Question: Explain what the following code is doing please at each part: def cylindricalWarpImage ( img 1 , K , savefig = False ) : f
Explain what the following code is doing please at each part:
def cylindricalWarpImageimg K savefigFalse:
f K
imhimw imgshape
# go inverse from cylindrical coord to the image
# this way there are no gaps
cyl npzeroslikeimg
cylmask npzeroslikeimg
cylhcylw cylshape
xc floatcylw
yc floatcylh
for xcyl in nparangecylw:
for ycyl in nparangecylh:
theta xcyl xc f
h ycyl yc f
X nparraymathsintheta h math.costheta
X npdotKX
xim X X
if xim or xim imw:
continue
yim X X
if yim or yim imh:
continue
cylintycylintxcyl imgintyimintxim
cylmaskintycylintxcyl
if savefig:
pltimshowcyl cmap'gray'
pltsavefigcylpngbboxinches'tight'
return cylcylmask
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