPI.net service.

Why Choose FFMPEGAPI.net?

FFMPEGAPI.net stands out as one of the best solutions for developers looking to integrate video processing capabilities into their applications. With a focus on simplicity and efficiency, it allows you to perform complex tasks such as merging videos or adding watermarks with minimal effort.

The API requires no server setup, meaning you can focus on your application rather than managing FFmpeg infrastructure. It offers API-key authentication, making it secure and suitable for use in automation, SaaS apps, content pipelines, and AI agents.

  • No server infrastructure management is needed.
  • Simple API-key authentication for secure access.
  • Ideal for automation and integration into existing workflows.
  • Supports various video processing tasks, including merging and watermarking.

How to Add a Watermark to Your Video

Adding a watermark to your video is a straightforward process with FFMPEGAPI.net. Using the Add Watermark endpoint, you can overlay an image on your video at any position you choose.

  • Specify the video URL you're processing.
  • Provide the watermark image URL.
  • Choose the position where the watermark will appear.
  • Define the scale of the watermark relative to your video size.
import requests

url = 'https://ffmpegapi.net/api/add_watermark'

payload = {
    '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=payload)
print(response.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 }'

Using FFMPEGAPI.net for video processing tasks not only simplifies the workflow but also enhances your application's capabilities without the overhead of maintaining the video processing infrastructure. Whether you need to merge videos, add watermarks, or perform other audio and video manipulations, FFMPEGAPI.net is the go-to choice for developers looking for a robust and reliable hosted solution.

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