{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://github.com/vitessce/vitessce/#raster",
  "title": "Vitessce image data",
  "type": "object",
  "definitions": {
    "transform": {
      "type": "object",
      "additionalProperties": false,
      "oneOf":[{"required": ["scale", "translate"]},{"required": ["matrix"]}],
      "properties": {
        "scale": { "type": "number" },
        "translate": {
          "type": "object",
          "additionalProperties": false,
          "required": ["y", "x"],
          "properties": {
            "y": { "type": "number" },
            "x": { "type": "number" }
          }
        },
        "matrix": {
          "type": "array",
          "items": { "type": "number" },
          "minItems": 16,
          "maxItems": 16
        }
      }
    },
    "dimensions": {
      "type": "array",
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": ["field", "type", "values"],
        "properties": {
          "field": { "type": "string" },
          "type": {
            "type": "string",
            "enum": ["quantitative", "nominal", "ordinal", "temporal"]
          },
          "values": {
            "type": ["array", "null"],
            "items": { "type": "string" }
          }
        }
      }
    },
    "metadata": {
      "type": "object",
      "additionalProperties": false,
      "anyOf":[{"required": ["dimensions","isPyramid"]},{"required": ["transform"]},{"required": ["omeTiffOffsetsUrl"]},{"required": ["isBitmask"]}],
      "properties": {
        "dimensions": { "$ref": "#/definitions/dimensions" },
        "isPyramid": { "type": "boolean" },
        "transform": { "$ref": "#/definitions/transform" },
        "isBitmask": { "type": "boolean" },
        "omeTiffOffsetsUrl": { "type": "string", "format": "uri" }
      }
    },
    "requestInit": {
      "type": "object",
      "additionalProperties": false,
      "required": [],
      "properties": {
        "method": {
          "type": "string"
        },
        "headers": {
          "type": "object"
        },
        "body": {
          "type": "string"
        },
        "mode": {
          "type": "string"
        },
        "credentials": {
          "type": "string"
        },
        "cache": {
          "type": "string"
        },
        "redirect": {
          "type": "string"
        },
        "referrer": {
          "type": "string"
        },
        "integrity": {
          "type": "string"
        }
      }
    },
    "image": {
      "type": "object",
      "additionalProperties": false,
      "required": ["name", "url", "type"],
      "properties": {
        "name": { "type": "string" },
        "url": { "type": "string", "format": "uri" },
        "type": { "type": "string" },
        "metadata": { "$ref": "#/definitions/metadata" },
        "requestInit": { "$ref": "#/definitions/requestInit" }
      }
    }
  },
  "additionalProperties": false,
  "required": ["schemaVersion", "images"],
  "properties": {
    "schemaVersion": { "type": "string" },
    "usePhysicalSizeScaling": { "type": "boolean", "description": "Default is false: passing true in will infer scaling from the reported physcial size" },
    "renderLayers": { "type": "array", "items": { "type": "string" } },
    "images": {
      "type": "array",
      "items": { "$ref": "#/definitions/image" }
    }
  }
}