ronnywang/luz.tcd.gov.tw — pull request #1 by benlau (2014-09-09 17:40:19+00:00)
Title: Apply GuassionBlur before Canny to make a better contour

測試過GuassionBlur()及blur()之間的比較，用了blur()後仍然會斷開，但GuassionBlur()能完美解決bound.png的情況