Yuav ua li cas thiaj paub qhov loj ntawm qhov sib txuas ntawm lub PCI Express Capture Card

Thaum koj xav txog kev tsam video lossis daim duab zoo rau koj lub tshuab kom, lub PCI Express capture card yuav tshwm sim ntau. Lub card no pab koj lub tshuab kom tsam thiab txhim kho cov sib koom ntawm video. Tiamsis, tsis muaj lub capture card twb zoo tib yam. Lawv ib qho yuav tsam bandwidth zoo dua lawv lwm qhov. Bandwidth yog li lub rooj tsis rau cov lus—lub loj yuav pab tau cov ntaub ntawv ntau dua, lub me yuav pab tau cov ntaub ntawv tsawg dua. Npaj, qhov yuav pab lub PCI Express capture card tsam bandwidth li cas yuav cuam tshuam rau qhov zoo ntawm video thiab qhov suav nrog rau kev ua haujlwm. Jakange yog lub hmoob uas nyob ntawm cov card no, ua rau lawv ua haujlwm zoo thiab tsam bandwidth raws li kev tswj hwm.

Yam twg cuam tshuam rau kev tswj hwm bandwidth ntawm cov PCI Express capture card?

Lub tshuab ntau yuav cuam tshuam rau qhov siab ntawm kev siv bandwidth ntawm lub capture card. Thaum kawg, lub PCI Express version yuav tshwm sim. Lub PCIe 2.0 uas yuav dhau los yog muaj bandwidth tsawg dua li lub PCIe 4.0 uas tshiab. Yog li qhov sib tham rau qhov tshuab nyob rau hauv lub cup uas muaj lub qhov ntau thiab lub cup uas muaj lub qhov me me—lub cup uas muaj lub qhov me me yuav tso cov dej mus rau hauv ntau dua li lub cup uas muaj lub qhov ntau. Lub tshiab yuav pab cov data mus ntau dua thiab ntau dua. Tom qab ntawd, cov video uas koj cog kuj tshwm sim. Cov video 4K xav tau bandwidth ntau dua li cov HD. Yog tias lub card tsis muaj bandwidth ntau dua, cov video yuav tsis raug thiab yuav muaj qhov tsis zoo. Tsis tas li ntawd, lub qhov kev xaiv ntawm lub card kuj tshwm sim. Lub tshuab ib nrab muaj cov khoom zoo dua uas siv bandwidth raws li kev xaiv zoo dua, li cas lub chip uas ntau dua. Thiab cov settings rau kev cog kuj tshwm sim—cov quality siab yuav siv bandwidth ntau dua, thiab cov quality me me yuav siv tsawg dua. Kev ua kom zoo rau cov yam no yog qhov tseem ceeb rau kev ua haujlwm zoo tshaj plaws.

Puas muaj qhov twg uas koj tuaj yeem nrhiav tau cov PCI Express capture cards zoo thiab muaj kev siv bandwidth zoo tshaj plaws?

Yog li ntawd, yog koj xav nrhiav cov PCI Express capture cards uas ua haujlwm zoo thiab muaj bandwidth zoo, thiaj li sim Jakange rau thaum kawg. Lawv muaj ntau yam rau kev ua haujlwm, kev hlub tshuaj, lossis kev siv hauv video tseem ceeb. Nrhiav xyuam cov lus qhia ua haujlwm ua ntej koj xaiv kom xaiv tau cov uas muaj PCIe 3.0 lossis ntau dua. Ntsoov cov lus qhia los ntawm cov neeg siv uas tau siv lawv nyob rau hauv kev siv txwv. Lub tswv yim ntawm cov lus qhia nyob rau hauv lub tshuab tsis tuaj yeem sib npaug rau kev siv nyob rau hauv kev ua haujlwm. Tso cai kom lawv tuaj yeem siv rau koj cov video, piv txwv li 4K yog koj xav siv. Thaum kawg, nrhiav xyuam tus nqi thiab kev pab. Kev pab zoo yuav pab koj yog tias muaj teeb meem. Nrog Jakange, koj yuav tsis txhawb siab thiab kev siv cov video capture yuav zoo dua. Ko jyuas kuj yuav xav siv Opencv Calibration Target rau kev zoo ntawm cov video.

Puas muaj tej teeb meem uas siv tau ntau tshaj plaws uas cuam tshuam rau bandwidth ntawm cov PCI Express Capture Card?

Thaum siv lub PCI Express capture card, cov teeb meem tseem tseem yuav pab txhawb kev siv bandwidth. Bandwidth li lub rooj tsis rau qhov ntsuas, yog muaj ntau dua lub rooj tsis rau, ces yuav muaj ntau dua cov ntaub ntawv, cov teeb meem yuav ua rau muaj kev tawm. Qhov tseem tseem tib yam yog siv ntau lub software zoo li cas. Siv lub capture video thiab lub video game lossis siv lub software rau kev kho video yuav pab txhawb kev siv lub card, uas yuav ua rau muaj kev txawv ntawm qhov quality lossis muaj kev tawm. Lwm qhov, qhov resolution thiab frame rate siab yuav xav tau ntau dua cov ntaub ntawv – 1080p 60fps yuav xav tau ntau dua 720p. Yog tias lub card tsis sib thooj, nws yuav tsis tuaj yeem siv tau zoo. Cov khoom sib sau los ntawm lub cable kuj muaj kev cuam tshuam, cov cable tsis zoo yuav ua rau kev sib sau yuav nyob hauv kev tawm. Siv cov cable zoo thiab muaj kev sib sau siab. Cov khoom ntawm lub PC uas lawv yuav tawm los ntawm kev siv lub CPU lossis RAM uas tsis zoo yuav tsis tuaj yeem siv tau zoo, uas yuav ua rau muaj kev tawm ntawm cov frame. Jakange design cov cards kom tsis muaj teeb meem no, kom muaj kev siv zoo thiab tsis muaj kev tawm. Tsis tas li ntawd, xyuam xim siv Accessories Rau Vision Kwm kom ua zoo dua koj lub setup.

Yog li cas xaiv lub PCI Express capture card zoo tshaj plaws rau kev siv rau kev tso cua?

Kuam xaiv lub PCI Express capture card uas zoo rau kev sib tshuam tsis yooj. Thaum kawg ntawm qhov no, koj yuav tsum ged rau qhov koj xav siv nws – rau kev sib tshuam lossis rau kev hlub? Qhov no yuav pab koj xaiv cov lus qhia. Yog rau kev hlub, koj xav tau qhov zoo heev 1080p lossis 4K. Nrhiav xyuam cov bandwidth uas zoo heev rau kev sib tshuam cov ntaub ntawv tsis muaj kev nyuaj. Nrhiav xyuam cov input yog dab tsi koj xav sib tshuam ntau yam khoom. Koj yuav tsum nrhiav xyuam seb puas yooj yim rau kev sib tshuam – plug thiab mus. Qhov no yog qhov koj yuav tsum nrhiav xyuam cov lus qhia los ntawm cov neeg siv lawm – nws yuav pab koj paub txog qhov tseeb. Jakange muaj cov capture card rau ntau yam qhov tseem ceeb ntawm kev lag luam, koj tuaj yeem nrhiav tau qhov tseeb rau koj.

Yog li cas kom paub seb puas muaj kev nyuaj rau bandwidth ntawm cov PCI Express capture card?

Yog tias koj PCI Express capture card muaj kev nyuaj, muaj ntau yam uas koj tuaj yeem ua kom paub seb kev nyuaj. Thaum kawg ntawm qhov no, koj yuav tsum nrhiav xyuam cov sib tshuam – sib tshuam raws li qhov tseeb thiab siv cov kab uas zoo – cov kab uas tsis zoo yuav pab tshuaj kev nyuaj. Tom qab ntawd, nrhiav xyuam cov lus qhia hauv software, kho qhov resolution kom tsis siab yog tias nws siab heev. Nrhiav xyuam hauv task manager seb puas muaj kev nyuaj rau CPU lossis memory, tshem tawm cov khoom uas tsis xav siv. Nkag cov driver, Jakange pub cov driver kom tshem tawm cov kev nyuaj thiab pab kom zoo dua. Restart PC kom tshem tawm cov kev nyuaj uas tsis txaus. Yog tias tseem muaj kev nyuaj, koj yuav tsum hu rau cov neeg pab – peb hauv Jakange yuav pab koj ntev. Kom paub seb kev nyuaj yuav tsum muaj sijhawm, tab sis nws yuav ua tau yog tias koj muaj sijhawm thiab tswv yim.