S-video (luv luv rau Super - video) yog tus qauv kev sib txuas video analog uas xa hluav taws xob teeb liab hla cov xov hlau los sawv cev rau thawj cov yeeb yaj kiab. Yog tias koj muaj lub TV analog lossis DVD player qub, koj tseem xav tau S-video cable.
S-Video yog dab tsi?
S-video thev naus laus zis xa cov qauv txhais cov yees duab nrog 480 pixels lossis 576 pixels daws teeb meem. S-video cables muaj ntau yam kev siv, suav nrog kev txuas computers, TVs, DVD players, video koob yees duab, thiab VCRs.
S-video yog kev txhim kho tshaj cov yees duab sib xyaw, uas nqa tag nrho cov ntaub ntawv video (xws li cov ntaub ntawv ci thiab xim) hauv ib lub teeb liab hla ib lub xov tooj. S-video nqa qhov ci ci thiab cov ntaub ntawv xim raws li ob qho kev sib cais ntawm ob lub xov hlau. Vim tias qhov kev sib cais no, video xa los ntawm S-video yog qhov zoo dua li cov yeeb yaj kiab sib xyaw.
S-video tseem hu ua cov yeeb yaj kiab thiab Y / C video.
S-Video Ports
S-video ports yog puag ncig nrog ntau lub qhov thiab lub hauv qab me ntsis. Cov chaw nres nkoj tuaj yeem muaj plaub, xya, lossis cuaj tus pins. Zoo li cov yeeb yaj kiab sib xyaw (cov xaim daj nyob rau hauv kev teeb tsa peb lub ntsaws), S-video cable tsuas yog nqa cov teeb liab video, yog li cov xov tooj sib txuas (cov xov hlau liab thiab dawb) tseem xav tau.
S-Video ua haujlwm li cas
S-video cable xa cov vis dis aus los ntawm ob lub teeb liab synchronized-thiab-hauv av, npe Y thiab C:
- Y yog lub teeb liab luma, uas nqa lub teeb pom kev lossis cov xim dub-thiab-dawb ntawm cov yeeb yaj kiab. Nws kuj suav nrog kab rov tav thiab ntsug synchronization pulses.
- C yog lub teeb liab chroma, uas nqa cov chrominance, xim ntawm daim duab. Cov teeb liab no suav nrog ob qho tib si saturation thiab xim ntawm cov yeeb yaj kiab.
Yog tias ob qho tib si koj cov khoom tso tawm (lub computer, DVD player, lossis game console) thiab koj lub cuab yeej tawm tswv yim (TV) muaj qhov chaw nres nkoj S-video, txhua yam koj xav tau yog S-video cable nrog tus lej ntawm qhov raug. txhua kawg.
S-Video vs HDMI
Cov qauv yees duab tshiab zoo li HDMI xa cov teeb liab video hauv cov lej. Qhov txiaj ntsig tseem ceeb ntawm cov yees duab digital yog qhov teeb liab tsis degrade los ntawm qhov chaw mus rau qhov chaw. Nws tseem muaj peev xwm xa cov kev daws teeb meem video siab dua.
Yog tias koj siv lub cuab yeej uas xav tau S-video cable, xav txog kev hloov kho koj cov khoom siv hluav taws xob rau cov qauv uas tuaj yeem xa thiab tau txais cov yeeb yaj kiab digital. Koj yuav txhim kho koj cov vis dis aus thiab ua kom zoo dua ntawm cov cuab yeej txhais lus siab ua rau hauv TV thiab computer saib.
Yog tias koj xav txuas lub cuab yeej nrog S-Video chaw nres nkoj nrog lub TV HD tshiab lossis saib, koj yuav xav tau S-Video-rau-HDMI adapter.
Yuav ua li cas kho S-Video Tsis pom lub teeb liab
Ob qho khoom siv audiovisual yuav tsum muaj S-video ports lossis jacks los txuas siv S-video. Yog tias koj xav tias koj tau txuas txhua yam kom raug, tab sis koj lub TV tseem nrhiav tsis tau S-video teeb liab, sim ua cov kauj ruam hauv qab no:
- Press Source los yog Input ntawm koj lub TV tej thaj chaw deb thiab nco ntsoov xaiv component.
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Muab ob npaug-xyuas cov cable thiab cov chaw nres nkoj kom paub tseeb tias lawv muaj tus lej pins thiab qhov sib xws.
- Ua kom koj lub hauv paus khoom siv (lub computer lossis game console) xa nws cov vis dis aus tawm los ntawm S-video tso zis chaw nres nkoj.
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Yuav ib lub adapter uas yuav hloov cov yees duab sib xyaw, DisplayPort, lossis HDMI rau ib qho S-video cable uas ntsaws rau hauv koj lub TV.
Yog tias lub cuab yeej siv S-Video, tab sis koj lub cuab yeej tso saib tsis pom lub adapter uas hloov S-video rau HDMI lossis RGB cov tswv yim uas yuav ntsaws rau hauv koj lub TV lossis lub computer saib.
FAQ
Puas S-Video cables tseem siv?
Yog, tab sis feem ntau cov khoom siv tshiab tsis tuaj nrog S-Video ports lawm. Tsuas yog vim li cas koj xav tau S-Video cable yog tias koj muaj lub cuab yeej qub uas tsuas yog txhawb nqa cov yeeb yaj kiab sib xyaw.
Yuav ua li cas txuas kuv lub PC rau kuv lub TV yam tsis muaj S-Video?
Lwm txoj kev rau kev txuas koj lub computer thiab TV suav nrog HDMI, DVI, VGA, thiab Thunderbolt.
Kuv yuav hloov DVI rau S-Video li cas?
Siv DVI-rau-composite convertor. Yog tias koj muaj lub TV qub lossis VCR uas tsuas yog txhawb nqa cov yeeb yaj kiab sib xyaw, koj yuav xav tau qee yam uas hloov cov digital mus rau analog signals.
