VOB → MPG

Sinthani Yanu VOB ku MPG mafayilo mosavuta

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Kukweza

Momwe mungasinthire VOB ku MPG

Gawo 1: Kwezani yanu VOB 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 MPG mafayilo

VOB ku MPG Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingasinthire bwanji VOB kupita ku MPG popanda kuwononga mtundu wa kanema?

Ikani fayilo yanu ya VOB ndipo wosinthira amayendetsa CRF-based re-encode yoyang'anira kutulutsa kwa MPG (CRF 18 mosalekeza, matanthauzo ochepa = fayilo yayikulu / yapamwamba). Codec imasankhidwa kuti igwirizane ndi MPG kontena - H.264 kwa MP4 yokhala ndi kukula kwakukulu, H.265 kwa MKV yokhala ndi kukula kwakukulu, VP9 kwa WebM, AV1 kwa ma pipelines atsopano. A VOB ali MPEG-2 kanema, AC-3 kapena PCM audio, ndi DVD subpicture subtitle masamba, anagawa mu 1 GB segments ndi DVD spec. Zina mwa zinthuzi ndi MPEG-1 kapena MPEG-2 kanema ndi MP2 audio; muxing ndi GOP chilengedwe ndi ofanana ndi.mpeg fayilo.

Kodi VOB ingasinthidwe ku MPG popanda kubwezeretsa kanema?

Ndikugwirizana ndi ma DVD a 4K, ndipo ndi njira yofulumira. VOB ndi MPG amagawana bokosi lofanana lokhala ndi bokosi, kotero mavidiyo ndi ma audio streams amakopedwa m'ma byte-by-byte ndipo kokha kokhala ndi chotengera chokhala ndi chosindikizira. Sichidzasinthidwa ndipo sichidzasinthidwa, chifukwa chake fayilo ya feature-length imatha m'maola angapo m'malo mwa ola limodzi, ndi mtundu wa output womwe uli ndi mtundu wofanana ndi wopanga. VOB ndi Video Object wonyamula anapeza mu VIDEO_TS wapamwamba wa aliyense DVD - MPEG-2 pulogalamu mtsinje ndi DVD-osiyana kuyendera deta anawonjezera. MPG ndi chimodzimodzi MPEG pulogalamu mtsinje monga.mpeg - atatu-alemba kuwonjezeka ndi DOS-era kugwa, si mtundu wina.

Zithunzi zanga za VOB zimagawidwa m'magawo owerengeka - kodi MPG ali ndi malire ofanana?

Sichoncho, ndipo ndi imodzi mwazinthu zabwino kwambiri zosamukira. Konteni ya VOB ili ndi bokosi lokha lokha lomwe limatha kuyendetsa mavidiyo ochepa kapena otsika kwambiri, chifukwa chake makamera oyambirira amafika ngati part1, part2, part3. MPG salinso ndi malire ofanana, chifukwa chake masamba amatha kuphatikizidwanso m'fayilo imodzi yopitilira. VOB ndi kugawidwa pakati pa mafayilo, angagwiritsidwe ntchito CSS-encrypted, ndi kunyamula navigation packets kuti kukhumudwitsa cholinga chazikulu osewera.

Kodi chimachitika ndi ma subtitle omwe ali mu fayilo yanga VOB?

Sakupezeka kuti asankhidwe, chifukwa MPG siyimakhala ndi ma subtitle olimba kuti azisunga. Pali njira ziwiri zotuluka: kuchotsa nawo pavidiyo panthawi yosintha, zomwe zimawapangitsa kukhala okhazikika komanso osasinthika, kapena kuwatumiza ngati.srt osiyana ndi MPG kuti wosewerayo azitsitsa. Wosintha akukuwuzani zomwe adachita kuposa kuchotsa nawo mosasamala. MPG amalandira zonse MPEG-2 kuletsa - heavy bitrate, interlacing, palibe soft subtitle - kuphatikizapo kusokonezeka kwa awiri zowonjezera kwa mtundu wina.

Nchifukwa chiyani fayilo yanga VOB siyisintha kukhala MPG?

Zina VOB mafayilo amasinthidwa pa level bitstream ndi sitolo kapena pulogalamu yomwe idatulutsa, ndipo kusinthidwa kwa encrypted stream sikungathe kusinthidwa ndi ife kapena ndi chilichonse popanda chida cha lisensi. Fayilo yomwe mwalemba, kutumiza kunja kapena kutsitsa osatetezedwa imasintha bwino; kugula kwa licensed sichidzachitika, ndipo palibe wosintha yemwe anganene mosasamala kanthu.

Kodi pali chinthu chosintha pakati pa mafomu awiri oyambirira monga VOB ndi MPG?

Ngati chinthu chokhacho cha zida chikufunikira kukwaniritsa zolingazo. Mafomu awiriwa amachokera kunthawi yomweyo ya H.264, kotero palibe kusintha komwe kumagula chitetezo, kudalirika kapena kutsimikizika kwatsogolo - kumagula kugwirizana ndi chipangizo chimodzi chokha. Ngati cholinga ndicho kuteteza zithunzi zogwiritsa ntchito nthawi yayitali, kusintha kwa kontena latsopano, osati kumbuyo.

Kodi ndi codec iti ya kanema yomwe MPG imagwiritsa ntchito?

Izi zimadalira pa MPG kontena. MP4 defaults kuti H.264 kwa kusewera kwamphamvu kwambiri pafoni, masamba, ndi Smart TVs. MKV defaults kuti H.265 / HEVC kwa pafupifupi theka la kukula kwa fayilo pa quality yofanana. WebM defaults kuti VP9. Zosankha zazikulu zimasonyeza kusankha kodek ngati mukufuna kuchotsa.

Kodi nyimbo yanga ya audio idzapulumuka kusinthidwa kwa VOB kupita ku MPG?

Ndiko. Ngati VOB ndi MPG amagwiritsa ntchito codec ya audio (mwachitsanzo, onse amagwiritsa ntchito AAC), audio imasinthidwanso popanda kusinthidwanso - bit-identical. Ngati codecs ndi osiyana, audio imasinthidwanso kukhala AAC / Opus / Vorbis malinga ndi zomwe MPG zimathandizira. Audio yokhala ndi ma track ambiri (mawu ofotokoza, mabungwe osiyanasiyana) imasungidwa.

Kodi ndingapeze bwanji mitengo yazithunzi yoyamba pamene ndisintha VOB kupita ku MPG?

Mwa default yeah - 24fps VOB imakhala 24fps mu MPG; 60fps VOB imakhala 60fps. Ngati mukufuna kusintha kuchuluka (mwachitsanzo, kulumikizana 29.97 → kupitilira 30, kapena 60 → 30 kwa kutsitsa), kusankha kwa framerate kumatha kuwongolera 3: 2 kutsitsa, kuchotsa, ndi kuphatikizira ma frame mu gawo limodzi lokha la encoding.

Kodi kukula kwa fayilo idzasintha bwanji kuchokera ku VOB kupita ku MPG?

Kodikodi yofananayo imasintha (VOB H.264 → MPG H.264 yomwe isintha kontena): kukula kwake kuli pafupifupi chimodzimodzi. Kusintha kwa codec kungayambitse kusinthika kwambiri: H.264 → H.265 nthawi zambiri kumadula fayiloyo panthawi yomweyo; VP9 ndi yofanana; AV1 imadula 20-30% koma ndi yocheperako.

Kodi fayilo ya MPG idzasewera pa iPhone, Android, ndi Smart TVs?

MP4 / H.264 imasewera mosalekeza pazogwiritsa ntchito zonse zamakono. MOV / H.264 imasewera pazogwiritsa ntchito za Apple ndi ma TV ambiri koma si nthawi zonse pa Android oyambirira. MKV iyenera VLC pa iOS. WebM ndi msakatuli woyamba. Zosankha zopitilira muyeso zimaphatikizapo "kugwirizana kwa chipangizo" choyamba chomwe chimasankha chotetezeka kwambiri MPG codec / chidebe chazofunikira zanu. MPG ndi kuwonjezeka DVD authoring mapulogalamu, older camcorders ndi kufalitsa ingest zipangizo kuzindikira, kotero kuti imakhala zothandiza kwa iwo ma pipelines.

Kodi ndi nthawi yayitali bwanji kusinthira kanema wa 1-hour VOB kuti MPG?

Kusintha kwa codec yomweyo ndi nthawi ya 30 mpaka 60 kwa fayilo ya 1-hour. Kodidi yokhala ndi codec imagwira ntchito panthawi ya 0.3-0.7x yochokera pa GPU yathu, kotero kuti 1-hour VOB → MPG imatha m'maola 18-40 malinga ndi resolution ndi codec yoyenera.