基于圖像的油畫風(fēng)格繪制關(guān)鍵技術(shù)研究.pdf

1、天津工業(yè)大學(xué)碩士學(xué)位論文基于圖像的油畫風(fēng)格繪制關(guān)鍵技術(shù)研究姓名：李振亞申請學(xué)位級別：碩士專業(yè)：計算機應(yīng)用技術(shù)指導(dǎo)教師：張大坤20090101AbstractNonPhotorealisticRendering(NPRlhasbecomearesearchhotspotofComputerGraphicssincethemiddletermof1990sItiniectsaestheticandstylizedelementsintoco

2、mputergraphics，andthegoalofNPRisnottorenderobjectsrealisticallybutcreativelysuchasinsimulatingvariouspaintingstylesByNPR，theartistscanconveynotonlyabstractinformationbutalsoacertainartisticspiritthroughsimulatingvariousa

3、rtisticstylesAsforthesimulationofoilpaintingbycomputerrenderingtherearetwographicsandimageprocessingbasedmethod：artisticmediasimulating，suchasbrushandoilpaintingcanvassimulating；andwiththesimulationoftheartisticcreationt

4、Oautomaticallycreateanoilpainting1nhispapercombinedthetworenderingmethodstocreateaworkwithaoiIpaintingstyleanddesignasoftwarethatwillhandletheinputrasterimage，andthentotaketheimagepartitionbasedontheuserdefinedsplit—leve

5、l，andthenmakeasmoothingprocesswiththeresultofthepartition，thenextracttheskeletonformtheprocessedareas，andfinallyitgeneratedaoilpaintingwiththecompositionofthestokeswhicharegeneratedbythepointsetintheskeletonareaandwhichd

6、oesn’tlikeotherNPRprocessingoilpaintingstyleimagewhichisbasedonpixels—levelUnliketheothersNPRrenderingmethodstheworkdoneinthispaperiSnotbasedonthestyledealingwithpixel1evelbutbasedonthestokeclasstofinishthestylerendering

7、Inthispaper’thesoftwarewedevelopedallowsuserstostren酣hentheeffectofrenderingbysettingthegraylevels；andwiththeAlphamixedthebaseimagefatherlyenhancetheeffectoftheoilrendering；thissoftwarealsocanprovidethestrengtheningthegr

8、aylevelintheareawhereusersinterestedintoenhancethelocalpositioneffectivenessTherunningresultofthissoftwareshowsthattheoilpaintingstylerenderingmethoddesignedinthispapercouldtranslateasourceimageintoasatisfactoryoilpainti