Wuhan evening paper on August 23 dispatch (reporter Feng Aihua) have close historical the Dunhuang Caves was quickening decency 1700, fade, how to leave those elegant, unique mural and sculpture? 22 days, wu Jian of director of center of Dunhuang academy number comes Chinese begin lecturing " the digitlization of traditional culture builds compose and development -- it is with digital Dunhuang exemple " , introduce according to him, digitlization technology " rebuild " the grotto art that the grotto such as Mo Gao hole lets cannot move not only can be revealed to the whole world, also let them break time bounds, permanent circulate.
The mankind's precious culture bequest -- Mo Gao hole is old flimsy, suffer a variety of disease menace, some painty oxidation blacken, the carapace since some dye falls off, blister shape removes armour like some mural picture scale, some painty layer ageing and occurrence pulverization phenomenon, and the tourist amount that increases increasingly also causes an effect to mural. The 6th hole resembles Yu forest hole greatly hole, once because of cave in of natural reason whole, mural alls gone between instantly of figure of Buddha.
Be this one setting falls, digitlization saves Dunhuang art to carry program early. Go up century 80 time end, ground of sex of the look up before the Fan Jinshi that Dunhuang academy dean holds the post of when puts forward to use the conception of information of computer memory Dunhuang; Cooperated with American northwest university 1998, in cavern erect orbit films line by line record; 2006, dunhuang establishs digital center technically, implementation is distinct to cavern reductive.
Of digital Dunhuang film means, differ with prevailing photography find a view, it is much dot, statified film, be synthesized finally through the computer. These information are collected not only just take a picture, still ask fixed position is measured, in order to examine after picture joining together reductive the dimensional structure of cavern. One honour sculpture, technical personnel should film 800 many angle, 3D of travel of the reentry after synthesis is handled is printed. Take the digital picture of a mural, on need 1000 pictures go joining together.
Time-consuming farthest the 61st hole, put up the scaffold of find a view of 3 entire hole, again by 4 groups 20 much people are collected at the same time, 3 months collect their last a period of time many pieces of 30 thousand photograph, later period processing is close half an year. The mural with Mo Gao the largest hole -- of scale of period of the Five Dynasties " 5 hill pursue " , 13.8 meters long, nearly 4 meters tall, its panorama cannot be peeped in cavern. To finish the digitlization of this picture, technical personnel took 4780 pieces of high-definition pictures in all.
Wu Jian introduces, up to now, the picture that Dunhuang academy already completed 180 cavern is collected, the image of 80 cavern is not had seam joining together, scanning rebuilds 143 cavern structure, sculpture is three-dimensional rebuild 17 bodies, relics is three-dimensional rebuild 2 place, grotto is fictitious roam 120, archives negative more than pieces 45 thousand.
2016, "Digital Dunhuang " the line on resource library, spanned Northen Wei Dynasty, the Western Wei Dynasty, the Northern Zhou Dynasty, the Sui Dynasty, the Tang Dynasty 30 when wait for 10 dynasty classical cavern appear on Internet first, open to the whole world. And be in Dunhuang, digitlization reveals a center to also let visit mode happening change. The tourist watchs newsreel first " chiliad Mo Gao " with ball act film " dreamy Buddha palace " " do sufficient homework " , individual cavern experiences reentry actually, reduced a tourist to see time not only, return those who raised cavern to bear the weight of quantity.
