{
  "version":"2.0",
  "metadata":{
    "apiVersion":"2016-06-27",
    "endpointPrefix":"rekognition",
    "jsonVersion":"1.1",
    "protocol":"json",
    "serviceFullName":"Amazon Rekognition",
    "signatureVersion":"v4",
    "targetPrefix":"RekognitionService",
    "uid":"rekognition-2016-06-27"
  },
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      "name":"CompareFaces",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"CompareFacesRequest"},
      "output":{"shape":"CompareFacesResponse"},
      "errors":[
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        {"shape":"InvalidS3ObjectException"},
        {"shape":"ImageTooLargeException"},
        {"shape":"AccessDeniedException"},
        {"shape":"InternalServerError"},
        {"shape":"ThrottlingException"},
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"InvalidImageFormatException"}
      ]
    },
    "CreateCollection":{
      "name":"CreateCollection",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"CreateCollectionRequest"},
      "output":{"shape":"CreateCollectionResponse"},
      "errors":[
        {"shape":"InvalidParameterException"},
        {"shape":"AccessDeniedException"},
        {"shape":"InternalServerError"},
        {"shape":"ThrottlingException"},
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"ResourceAlreadyExistsException"}
      ]
    },
    "DeleteCollection":{
      "name":"DeleteCollection",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"DeleteCollectionRequest"},
      "output":{"shape":"DeleteCollectionResponse"},
      "errors":[
        {"shape":"InvalidParameterException"},
        {"shape":"AccessDeniedException"},
        {"shape":"InternalServerError"},
        {"shape":"ThrottlingException"},
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"ResourceNotFoundException"}
      ]
    },
    "DeleteFaces":{
      "name":"DeleteFaces",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"DeleteFacesRequest"},
      "output":{"shape":"DeleteFacesResponse"},
      "errors":[
        {"shape":"InvalidParameterException"},
        {"shape":"AccessDeniedException"},
        {"shape":"InternalServerError"},
        {"shape":"ThrottlingException"},
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"ResourceNotFoundException"}
      ]
    },
    "DetectFaces":{
      "name":"DetectFaces",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"DetectFacesRequest"},
      "output":{"shape":"DetectFacesResponse"},
      "errors":[
        {"shape":"InvalidS3ObjectException"},
        {"shape":"InvalidParameterException"},
        {"shape":"ImageTooLargeException"},
        {"shape":"AccessDeniedException"},
        {"shape":"InternalServerError"},
        {"shape":"ThrottlingException"},
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"InvalidImageFormatException"}
      ]
    },
    "DetectLabels":{
      "name":"DetectLabels",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"DetectLabelsRequest"},
      "output":{"shape":"DetectLabelsResponse"},
      "errors":[
        {"shape":"InvalidS3ObjectException"},
        {"shape":"InvalidParameterException"},
        {"shape":"ImageTooLargeException"},
        {"shape":"AccessDeniedException"},
        {"shape":"InternalServerError"},
        {"shape":"ThrottlingException"},
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"InvalidImageFormatException"}
      ]
    },
    "IndexFaces":{
      "name":"IndexFaces",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"IndexFacesRequest"},
      "output":{"shape":"IndexFacesResponse"},
      "errors":[
        {"shape":"InvalidS3ObjectException"},
        {"shape":"InvalidParameterException"},
        {"shape":"ImageTooLargeException"},
        {"shape":"AccessDeniedException"},
        {"shape":"InternalServerError"},
        {"shape":"ThrottlingException"},
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"ResourceNotFoundException"},
        {"shape":"InvalidImageFormatException"}
      ]
    },
    "ListCollections":{
      "name":"ListCollections",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"ListCollectionsRequest"},
      "output":{"shape":"ListCollectionsResponse"},
      "errors":[
        {"shape":"InvalidParameterException"},
        {"shape":"AccessDeniedException"},
        {"shape":"InternalServerError"},
        {"shape":"ThrottlingException"},
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"InvalidPaginationTokenException"},
        {"shape":"ResourceNotFoundException"}
      ]
    },
    "ListFaces":{
      "name":"ListFaces",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"ListFacesRequest"},
      "output":{"shape":"ListFacesResponse"},
      "errors":[
        {"shape":"InvalidParameterException"},
        {"shape":"AccessDeniedException"},
        {"shape":"InternalServerError"},
        {"shape":"ThrottlingException"},
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"InvalidPaginationTokenException"},
        {"shape":"ResourceNotFoundException"}
      ]
    },
    "SearchFaces":{
      "name":"SearchFaces",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"SearchFacesRequest"},
      "output":{"shape":"SearchFacesResponse"},
      "errors":[
        {"shape":"InvalidParameterException"},
        {"shape":"AccessDeniedException"},
        {"shape":"InternalServerError"},
        {"shape":"ThrottlingException"},
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"ResourceNotFoundException"}
      ]
    },
    "SearchFacesByImage":{
      "name":"SearchFacesByImage",
      "http":{
        "method":"POST",
        "requestUri":"/"
      },
      "input":{"shape":"SearchFacesByImageRequest"},
      "output":{"shape":"SearchFacesByImageResponse"},
      "errors":[
        {"shape":"InvalidS3ObjectException"},
        {"shape":"InvalidParameterException"},
        {"shape":"ImageTooLargeException"},
        {"shape":"AccessDeniedException"},
        {"shape":"InternalServerError"},
        {"shape":"ThrottlingException"},
        {"shape":"ProvisionedThroughputExceededException"},
        {"shape":"ResourceNotFoundException"},
        {"shape":"InvalidImageFormatException"}
      ]
    }
  },
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      "type":"structure",
      "members":{
      },
      "exception":true
    },
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      "type":"string",
      "enum":[
        "DEFAULT",
        "ALL"
      ]
    },
    "Attributes":{
      "type":"list",
      "member":{"shape":"Attribute"}
    },
    "Beard":{
      "type":"structure",
      "members":{
        "Value":{"shape":"Boolean"},
        "Confidence":{"shape":"Percent"}
      }
    },
    "Boolean":{"type":"boolean"},
    "BoundingBox":{
      "type":"structure",
      "members":{
        "Width":{"shape":"Float"},
        "Height":{"shape":"Float"},
        "Left":{"shape":"Float"},
        "Top":{"shape":"Float"}
      }
    },
    "CollectionId":{
      "type":"string",
      "max":255,
      "min":1,
      "pattern":"[a-zA-Z0-9_.\\-]+"
    },
    "CollectionIdList":{
      "type":"list",
      "member":{"shape":"CollectionId"}
    },
    "CompareFacesMatch":{
      "type":"structure",
      "members":{
        "Similarity":{"shape":"Percent"},
        "Face":{"shape":"ComparedFace"}
      }
    },
    "CompareFacesMatchList":{
      "type":"list",
      "member":{"shape":"CompareFacesMatch"}
    },
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      "required":[
        "SourceImage",
        "TargetImage"
      ],
      "members":{
        "SourceImage":{"shape":"Image"},
        "TargetImage":{"shape":"Image"},
        "SimilarityThreshold":{"shape":"Percent"}
      }
    },
    "CompareFacesResponse":{
      "type":"structure",
      "members":{
        "SourceImageFace":{"shape":"ComparedSourceImageFace"},
        "FaceMatches":{"shape":"CompareFacesMatchList"}
      }
    },
    "ComparedFace":{
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      "members":{
        "BoundingBox":{"shape":"BoundingBox"},
        "Confidence":{"shape":"Percent"}
      }
    },
    "ComparedSourceImageFace":{
      "type":"structure",
      "members":{
        "BoundingBox":{"shape":"BoundingBox"},
        "Confidence":{"shape":"Percent"}
      }
    },
    "CreateCollectionRequest":{
      "type":"structure",
      "required":["CollectionId"],
      "members":{
        "CollectionId":{"shape":"CollectionId"}
      }
    },
    "CreateCollectionResponse":{
      "type":"structure",
      "members":{
        "StatusCode":{"shape":"UInteger"},
        "CollectionArn":{"shape":"String"}
      }
    },
    "Degree":{
      "type":"float",
      "max":180,
      "min":-180
    },
    "DeleteCollectionRequest":{
      "type":"structure",
      "required":["CollectionId"],
      "members":{
        "CollectionId":{"shape":"CollectionId"}
      }
    },
    "DeleteCollectionResponse":{
      "type":"structure",
      "members":{
        "StatusCode":{"shape":"UInteger"}
      }
    },
    "DeleteFacesRequest":{
      "type":"structure",
      "required":[
        "CollectionId",
        "FaceIds"
      ],
      "members":{
        "CollectionId":{"shape":"CollectionId"},
        "FaceIds":{"shape":"FaceIdList"}
      }
    },
    "DeleteFacesResponse":{
      "type":"structure",
      "members":{
        "DeletedFaces":{"shape":"FaceIdList"}
      }
    },
    "DetectFacesRequest":{
      "type":"structure",
      "required":["Image"],
      "members":{
        "Image":{"shape":"Image"},
        "Attributes":{"shape":"Attributes"}
      }
    },
    "DetectFacesResponse":{
      "type":"structure",
      "members":{
        "FaceDetails":{"shape":"FaceDetailList"},
        "OrientationCorrection":{"shape":"OrientationCorrection"}
      }
    },
    "DetectLabelsRequest":{
      "type":"structure",
      "required":["Image"],
      "members":{
        "Image":{"shape":"Image"},
        "MaxLabels":{"shape":"UInteger"},
        "MinConfidence":{"shape":"Percent"}
      }
    },
    "DetectLabelsResponse":{
      "type":"structure",
      "members":{
        "Labels":{"shape":"Labels"},
        "OrientationCorrection":{"shape":"OrientationCorrection"}
      }
    },
    "Emotion":{
      "type":"structure",
      "members":{
        "Type":{"shape":"EmotionName"},
        "Confidence":{"shape":"Percent"}
      }
    },
    "EmotionName":{
      "type":"string",
      "enum":[
        "HAPPY",
        "SAD",
        "ANGRY",
        "CONFUSED",
        "DISGUSTED",
        "SURPRISED",
        "CALM",
        "UNKNOWN"
      ]
    },
    "Emotions":{
      "type":"list",
      "member":{"shape":"Emotion"}
    },
    "ExternalImageId":{
      "type":"string",
      "max":255,
      "min":1,
      "pattern":"[a-zA-Z0-9_.\\-:]+"
    },
    "EyeOpen":{
      "type":"structure",
      "members":{
        "Value":{"shape":"Boolean"},
        "Confidence":{"shape":"Percent"}
      }
    },
    "Eyeglasses":{
      "type":"structure",
      "members":{
        "Value":{"shape":"Boolean"},
        "Confidence":{"shape":"Percent"}
      }
    },
    "Face":{
      "type":"structure",
      "members":{
        "FaceId":{"shape":"FaceId"},
        "BoundingBox":{"shape":"BoundingBox"},
        "ImageId":{"shape":"ImageId"},
        "ExternalImageId":{"shape":"ExternalImageId"},
        "Confidence":{"shape":"Percent"}
      }
    },
    "FaceDetail":{
      "type":"structure",
      "members":{
        "BoundingBox":{"shape":"BoundingBox"},
        "Smile":{"shape":"Smile"},
        "Eyeglasses":{"shape":"Eyeglasses"},
        "Sunglasses":{"shape":"Sunglasses"},
        "Gender":{"shape":"Gender"},
        "Beard":{"shape":"Beard"},
        "Mustache":{"shape":"Mustache"},
        "EyesOpen":{"shape":"EyeOpen"},
        "MouthOpen":{"shape":"MouthOpen"},
        "Emotions":{"shape":"Emotions"},
        "Landmarks":{"shape":"Landmarks"},
        "Pose":{"shape":"Pose"},
        "Quality":{"shape":"ImageQuality"},
        "Confidence":{"shape":"Percent"}
      }
    },
    "FaceDetailList":{
      "type":"list",
      "member":{"shape":"FaceDetail"}
    },
    "FaceId":{
      "type":"string",
      "pattern":"[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}"
    },
    "FaceIdList":{
      "type":"list",
      "member":{"shape":"FaceId"},
      "max":4096,
      "min":1
    },
    "FaceList":{
      "type":"list",
      "member":{"shape":"Face"}
    },
    "FaceMatch":{
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      "members":{
        "Similarity":{"shape":"Percent"},
        "Face":{"shape":"Face"}
      }
    },
    "FaceMatchList":{
      "type":"list",
      "member":{"shape":"FaceMatch"}
    },
    "FaceRecord":{
      "type":"structure",
      "members":{
        "Face":{"shape":"Face"},
        "FaceDetail":{"shape":"FaceDetail"}
      }
    },
    "FaceRecordList":{
      "type":"list",
      "member":{"shape":"FaceRecord"}
    },
    "Float":{"type":"float"},
    "Gender":{
      "type":"structure",
      "members":{
        "Value":{"shape":"GenderType"},
        "Confidence":{"shape":"Percent"}
      }
    },
    "GenderType":{
      "type":"string",
      "enum":[
        "MALE",
        "FEMALE"
      ]
    },
    "Image":{
      "type":"structure",
      "members":{
        "Bytes":{"shape":"ImageBlob"},
        "S3Object":{"shape":"S3Object"}
      }
    },
    "ImageBlob":{
      "type":"blob",
      "max":5242880,
      "min":1
    },
    "ImageId":{
      "type":"string",
      "pattern":"[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}"
    },
    "ImageQuality":{
      "type":"structure",
      "members":{
        "Brightness":{"shape":"Float"},
        "Sharpness":{"shape":"Float"}
      }
    },
    "ImageTooLargeException":{
      "type":"structure",
      "members":{
      },
      "exception":true
    },
    "IndexFacesRequest":{
      "type":"structure",
      "required":[
        "CollectionId",
        "Image"
      ],
      "members":{
        "CollectionId":{"shape":"CollectionId"},
        "Image":{"shape":"Image"},
        "ExternalImageId":{"shape":"ExternalImageId"},
        "DetectionAttributes":{"shape":"Attributes"}
      }
    },
    "IndexFacesResponse":{
      "type":"structure",
      "members":{
        "FaceRecords":{"shape":"FaceRecordList"},
        "OrientationCorrection":{"shape":"OrientationCorrection"}
      }
    },
    "InternalServerError":{
      "type":"structure",
      "members":{
      },
      "exception":true,
      "fault":true
    },
    "InvalidImageFormatException":{
      "type":"structure",
      "members":{
      },
      "exception":true
    },
    "InvalidPaginationTokenException":{
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      "members":{
      },
      "exception":true
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    "InvalidParameterException":{
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      "exception":true
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    "InvalidS3ObjectException":{
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      "members":{
      },
      "exception":true
    },
    "Label":{
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        "Name":{"shape":"String"},
        "Confidence":{"shape":"Percent"}
      }
    },
    "Labels":{
      "type":"list",
      "member":{"shape":"Label"}
    },
    "Landmark":{
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      "members":{
        "Type":{"shape":"LandmarkType"},
        "X":{"shape":"Float"},
        "Y":{"shape":"Float"}
      }
    },
    "LandmarkType":{
      "type":"string",
      "enum":[
        "EYE_LEFT",
        "EYE_RIGHT",
        "NOSE",
        "MOUTH_LEFT",
        "MOUTH_RIGHT",
        "LEFT_EYEBROW_LEFT",
        "LEFT_EYEBROW_RIGHT",
        "LEFT_EYEBROW_UP",
        "RIGHT_EYEBROW_LEFT",
        "RIGHT_EYEBROW_RIGHT",
        "RIGHT_EYEBROW_UP",
        "LEFT_EYE_LEFT",
        "LEFT_EYE_RIGHT",
        "LEFT_EYE_UP",
        "LEFT_EYE_DOWN",
        "RIGHT_EYE_LEFT",
        "RIGHT_EYE_RIGHT",
        "RIGHT_EYE_UP",
        "RIGHT_EYE_DOWN",
        "NOSE_LEFT",
        "NOSE_RIGHT",
        "MOUTH_UP",
        "MOUTH_DOWN",
        "LEFT_PUPIL",
        "RIGHT_PUPIL"
      ]
    },
    "Landmarks":{
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      "member":{"shape":"Landmark"}
    },
    "ListCollectionsRequest":{
      "type":"structure",
      "members":{
        "NextToken":{"shape":"PaginationToken"},
        "MaxResults":{"shape":"PageSize"}
      }
    },
    "ListCollectionsResponse":{
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      "members":{
        "CollectionIds":{"shape":"CollectionIdList"},
        "NextToken":{"shape":"PaginationToken"}
      }
    },
    "ListFacesRequest":{
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      "required":["CollectionId"],
      "members":{
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        "NextToken":{"shape":"PaginationToken"},
        "MaxResults":{"shape":"PageSize"}
      }
    },
    "ListFacesResponse":{
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        "Faces":{"shape":"FaceList"},
        "NextToken":{"shape":"String"}
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    },
    "MaxFaces":{
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      "max":4096,
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    "MouthOpen":{
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      "members":{
        "Value":{"shape":"Boolean"},
        "Confidence":{"shape":"Percent"}
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    },
    "Mustache":{
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      "members":{
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        "Confidence":{"shape":"Percent"}
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    },
    "OrientationCorrection":{
      "type":"string",
      "enum":[
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        "ROTATE_90",
        "ROTATE_180",
        "ROTATE_270"
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    },
    "PageSize":{
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      "min":0
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    "PaginationToken":{
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      "max":255
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    "Percent":{
      "type":"float",
      "max":100,
      "min":0
    },
    "Pose":{
      "type":"structure",
      "members":{
        "Roll":{"shape":"Degree"},
        "Yaw":{"shape":"Degree"},
        "Pitch":{"shape":"Degree"}
      }
    },
    "ProvisionedThroughputExceededException":{
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      "members":{
      },
      "exception":true
    },
    "ResourceAlreadyExistsException":{
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      "members":{
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    "S3Bucket":{
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      "min":3,
      "pattern":"[0-9A-Za-z\\.\\-_]*"
    },
    "S3Object":{
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        "Bucket":{"shape":"S3Bucket"},
        "Name":{"shape":"S3ObjectName"},
        "Version":{"shape":"S3ObjectVersion"}
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    "S3ObjectName":{
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      "max":1024,
      "min":1
    },
    "S3ObjectVersion":{
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      "min":1
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    "SearchFacesByImageRequest":{
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        "Image"
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      "members":{
        "CollectionId":{"shape":"CollectionId"},
        "Image":{"shape":"Image"},
        "MaxFaces":{"shape":"MaxFaces"},
        "FaceMatchThreshold":{"shape":"Percent"}
      }
    },
    "SearchFacesByImageResponse":{
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      "members":{
        "SearchedFaceBoundingBox":{"shape":"BoundingBox"},
        "SearchedFaceConfidence":{"shape":"Percent"},
        "FaceMatches":{"shape":"FaceMatchList"}
      }
    },
    "SearchFacesRequest":{
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      "required":[
        "CollectionId",
        "FaceId"
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      "members":{
        "CollectionId":{"shape":"CollectionId"},
        "FaceId":{"shape":"FaceId"},
        "MaxFaces":{"shape":"MaxFaces"},
        "FaceMatchThreshold":{"shape":"Percent"}
      }
    },
    "SearchFacesResponse":{
      "type":"structure",
      "members":{
        "SearchedFaceId":{"shape":"FaceId"},
        "FaceMatches":{"shape":"FaceMatchList"}
      }
    },
    "Smile":{
      "type":"structure",
      "members":{
        "Value":{"shape":"Boolean"},
        "Confidence":{"shape":"Percent"}
      }
    },
    "String":{"type":"string"},
    "Sunglasses":{
      "type":"structure",
      "members":{
        "Value":{"shape":"Boolean"},
        "Confidence":{"shape":"Percent"}
      }
    },
    "ThrottlingException":{
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      "members":{
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      "exception":true,
      "fault":true
    },
    "UInteger":{
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      "min":0
    }
  }
}