Dab tsi ua rau moire hauv video?
Dab tsi ua rau moire hauv video?

Video: Dab tsi ua rau moire hauv video?

Video: Dab tsi ua rau moire hauv video?
Video: Ua Dab Tsi Txhaum Koj - David Yang (New Song 2021) 2024, Kaum ib hlis
Anonim

Cov nyhuv no hu ua moiré andis ua rau thaum tus qauv zoo hauv cov ntsiab lus (xws li theweavein ib daim ntaub los yog ze heev, cov kab sib txuas hauv architecture) phim cov qauv ntawm daim duab nti. Yuav kom txo tau (oreliminate) moiré , tshwj xeeb anti-aliasing lim yog mounted nyob rau hauv lub koob yees duab.

Yog li ntawd, moire hauv video yog dab tsi?

Moiré qauv tshwm sim thaum ib qho chaw oranobject uas tau yees duab muaj cov ntsiab lus rov ua dua (xws li kab, dots, thiab lwm yam) uas dhau qhov kev daws teeb meem sensor. Asaresult, lub koob yees duab tsim ib qho txawv txawv-nrhiav wavy qauv asseen hauv qab no: Duab courtesy ntawm photo.net.

Tom qab ntawd, lo lus nug yog, cov nyhuv moire ua haujlwm li cas? Moiré effect yog qhov pom kev pom tias yog qhov tshwm sim thaum saib cov kab lossis cov dots uas yog superimposedon lwm cov kab lossis cov dots, qhov chaw sib txawv ntawm qhov sib txawv, lub kaum sab xis, lossis qhov sib txawv. Cov moiré effect tau yuav pom thaum saib los ntawm cov qhov rai zoo tib yam ntawm lwm qhov screen lossis keeb kwm yav dhau.

Hais txog qhov no, dab tsi ua rau moire?

Moiré tshwm sim thaum lub scene lossis anobjectbeing yees duab nthuav qhia cov ntsiab lus rov ua dua. Cov no suav nrog, tab sis tsis txwv rau, kab thiab dots. Cov nyhuv no yog tsim los ntawm tus qauv yog tias nws tshaj qhov kev daws teeb meem sensor. Thaum qhov no tshwm sim, lub koob yees duab tsim cov duab coj txawv txawv.

Xim moire yog dab tsi?

Xim moiré yog ib qho khoom cuav xim banding uas tuaj yeem tshwm sim hauv cov duab nrog cov qauv rov ua dua ntawm qhov siab tshaj plaws, xws li cov ntaub los yog lub laj kab picket- lossis koj lub computer screen. Nws cuam tshuam los ntawm lens sharpness, sensor'santi-aliasing (lowpass) lim (uas softens theimage), thiab demosaicing software.

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