Blur Pad
Fit a video into a target aspect ratio by filling the padding area with a blurred, scaled copy of the video instead of solid-color bars.
API Endpoint
POST /api/v1/tools/blur-pad
Accepts multipart form data with a video file and a JSON settings field.
Parameters
| Parameter | Type | Required | Default | Description |
|---|---|---|---|---|
| target | string | No | "16:9" | Target aspect ratio: 16:9, 9:16, 1:1, 4:3, 3:4 |
| blur | number | No | 20 | Gaussian blur sigma for the background (2-50) |
Example Request
bash
curl -X POST http://localhost:1349/api/v1/tools/blur-pad \
-H "Authorization: Bearer si_your-api-key" \
-F "[email protected]" \
-F 'settings={"target": "16:9", "blur": 30}'Example Response
json
{
"jobId": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
"downloadUrl": "/api/v1/download/a1b2c3d4-e5f6-7890-abcd-ef1234567890/clip.mp4",
"originalSize": 12500000,
"processedSize": 14100000
}Notes
- Higher blur values produce a softer, more abstract background. Lower values keep more detail visible.
- If the video already matches the target aspect ratio, the file is returned unchanged.
- For solid-color padding, use the Aspect Pad tool instead.