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Seamlessly Convert Horizontal Videos to Vertical with FFMPEGAPI.net

June 2026 FFMPEG API Team

As video consumption increasingly shifts to mobile devices, converting horizontal videos to vertical format has become essential for developers. FFMPEGAPI.net offers a powerful REST API that simplifies this workflow, allowing you to focus on building your application without the hassle of server management or FFmpeg installation.

Why Choose FFMPEGAPI.net for Video Conversion?

FFMPEGAPI.net is a hosted REST API designed specifically for video and audio processing. With no need for server setup or infrastructure management, it's the perfect solution for developers looking to automate video conversion tasks efficiently.

  • Easy integration with API-key authentication.
  • No need to install or maintain FFmpeg on your server.
  • Ideal for SaaS applications, content pipelines, and automation workflows.

Using the Convert to Vertical API Endpoint

The Convert to Vertical endpoint allows you to convert a horizontal video into a mobile-friendly vertical format. This feature is invaluable for developers targeting mobile platforms, ensuring that videos are optimized for viewing on smartphones.

  • Endpoint Path: `/api/convert_to_vertical`
  • HTTP Method: `POST`
  • Content Type: `application/json`
import requests

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

response = requests.post(url, json=data)
print(response.json())
curl -X POST https://www.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"}'

Parameters for the Convert to Vertical API

To successfully use the Convert to Vertical endpoint, you will need to understand the parameters required for the API call.

  • **video_url** (string, required): The URL of the video you want to convert.
  • **watermark_url** (string, optional): URL for an optional watermark image to overlay on the video.
  • **async** (boolean, optional): If set to true, the API will return a job ID immediately and process the video in the background.

FFMPEGAPI.net provides a robust and user-friendly solution for converting horizontal videos to vertical format with minimal hassle. By leveraging this hosted REST API, developers can streamline their workflows and enhance the mobile experience of their applications. Whether you're building a SaaS product or automating content pipelines, FFMPEGAPI.net is your go-to solution for video processing needs.

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