摘要
Imagemorphingisapowerfultoolforvisualeffect.Inthispaper,aviewinterpolationalgorithmisproposedtosimulateavirtualwalkalongastreetfromstartpositiontoendposition.Tosimulateavirtualwalkingviewneedstocreatenewappearingsceneinthevision-vanishingpointanddisappearingscenebeyondthescopeofview.Toattainthesetwoaimsweusetwoenhancedpositionparameterstomatchpixelsofsourceimagesandtargetimages.Oneenhancedpositionparameteristheangularcoordinatesofpixels.Anotherenhancedpositionparameteristhedistancesfrompixelstothevision-vanishingpoint.Accordingtotheparametervalues,pixelsbeyondthescopeofviewcanbe'moved'outinlinearinterpolation.Resultdemonstratesthevalidityofthealgorithm.Anotheradvantageofthisalgorithmisthattheenhancedpositionparametersarebasedonreallocationsandwalkingdistances,soitisalsoanapproachtoonlinevirtualtourbysatellitemapsofvirtualglobeapplicationssuchasGoogleEarth.
出版日期
2013年04月14日(中国期刊网平台首次上网日期,不代表论文的发表时间)