DivX → JPG

Sinthani Yanu DivX ku JPG mafayilo mosavuta

Sankhani mafayilo anu

kapena dinani ndi kuchotsani mafayilo anu apa

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Kusintha owona ufulu, Pro ogwiritsa angakonzekere zambiri zochuluka owona; Kulembetsa Tsopano

Kukweza

Momwe mungasinthire DivX ku JPG

Gawo 1: Kwezani yanu DivX mafayilo pogwiritsa ntchito batani lomwe lili pamwambapa kapena pokoka ndi kugwetsa.

Gawo 2: Dinani batani la 'Convert' kuti muyambe kusintha.

Gawo 3: Tsitsani pulogalamu yanu yosinthidwa JPG mafayilo

DivX ku JPG Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingapeze bwanji ma frame kuchokera ku DivX kanema ngati JPG zithunzi?

Kutsitsa kwa DivX ndi wosintha amatulutsa chisankho cha frame-extraction: chilichonse cha Nth frame, ma frame a nthawi yoyenera, kapena chiwonetsero chimodzi pa mphindi. Chosankha chilichonse chimasinthidwa ngati fayilo ya JPG ndipo zonse zimaphatikizidwa mu ZIP archive kuti mutsitsa. DivX amatchedwa codec kuposa chonyamula - MPEG-4 Part 2 kukwaniritsa kuti anachita ripping DVD kuti CD imodzi zotheka m'zaka za m'ma 1999. JPG ndi JPEG standard kuchokera 1992, ndipo pambuyo zaka zitatu ndibe format ambiri kamera ndi ambiri mawebusaiti kugwiritsa ntchito kwa zithunzi.

N’chifukwa chiyani ma frame anga ochokera m’mabuku ali ndi ma liwiro ozungulira omwe amapita mwa iwo?

Chifukwa cha zomwe zimachokera. DivX zomwe zili ndi zofalitsa ndi DVD zimasunga madera awiri apakati pa chipinda, zomwe zimatha kuwonetsedwa ndi chikwi chachiwiri, ndipo chosatha chosatha chikuwonetsa kuti chimapangidwa mogwirizana ndi chosatha pa chilichonse chomwe chikuyenda. Kukhazikitsa deinterlacing pambuyo potulutsa ndi chilichonse chosatha chimapangidwa kuchokera ku chipinda chokha chosatha chosatha.

Kodi ndingapeze ma frame a JPG osagwiritsa ntchito mawu oyamba?

Ngati DivX siyikuwachotsa, chifukwa DivX siyimakhala ndi ma subtitle omwe angasankhidwe kuti azilepheretse. Chomwe DivX chikusonyeza pazenera ndi pa chithunzicho, choncho ndi pa JPG zonse zomwe zimapangidwa ndi kuchotsa ndipo palibe kukhazikitsa komwe kumachotsa izi pambuyo pake. Ngati pali fayilo ya subtitle yosiyana ndi kanemayo, chotsani kuchokera ku bungwe lomwe limatenga awiriwa mosiyana ndipo ma frame amatuluka moyera. DivX amafuna pafupifupi katatu bitrate wa H.264 kwa mtundu wofanana ndi palibe njira kwa HDR, 10-bit mtundu kapena resolutions m'munsi 1080p.

Kodi ndiyenera kugwiritsa ntchito chiyani pakupanga kwa JPG?

Quality 85 ndi nzeru default ndi amene amagwiritsidwa ntchito ngati inu simungasinthe izo — visually sadzasiyana kuchokera ku zipangizo pa normal kuonera kumbuyo, pa pafupifupi 1/5 ya kukula kwa lossless equivalent. Push kuti 95 kwa chilichonse chimene chidzasinthidwa kapena kusindikizidwa, ndi kugwa kwa 70 kwa thumbnails kumene kukula domine. JPG ndi lossy: chithunzi chimasinthidwa ndi DCT, quantised, ndi entropy-coded, ndi quality knob kuwongolera momwe ambiri amawonongedwa.

Kodi fayilo yayikulu kwambiri ya DivX idzatulutsidwa bwino?

Maakaunti aulere amafika pa 100 MB pa fayilo, ndipo DivX mabungwe amagwira ntchito kwambiri chifukwa mtunduwo umabweretsa ndalama zochuluka pazinthu zowonjezera pavidiyo. Premium imatulutsa katundu kwambiri. Ngati fayilo igawidwa m'magawo owerengeka chifukwa cha mtundu wamtundu, tsitsani limodzi ndipo amachitidwa ngati ntchito imodzi.

Kodi ndi yankho liti lomwe limatuluka pa JPG ya frame yomwe imatulutsidwa?

Kusintha kwachidziwitso chofanana ndi DivX kanema - 1080p DivX imapanga 1920 × 1080 JPG mafayilo; 4K DivX imapanga 3840 × 2160 JPG mafayilo. Pezani ntchito yosintha kukula pambuyo potulutsa ngati mukufuna mathumbnail ochepa kapena masamba amtundu wa media media.

Kodi ndingagwiritse ntchito chilichonse chamatabwa kuchokera ku DivX ngati JPG?

Ndikuvomereza, koma onetsetsani kuti muwerenge fayilo - 30fps 1-mphindi DivX imapanga 1,800 JPG ma frame. Timawapaka m'manja mwa ZIP mwamsanga. Kwa ma clip ochepa, "1 pa mphindi" (60 ma frame) kapena nthawi yoyenera imapatsa zotsatira zoyenera.

Kodi zithunzi zosakira JPG zidzasunga DivX kujambula kwa mtundu?

Ndikoyenera - mtundu umasinthidwa ndi mamatrix omwe amagwiritsa ntchito DivX (BT.709 kwa HD, BT.2020 kwa 4K HDR). Ma HDR amapangidwa ndi SDR pazotulutsa ku JPG chifukwa cha JPG zosiyanasiyana (PNG, JPG) sizingatheke kusungira ma pixels a HDR.

Kodi ndi chiyani kukula kwa fayilo ya chiwonetsero cha JPG chosatsegulidwa?

Kutengera pa resolution ndi JPG codec. 1080p PNG frame ndi 2 mpaka 5 MB; 1080p JPG pa quality-85 ndi 200 mpaka 500 KB; 4K PNG ndi 6 mpaka 15 MB. Pamapeto pake, kutulutsa kwa PNG kwa 10-minute 1080p DivX kumapanga ~ 50 GB pamodzi.

Kodi JPG yosanduka imasunga metadata ya kamera ya EXIF?

Kuyika kwa DivX sikungasungire EXIF pa frame momwe kamera ikugwira ntchito, kotero mafayilo a JPG amatuluka ndi EXIF yopanda pake. Timayika `creation_time` yokhala ndi nthawi yoyambira ya frame kuti muthe kubwezeretsa bundle ndi kujambula.

Kodi nthawi yayitali bwanji kuti mutenge chiwonetsero chazithunzi kuchokera ku DivX kupita ku JPG?

Kutulutsa kwa frame ndi kosavuta - nthawi zambiri 20 mpaka 30% ya nthawi yoyambira pa standard pipeline. 5-mphindi DivX → JPG bundle imatha m'maola pafupifupi mphindi imodzi popanda kusiyana ndi kusiyana kwa frame, chifukwa choletsa ndi JPG encoder, si DivX demuxer.

Kodi ndingagwiritse ntchito ma frame pa nthawi yoyenera mu DivX?

Ndiyo — njira yophunzirira imavomereza mndandanda wa timestamps osiyana ndi koma (mwachitsanzo `00:01:23,00:05:00,00:10:42`) ndipo imapanga fayilo imodzi JPG pa timestamp. Ndi zothandiza kwa thumbnails za chapter, scene reference shots, kapena thumbnailing ya maphunziro ochepa.

DivX

DivX anali codec kuti anachita feature-mtunda video fit pa CD, ndipo ndibe kuoneka m'zaka zakale AVI owona.

JPG

Mafayilo a JPG amagwiritsa ntchito njira yochepetsera zithunzi, zomwe zimapangitsa kuti mafayilo ang'onoang'ono azioneka bwino komanso kuti azioneka bwino.