---
title: "vision.face-blur@1 · OpenVibe.Services"
canonical: "https://openvibe.services/docs/contracts/vision.face-blur"
updated: null
---

# vision.face-blur@1 · OpenVibe.Services

HTML: [vision.face-blur@1 · OpenVibe.Services](https://openvibe.services/docs/contracts/vision.face-blur)

# VisionFaceBlur `vision.face-blur@1`

Generated at 2026-11-13 06:25:48 UTC from [`openvibe-contracts v0.419.0`](https://github.com/OpenVibers/OpenVibe.Contracts/tree/v0.419.0) and [`openvibe-sdk v0.161.0`](https://github.com/OpenVibers/OpenVibe.SDK/tree/v0.161.0).

- Version: 1.0.0
- Owner: vision
- Visibility: first-party
- Status: active
- Compatibility: backward
- Schema: [`https://openvibe.network/contracts/vision/face-blur.v1.json`](/docs/contracts/vision.face-blur.json)

vision.face-blur@1: POST /api/v1/faces/blur answers a redacted PNG derivative and the number of faces blurred in X-Faces-Blur. Identity-free, no template, and the original is never stored.

## Fields

| Field | Type | Required | Description | Constraints |
| --- | --- | --- | --- | --- |
| `media_type` | const | yes |  | - `= "image/png"` |
| `face_count` | integer | yes |  | - `minimum 0` |

## Examples

From the contract's own test fixtures: valid ones validate, rejected ones must fail.

 Valid: one

~~~~
{
  "media_type": "image/png",
  "face_count": 2
}
~~~~

Rejected: one

~~~~
{
  "media_type": "image/jpeg",
  "face_count": 2
}
~~~~

## Validate

~~~~
const contracts = require('openvibe-contracts');
contracts.validate('vision.face-blur@1', value);   // { valid, errors: [{ path, message }] }
~~~~