Umehluko phakathi kwe-global shutter ne-rolling shutter

Yini i-shutter?

I-shutter iwumshini osetshenziswa ikhamera ukulawula isikhathi sokuchayeka esisebenzayo sefilimu ezwelayo.Iyingxenye ebalulekile yekhamera, futhi isakhiwo sayo, isimo kanye nomsebenzi kuyisici esibalulekile sokulinganisa ikhwalithi yekhamera.

Iyini i-Global Shutter?

Lokhu kufezwa ngokuveza yonke indawo ngesikhathi esisodwa.Wonke amaphikseli Enzwa aqoqa ukukhanya ngesikhathi esifanayo futhi aveze ngesikhathi esifanayo.Okusho ukuthi, ekuqaleni kokuchayeka, Inzwa iqala ukuqoqa ukukhanya;ekupheleni kokuchayeka, isifunda sokuqoqa ukukhanya siyanqanyulwa.Bese inani lenzwa lifundwa njengesithombe.I-CCD iyindlela yokusebenza ye-shutter yomhlaba wonke.

Iyini i-Rolling Shutter?

Ngokungafani ne-Global shutter, ifinyelelwa ngendlela yenzwa eqhubekayo yokuchayeka.Ekuqaleni kokuchayeka, Inzwa iskena umugqa ngomugqa futhi yenze ukuchayeka ngomugqa kuze kube yilapho wonke amaphikseli evezwa.Zonke izenzo ziqedwa ngesikhathi esifushane kakhulu.Isikhathi sokuchayeka samaphikseli emigqeni ehlukene sihlukile.

Izibonelo zokukhubazeka ku-Rolling Shutter

Isibonelo 1

Bheka isithombe esingezansi.Cabanga ukuthi ibhokisi ngalinye eliwolintshi liyiphikseli eyodwa, futhi isithombe sethu sinamaphikseli amathathu kuphela.Lapho iqhawe lethu likhuphuka izitebhisi, amaphikseli afundwa eyodwa ngesikhathi, okubangela ukunensa ohlakeni lokugcina.

Isibonelo sesi-2

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