In the world of video content creation, adding captions can enhance the viewer experience and accessibility. Automating this process with an API like FFMPEGAPI.net simplifies video editing tasks without the need for complex server setups or FFmpeg management. In this article, we'll explore how to use the Text Overlay Captions endpoint to effortlessly add captions to your videos.
Why Use FFMPEGAPI.net for Video Editing?
FFMPEGAPI.net offers a hassle-free, hosted REST API solution for video and audio processing. Developers can focus on building their applications without worrying about the underlying infrastructure. The API-key authentication ensures that your workflows remain secure and manageable.
- No server setup required.
- Easy integration into automation and SaaS applications.
- Ideal for content pipelines and AI agents.
Understanding the Text Overlay Captions Endpoint
The Text Overlay Captions endpoint allows you to render text lines as timed overlays on your video. This feature can be particularly useful for enhancing videos with subtitles or important messages.
With a simple POST request to the `/api/videos/add-text-overlay-captions` path, you can customize various parameters such as the video URL, text content, subtitle style, aspect ratio, position, and duration per line.
- Endpoint Path: /api/videos/add-text-overlay-captions
- Method: POST
- Content Type: application/json
Parameters for Adding Text Overlay Captions
When using this endpoint, several parameters are available to customize the caption overlays. Here's a brief overview of each parameter:
The `video_url` is required and points to the video you want to edit. Meanwhile, the `text` parameter accepts one or more caption lines, separated by newlines. You can also choose a `subtitle_style`, aspect ratio, and position.
- video_url (string, required): the URL of the video.
- text (string, required): caption lines separated by newlines.
- subtitle_style (string, optional): styles include plain-white, yellow-bg, pink-bg, blue-bg, or red-bg (default: plain-white).
- aspect_ratio (string, optional): options are 16:9, 9:16, 4:3, or 3:4 (default: 9:16).
- position (string, optional): options are top, center, or bottom (default: center).
- duration_per_line (integer, optional): duration for each text line from 1 to 30 seconds (default: 5).
Example: Adding Text Overlay Captions
To illustrate how easy it is to add text overlay captions using the FFMPEGAPI.net, here's a practical example using curl and Python.
curl -X POST https://ffmpegapi.net/api/videos/add-text-overlay-captions \
-H 'Content-Type: application/json' \
-d '{"video_url": "https://example.com/video.mp4", "text": "First line\nSecond line", "duration_per_line": 4}'import requests
url = 'https://ffmpegapi.net/api/videos/add-text-overlay-captions'
headers = {'Content-Type': 'application/json'}
data = {
'video_url': 'https://example.com/video.mp4',
'text': 'First line\nSecond line',
'duration_per_line': 4
}
response = requests.post(url, json=data, headers=headers)
print(response.json())FFMPEGAPI.net provides a straightforward and efficient way to automate video editing tasks, including the addition of text overlay captions. With its user-friendly API, developers can enhance their applications without the overhead of managing servers or complex FFmpeg installations. Start using FFMPEGAPI.net today to elevate your video content with ease.