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在我的劇本,我有以下代碼:OpenCV的warpPerspective參數計算
src = numpy.array(cornersSheet, numpy.float32)
dst = numpy.array(cornersDesired, numpy.float32)
transform = cv2.getPerspectiveTransform(src,dst)
finished = cv2.warpPerspective(img, transform, img.shape)
Python的說:
Traceback (most recent call last):
File "./script.py", line 138, in <module>
finished = cv2.warpPerspective(img, transform, img.shape)
TypeError: function takes exactly 2 arguments (3 given)
但根據文檔:
Python: cv2.warpPerspective(src, M, dsize[, dst[, flags[, borderMode[, borderValue]]]]) → dst
三個參數都OK。我與cv2.warpAffine
有同樣的問題。
什麼是'[1 :: - 1]'是什麼意思? – tomfriwel 2017-09-27 01:39:11