WebM → Image

Guqula Eyakho WebM kuya Image amafayela kalula

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Indlela yokuguqula WebM kuya Image

Isinyathelo 1: Layisha eyakho WebM amafayela usebenzisa inkinobho engenhla noma ngokuhudula bese uphonsa.

Isinyathelo 2: Chofoza inkinobho ethi 'Guqula' ukuze uqale ukuguqulwa.

Isinyathelo 3: Landa i-version yakho Image amafayela


WebM kuya Image Imibuzo Evame Ukubuzwa Yokuguqulwa

Ngiyikhipha kanjani ifreyimu kusuka ku WebM ividiyo njenge Image izithombe?
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Layisha i-WebM bese uvula izinketho. Ukukhishwa kwefreyimu kunezindlela ezimbili: Ifreyimu eyodwa igcina i-Image eyodwa kusuka ku-second ofaka (njengesibonelo 1, 5 noma 10.5), futhi Zonke ifreyimu zigcina ifreyimu ngayinye yevidiyo njengesithombe se-Image. Akukho indlela ngayinye-Nth-frame noma eyodwa-kwesekunxele. I-WebM iyingxenye eqinile ye-Matroska eshicilelwe yi-Google ngo-2010 ekhethekile ekubeni i-HTML5 ividiyo ifakwe ibhokisi elikhululekile. Isithombe lapha siyinjongo ejwayelekile: umguquli ukhetha ifomethi ye-raster efanele umsuka endaweni yokucindezela enye kuwe.
Akunakwenzeka uma beyi-subtitle track engokoqobo. WebM igcina izihloko ezingezansi njenge-stream yabo futhi umdlali uzobasusa phezu kwesithombe ngesikhathi sokudlala, ngakho ifremu eqoshiwe umguquli ubhala ngaphandle njenge-Image ine-pixels ehlanzekile ngaphansi. Izihloko ezingezansi eziboshwe kwividiyo ngaphambi kokuba ibe yi-WebM ziyinkinga ehlukile - lapho ziyingxenye yesithombe futhi ifremu ngayinye ekhishwayo igcina lezi.
Ifomethi ikhona, kodwa umsuka awuna-alpha ukuwunika - amafreyimu wevidiyo namakhasi ashicilelwe agcwele ukucasuka, ngakho wonke ama-pixel afika aqinile. Isixhumanisi se-alpha sisebenza ngemuva: kusho ukuthi ungasakaza isiqephu se Image ngemuva ngaphandle kokushintsha ifomethi futhi. Ukukhetha isiphetho ngokuzenzakalela kusho ukuthi uthola ifayela elivula noma kuphi ngaphandle kokucabanga ngamadivaysi angaphambili.
Okuningi kunalokho okubonayo, ngoba Image igcina wonke ama-pixel ngokugcwele kungafani nokulinganisela. I-1080p ihlala ifinyelela ku-2-5 MB futhi i-4K ihlala ifinyelela ku-6-15 MB, ngakho-ke ukukhishwa okude kusebenza ngokushesha. Lokhu kuyibhizinisi elilungile uma izithombe zidla ukukhiqizwa okuqhubekayo, futhi okubi uma zihamba ngqo kwikhasi le-web. Umsuka wekhasi eliningi ukhiqiza isithombe esisodwa ngakhasi, ngalinye njengefayela elihlukanisiwe.
Ukulungiswa okufanayo njenge WebM ividiyo — 1080p WebM ikhiqiza amafreyimu angama-1920×1080 Image; 4K WebM ikhiqiza amafreyimu angama-3840×2160 Image. Sebenzisa ukuguqula usayizi ngemuva kokukhipha uma ufuna amathumbnail amancane noma ama-social-media-size crops.
Yebo, ngezo zonke iframes ku-Frame Extraction option, kodwa bheka ukubala: iminithi eyodwa ye-30 fps video inikeza izithombe ezingu-1,800 Image. Uma uhlala uhlala, khetha i-Frame eyodwa bese ufaka isithupha ofuna.
Ividiyo ye-HDR ayimaphulwe ngethoni: ifreyimu ngayinye iguqulwa kusuka ku-WebM njengoba ikhodwe, ngakho ifreyimu kusuka ku-HDR WebM ingabonakali iphazili noma ihlanzwe njenge-Image. Ividiyo ejwayelekile (SDR) igcina imibala yayo.
Kuxhomekeka kusinqumo kanye ne Image codec. Ifreyimu ye-1080p PNG ivame ukuba 2 kuya ku-5 MB; i-1080p JPG esezingeni-85 ivame ukuba 200 kuya ku-500 KB; i-4K PNG ivame ukuba 6 kuya ku-15 MB. Kunzima kakhulu, ukukhishwa kwefreyimu ngayinye ye-PNG yemizuzu engu-10 1080p WebM kukhiqiza ~50 GB jikelele.
Kuxhomekeka kubukhulu nesikhathi sohele. Amadokhumende amancane namasithombe avame ukulungiselelwa ngokushesha. Amavidiyo ade athatha isikhathi eside, ngoba amavidiyo aguqulwa aphinde akhode ifreyimu ngayinye.
Omunye ngasikhathi sinye. Ifremu eyodwa ithatha isikhathi esisodwa emaminithini (njengesibonelo 83 ku-1:23) futhi igcina ifremu njenge-Image. Akukho indawo yohlu lwezikhathi, ngakho sebenzisa ukuguqulwa kabusha kosuku ngalunye olungeziwe.
Yebo. Amafayela WebM alayishwe phezulu aphathwa kumaseva ethu okuguqula, akukho muntu obhekana nawo, futhi angeke ahlukaniswe. Ukulayishwa kanye nokuguqulwa kwe Image kususwa ngokuzenzakalela cishe amahora angu-24 ngemuva kokuguqulwa, okushiya isikhathi sokulanda imiphumela. Bona /privacy/ ukufinyelela kunqubomgomo egcwele.

WebM

I-WebM yenzelwe iwebhu, inikeza ukusakaza ividiyo ngaphandle kwemali yokukhokha ngama-codec e-VP8/VP9.

Image

Amafayela ezithombe, njenge-JPG, i-PNG, ne-GIF, agcina ulwazi olubonakalayo. Lawa mafayela angaqukatha izithombe, ihluzo, noma imifanekiso. Izithombe zisetshenziswa ezinhlelweni zokusebenza ezahlukahlukene, okuhlanganisa ukwakheka kwewebhu, imidiya yedijithali, kanye nemifanekiso yamadokhumenti, ukudlulisa okuqukethwe okubonakalayo.


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