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Transform Your Videos with FFMPEGAPI.net: Convert to Vertical Effortlessly

June 2026 FFMPEG API Team

In today's mobile-centric world, creating vertical videos is essential for capturing your audience's attention. With FFMPEGAPI.net, developers can leverage a powerful hosted REST API to convert horizontal videos into vertical formats quickly and efficiently, without the hassle of managing servers or FFmpeg infrastructure.

Why Choose FFMPEGAPI.net for Video Conversion?

FFMPEGAPI.net is designed for developers who want to integrate video processing capabilities into their applications without the complexities of server management. It provides a seamless API experience for converting videos, enabling you to focus on your application while we handle the heavy lifting.

  • Hosted REST API — no server setup required.
  • API-key authentication for secure access.
  • Ideal for automation, SaaS applications, and content pipelines.
  • Fast and reliable video conversion to meet your development needs.

Using the Convert to Vertical Endpoint

The Convert to Vertical endpoint allows you to change the orientation of your video to fit mobile screens. This is especially useful for platforms like Instagram Stories and TikTok, where vertical videos dominate.

This endpoint accepts a video URL, an optional watermark URL, and an asynchronous processing option.

  • Endpoint Path: /api/convert_to_vertical
  • Method: POST
  • Content Type: application/json
curl -X POST https://ffmpegapi.net/api/convert_to_vertical \
-H "Authorization: Bearer YOUR_API_KEY" \
-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"
}
headers = {
    'Authorization': 'Bearer YOUR_API_KEY',
    'Content-Type': 'application/json'
}
response = requests.post(url, json=data, headers=headers)
print(response.json())

Parameters for the Convert to Vertical API

When using the Convert to Vertical endpoint, you need to provide specific parameters to ensure successful processing of your video.

  • video_url (required): The URL of the video you want to convert.
  • watermark_url (optional): An image URL for the watermark to be applied.
  • async (optional): If set to true, the API will return a job_id and process the video in the background.

FFMPEGAPI.net is the ideal solution for developers looking for a reliable and efficient way to manage video transformations without worrying about infrastructure. With the capability to convert horizontal videos to vertical formats, you can enhance your media projects while saving time and resources. Start leveraging our powerful API today and elevate your content to meet the demands of modern audiences!

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