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# VNContoursObservation

An object that represents the detected contours in an image.

```
class VNContoursObservation
```

## Topics

### Inspecting the Observation

[`contourCount`](/documentation/Vision/VNContoursObservation/contourCount)

The total number of detected contours.

[`normalizedPath`](/documentation/Vision/VNContoursObservation/normalizedPath)

The detected contours as a path object in normalized coordinates.

[`topLevelContours`](/documentation/Vision/VNContoursObservation/topLevelContours)

An array of contours that don’t have another contour enclosing them.

[`topLevelContourCount`](/documentation/Vision/VNContoursObservation/topLevelContourCount)

The total number of detected top-level contours.

[`contour(at:)`](/documentation/Vision/VNContoursObservation/contour(at:)-9on0y)

Retrieves the contour object at the specified index, irrespective of hierarchy.

[`contour(at:)`](/documentation/Vision/VNContoursObservation/contour(at:)-52odo)

Retrieves the contour object at the specified index path.

[`VNContour`](/documentation/Vision/VNContour)

A class that represents a detected contour in an image.


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