Guqula VOB ukuba PNG

Guqula Eyakho VOB ukuba PNG uxwebhu

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Guqula iifayile ezifikelela kwi-1 GB simahla, abasebenzisi bePro banokuguqula iifayile ezifikelela kwi-100 GB; Bhalisa ngoku

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Indlela yokuguqula VOB ukuba PNG

Inyathelo 1: Layisha eyakho VOB iifayile usebenzisa iqhosha elingasentla okanye ngokutsala nokuwisa.

Inyathelo lesi-2: Cofa iqhosha elithi 'Guqula' ukuze uqalise ukuguqula.

Inyathelo lesi-3: Khuphela i-converted yakho PNG iifayile

VOB ukuba PNG Imibuzo Ebuzwa Rhoqo Ngokuguqula

Yintoni eyenza i-VOB ukuya kwi-PNG iguquli?

Iguqula ifayili ye VOB ibe yi PNG.

Ingaba i-PNG yam izakuba nokungasemva okucacileyo?

Iifayili ze-VOB azikho nesiqhagamshelanisi se-alpha, ngoko ke isiphumo sizakuba nesiqalo esiqinileyo. Ukufumana ukubonakala kwi-PNG, sebenzisa isixhobo sokuSusa isiqalo kwimveliso ye-PNG.

Ingaba ukuguqulwa kwe-VOB ukuya kwi-PNG kunokuphinda kuphindeke?

Ungaguqula i-PNG kwakhona kwi-VOB kule ndawo. Ukuba nayiphi na ifomati ebandakanyiweyo ilahlekile, i-round-trip ayizukuba yi-bit-perfect nakuba ibonakalayo okanye icacile.

Ingaba i-PNG iya kuba banzi kune-VOB?

Ewe — iziqulatho ezingalahleki zigcina i-byte nganye. Lindela ukuba i-PNG ibe yi-3-8x ubungakanani be-VOB. Inyani kukuba akukho kufumana kwakhona umgangatho xa uhlela okanye uphinde ubhale kwakhona ikhowudi.

Kutheni iifayili zam ezikhuphiweyo zineemigca ethe tyaba ezidlula kuzo?

Kuba umthombo udityaniswe. VOB imixholo evela kwixesha le-DVD nele-broadcast igcina iindawo ezimbini zomphakamo wesiqendu kwiframe nganye, ithathwe kwishumi elinesixhenxe sesibini, kwaye i-still ethe tyaba ibonisa zombini ezidityaniswe njenge-combing nantoni na ehambayo. Yenza u-deinterlacing phambi kokukhupha kwaye i-still nganye ikhiwa ukusuka kwi-frame eqhubekayo eyenziwe kwakhona. I-VOB yi Video Object Container efumaneka kwi VIDEO_TS ulawulo lwe DVD nganye — i MPEG-2 inkqubo yokuhamba nge DVD-ekhethekileyo yokukhangela idata efakwe.

Yeyiphi isakhelo se VOB ndiyifumana njenge PNG?

Eyona ubonisa kuyo, hayi yokuqala kuphela. I-timestamp ikhetha ixesha elinye ngaphandle kwe VOB; ummiselo wexesha lokuphuma uhamba kwividiyo yonke kwaye ubuyisela elinye PNG kwinyathelo ngalinye, inikezelwe njenge-ZIP. Okumiselweyo kukuthatha i-frame imizuzwana emininzi endaweni ye-00:00, kuba i-frame yokuqalisa yevidiyo imnyama kakhulu.

Ingaba i-PNG i-output ixhasa ukubonakaliswa ngokucacileyo?

Ifomati iyenza, kodwa umbhali akafuni i-alpha ukunika - ii-frames zevidiyo kunye neephepha ezibonisiweyo zicacile ngokupheleleyo, ngoko ke i-pixel nganye ifika iqinile. Isiqhagamshelanisi se-alpha sihlala sisetyenziswa emva koko: kuthetha ukuba ungacima into ephuma kwi-PNG kamva ngaphandle kokuguqula ifomati kwakhona. I-PNG yinketho efanelekileyo yokuthatha imifanekiso yekhusi, ilogos, umzobo womgca nantoni na enemiphetho eqinileyo okanye ebonisa ngaphaya — akukho cingo, akukho mbala obandayo.

Ingaba iifayili PNG ziya kuba zikhulu kangakanani?

Ikhulu kunale ungalindeleyo, kuba PNG igcina i-pixel nganye ngokuchanekileyo kunokuba ilinganise. I-1080p ihlala iwela ngaphantsi kwe-2-5 MB kwaye i-4K ihlala ngaphantsi kwe-6-15 MB, ngoko ke uqhubo olude lokutsala luya kongeza ngokukhawuleza. Oku kurhwebo oluchanekileyo xa imifanekiso idla ngokuqhubekeka, kwaye olungalunganga xa zihamba ngokuthe ngqo kwiphepha le-web. I-PNG isebenzisa uxinzelelo lwe-DEFLATE ngaphezulu kwamagqabantshintshi okuskena acociweyo, ngoko ke i-pixel nganye ihlala ngokuchanekileyo, kunye ne-8-bit epheleleyo ye-alpha channel.

Ingaba kukho umda wobungakanani befayili xa uguqula i-VOB ibe yi-PNG?

Ulayisho phezulu olungaziwayo luphelelwe lixesha ngokumiselweyo; i-akhawunti ebhalisiweyo ekhululekileyo ifumana umda ophezulu, kwaye i-akhawunti ye-Pro ayinalo umda wefayili nganye. Inkumbulo yesikhangeli sihlala siyimfuneko yothintelo ixesha elide phambi kokuba umda wethu we-server-side uqale.

Ndingaguqula iifayili ezininzi ze-VOB zibe yi-PNG ngaxeshanye?

Ewe. Nqumle okanye ukhethe iifayile ezininzi ze VOB kwifayili enye yokulayisha - umguquli uqhubekeka nazo ngokuthe tye kwaye ubuyisele i-ZIP yeziphumo ze PNG. Akukho mfuneko yokuphinda uqhubekeke inkqubo yefayili nganye.

Ithini into eyenza ukuba i-VOB yam ifile iguqulwe?

Iifayili ezilayishwe phezulu kunye ne-PNG iimveliso zicinywa ngokuzenzekelayo emva kwefestile efutshane yokugcina. Asiyi kujonga, sizonwabele, okanye siqeqeshe kwiifayili zomsebenzisi. Ikhonkco lokulayisha ezantsi ngokuthe ngqo limiselwe ixesha kwaye lidityaniswe kwintlanganiso yakho.

Ndiyavula phi ifayili ye PNG?

PNG ivuliwe ngokusemthethweni kwi-browser nganye yakudala, kwi-viewer nganye yomfanekiso, kunye ne-app nganye yokulungisa iifoto. Akukho nkqubo efunekayo.