FaceLandmark:
| "leftEye"
| "rightEye"
| "nose"
| "mouth"
| "leftEar"
| "rightEar"
| "symmetryLine"
| "silhouette"
| "lipsUpperOuter"
| "lipsLowerOuter"
| "lipsUpperInner"
| "lipsLowerInner"
| "rightEyeUpper0"
| "rightEyeLower0"
| "rightEyeUpper1"
| "rightEyeLower1"
| "rightEyeUpper2"
| "rightEyeLower2"
| "rightEyeLower3"
| "rightEyebrowUpper"
| "rightEyebrowLower"
| "rightEyeIris"
| "leftEyeUpper0"
| "leftEyeLower0"
| "leftEyeUpper1"
| "leftEyeLower1"
| "leftEyeUpper2"
| "leftEyeLower2"
| "leftEyeLower3"
| "leftEyebrowUpper"
| "leftEyebrowLower"
| "leftEyeIris"
| "midwayBetweenEyes"
| "noseTip"
| "noseBottom"
| "noseRightCorner"
| "noseLeftCorner"
| "rightCheek"
| "leftCheek"