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arcLength vs ContourArea?

I have detected these two objects after processing an image. as seen below

image description

    arcLength                      contourArea
 1000.08743619918                      128         
 883.317884206771                      128

I do understand the arc length function of the openCV, but what is this CONTOUR AREA? Why is this so less than the arc length?

arcLength vs ContourArea?

I have detected these two objects after processing an image. as seen below

image descriptionimage description

    arcLength                      contourArea
 1000.08743619918                      128         
 883.317884206771                      128

I do understand the arc length function of the openCV, but what is this CONTOUR AREA? Why is this so less than the arc length?

arcLength vs ContourArea?

I have detected these two objects after processing an image. as seen below

image description

    arcLength                      contourArea
 1000.08743619918                      128         
 883.317884206771                      128

I do understand the arc length function of the openCV, but what is this CONTOUR AREA? Why is this so less than the arc length?