WMV → AVI

Guqula Eyakho WMV kuya AVI 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 WMV kuya AVI

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

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

Isinyathelo 3: Landa i-version yakho AVI amafayela

WMV kuya AVI Imibuzo Evame Ukubuzwa Yokuguqulwa

Ngiyifaka kanjani i-WMV ku-AVI ngaphandle kokulahlekelwa yikhwalithi yevidiyo?

Layisha phezulu ihele lakho WMV futhi umguquli uqhuba i-CRF-based re-encode ebhekisa ku-visually-lossless AVI output (CRF 18 ngokuzenzakalela, amaxabiso aphansi = ifayela elikhulu / ubunjani obuphezulu). I-codec ikhethiwe ukufana ne AVI container — H.264 for broad-compat MP4, H.265 for size-efficient MKV, VP9 for WebM, AV1 for newer pipelines. WMV ithatha Microsoft VC-1 noma WMV3 video nge WMA audio - codecs cishe akukho ngaphandle Windows decodes natively. Amafayela we-AVI adlule ama-codecs amanje: cabanga i-MPEG-4 Part 2 (DivX/Xvid), Motion JPEG noma amafreyimu amnyama angacindezelwa ngaphandle kwe-H.264.

Ingabe i-AVI ingagcina ama-tracks omsindo angaphezu kwesinye?

Yebo, futhi kuyithuthukiso eliyiqiniso ku WMV. AVI iphatha wonke umsindo njengohlelo oluhle, ngakho-ke umsindo ovela ku-language, i-dub kanye nombhali we-comment ungahlala kuhele olulodwa nomdlalo oshintsha phakathi kwazo uma kudingeka. AVI ilula kakhulu, okuyinto ngokucacile kungani ama-camcorders akudala, amakhadi okuqoqa, DVD amathuluzi okukhishwayo kanye Windows-era software wonke akhona akhipha.

Kungani ihele lami WMV lingakwazi ukushintsha ku AVI?

Kuyinto evamile kakhulu i-DRM. Ezinye WMV izithombe zibhalwe ngokufihlakele ku-bitstream level yisitolo noma isofthiwe eyenza, futhi isithombe esibhalwe ngokufihlakele asikwazi ukucinywa yithu noma yinoma yini ngaphandle kwesitshixo selayisense. Izithombe ongazirekhodile, ozenzayo noma ozibhumele ngaphandle azikhuselwanga ziguqulwa ngokuvamile; ukuthenga okusemthethweni akuzokwenza, futhi akukho oguqulelayo angaba nesiqiniseko sokuthi kungashintshwa. WMV ngokuphumelelayo iphele efile: macOS, iOS, Android kanye nesipiliyoni ngasinye idinga isithathu-party decoders, futhi ezinye WMV amafayela zithwala DRM ukuthi akufanele kushintshwe ngaso sonke isikhathi.

Yini ekwenzeke ku-5.1 surround audio uma uguqula WMV ku-AVI?

Kuxutshwe phansi ku-stereo, ngoba AVI ayikho indlela ethembekile ye-multichannel. Ukuvala ngezansi kusetshenziswa izilinganiso ezijwayelekile ze-ITU ukuze ukuxhumana engxenyeni ye-channel ihlale icacile futhi izimo zifike ezingeni eliphansi kune-elingafihli. Noma yini esekelwe ekubekeni kwe-channel ehlukile idlule ngemuva kwalokho. I-AVI ayinaso isixhaso esisemthethweni se-codecs yamanje, isilinganiso sefreyimu esiguqukayo, izihloko ezithambile noma amafayela angaphezu kuka-4 GB ngaphandle kokuhlaselwa, futhi i-chunk ngayinye i-overhead ibhoboza ifayela.

Ingabe kukhona okushintshayo phakathi kwefomethi ezimbili ezidalayo njenge WMV ne AVI?

Uma nje ingxenye ekhethekile yemishini idinga isiphetho. Ifomethi zombili zivela kusikhathi esifanayo se-H.264, ngakho noma yikuphi ukushintshana kuthengiswa ukusebenza kahle, ukhwalithi noma ubufakazi bokuphila - kuthengiswa ukuhambisana nedivayisi eyodwa ekhethekile. Uma inhloso ukugcina isithombe esisetshenziswayo isikhathi eside, ukuguqula kwibhokisi elikhona endaweni ye-sideways.

Yini i-codec yevidiyo i AVI isebenzisa?

Kuxhomekeka ku AVI isihlungi. MP4 iphutha ku-H.264 ukuze kuxhaswe ukusakazwa okubanzi phakathi kwamafoni, amabhurawuza, nama-Smart TVs. MKV iphutha ku-H.265 / HEVC ukuze kube nengxenye yobukhulu befayela ngekhwalithi elinganayo. WebM iphutha ku-VP9. Izinketho eziphezulu zibonisa ngokucacile ukhetho lwe-codec uma ufuna ukucima. AVI Microsoft Audio Video Interleave, isungulwe ngo-1992 phezu RIFF chunk format - eyodwa yezinto eziphilayo ezidala kakhulu okwamanje e circulation.

Ingabe umsindo wami uzophila ukuguqulwa WMV kuya ku AVI?

Yebo. Uma WMV ne AVI zihlanganisa i-codec yomsindo (isibonelo, zombili zifaka i-AAC), umsindo uphinde uhlukaniswe ngaphandle kokuphindeka kokufaka ikhowudi — okufanayo. Uma ama-codecs ahlukile, umsindo uguqulwa ube yi-AAC / Opus / Vorbis ngokuya ngomsebenzi oxhaswa yi-AVI. Umsindo we-multi-track (umbono, izilimi ezihlukile) ugcinwa.

Ingabe ngigcina ifreyimu yesiqalo uma ngiguqula WMV ku AVI?

Ngokungagqibekanga yebo — i-24fps WMV ihlala i-24fps ku-AVI; i-60fps WMV ihlala i-60fps. Uma ufuna ukuguqula isilinganiso (isibonelo, interlaced 29.97 → progressive 30, noma 60 → 30 ukulayisha amaphesenti), isinqumo se-framerate siphatha 3:2 ukukhishwa, ukususwa kwe-interlacing, kanye nokuhlanganisa ifreyimu ku-encoding pass.

Ingabe ubukhulu behele bushintsha kanjani kusuka ku WMV kuya ku AVI?

Same-codec re-mux (WMV H.264 → AVI H.264 ushintsha isihlungi kuphela): ubukhulu obufana kakhulu. Ushintsho lwe-codec lungashintsha ngokujulile: H.264 → H.265 ngokuvamile uhlukanisa ihele ngengxenye ngekhwalithi efanayo yokubuka; VP9 ifana kakhulu; AV1 ihlukanisa ezinye i-20-30% kodwa ihamba kancane uku-encode.

Ingabe ihele AVI lidlalwa ku-iPhone, Android, ne-Smart TVs?

MP4 / H.264 idlala ngokusemthethweni kuwo wonke amadivayisi amanje. MOV / H.264 idlala kumadivayisi we-Apple nakwamanye ama-TV kodwa hhayi njalo kuma-Android adala. MKV idinga i-VLC ku-iOS. I-WebM iyisiphequluli-kuqala. Izinketho ezithuthukisiwe zifaka phakathi "ukuxhumana kwedivayisi" okusetshenzisiwe okukhetha i-AVI codec / ibhokisi eliphephile lenjongo yakho.

Ingabe kuthatha isikhathi esingakanani ukushintsha i-WMV yevidiyo yehora elilodwa ibe yi-AVI?

I-same-codec re-mux ifinyelela ngokushesha — imizuzwana engu-30 kuya ku-60 yehele lehora elilodwa. I-codec egcwele isebenza ngokuyisisekelo 0.3-0.7x isikhathi somthombo ku-GPU pipeline yethu, ngakho-ke i-1-hour WMV → AVI iphele ngemizuzu engu-18-40 ngokuya ngesinqumo ne-codec ethengiswayo.

Yini isixazululo esiphezulu esixhaswe yi WMV kuya ku AVI?

Kuze ku-8K (7680×4320) kuma-premium plans. Ukuguquka okumahhala kufinyelela ku-4K (3840×2160) ngobukhulu befayela ngalinye. I-HDR metadata (HDR10, HDR10+, Dolby Vision uma ikhona) idluliselwa lapho ama-WMV ne-AVI amabhokisi axhasa khona.

WMV

I-WMV (I-Windows Media Video) ifomethi yokucindezela ividiyo eyakhiwe yi-Microsoft. Ivame ukusetshenziselwa ukusakaza kanye nezinsizakalo zevidiyo eziku-inthanethi.