This copy constructor leaves Image property not initialized. The blob's image may be extracted later using BlobCounterBase.ExtractBlobsImage( Bitmap, Blob, bool ) or BlobCounterBase.ExtractBlobsImage( UnmanagedImage, Blob, bool ) method.
public Blob(Blob source) { // copy everything except image id = source.id; rect = source.rect; cog = source.cog; area = source.area; fullness = source.fullness; colorMean = source.colorMean; colorStdDev = source.colorStdDev; } }