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MiniViz API Reference (Image)

MiniViz API supports the following endpoints.

API Endpoint​

Image Transmission API​

POST https://api.miniviz.net/api/project/{project_id}/image

Request Overview​

Image transmission to MiniViz API uses the POST method. Send the project token with the Authorization: Bearer {token} header. The legacy ?token={token} query parameter is still supported for compatibility. The request body is in JSON format. Image data is base64 encoded before transmission.

Request Body (Image Transmission)​

Field NameTypeRequiredDescription
timestampnumberYesTransmission time (UNIX time in milliseconds)
label_keystringYesLabel to identify the source, such as device name or location (max 128 characters, [A-Za-z0-9-_.:@/] only)
image_namestringYesImage file name (max 255 characters)
image_base64stringYesBase64-encoded image data; the decoded image must be at most 200 KiB

Limitations​

Image Size and Format​

  • Image Size: Maximum 200 KiB per image after base64 decoding (204,800 bytes)
  • Supported Formats: JPEG and PNG only
  • Transmission Interval: 60 seconds/image (managed per label key)
  • Retention Period: 365 days

Plan Restrictions​

  • Available Plans: Pro plan only (403 error for free plan)

Request Example (Image Transmission)​

{
  "timestamp": 1717587812345,
  "label_key": "camera_1",
  "image_name": "image.jpg",
  "image_base64": "base64_encoded_image_data"
}

curl Command (Linux/MacOS)​


timestamp_ms=$(( $(date -u +%s) * 1000 ))

# Encode image file to base64
image_base64=$(base64 -i image.jpg)

curl -X POST \
  "https://api.miniviz.net/api/project/{project_id}/image" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer {token}" \
  -d "{
        \"timestamp\": ${timestamp_ms},
        \"label_key\": \"camera_1\",
        \"image_name\": \"image.jpg\",
        \"image_base64\": \"${image_base64}\"
      }"

View Images​

You can preview sent images from the database page.

View Images

View Images

You can also display images in graphs from the graph creation page.

[Create New Graph] -> [Select Graph Type] -> Select [image]

Create Image Graph