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comparison python/cvutils.py @ 48:8aed225f71d8

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rearranged code for function readline and getlines (and characters), moved invertHomography to cvutils
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Thu, 23 Sep 2010 17:24:31 -0400
parents be3ae926e4e8
children 1d36a676c745
comparison
equal deleted inserted replaced
47:e27598865af3 48:8aed225f71d8
49 pp = project(homography, p) 49 pp = project(homography, p)
50 projected[0].append(pp[0]) 50 projected[0].append(pp[0])
51 projected[1].append(pp[1]) 51 projected[1].append(pp[1])
52 return projected 52 return projected
53 53
54 def invertHomography(homography):
55 'Returns an inverted homography'
56 from numpy.linalg.linalg import inv
57 invH = inv(homography)
58 invH /= invH[2,2]
59 return invH
60
54 class WorldSpaceData: 61 class WorldSpaceData:
55 '''Simple class for simple intersection outline''' 62 '''Simple class for simple intersection outline'''
56 def __init__(self, dimension, coordX, coordY): 63 def __init__(self, dimension, coordX, coordY):
57 self.dimension = dimension 64 self.dimension = dimension
58 self.coordX = coordX 65 self.coordX = coordX