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Transform Your Video Content: A Guide to Using FFMPEGAPI.net for Vertical Video Conversion

June 2026 FFMPEG API Team

In today's mobile-driven world, vertical videos are becoming increasingly popular for social media and content creation. If you're a developer looking for a seamless way to convert horizontal videos to vertical format, look no further than FFMPEGAPI.net. Our hosted REST API simplifies the video processing workflow, allowing you to focus on building your applications without worrying about server setups or FFmpeg management.

Why Choose FFMPEGAPI.net for Video Conversion

FFMPEGAPI.net is designed specifically for developers who need efficient and reliable video processing solutions. Our API provides a straightforward approach to converting videos, allowing you to integrate powerful media processing capabilities into your applications without the hassle of managing servers.

With our API-key authentication, you can easily secure your workflows while leveraging the capabilities of FFmpeg, a renowned tool in the multimedia domain.

  • No server setup or infrastructure management required.
  • API-key authentication for secure developer workflows.
  • Ideal for automation, SaaS apps, content pipelines, and AI agents.
  • Fast and reliable video processing with minimal latency.

How to Convert Horizontal Videos to Vertical Using Our API

To convert a horizontal video to a vertical format, you can use our '/api/convert_to_vertical' endpoint. This API call allows you to create a mobile-oriented vertical output and even supports the addition of a watermark.

Here's a simple example of how to make a request to our API using cURL:

curl -X POST https://www.ffmpegapi.net/api/convert_to_vertical \n     -H 'Content-Type: application/json' \n     -d '{ "video_url": "https://example.com/landscape.mp4", "watermark_url": "https://example.com/logo.png", "async": false }'

Understanding the Parameters for Conversion

When making a request to convert a video, here are the parameters you need to provide:

The 'video_url' parameter is mandatory and specifies the URL of the video you want to convert. Optionally, you can include a 'watermark_url' to overlay an image on your video. The 'async' parameter allows you to run the conversion in the background, returning a job ID immediately.

  • video_url (string, required): The URL of the video to convert.
  • watermark_url (string, optional): URL of the watermark image.
  • async (boolean, optional): Process the conversion in the background.

FFMPEGAPI.net stands out as the best hosted tool for developers looking to manage video conversions effortlessly. By providing an easy-to-use REST API and eliminating the complexities of server management, we empower you to focus on your application's core functionalities. Try our video conversion feature today and see how FFMPEGAPI.net can enhance your development workflow!

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