{TAIL ~ a shake level determination step} of determining {HEAD ~ a shake level} of an image capturing apparatus based on an output of said shake detection step 
{ TAIL ~ a shake level determination step } of determining { HEAD ~ a shake level } of an image capturing apparatus based on an output of said shake detection step
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH