DivX → JPG

Guqula Eyakho DivX kuya JPG amafayela kalula

Khetha amafayela akho

noma cindezela bese ususa amafayela akho lapha

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Guqula amafayela afinyelela ku-1 GB mahhala, abasebenzisi be-Pro bangaguqula amafayela afinyelela ku-100 GB; Bhalisa manje

Ukulayisha

Indlela yokuguqula DivX kuya JPG

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

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

Isinyathelo 3: Landa i-version yakho JPG amafayela

DivX kuya JPG Imibuzo Evame Ukubuzwa Yokuguqulwa

Ngizokhipha kanjani amafreyimu kusuka ku DivX ividiyo njenge JPG izithombe?

Layisha phezulu i-DivX futhi umguquli ubonisa isikhethi sefreyimu-sokukhipha: nganoma iyiphi ifreyimu ye-Nth, amafreyimu ezikhathini ezicacisiwe, noma ifreyimu eyodwa ngesekondi. Ifreyimu ngayinye ekhethiwe ikhodwe njengehele JPG elilodwa futhi isethulo esigcwele sifakwe kwi-ZIP archive yokulayisha phezulu. I-DivX ibiza i-codec hhayi ibhokisi — i-MPEG-4 Part 2 isebenzisa i-DVD eyisikhashana ku-CD eyodwa ekhona ngo-1999. I-JPG iyisimo se-JPEG esijwayelekile kusukela ngo-1992, futhi ngemuva kweminyaka emithathu ihlala iyisimo esisetshenziswa amakhamera amaningi namanye amawebhusayithi asebenzisa ama-photos.

Kungani amafreyimu ami akhishwayo anemigqa ejikelezayo edlula kuwo?

Ngenxa yokuthi umsuka uxhunywe. DivX okuqukethwe kusuka ku-broadcast ne-DVD era igcina ama-fields amabili aphakathi nendawo aphezulu ngefremu ngayinye, athathwe ngengxenye engu-50 yesithupha, futhi i-still ekhishwa ngokuqondile ibonisa ukuthi zombili zixhunywe ndawonye njenge-combing nganoma yini ehambayo. Vumela u-deinterlacing ngaphambi kokukhipha futhi i-still ngayinye ikhiwa kusuka ku-frame eqhubekayo evuselelwe.

Ingabe ngithola ama-JPG amafreyimu ngaphandle kwesihloko esingezansi?

Uma nje i DivX ayizange itshetshezwe, ngoba DivX ayinaso isingeniso esikhethiwe sohluzo esikhethiwe sokuvala. Noma yini eDivX ebonisa esigabeni isithombe, ngakho i JPG ngayinye ikhiqiza ukukhishwa futhi akukho sinqumo esisusayo ngemuva. lapho ihele elihlukile lesihloko likhona eduze kwevidiyo, khipha kusuka emthonjeni ogcina ama-2 ahlukene futhi ama-frames aphuma ahlanzekile. I-DivX idinga i-bitrate ephindwe kabili kune-H.264 ukuze ikwazi ukukhiqiza ngekhwalithi efanayo futhi ayinakho indlela ye-HDR, 10-bit umbala noma izixazululo ezingaphezu kwe-1080p.

Yini isilungiselelo sekhwalithi okufanele ngisebenzise ku-JPG?

Umgangatho 85 ulungile futhi usetshenziswa uma ungashintshanga - ubukeka ungafani nomthombo kude kakhulu, kuncane kakhulu kuncane kunesithupha sesimo esifanayo. Chofoza ku 95 nganoma yini ezoguqulwa noma iphrintwe, bese ukhuphuka ku 70 ngezithombe ezincane lapho ubukhulu bulawula khona. I-JPG ilahlekelwa yisimo: isithombe siguqulwa nge-DCT, silinganiselwe, futhi sikhonjiswa nge-entropiya, nge-nobhu wobude olawula ukuthi yini elahlekile.

Ingabe ihele elikhulu kakhulu DivX lizokhuphula ngokuphumelelayo?

Ama-akhawunti amahhala afinyelela ku-100 MB ngefayela ngalinye, futhi DivX ama-akhowudi asebenza kabanzi ngoba ifomu lifaka i-chunk ngayinye engaphezulu kwedatha yevidiyo. I-Premium iphakamisa i-cap ngokuqinile. Uma ihele lihlukaniswe ngama-parts amanani ngenxa ye-format ceiling, thumela ngazo zonke futhi zithathwe njengemisebenzi eyodwa.

Ngasiphi isixazululo siphuma kuso sonke ifreyimu ekhishwayo JPG?

Isinqumo esifanayo njenge DivX ividiyo — 1080p DivX ikhiqiza amafreyimu angama-1920×1080 JPG; 4K DivX ikhiqiza amafreyimu angama-3840×2160 JPG. Sebenzisa ukuguqula usayizi ngemuva kokukhipha uma ufuna amathumbnail amancane noma ama-social-media-size crops.

Ingabe ngizokhipha ifreyimu ngayinye kusuka ku DivX njenge JPG?

Yebo, kodwa uqaphele ngokubalwa kwefayela - i-30fps 1-minithi DivX ikhiqiza amafreyimu angama-1,800 JPG. Siwafaka ngokuzenzakalela ku-ZIP. Kweziclips ezide, "1 ngesekondi" (ifreyimu engu-60) noma ama-timestamps athile anikeza imiphumela elawulwayo.

Ingabe izithombe ezikhishwayo JPG zizogcina umbala olinganiselwe DivX?

Yebo — umbala uqoshwe nge-matrix esetshenziswa umsuka DivX (BT.709 for HD, BT.2020 for 4K HDR). Ama-HDR asuka ku-tone-mapped ku-SDR uma ekhishwa ku-JPG ngoba ama-JPG ahlukahlukene (PNG, JPG) angagcina ama-pixels we-HDR ngokusemthethweni.

Yini ubukhulu behele lwesiphequluli esikhishwayo JPG?

Kuxhomekeka kusinqumo kanye ne-JPG codec. Ifreyimu ye-1080p PNG ivame ukuba yi-2 kuya ku-5 MB; i-1080p JPG esezingeni-85 i-200 kuya ku-500 KB; i-4K PNG i-6 kuya ku-15 MB. Ekugcineni, ukukhipha i-PNG nganoma iyiphi ifreyimu yemizuzu engu-10 1080p DivX kukhiqiza ~50 GB jikelele.

Ingabe i-JPG ekhishwayo igcina i-EXIF camera metadata?

I DivX i Container ayigcinanga i-EXIF nge-frame ngendlela ikhamera ehlala isebenza ngayo, ngakho i JPG ifaka amafayela ngaphandle nge-EXIF engenanto. Sifaka i-`creation_time` field ekhombisa i-source frame timestamp ukuze uphinde uhlanganise i-bundle ngokulandelelana kokuthatha.

Ithatha isikhathi esingakanani ukukhishwa kwefreyimu kusuka ku DivX kuya ku JPG?

Ukukhishwa kwefreyimu kushesha — 20 kuya ku-30% yesikhathi somthombo ku-pipeline ejwayelekile. Iminithi engu-5 DivX → JPG iqoqo liphelela cishe ngomzuzu owodwa kungakhathaliseki inani lefreyimu, ngoba ibhodlela liyi-JPG encoder, hhayi i-DivX demuxer.

Ingabe ngizokhipha amafreyimu eziqephuni ezikhethekile zesikhathi ku DivX?

Yebo - ukhetho oluphezulu lu accepts a comma-separated list of timestamps (e.g. `00:01:23,00:05:00,00:10:42`) and produces one JPG file per timestamp. Useful for chapter thumbnails, scene reference shots, or thumbnailing long lectures.

DivX

I-DivX ubuchwepheshe bokucindezela ividiyo obuvumela ukucindezelwa kwevidiyo kwekhwalithi ephezulu enosayizi bamafayela amancane uma kuqhathaniswa. Ivame ukusetshenziselwa ukusatshalaliswa kwamavidiyo aku-inthanethi.

JPG

Amafayela we-JPG asebenzisa ukucindezeleka okulahlekile okuhlanganisiwe ngezithombe, okunikeza ubukhulu befayela elincane ngenkathi kugcinwa isixazululo esibonakalayo.