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The Best Way to Merge Videos Programmatically: Using the TikTok Portrait Converter

June 2026 FFMPEG API Team

In the age of social media, creating engaging content is crucial. TikTok has popularized short-form video in a 9:16 portrait format, and as a developer, you might wonder how to programmatically convert and merge videos to fit this trend. FFMPEGAPI.net offers a simple and powerful solution through its TikTok Portrait Converter API endpoint, allowing you to focus on development without the hassle of server setup or FFmpeg management.

What is the TikTok Portrait Converter?

The TikTok Portrait Converter is a specialized endpoint provided by FFMPEGAPI.net that crops and scales your source videos to a 1080x1920 portrait format. This is ideal for creating TikTok-style videos that fill the screen, delivering an immersive viewing experience.

  • Easily convert landscape videos to portrait mode.
  • Optionally add a watermark for branding.
  • Append an outro video to your main content.
  • No prior knowledge of FFmpeg needed.

How to Use the TikTok Portrait Converter

Using the TikTok Portrait Converter API is straightforward. You need to send a POST request to the endpoint with the required parameters, including your video URL and any optional parameters like watermark and outro video URLs.

Here’s a practical example of how to make the API call using cURL:

curl -X POST https://ffmpegapi.net/api/convert_to_tiktok_portrait \n    -H 'Content-Type: application/json' \n    -d '{"video_url": "https://example.com/landscape.mp4", "outro_video_url": "https://example.com/outro.mp4"}'

Integrating the API into Your Workflow

Integrating the TikTok Portrait Converter into your application is seamless. You can use the API for automation in content creation, whether you’re building a SaaS app or enhancing a content pipeline.

To get started, you will need to sign up at FFMPEGAPI.net, obtain your API key, and then authenticate your requests.

  • Ideal for developers looking to automate video processing.
  • Supports asynchronous processing to enhance performance.
  • No need for complex infrastructure management.
import requests \n \nurl = 'https://ffmpegapi.net/api/convert_to_tiktok_portrait' \nheaders = {'Content-Type': 'application/json'} \ndata = {"video_url": "https://example.com/landscape.mp4", "outro_video_url": "https://example.com/outro.mp4"} \nresponse = requests.post(url, headers=headers, json=data) \nprint(response.json())

The TikTok Portrait Converter on FFMPEGAPI.net is the best way for developers to merge and process videos programmatically. With its user-friendly API, you can easily enhance your social media presence by converting videos to fit popular formats. Plus, you don’t need to worry about the complexities of FFmpeg management—FFMPEGAPI.net handles it all for you. Start creating engaging TikTok content today!

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