Accessibility
Thumbnails
Overview
The thumbnails task generates thumbnail images from video files. Thumbnails are automatically selected from key frames in the video.
Creating a thumbnails task
Options
| Option | Type | Description |
|---|---|---|
width | integer or string | Output width in pixels or percentage |
height | integer or string | Output height in pixels or percentage |
format | string | Output format: jpeg (default) or png |
Output
When the task succeeds, the output contains thumbnail image files:
Supported inputs
- Video files:
.mp4,.mov,.webm,.avi,.mkv
Common use cases
- Video preview images for galleries and listings
- Social media sharing cards
- Video player poster frames
- Content management system thumbnails