Blobs.perimeter_length#
- property Blobs.perimeter_length: Any#
Perimeter length of the blob
- Returns:
perimeter length in pixels
- Return type:
float
Return the length of the blob’s external perimeter. This is an 8-way connected chain of edge pixels.
Example:
>>> from machinevisiontoolbox import Image >>> import numpy as np >>> im = Image.Read('shark2.png') >>> blobs = im.blobs() >>> blobs[0].perimeter_length 556.5706294775009 >>> blobs.perimeter_length array([556.5706, 556.5706])
Note
The length of the internal perimeter is found from summing the external perimeter of each child blob.