Start » Filter Reference » OpenCV » Structural Analysis and Shape Descriptors » cvContourArea
Basic| Module: | OpenCV |
|---|
Calculates the contour area.
| Name | Type | Description | |
|---|---|---|---|
 |
inContour | Path | Input Point2D array. |
 |
outArea | Real |
Errors
This filter can throw an exception to report error. Read how to deal with errors in Error Handling.
List of possible exceptions:
| Error type | Description |
|---|---|
| DomainError | Input contour must not be empty in cvContourArea. |
Complexity Level
This filter is available on Basic Complexity Level.