post
https://preteeth.online/api/1.0/analysis/smile_curve_with_underlines
Generate the smile curve of the upper teeth represented as underlines beneath the upper teeth.
Guidelines for the image to be uploaded
1. Technical Requirements
- Format: JPG or PNG only.
- File Size: Up to 10 MB.
- Dimensions: Minimum 1000x1000 pixels.
2. Uploaded Image Requirements
- Pose: Full-face photo with a natural smile.
- Jaw Position: No protruding or pushed-forward lower jaw.
- Angle: Close-up face, centered and facing the camera.
- Lighting: Adequate and bright lighting is essential.
Acceptable/Unacceptable Image Example: 
Return Format
The API will return an object containing the following:
- img_url: A URL to the processed image featuring a drawn smile curve underlines.
- points: An array of sequential points indicating the underlines. Points are formatted as
[[x1, y1], [x2, y2], ...].
Image Example for Points Visualization: 