Cylindrical reprojection
How to map from a cylinder to a planar image?
•
Apply camera projection matrix
–
for project 1, account for focal length and
assume principle point is at center of image
»
x’
c
=
½ image width,
y’
c
=
½ image height
image coords
X
Y
Z
side view
top-down view
•
Convert to image coordinates
–
divide by third coordinate (w)