{
  "id": "temporal-echo",
  "name": "Temporal Echo",
  "description": "Blends multiple older pre-layer frames with decay and tint for configurable motion echoes.",
  "category": "Temporal",
  "entryPoint": "shadeVideo",
  "temporal": {
    "enabled": true,
    "historySource": "preLayerInput",
    "historyLength": 12
  },
  "parameters": [
    {
      "id": "echoAmount",
      "label": "Echo Amount",
      "type": "float",
      "default": 0.55,
      "min": 0.0,
      "max": 1.0,
      "step": 0.01
    },
    {
      "id": "decay",
      "label": "Decay",
      "type": "float",
      "default": 0.72,
      "min": 0.0,
      "max": 1.0,
      "step": 0.01
    },
    {
      "id": "frameStride",
      "label": "Frame Stride",
      "type": "float",
      "default": 2.0,
      "min": 1.0,
      "max": 6.0,
      "step": 1.0
    },
    {
      "id": "echoTint",
      "label": "Echo Tint",
      "type": "color",
      "default": [0.65, 0.85, 1.0, 1.0]
    }
  ]
}