Video kaw Bitrates piav qhia

Cov txheej txheem:

Video kaw Bitrates piav qhia
Video kaw Bitrates piav qhia
Anonim

Cov koob yees duab digital hloov cov duab txav mus rau hauv cov ntaub ntawv digital. Cov ntaub ntawv vis dis aus no, hu ua cov khoom, tau txais kev cawmdim rau hauv cov ntaub ntawv khaws cia xws li flash memory card, DVD, lossis hard disk drive.

Tus nqi ntawm cov ntaub ntawv kaw ntawm ib qho thib ob yog hu ua tus nqi lossis bitrate, thiab rau cov koob yees duab, nws ntsuas hauv megabits (ib lab khoom) ib ob.

Image
Image

Vim Li Cas Koj Thiaj Yuav Tsum Ua?

Kev tswj tus nqi me ntsis tsis tsuas yog txiav txim siab qhov zoo ntawm cov vis dis aus uas koj kaw tab sis kuj ntev npaum li cas koj yuav tuaj yeem kaw ua ntej yuav khiav tawm ntawm lub cim xeeb. Txawm li cas los xij, muaj kev lag luam tawm: cov yeeb yaj kiab zoo / siab-bitrate txhais tau tias lub sijhawm kaw luv dua.

Koj tuaj yeem xaiv qhov twg yog qhov tseem ceeb tshaj-cov sijhawm kaw lossis yees duab zoo-los ntawm kev tswj hwm lub koob yees duab tus nqi me ntsis. Qhov no yog ua los ntawm camcorder hom kaw. Cov qauv no feem ntau hu ua zoo , standard, thiab long record.

hom kev ua tau zoo muaj tus nqi siab tshaj plaws, khaws cov ntaub ntawv ntau tshaj plaws. Cov hom ntaub ntawv ntev yuav muaj tus nqi qis dua, txwv cov ntaub ntawv kom ncav sij hawm kaw.

Thaum twg Tus Nqi Me Me Tseem Ceeb?

Raws li txoj cai dav dav, koj tsis tas yuav tsum paub txog koj tus nqi qis thaum siv lub koob yees duab. Tsuas yog nrhiav hom kaw lus uas haum rau koj cov kev xav tau thiab koj tau teeb tsa tag nrho. Thaum koj yuav lub koob yees duab, txawm li cas los xij, kev nkag siab me ntsis tuaj yeem ua ke, tshwj xeeb tshaj yog thaum koj ntsuas cov koob yees duab siab.

Ntau lub koob yees duab HD tau tshaj tawm lawv tus kheej li "Full HD" thiab muab 1920-by-1080 daws teeb meem kaw. Txawm li cas los xij, tsis yog tag nrho HD camcorders kaw ntawm tib qhov siab tshaj plaws bitrate.

Xav txog Camcorder A thiab Camcorder B. Camcorder A kaw 1920-by-1080 video ntawm 15 Mbps. Camcorder B sau 1920-by-1080 video ntawm 24 Mbps. Ob leeg muab tib qhov kev daws teeb meem video, tab sis Camcorder B siv tus nqi qis dua. Txhua yam sib npaug, Camcorder B yuav tsim cov yeeb yaj kiab zoo dua.

Matching Memory

Tus nqi me ntsis kuj tseem ceeb yog tias koj muaj lub koob yees duab flash nco-raws li lub koob yees duab. Daim npav nco muaj lawv tus kheej cov ntaub ntawv hloov pauv, ntsuas hauv megabytes ib ob lossis MBps.

Qee daim npav nco tau qeeb heev rau cov koob yees duab siab-ntsis, thiab lwm tus ceev dhau. Lawv tseem yuav sau tseg, tab sis koj yuav them ntxiv rau kev ceev uas koj tsis xav tau.

kab hauv qab

Yog, koj yuav pom qhov sib txawv, tshwj xeeb tshaj yog nyob deb ntawm qhov spectrum, nruab nrab ntawm tus nqi siab tshaj thiab qis tshaj. Ntawm qhov kev teeb tsa qis tshaj plaws, koj yuav pom cov duab kos duab digital, lossis kev sib txawv, hauv video. Thaum koj nqis los ntawm ib tus nqi mus rau lwm qhov, cov kev hloov pauv hloov maj mam.

Tus Nqi Koj Yuav Sau Li Cas?

Nco rau qhov siab tshaj plaws tus nqi thiab qhov chaw zoo koj tuaj yeem ua tau, yog tias koj muaj lub cim xeeb txaus. Koj tuaj yeem nqa cov ntaub ntawv video zoo (uas yog, cov ntaub ntawv loj) thiab txo qis nrog kho software. Txawm li cas los xij, noj cov ntaub ntawv tsis zoo thiab txhawb nqa nws qhov zoo los ntawm kev ntxiv cov ntaub ntawv ntxiv tsis yooj yim sua.

Pom zoo: