MKV → HLS

Beddel Adiga MKV ilaa HLS si aan dadaal lahayn

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Sida loo beddelo MKV ilaa HLS

Tallaabada 1aad: Soo geli MKV faylasha adoo isticmaalaya badhanka kore ama jiid oo hoos u dhig.

Tallaabada 2: Guji badhanka 'Beddelaan' si aad u bilowdo beddelka.

Tallaabada 3: Soo dejiso faylasha aad bedeshay HLS faylasha

MKV ilaa HLS Su'aalaha Badiya La Weydiiyo Ee Ku Saabsan Beddelka

Sideen u beddeli karaa MKV ilaa HLS iyadoon dib loo beddelin codka fiidiyowga?

Marka MKV iyo HLS konteners labadaba waxay qaadi karaan codec isku mid ah (H.264, H.265, VP9, AV1), soo saaraha ayaa dib ugu laabanaya remux: qulqulka hoose waxaa lagu daabacay byte-for-byte gudaha HLS kontener iyo kaliya isbeddelada kuleylka. Remux ka 1 GB MKV in HLS caadi ahaan wuxuu ku dhammaadaa 5-15 ilbiriqsi oo leh khasaaro tayo ah. MKV waa codec-agnostic: H.264, HEVC, VP9 iyo AV1 video fadhiyaan farxad la AAC, FLAC, Opus, DTS ama Dolby audio in file la mid ah. A HLS daaqadda waa.m3u8 muujinaya in ay saldhig ka H.264 ama qaybaha HEVC at qaar ka mid ah bitrates, sidaas darteed ciyaaryahanka ayaa la beddeli karaa tayada dhex-playback.

Ma HLS ayaa ku ciyaari doona brauzer marka MKV uusan ahayn?

Haa, iyo intaas oo dhan waa sababta guud ee isbeddelka. MKV oo ku jira bogga webka ama wuxuu muujinayaa ciyaaryahan burburay ama awoodo soo dejin, maxaa yeelay brauzers-ka ma soo dejisan karaan decoder-ka. HLS wuxuu ku ciyaaraa khadka tooska ah ee HTML5 video element-ka asalka ah oo aan lahayn plugin iyo barnaamijyo dibadda ah. HLS u dhaqmo bandwidth ee ardaygu waqti dhab ah oo waa kaliya streaming qaabka Safari iyo iOS taageerada natively.

Ma HLS waa badeecad ama codec, oo maxay u beddeleysaa waxa aan dib ugu soo laabtay?

Waxay u beddeli waxa la filayo ka file soo saarka. dhinac ka mid ah isbedelka magacyada coded ka badan in ay ku shubto, sidaas waxa ku soo noqdaa waa in bitstream gudaha mid kasta oo badeecad u fiican - caadi ahaan MP4 ama MKV. The kordhinta muujinaya badeecada; codec waa waxa dhab ahaan u go'aamiyey cabbirka file iyo meesha uu ciyaari doonaa.

Ma maqalka-wax badan-ku-soo-celinta ma sii jiri doontaa MKV ilaa HLS?

Haa - dhammaan raadadka maqalka ee MKV (faahfaahinta agaasimaha, luqadaha kale, maqalka qeexaya) waxaa lagu kaydiyaa HLS markay tahay in la gaaro in lagu taageero maqalka badan. MKV iyo MOV waxay xakameeyaan raadadka maqalka aan xadidnayn; MP4 waxay taageertaa in badan laakiin ciyaartoyda qaar ee qalabka waxay uun arkaan raadadka 1; WebM waxaa lagu xaddiday hal Opus / Vorbis raad. HLS waa Apple ee HTTP Live Streaming - ma aha fayl laakiin playlist iyo folder of qaybaha warbaahinta gaaban.

Ma la ilaalin doonaa raadadka subtitles marka la beddelayo MKV ilaa HLS?

Subtitles soft (waxyaabaha la dooran karo) noolaadaan marka HLS ay qaadi karaan: MKV leeyahay SRT, ASS, SSA, PGS, VobSub natively; MP4 kaliya leedahay mov_text (a qaabka la jaray-hoos). MKV la ASS styled subs in MP4 si caadi ah u hoos u dhigi doonaa iyaga mov_text ama iyaga ku gubi. Hardsubs (ku gubay video) qaadi ka badan ha ahaato.

MKV ilaa HLS ma ku hayn kartaa calaamadaha faqradaha / qaabka DVD-ga ee socodka?

Qaybta metadata wareejinta u dhexeeya MKV iyo HLS markasta oo labada baabuurta taageeraan qayb atom (MKV, MP4, MOV). WebM kaydiyaa qaybaha block Matroska-la jaanqaadayo, sidaas darteed MKV <-> WebM qaybaha round-trip nadiif ah. AVI ma laha qayb spec, sidaas oo kale AVI u beddelo HLS soo saartaa file unchaptered haddii aadan ku darin calaamadaha gacanta.

Maxay ku saabsan yihiin waxyaabaha ku xiran MKV (fonts, cover art) markaad MKV u dhaqaaqdo HLS?

MKV waa keydka kaliya ee keydsan ee kaydiya faylasha la xidhiidha (fonts TTF ee ASS subs, JPG cover art, PDF-faahfaahin lagu turjumay). MKV ilaa HLS ayaa ka soo baxa waxyaabaha la xidhiidha marka HLS uusan ahayn MKV - qulqulka hoose ee la beddelo, laakiin culeyska la xidhiidha ayaa ku sii jira asalka. Ku hay MKV sida kaydinta haddii aad ku tiirsan tahay fonts la xidhiidha.

Waa maxay codec-ka HLS soo-saarka loo isticmaalo si caadi ah?

Codec default waxaa la doortay si ay u meeleeyaan HLS container conservatively: MKV defaults in H.265 (HEVC) si ay u hagaajiyaan cidhiidhiga; MP4 defaults in H.264 si ay u taageeraan qalabka ugu ballaaran; WebM defaults in VP9; AVI isticmaalaa MPEG-4 ASP (DivX / Xvid xayawaanka). HLS ma aha mid kaliya file downloadable - si ay u ilaaliyaan off line waa in la muxed dib u container caadiga ah hore.

Sidee HDR (HDR10, Dolby Vision) u noolaan karaa MKV ilaa HLS?

Macluumaadka meta HDR (HDR10 heerka muujinta heerka, heerka iftiinka waxyaabaha ugu badan) wuxuu ku socdaa HLS marka labadaba baakadaha iyo codec-ka la doortay ay taageeraan (HEVC, AV1 MKV / MP4). Dolby Vision waa mid ka sii daciifsan - DV profile 5 / 7 / 8.1 in MKV badanaa wuxuu ku nool yahay MKV oo leh HEVC; u beddelashada HLS baakadaha aan lahayn daboolka DV wuxuu ku dhejiyaa HDR10.

Ma MKV ilaa HLS ayaa ku wareejin doona xawaaraha xawaaraha (VFR)?

MKV iyo WebM waxay diiwaangeliyaan taariikhda saxda ah ee per-frame iyo VFR-ka si dabiici ah, sidaas darteed MKV VFR wuxuu ku nool yahay HLS qaababkan oo aan la soo celin karin. MP4 magac ahaan wuxuu ku kaydiyaa taariikhda sidoo kale laakiin ciyaartoyda qaar waxay aaminsan yihiin CFR; soo saaraha ayaa muujinaya "force CFR" toggle oo dib u soo celin kara VFR MKV ilaa 24 / 30 / 60 fps HLS si loo gaaro ujeeddo dhibaato leh.

Maxaa ka dhigaya faylkayga HLS ka yar / ka weyn MKV ka dib markii la beddelay?

Same-codec remux soo saartaa mid aad u mid ah (container overhead kala duwan yahay by 0.1-2%). Codsiga isbedelka waxaa laga yaabaa in ay u wareegaan oo dhan by 50% ama ka badan: H.264 in H.265 caadi ahaan hal-halka file at quality muuqaalka la mid ah; H.264 in AV1 hal-halka mar kale on a slow preset. Going ka high-bitrate MKV (Blu-ray rip) in low-bitrate HLS (web upload) waa sababta ugu badan ee caadiga ah ee hoos u dhac weyn.

Ma MKV ilaa HLS soo beddelayaa ma xakameynayaa 4K / 8K / 60fps waxyaabaha?

Haa ilaa 8K (7680x4320) on Premium. Qaab bilaash ah oo 4K (3840x2160) ilaa 1 GB faylka ah. Remuxes-ka daahirka ah (xawaaraha isku midka ah) ee MKV weyn ee HLS waxaa xaddidaya disk I / O, maahan CPU - 30 GB MKV caadi ahaan remuxes ilaa HLS daqiiqad ka dib iyadoon loo eegin xallinta.

MKV

MKV (Matroska) wuxuu qaban karaa fiidiyow, maqal, iyo heeso hoosaad oo aan xadidnayn hal fayl, taasoo ku habboon filimada.

HLS

HLS (HTTP Live Streaming) waa borotokool ay soo saartay Apple si ay ugu gudbiso maqal iyo muuqaal internetka. Waxay siisaa qulqulka laqabsiga si loo helo dib-u-ciyaarid wanaagsan.