Framerate: Nws Yog Dab Tsi Thiab Vim Li Cas Nws Tseem Ceeb?
Thaum koj saib cov yeeb yaj kiab lossis TV yeeb yaj kiab, lossis ua si video game, tus nqi ntawm cov thav duab pom ib ob txiav txim siab seb cov animation zoo li cas. Tus naj npawb ntawm thav duab ib ob yog hu ua framerate, los yog FPS. Nws tseem ceeb heev vim tias nws tuaj yeem cuam tshuam rau koj qhov kev pom. Kab lus no yuav piav qhia txog dab tsi framerate yog thiab vim li cas nws tseem ceeb hauv kev tsim tawm, kev lom zem, kev ua si, thiab lwm yam kev siv.
Framerate yog ntsuas hauv Frames per second (FPS). Ib qho fps siab dua feem ntau txhais tau hais tias cov animation smoother kom deb li deb ntau qhov kev hloov pauv tshwm sim txhua thib ob. Framerate yog qhov tseem ceeb thaum nws los saib cov yeeb yaj kiab, ua si video games thiab lwm yam dej num uas koom nrog kev txav ntawm lub vijtsam. Thaum saib cov yeeb yaj kiab thiab TV yeeb yaj kiab, tus qauv txheej txheem yog ib qho 24FPS lossis 30FPS; rau kev ua si thiab lwm yam kev siv uas xav tau kev ua haujlwm nrawm dua, ntau dua framerates xws li 60FPS tej zaum yuav nyiam.
Cov ncej siab dua yuav tsum tau ua ntau lub zog uas tuaj yeem ua rau lub sijhawm thauj khoom ntau dua li ua rau koj pom zoo dua; Tus nqi qis dua tuaj yeem txuag tau cov khoom siv kho vajtse rau GPUs thiab CPUs siv rau kev ua se ntxiv xws li AI suav lossis kev sim physics.
Hauv kab ntawv no peb yuav npog:
Framerate yog dab tsi?
Framerate yog qhov kev ntsuas ntawm pes tsawg tus thav duab raug tso tawm ib pliag hauv ib qho animated lossis video ib ntus. Qhov no yog ib qho kev ntsuas tseem ceeb thaum nws los tsim ib qho smooth motion effect hauv animation lossis video. Feem ntau, qhov siab dua qhov framerate, qhov smoother cov lus tsa suab.
Hauv tsab xov xwm no, peb yuav mus dhau lub hauv paus ntawm tus ncej thiab sib tham vim li cas nws tseem ceeb.
Hom Framerates
Kev nkag siab txog ntau hom kev teeb tsa thiab nws txhais li cas rau koj qhov kev pom yuav nyuaj heev. Muaj ob peb hom kev sib txawv los xav txog, thiab txhua tus muab cov txiaj ntsig sib txawv thaum nws los txog rau koj cov ntsiab lus. Feem ntau, qhov siab dua tus ncej, cov duab smoother yuav tshwm sim ntawm koj lub vijtsam.
Feem ntau hom framerates yog cov hauv qab no:
- 24 ntas ib pliag (FPS) - Qhov no yog tus qauv tus nqi rau ntau cov yeeb yaj kiab yeeb yaj kiab thiab tau siv txij li thaum ntxov ntawm kev tsim cov yeeb yaj kiab. Nws muaj cov lus tsa suab tsis muaj flicker tab sis tsis muaj cov ntsiab lus nthuav dav vim nws tus nqi qis.
- 30 ntas ib pliag (FPS) - Qhov no feem ntau yog siv rau hauv TV qhia thiab cov yeeb yaj kiab hauv web vim nws muaj cov lus tsa suab zoo thaum tswj xyuas cov ntsiab lus zoo. Nws kuj yog qhov kev xaiv nrov hauv kev ua si video uas koj feem ntau tsis xav tau ntau dua 30 FPS rau kev ua si zoo.
- 60 ntas ib pliag (FPS) - Nrog ntau dua ob npaug ntawm tus ncej tus nqi piv rau 24 FPS lossis 30 FPS, qhov no feem ntau siv rau kev ua haujlwm nrawm nrawm raws li nws muab qhov zoo kawg nkaus uas tsis muaj kev cuam tshuam flickers lossis jitters. Nws kuj yog qhov zoo rau kev txav nrawm vim cov ntsiab lus hauv cov yeeb yaj kiab ua yeeb yaj kiab qeeb qeeb yuav raug txhais tau zoo thiab yooj yim ua raws nrog tsis muaj teeb meem tsis pom kev.
- 120 ntas ib pliag (FPS) - Qhov no feem ntau yog siv tsuas yog thaum qhov kev ua si nrawm yog tsim nyog xws li kev txhaj tshuaj qeeb lossis cov teebmeem tshwj xeeb. Nws yog qhov muaj txiaj ntsig zoo hauv kev tsim cov duab zoo nkauj uas muab ntxiv rau qhov tseeb thiab kev pom kev pom zoo uas tsis muaj jerkiness lossis qhov muag plooj thaum rov ua haujlwm ntawm txhua qib ceev.
Cov txiaj ntsig ntawm Higher Framerates
Siab framerate tuaj yeem pab tau ntau txoj hauv kev. Rau cov neeg saib, nws tuaj yeem txhim kho qhov tseeb thiab du ntawm cov yeeb yaj kiab, ua kom yooj yim los saib xyuas cov khoom txav nrawm lossis txav. Nws kuj pab txo qhov kev ua kom pom qhov muag plooj thiab muab ua kom pom tseeb hauv kev ua yeeb yam lossis thaum ua si video games.
Siab dua framerates tso cai rau ntau ntas ib ob (FPS) uas txhais tau hais tias kev txav ntawm txhua tus ncej tshwm ntawm qhov screen yog smoother thiab smoother txiav ntawm thav ntawv yog ua tau. Qhov no txo los yog tshem tawm cov choppiness feem ntau pom nyob rau hauv me me txav. Ib tus ncej siab dua kuj pab cov duab pom meej dua los ntawm kev them nyiaj rau motion blur thiab ghosting (qhov tsis pom kev tshwm sim los ntawm lub sij hawm raug ntev).
Rau cov neeg ua yeeb yaj kiab, tus qauv siab dua tuaj yeem muab qhov zoo xws li nce qhov tob ntawm daim teb, cia cov ncauj lus kom ntxaws visuals kom pom deb deb ntawm lub lub koob yees duab. Qhov kev nthuav dav ntxiv no tso cai rau muaj kev ywj pheej muaj tswv yim ntau dua thaum sau cov duab. Cov ncej siab dua tuaj yeem txo cov teeb meem pom kev uas qee zaum tshwm sim vim qis qis ntawm lub teeb los ntawm kev siv lub kaw lus qeeb siv los ntes txav ntawm tus ncej qis.
Pib nrog koj tus kheej nres cov lus tsa suab storyboards
Sau npe yuav mus rau peb tsab ntawv xov xwm thiab tau txais koj dawb download nrog peb storyboards. Pib nrog coj koj cov dab neeg ciaj sia!
Peb tsuas yog siv koj li email chaw nyob rau peb tsab ntawv xov xwm thiab hwm koj tus kheej
Zuag qhia tag nrho, muaj muaj kev xaiv ntawm kev tua nyob rau hauv ntau dua tus lej framerates muab filmmakers tswj ntau dua li cas lawv footage yuav zoo li cas thaum saib rov qab nyob rau hauv lub sij hawm tiag tiag thiab yog li ntawd muaj txiaj ntsig zoo rau ntau yam kev siv ob qho tib si tam sim no thiab mus rau pem hauv ntej mus rau yav tom ntej ntau lawm scenarios.
Framerate cuam tshuam li cas video zoo?
Framerate yog ib feem tseem ceeb rau tag nrho cov yeeb yaj duab zoo. Nws txiav txim seb tus naj npawb ntawm cov thav duab qhia hauv ib ob. Cov qauv siab dua ua rau smoother, zoo li lub neej video. Tus ncej qis dua yuav ua rau cov yeeb yaj kiab zoo li tsis zoo thiab tsis zoo.
Hauv seem no, peb yuav saib seb qhov framerate cuam tshuam li cas video zoo:
Framerate thiab Motion Blur
Lub framerate ntawm ib tug yees duab yog ntsuas nyob rau hauv ntas ib ob (fps). Nws cuam tshuam rau qhov pom kev pom qhov muag plooj thiab kev du ntawm cov yeeb yaj kiab. Qhov siab dua tus ncej, ntau cov ncej koj tau txais txhua thib ob, uas txhais tau hais tias kev ua kom zoo dua thiab muaj tseeb dua ntawm cov lus tsa suab.
Tsab ntawv tsa suab plooj yog qhov tshwm sim uas tshwm sim thaum ib yam khoom lossis tus neeg txav nrawm, tsim kom pom qhov muag plooj lossis streak cuam tshuam thoob plaws lub vijtsam. Hmoov tsis zoo, qhov no tsis zoo heev thiab ua rau koj cov yeeb yaj kiab zoo li qis dua. Nyob ntawm seb cov khoom txav nrawm npaum li cas hauv koj qhov xwm txheej, koj yuav tsum tau kho koj tus ncej kom haum kom txo tau cov lus tsa suab plooj kom ntau li ntau tau.
- Rau ntau daim ntawv thov xws li txhua hnub video footage thiab web streaming, 30 fps muab ntau thav ntawv ib ob thaum tuav cov ntaub ntawv tsim nyog.
- Nce koj tus ncej rau 60 fps yuav ua rau kev txhim kho qhov muag plooj tab sis kuj muaj cov ntaub ntawv loj dua qhov ntau thiab tsawg vim yog ob npaug ntawm cov thav ntawv.
- Rau kev txav qeeb qeeb lossis cov xwm txheej uas qhov tseeb yog qhov tseem ceeb xws li kev ua si thiab kev ua si tshaj tawm, qee tus kws yees duab yees duab nyiam super high framerates xws li 240 fps rau kev txhaj tshuaj qeeb qeeb qeeb - txawm hais tias qhov no tsuas yog yuav tsum tau siv yog tias tsim nyog kiag li vim tias nws nce cov ntaub ntawv loj heev yam tsis tas yuav muab kev txhim kho pom zoo txaus rau cov ntawv thov niaj hnub.
Framerate thiab Motion Artifacts
Framerate thiab motion artifacts yog ob lo lus tseem ceeb kom nkag siab thaum xav txog video zoo. Motion artifacts xa mus rau qhov kev tsis sib haum xeeb uas tshwm sim thaum tus yees duab ncej qis dua qhov tsim nyog rau kev nthuav tawm qee yam kev ua, tshwj xeeb tshaj yog nrawm nrawm hauv kev ua si thiab kev ua si xws li karate. Thaum cov lus tsa suab nrawm dhau rau tus ncej, nws tuaj yeem ua rau judder los yog lag nyob rau hauv daim duab uas ua rau nws nyuaj los yog tsis yooj yim sua kom pom qhov kev txiav txim kom raug, ua rau cov duab tsis meej lossis tsis tiav.
Ntxiv rau qhov ua rau cov duab tsis sib haum xeeb, cov qauv qis tuaj yeem cuam tshuam rau lwm yam ntawm cov yeeb yaj kiab zoo los ntawm kev txo qis, qhov sib piv thiab qhov ci. Qhov no yog vim qhov lowframerate txhais tau hais tias yuav tsum muaj ntau lub thav duab los ua kom pom cov ntsiab lus txav tau zoo - yog li txo qis qhov pom kev zoo ntawm txhua tus ncej. Rau cov ntsiab lus nyob streaming saib ntawm lub computer saib thiab smartphones, cov qauv yuav tsum tau teeb tsa tsawg kawg nkaus 30 fps (thav duab ib ob) rau kev pom zoo kom nthuav dav nrog cov ntxaij vab tshaus loj xws li pom hauv TVs tso cai rau ze dua 60 fps rau smoothest tsab ntawv tsa suab.
Nws yog ib qho tseem ceeb rau cov neeg lag luam thiab cov tshaj tawm xov xwm zoo ib yam kom nkag siab tias cov khoom siv hluav taws xob ua haujlwm li cas nrog rau streaming video txhawm rau xyuas kom meej tias cov yeeb yaj kiab tau zoo tshaj plaws kom tsis txhob txo cov neeg saib. Kev siv tus ncej siab dua tso cai rau cov neeg saib nyiam cov ntsiab lus nyob yam tsis muaj kev tswj hwm lossis cuam tshuam ntawm cov duab thaum txo qis cov teeb meem cuam tshuam nrog qis fps nqis. Los ntawm kev nkag siab tias tus ncej cuam tshuam li cas rau kev ua yeeb yaj kiab zoo, koj tuaj yeem paub tseeb tias koj cov yeeb yaj kiab ncav cuag lawv cov neeg tuaj saib kom txaus siab thiab tsis muaj zog.
Yuav Ua Li Cas Txhim Kho Framerates
Framerate Nws yog ib qho tseem ceeb uas yuav tau xav txog thaum nws los txog rau kev ua si, video editing, thiab txawm streaming. Qhov siab dua tus ncej, qhov smoother qhov kev paub yuav yog rau cov neeg saib. Kev txhim kho tus ncej tuaj yeem pab koj tau txais kev ua tau zoo tshaj plaws ntawm koj lub hardware.
Hauv seem no, peb yuav tham txog ntau txoj hauv kev tsub kom koj tus ncej kom zoo dua gaming thiab streaming:
Kho lub koob yees duab chaw
Kho cov chaw ntawm koj lub koob yees duab tuaj yeem txhim kho koj lub teeb tsa zoo, tso cai rau koj kom ntes cov yeeb yaj kiab smoother. Qhov no tuaj yeem muaj los ntawm kev tig rau hom kev kub ceev xws li 30 ntas ib ob (fps) los kho cov teeb meem raug xws li aperture thiab shutter ceev.
Koj yuav tsum tau kaw tej duab stabilization lossis dynamic ntau yam nta uas koj lub koob yees duab muaj nyob rau hauv thiaj li yuav maximize lub framerate. Tsis tas li ntawd, xav txog kev tua hauv RAW yog tias ua tau, uas tso cai rau kev kaw suab thiab kho kom zoo dua li JPEG hom ntawv.
Thaum kawg, nws yog ib qho tseem ceeb kom pab tau tag nrho cov kev ua kom pom qhov muag plooj yog tias lawv muaj nyob rau hauv thiaj li yuav txo qis cov duab kos duab thiab tsim cov duab zoo nkauj tag nrho:
- Qhib tag nrho cov teebmeem kev ua kom pom qhov muag tsis pom.
Siv Higher Quality Video Codecs
Yuav kom ua tiav qhov zoo tshaj plaws ua tau zoo, nws yog ib qho tseem ceeb uas yuav tau siv cov yeeb yaj kiab zoo dua Codecs xws li H.264, HEVC, VP9 or AV1. Cov codecs no muaj peev xwm muab tau ntau dua ntawm cov duab thiab suab nthuav dav thaum tseem tuav tus nqi qis. Qhov no tso cai rau cov yeeb yaj kiab pub kom muaj txiaj ntsig zoo thaum siv bandwidth thiab cov peev txheej ntawm koj lub PC thiab tuaj yeem pab tau nce kev ua tau zoo heev thaum streaming lossis kaw.
Thaum qhov no yuav xav tau ntau cov ntaub ntawv siv, nws yog tus nqi me me los them rau kev txhim kho kev ua tau zoo thiab cov duab zoo dua. Tsis tas li ntawd, siv cov codecs zoo dua tuaj yeem ua tau txo cov ntaub ntawv loj raws li lawv muaj peev xwm compress tawm xov xwm zoo dua li qis-zoo hom xws li MPEG-2 los yog DivX.
Txo Video daws teeb meem
Thaum koj tab tom nrhiav kev txhim kho koj tus ncej, ib qho ntawm thawj yam uas yuav tsum xav txog yog txo koj cov kev daws teeb meem video. Qhov kev daws teeb meem qis dua, cov pixels tsawg dua yuav tsum tau ua los ntawm koj lub GPU thiab CPU, yog li tso cai rau ntau tus ntas ib ob. Kev txo qis qhov kev daws teeb meem tuaj yeem txhim kho cov kab ke hauv kev ua si ntev npaum li nws ua tiav hauv qhov laj thawj. Kev poob deb dhau tuaj yeem ua rau muaj kev paub tsis meej lossis tsis muaj kev nthuav dav hauv ntiaj teb kev ua si.
Lwm qhov txiaj ntsig ntawm kev txo cov kev daws teeb meem video yog tso tawm cov peev txheej rau lwm yam haujlwm ntsig txog kev ua si xws li khiav lwm cov ntawv thov ib txhij. Qhov no tuaj yeem txo qis kev lag luam tag nrho thiab nce kev ua haujlwm thoob plaws ntau daim ntawv thov ntawm koj lub cev.
Ntawm PC platforms, cov kev daws teeb meem sib txawv feem ntau ua tiav hauv cov ntawv teev kev ua si lossis los ntawm cov duab tsav tsheb software (xws li AMD's Radeon software). Nyob ntawm seb koj xav tau koj cov kev ua si li cas, txawm tias teeb tsa ib kauj ruam los ntawm "neeg haiv neeg" kev daws teeb meem tuaj yeem ua qhov txawv (piv txwv li, yog tias koj qhov kev daws teeb meem ib txwm muaj 1920 × 1080, sim 800 × 600). Koj kuj yuav tsum muaj peev xwm toggle anti-aliasing qib ntawm no thiab; qhov sib npaug zoo ntawm kev ua tau zoo thiab cov duab fidelity yuav tsum tau mus txog thaum txo cov kev daws teeb meem thiab txo qis cov qib anti-aliasing proportionally ua ke nyob ntawm lub peev xwm kho vajtse.
xaus
Thaum xaus, framerate yog ib qho tseem ceeb ntawm kev tsim video. Nws cuam tshuam li cas cov duab tso tawm rau cov neeg saib thiab yog qhov tseem ceeb hauv kev txiav txim siab saib cov xov xwm zoo. Feem ntau cov yeeb yaj kiab raug tua 24 ntas ib ob, thaum cov yeeb yaj kiab TV feem ntau yog ua yeeb yaj kiab ntawm 30 ntas ib ob - Txawm hais tias qhov no tsis ntev los no tau nce mus rau 60 rau niaj hnub TV. Nrog kev nce qib ntawm kev siv technology, ntau dua framerates xws li 120 FPS lossis 240 FPS tuaj yeem ua pov thawj zoo rau kev ntxim nyiam cov neeg saib.
Thaum xaiv lub koob yees duab tsim nyog thiab cov cuab yeej siv rau koj qhov project, nws yog ib qho tseem ceeb uas yuav tsum tau coj mus rau hauv tus account qhov xav tau tus qauv vim nws muaj xws li loj cuam tshuam rau cov duab zoo.
Nyob zoo, Kuv yog Kim, niam thiab ib tus neeg nyiam nres nrog keeb kwm yav dhau los hauv kev tshaj tawm thiab kev txhim kho lub vev xaib. Kuv muaj kev mob siab rau kev kos duab thiab kev ua yeeb yam, thiab tam sim no kuv tab tom dhia taub hau ua ntej mus rau hauv lub ntiaj teb nres. Nrog rau kuv qhov blog, Kuv tabtom qhia kuv cov kev kawm nrog koj.
