電視墻中視頻圖像放大的運(yùn)動(dòng)補(bǔ)償技術(shù)研究.pdf

1、電子科技大學(xué)碩士學(xué)位論文電視墻中視頻圖像放大的運(yùn)動(dòng)補(bǔ)償技術(shù)研究姓名：秦波申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：物理電子學(xué)指導(dǎo)教師：林祖?zhèn)悈窃?0020501電子科技大學(xué)碩士學(xué)位論文AbstractTheVideoWallisalargescreenwhichisconsistofNlN2sub—screenItmagnifytheoriginalimagethatinputintotheVideoWall，thenitputouttoeachsub

2、scleenfordisplayBecauseofthemagnified—timesoftheoriginalimageisgreat，theVideoWallrequirestheoriginalimagewithhighresolutionandclearnessThephysicalcharacterofthedisplayunitisoneoftheimportantfactorswhichinfluencethequalit

3、yoftheimagetodisplay，thealgorithmusedtoprocesstheimageisanotherimportantoneBecauseofthesignalprocessintheVideoWallisthetraditionalTVinterlacesignal，soitisnecessarytochangetheinterlacefieldpictureintoprogressiveframepictu

4、reTheaimofthispaperistopromotethequalityofthepicturethattheVideoWallputoutbyusinggoodimageprocessingalgorithmInthispapel，1hadanalyzedtheproblemofthepicture’squality，andcomparedthoseintel／ace／progressivet1_ansformingalgor

5、ithinswhichisinuseThen，Ihaddesignedaninterlace／progl’essivetransformingalgorithmbasedonmotioncompensationMotionestimariontechnologyisusedinthealgorithminwhichutilizethefeatm’eoftheTVvideo’ssignalIthadeliminatedthemotionb

6、lurcausedbythoseordinaryalgorithmsthroughtheimagecompensationintheprocessofthelineinterpolationAttheend，thealgorithmismodeledoilthecomputerTheresuItshowsthatthemotionblurhadbeeneliminatedintheprogressivepictureThequality