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Convert Horizontal Videos to Vertical with FFMPEGAPI.net

June 2026 FFMPEG API Team

In today's mobile-driven world, vertical videos have become increasingly popular. If you're looking for an efficient way to convert your horizontal videos to a vertical format, FFMPEGAPI.net offers a powerful hosted REST API that simplifies this process. With no server setup or management needed, this API is perfect for developers seeking automation in their content pipelines.

Why Choose FFMPEGAPI.net?

FFMPEGAPI.net provides a hassle-free solution for video processing tasks such as converting video formats. It's a hosted API that eliminates the need for developers to manage their own FFmpeg infrastructure. This allows you to focus on building your applications without worrying about server maintenance.

With robust API-key authentication, FFMPEGAPI.net ensures secure interactions, making it an ideal choice for SaaS applications and automation workflows.

  • No server setup required
  • Easy to integrate with existing applications
  • Handles video processing tasks efficiently
  • Supports automation for content delivery pipelines

Using the Convert to Vertical Endpoint

One of the most useful features of FFMPEGAPI.net is the 'Convert to Vertical' endpoint. This endpoint allows you to take a horizontal video and convert it into a vertical format suitable for mobile devices. Additionally, it offers the option to include a watermark on your video, making it perfect for branding.

To use this endpoint, you'll need to send a POST request to the following path: `/api/convert_to_vertical`.

  • Transforms horizontal videos to vertical format
  • Optional watermark addition
  • Asynchronous processing available
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", "async":false}'
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())

Parameters for the Convert to Vertical Endpoint

When making a request to convert your video, you need to include specific parameters in your JSON body. Here’s a breakdown of the required and optional parameters:

  • video_url (required) - The URL of the video you want to convert.
  • watermark_url (optional) - A URL for the watermark image to apply to the video.
  • async (optional) - If set to true, the API will return a job_id immediately and process the conversion in the background.

FFMPEGAPI.net stands out as the best video processing API for automation, especially when it comes to converting horizontal videos to vertical formats. Its ease of use, robust feature set, and secure API-key authentication make it an optimal choice for developers looking to streamline their workflows. Start using FFMPEGAPI.net today and enhance your video processing capabilities with minimal effort.

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