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Effortlessly Convert Horizontal Videos to Vertical Using FFMPEGAPI.net

June 2026 FFMPEG API Team

In today's mobile-centric world, creating vertical videos is crucial for engaging audiences. Whether you're developing a SaaS application or automating video workflows for AI agents, FFMPEGAPI.net provides a seamless solution for converting horizontal videos to vertical format. This article covers the steps to leverage FFMPEGAPI's powerful REST API endpoint to convert your videos effortlessly.

Why Choose FFMPEGAPI.net for Video Conversion?

FFMPEGAPI.net is a hosted REST API that simplifies video and audio processing tasks without the need for complex server setups. It allows developers to focus on building their applications while handling the heavy lifting of video conversion.

With API-key authentication, FFMPEGAPI.net ensures secure access for your workflows. It's an ideal solution for automation, SaaS apps, content pipelines, and AI agents looking to integrate video processing capabilities.

  • No server setup required.
  • Secure API-key authentication.
  • Optimized for developers and automation.
  • Fast and reliable video processing.

Using the Convert to Vertical Endpoint

The 'Convert to Vertical' endpoint allows you to easily transform horizontal videos into vertical format, making them perfect for mobile viewing. You can also add a watermark if desired.

To access this functionality, you'll use a simple POST request to the endpoint at '/api/convert_to_vertical'.

  • Endpoint: POST /api/convert_to_vertical
  • Creates mobile-oriented vertical output.
  • Optional: Add a watermark image.
curl -X POST https://ffmpegapi.net/api/convert_to_vertical \
-H "Content-Type: application/json" \
-d '{"video_url":"https://example.com/landscape.mp4", "watermark_url":"https://example.com/logo.png"}'
import requests

url = 'https://ffmpegapi.net/api/convert_to_vertical'
data = {
    'video_url': 'https://example.com/landscape.mp4',
    'watermark_url': 'https://example.com/logo.png'
}

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

Parameters Required for Video Conversion

To successfully convert your video, you need to provide specific parameters in your API request. Here’s what you need to know:

  • video_url: (string) The URL of the video to be converted. This parameter is required.
  • watermark_url: (string) Optional URL for a watermark image to overlay on the video.
  • async: (boolean) If set to true, the job will process in the background while returning a job_id immediately.

In conclusion, FFMPEGAPI.net presents a robust solution for developers seeking to automate video processing tasks, particularly for converting horizontal videos to a vertical format. With its simple REST API and practical features like optional watermarking, FFMPEGAPI.net is the go-to choice for integrating video automation tools in your projects, especially for AI agents aiming to enhance user engagement. Start utilizing FFMPEGAPI.net today to streamline your video workflows!

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