Guqula MP4 ukuba PNG

Guqula Eyakho MP4 ukuba PNG amaxwebhu ngokulula

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*Iifayile zicinyiwe emva kweeyure ezingama-24

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

Iyalayisha

Indlela yokuguqula MP4 ukuba PNG

Inyathelo 1: Layisha eyakho MP4 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

MP4 ukuba PNG Imibuzo Ebuzwa Rhoqo Ngokuguqula

Ndizikhupha njani iifayili kwi-MP4 ividiyo njenge-PNG imifanekiso?

Layisha phezulu i-MP4 uze uvule izinto ezikhethwayo. Ukutsala isakhelo kuneendlela ezimbini: i-Frame eSingle igcina i-PNG enye ukusuka kwisekondi ongenisayo (umzekelo, 1, 5 okanye 10.5), kwaye Zonke ii-Frames zigcina zonke ii-frames zevidiyo njenge-PNG umfanekiso. Akukho ndlela ye-Nth-frame okanye ye-one-per-second.

Umfanekiso okhuphiweyo PNG uyaphuma njani kwisisombululo esipheleleyo?

Ugqibo olufanayo njenge MP4 ividiyo — umthombo we-1080p uvelisa i-1920×1080 PNG iifayili; umthombo we-4K uvelisa i-3840×2160 PNG iifayili. Yenza ubungakanani kwakhona emva kokukhupha ukuba ufuna imifanekiso encinci ekhawulezayo.

Ndingayikhupha isakhelo ngasinye kwifayili MP4 njenge PNG?

Ewe, ngee-Frames zonke kukhetho lokuHlanganisa i-Frame, kodwa khangela ubalo: imizuzu emine ye-30 fps yevidiyo inika imifanekiso eyi-1,800 PNG. Ukuba uhlala phantsi, khetha i-Frame eSingle kwaye ufake umzuzwana ofuna ukuwufaka endaweni.

Ingaba imifanekiso PNG iya kugcina umbala MP4 ophakamileyo?

I-HDR footage ayimaphulwanga ithoni: i-frame nganye iguqulwa ukusuka kwi-MP4 njengoko ikhowudiwe, ngoko i-frame ukusuka kwi-HDR MP4 ingabonakali iphaphazela okanye icocwe ngaphandle njenge-PNG. Ividiyo eqhelekileyo (SDR) igcina imibala yayo.

Ithatha ixesha elingakanani ukususwa kwesakhelo ukusuka kwi MP4 ukuya kwi PNG?

Oku kuxhomekeke kubungakanani nobude befayile. Amaxwebhu amancinci kunye nemifanekiso ihlala ilungile ngokukhawuleza. Iividiyo ezide zithatha ixesha elide, kuba iinguqulelo ezininzi zevidiyo ziphinde zikhowudi iframe nganye.

Ndingazikhupha njani iifayili kwixesha elikhankanyiweyo kwividiyo MP4?

Enye ngaxeshanye. Isakhelo esipheleleyo sithatha ixesha elinye kwimizuzwana (umzekelo 83 ye 1: 23) kwaye sigcina esi sahlulo njenge PNG. Akukho ndawo yoluhlu lwexesha, ngoko ke qhuba uguqulelo kwakhona kwixesha elipheleleyo elingaphezulu.

Ingaba i-MP4 yevidiyo yam ifihlakeleyo ngexesha lokukhupha isakhelo?

Ewe. Iifayile ezilayishwe phezulu ze MP4 ziqhubekekiswa kwiseva yethu yokuguqula, akukho mntu ujonge phezulu, kwaye azisasazwanga. Ukukhuphela kunye nokuguqulwa kwe PNG kususwa ngokuzenzekelayo malunga neyure ezili-24 emva kokuguqulwa, oshiya ixesha lokulayisha ezantsi iziphumo. Bona /privacy/ kwinkqubo epheleleyo.

Kutheni iifayili zam ezikhuphiweyo PNG zimnyama?

I-motion blur ihlala ivela kumboneleli MP4 (ikhamera yayihamba xa isakhelo sathathwa). Zama ukukhetha i-timestamp evela kwimiboniso eqinileyo, okanye uthathe ii-frames ezininzi ezidibeneyo uze ukhethe ezicacileyo. I-pipeline ayiqwalaseli ukubonakala.

Ingaba le sixhobo sixhasa ukutsala isakhelo esinye ngasinye kutshintsho lwendawo yomboniso?

Hayi. Umguquli awunakubakho ukukhangela kwemeko-bume kwaye akukho ndlela yesibini-nge-imizuzu: igcina isakhelo esifanayo kwisekondi ongenisayo okanye kwisakhelo ngasinye. Umfanekiso omnye kwimeko-bume, khupha isakhelo esifanayo kwixesha apho iimeko-bume zitshintsha khona.

Ndingasebenzisa i-PNG isakhelo esikhutshweyo ngokurhweba?

Ewe, ixhomekeke kwilayisensi elawula umthombo MP4 imixholo. Utshintsho lwefomati aluyi kuzisa nantoni na — siza kudibanisa akukho mqondiso wamanzi kwaye siza kuzisa nantoni na kwilayisensi kwi PNG imveliso.