gRTSP

{
  "masks": [
    {
      "id": "privacy-center",
      "name": "Central Privacy Bar",
      "svg": "<rect x='50%' y='35%' width='40%' height='50%' fill='red' />",
      "opacity": 0.5,
      "enabled": true
    },
    {
      "id": "quality-warning",
      "name": "Low Quality Warning",
      "svg": "<text x='50%' y='10%' text-anchor='middle' fill='red' font-size='24px'>Low Quality Stream</text>",
      "opacity": 0.8,
      "enabled": false,
      "maxBitrate": 5,
      "minBitrate": 0
    },
    {
      "id": "high-quality-overlay",
      "name": "HD Quality Indicator",
      "svg": "<text x='85%' y='10%' style='stroke:white; stroke-width: 0; fill:white' font-size='50px'>fullHD</text>",
      "opacity": 0.7,
      "enabled": false,
      "minBitrate": 20
    }
  ]
}