{
  "id": "greenscreen-key",
  "name": "Greenscreen Key",
  "description": "Production-style green/blue screen keyer with matte refinement, despill, edge treatment, and debug views.",
  "category": "Keying",
  "entryPoint": "shadeVideo",
  "parameters": [
    {
      "id": "screenColor",
      "label": "Screen Color",
      "type": "color",
      "default": [0.15, 0.85, 0.2, 1.0],
      "min": [0.0, 0.0, 0.0, 0.0],
      "max": [1.0, 1.0, 1.0, 1.0],
      "step": [0.01, 0.01, 0.01, 0.01]
    },
    {
      "id": "threshold",
      "label": "Screen Gain",
      "type": "float",
      "default": 0.24,
      "min": 0.01,
      "max": 0.8,
      "step": 0.005
    },
    {
      "id": "softness",
      "label": "Softness",
      "type": "float",
      "default": 0.16,
      "min": 0.001,
      "max": 0.5,
      "step": 0.005
    },
    {
      "id": "screenBalance",
      "label": "Screen Balance",
      "type": "float",
      "default": 0.5,
      "min": 0.0,
      "max": 1.0,
      "step": 0.005
    },
    {
      "id": "screenPreBlur",
      "label": "Screen PreBlur",
      "type": "float",
      "default": 1.0,
      "min": 0.0,
      "max": 8.0,
      "step": 0.1
    },
    {
      "id": "erodeDilate",
      "label": "Erode/Dilate",
      "type": "float",
      "default": 0.0,
      "min": -0.3,
      "max": 0.3,
      "step": 0.005
    },
    {
      "id": "matteBlur",
      "label": "Matte Blur",
      "type": "float",
      "default": 1.25,
      "min": 0.0,
      "max": 6.0,
      "step": 0.1
    },
    {
      "id": "matteGamma",
      "label": "Matte Gamma",
      "type": "float",
      "default": 1.0,
      "min": 0.25,
      "max": 4.0,
      "step": 0.01
    },
    {
      "id": "matteContrast",
      "label": "Matte Contrast",
      "type": "float",
      "default": 1.0,
      "min": 0.25,
      "max": 4.0,
      "step": 0.01
    },
    {
      "id": "blackCleanup",
      "label": "Black Cleanup",
      "type": "float",
      "default": 0.0,
      "min": 0.0,
      "max": 1.0,
      "step": 0.005
    },
    {
      "id": "whiteCleanup",
      "label": "White Cleanup",
      "type": "float",
      "default": 0.0,
      "min": 0.0,
      "max": 1.0,
      "step": 0.005
    },
    {
      "id": "despill",
      "label": "Despill",
      "type": "float",
      "default": 0.45,
      "min": 0.0,
      "max": 1.5,
      "step": 0.01
    },
    {
      "id": "despillBias",
      "label": "Despill Bias",
      "type": "float",
      "default": 0.0,
      "min": -0.5,
      "max": 0.5,
      "step": 0.005
    },
    {
      "id": "spillTint",
      "label": "Spill Tint",
      "type": "color",
      "default": [1.0, 1.0, 1.0, 1.0],
      "min": [0.0, 0.0, 0.0, 0.0],
      "max": [1.0, 1.0, 1.0, 1.0],
      "step": [0.01, 0.01, 0.01, 0.01]
    },
    {
      "id": "edgeRecover",
      "label": "Edge Recover",
      "type": "float",
      "default": 0.18,
      "min": 0.0,
      "max": 1.0,
      "step": 0.005
    },
    {
      "id": "edgeColor",
      "label": "Edge Color",
      "type": "color",
      "default": [1.0, 1.0, 1.0, 1.0],
      "min": [0.0, 0.0, 0.0, 0.0],
      "max": [1.0, 1.0, 1.0, 1.0],
      "step": [0.01, 0.01, 0.01, 0.01]
    },
    {
      "id": "clipBlack",
      "label": "Clip Black",
      "type": "float",
      "default": 0.0,
      "min": 0.0,
      "max": 0.5,
      "step": 0.005
    },
    {
      "id": "clipWhite",
      "label": "Clip White",
      "type": "float",
      "default": 1.0,
      "min": 0.5,
      "max": 1.0,
      "step": 0.005
    },
    {
      "id": "viewMode",
      "label": "View",
      "type": "enum",
      "default": "composite",
      "options": [
        { "value": "composite", "label": "Composite" },
        { "value": "matte", "label": "Matte" },
        { "value": "spill", "label": "Spill" },
        { "value": "despill", "label": "Despill" },
        { "value": "status", "label": "Status" }
      ]
    }
  ]
}