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Seamlessly Convert Horizontal Videos to Vertical with FFMPEGAPI.net

June 2026 FFMPEG API Team

In today's mobile-centric world, adapting video content for various screen orientations is essential for engaging audiences. Converting horizontal videos to vertical formats is crucial for platforms like Instagram and TikTok. FFMPEGAPI.net provides a hassle-free solution for developers seeking to streamline this process using a hosted REST API with minimal setup.

Why Choose FFMPEGAPI.net for Video Conversion?

FFMPEGAPI.net is a powerful hosted REST API designed specifically for video and audio processing using FFmpeg technology. This service eliminates the need for server setup or managing FFmpeg infrastructure, allowing developers to focus on building and scaling their applications.

With API-key authentication, FFMPEGAPI.net ensures your workflow remains secure while providing easy access to its features. The platform is perfect for automation, SaaS applications, content pipelines, and AI agents.

  • No server setup required.
  • Easy API-key authentication.
  • Optimized for developers and content creators.
  • Fast, reliable processing for video conversion.

How to Convert Horizontal Videos to Vertical Format

To convert a horizontal video to a vertical format, FFMPEGAPI.net offers a dedicated endpoint: '/api/convert_to_vertical'. This endpoint supports essential parameters such as the video URL, optional watermark URL, and an option to process the conversion asynchronously.

By utilizing this endpoint, developers can quickly adapt their video content for mobile viewing, enhancing user engagement.

  • Endpoint: POST /api/convert_to_vertical
  • Required Parameter: video_url (string)
  • Optional Parameter: watermark_url (string)
  • Asynchronous Processing: async (boolean)
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", "async":true}'
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',
    'async': True
}
response = requests.post(url, json=data)
print(response.json())

FFMPEGAPI.net simplifies the process of converting horizontal videos to vertical formats, making it an invaluable tool for developers and content creators alike. By leveraging its hosted REST API, you can save time and resources while delivering high-quality video content optimized for mobile platforms. Start using FFMPEGAPI.net today to enhance your video processing capabilities!

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