Mataki na 1: Loda naka DivX fayiloli ta amfani da maɓallin da ke sama ko ta hanyar ja da sauke su.
Mataki na 2: Danna maɓallin 'Maida' don fara hira.
Mataki na 3: Sauke fayil ɗin da aka canza MKV fayiloli
DivX zuwa MKV Tambayoyin da ake yawan yi game da Canzawa
Ta yaya zan sake encode DivX zuwa MKV ba tare da rasa ingancin bidiyo ba?
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Ka saukar da fayil ɗinka DivX kuma mai canzawa zai yi aiki da wani CRF-da aka gina kan sake-sauya-kodi mai nufin fitarwa mai gani-ba-da-hasara MKV (CRF 18 bisa diff, ƙananan kimar = fitaccen fayil / mafi kyawun inganci). An zaɓi codec don ya haɗu da MKV ƙofar — H.264 don MP4 mai girma, H.265 don MKV mai girma, VP9 ga WebM, AV1 ga sabon pipes. DivX abun ciki shi ne MPEG-4 Sashi 2 bidiyo, wanda ake amfani da shi a cikin AVI, tare da MP3 ko AC-3 sauti a kusa da shi. MKV ne codec-agnostic: H.264, HEVC, VP9 da AV1 bidiyo zauna farin ciki kusa da AAC, FLAC, Opus, DTS ko Dolby sauti a cikin daya fayil.
Na DivX bidiyo na nuna layin-ciki a kan motsi - shin wannan zai iya kaiwa cikin MKV?
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Zai yi sai ka yi deinterlace, kuma DivX abun ciki yakan yi interlace saboda wannan sifar ta zo daga zamanin watsa labarai da DVD. Frames na interlaced suna adana fannoni biyu na rabin tsayi da aka kama da kashi goma sha biyu na sakan; akan wani wayar hannu ko allon da ke da tsarin progressive-scan wanda yake karantawa kamar wani latsawa a kan duk abin da ke motsi. Ka kunna zaɓin deinterlace kuma mai yanka zai yi wafer da fannoni cikin dukkanin frame na progressive kafin ya rubuta MKV. DivX na kira codec a matsayin mai riƙe da shi — wani MPEG-4 Sashe na 2 aiwatar da ya sa riƙe DVD zuwa CD guda mai yiwu a cikin 1999.
An raba DivX na rikodin zuwa sassa masu lamba - shin MKV na da daidaitacce?
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%s: Ba haka ba, kuma wannan ɗayan dalilan da suka fi kyau na motsa. Mai riƙe DivX yana da wani ma'aunin fayil guda wanda za'a iya amfani da shi wajen yin riƙe-riƙe mai tsawo ko mai tsayi, wanda shi ne dalilin da ya sa an samu riƙe-riƙe da yawa kamar ɓangare1, ɓangare2, ɓangare3. MKV ba shi da wani iyaka mai daidaitawa, don haka za'a iya sake haɗa ɓangarorin cikin fayil guda mai ci gaba. DivX na bukatar kusan sau biyu na bitrate na H.264 domin daidaita inganci kuma ba ta da hanyar zuwa HDR, 10-bit colour ko matsaloli da suka fi 1080p.
Yanzu. DivX ba ta da wata hanyar amfani da sautin-ƙasa-ƙasa, don haka an buɗe sautin-ƙasa ga DivX abun ciki cikin hoton ko kuma an aika da shi kamar fayil na daban. MKV yana da sautin-ƙasa kamar yadda za'a iya zaɓar su a cikin ruwa, don haka bayan canjawa zaka iya haɗa wata hanyar SRT da mai kallo zai iya kunna, kashe ko kuma sake fasalin.
Shin MKV na goyon bayan alamun shafi da DivX ba ta goyon ba?
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Yana yi. MKV na adana sashe kamar metadata na kwandon, don haka za'a iya tafiyar da wani rikodin mai tsawo ta ɓangaren ba tare da rufe wani barar ci gaba ba. DivX ba ta da wurin da za'a saka wannan bayanin ba, don haka idan mai samarwa ya aiko da jerin sashe ya kasance cikin fayil na sidedcar — ba da wannan zuwa mai canja wurin kuma zai rubuta cikin MKV. MKV shi ne mai riƙe da arhifin da ake zaɓa saboda yana adana waƙoƙin sauti ba tare da iyaka ba, sassaƙan rubutu, maɓallan sashe da zane-zane na kwafin cikin fayil guda.
Shin MKV wani mai riƙewa ne ko kuma codec, kuma shin wannan zai canza abin da zan samu?
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Wanne codec na bidiyo ne fitarwa MKV take amfani dashi?
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Yana dogara ga kwandon MKV. MP4 na da ƙa'idodin H.264 domin mafi fadin goyon baya na wasa a kan wayoyin hannu, masu bincike, da Smart TVs. MKV na da ƙa'idodin H.265 / HEVC don kusan rabin girman fayil da inganci mai kama. WebM na da ƙa'idodin VP9. Zaɓuɓɓukan ci gaba suna nuna zaɓin codec mai bayyananne idan kana buƙatar canza shi. MKV shi ne Matroska, wani ƙonewa mai buɗewa wanda aka tsara a cikin 2002 da babu ƙuncin lasisi da babu tsawo kan abin da zai iya riƙe.
Shin za'a iya canza waƙoƙina na sauti daga DivX zuwa MKV?
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Yanzu. Idan DivX da MKV sun raba wani codec na sauti (misala, suna da AAC), za'a sake-muxed sauti ba tare da sake-encoding ba - bit-identical. Idan codecs sun bambanta, za'a sake-encoding sauti zuwa AAC / Opus / Vorbis dangane da abin da ƙuƙuman MKV ke goyon baya. An riƙe sauti na shirye-shirye da yawa (koyarwar, harsuna daban-daban).
Shin zan iya riƙe ƙimar firam na farko idan na canja DivX zuwa MKV?
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A matsayin diff, na'am — 24fps DivX zai zauna 24fps a cikin MKV; 60fps DivX zai zauna 60fps. Idan kana buƙatar canza adadin (misali, interlaced 29.97 → progressive 30, ko 60 → 30 don haɗe-haɗe), zaɓin adadin firam zai kula da 3:2 pulldown, deinterlacing, da frame-blending a cikin mataki na encoding guda.
Menene girman fayil ɗin da zai canza daga DivX zuwa MKV?
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Re-mux na codec-daidai (DivX H.264 → MKV H.264 kawai yana canja kwandon): kusan girman da ya daidaita. Canjin codec na iya yin tasiri: H.264 → H.265 na iya raba fayil zuwa rabin a matsayin ingancin gani; VP9 yana da daidaituwa; AV1 na yanke wani 20-30% amma yana da sauri wajen encoding.
Shin fayil MKV zai iya wasa a kan iPhone, Android, da Smart TVs?
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MP4 / H.264 yana wasa da asali akan kowane na'ura mai zamani. MOV / H.264 yana wasa a kan na'urorin Apple da yawa TV amma ba koyaushe ba a kan Android na daɗaɗɗen. MKV yana buƙatar VLC akan iOS. WebM shine mai bincike na farko. Zaɓuɓɓukan ci gaba sun haɗa da "haɗin kai na na'ura" da aka ƙayyade da ke zaɓar mafi aminci MKV codec / kwandon don manufarka. MKV yana da kusan babu goyon baya na asali na kayan aiki - wayoyin hannu, shafuka da TVs suna buƙatar VLC ko remux kafin su yi wasa da shi.
Menene lokacin da za'a yi wa canja bidiyo mai awa 1 zuwa DivX zuwa MKV?
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Re-mux na codec-daidai yana kusa da lokaci-da-lokaci - sakan 30 zuwa 60 ga fayil na sa'a 1. An sake-encode na codec-da-gaske yana tafiya a kusan 0.3-0.7x lokacin asali a kan GPU pipeline ɗinmu, don haka 1-hour DivX → MKV ya ƙare cikin minti 18-40 dangane da daidaita da manufar codec.
