Mataki na 1: Loda naka FLV 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 MOV fayiloli
FLV zuwa MOV Tambayoyin da ake yawan yi game da Canzawa
Ta yaya zan sake-encode {daga} zuwa {zuwa} ba tare da rasa inganci ba?
+
@ action: button
Mene ne codec da fitarwa MOV take amfani dashi?
+
Yana dogara da abin da yake ciki. MP4 na da diff zuwa H.264 (mafi fadin goyon baya ga wasa); MKV na da diff zuwa H.265 don ~50% mafi ƙarancin fayil da ingancin da ya dace; WebM na da diff zuwa VP9 ko AV1 (dabarun watsa yanar gizo mara lasisi). Za ka iya canza zaɓin codec a cikin zaɓuɓɓukan ci gaba kafin MOV canja wurin ya yi aiki.
Shin waƙoƙina na sauti za su iya tsira daga {daga} zuwa {zuwa}?
+
Na'am — an sake-muxed sauti idan {daga} da {zuwa} sun raba wani codec na sauti, ko kuma an sake-encode zuwa AAC / Opus / Vorbis dangane da abin da {zuwa} ke goyon baya. An riƙe sauti mai layuka-da-da yawa (waƙoƙin sharhi, yarukan dabam) a cikin kwamfutocin da ke goyon baya (MKV, WebM, MP4).
Shin zan iya riƙe ƙimar firam na asali daga {daga} zuwa {zuwa}?
+
Da ƙa'idoji, adadin firam bai canja ba ({daga} 24fps yana zaune 24fps a cikin {zuwa}). Idan kana buƙatar canja shi (misali, 29.97 na haɗe-haɗe zuwa 30fps na ci gaba) zaɓin adadin firam na kula da 3:2 na saukarwa da cire haɗe-haɗe a cikin tafiyar guda — ba a buƙaci sake decode ba.
Mene ne bambancin girman fayil tsakanin {daga} da {zuwa}?
+
Same-codec re-muxes (H.264 a cikin FLV da MOV) suna samar da girman da ya kusan daidai. Canjin codec na iya juya abubuwa da yawa: H.264 -> H.265 na iya raba fayil a matsayin rabin ingancin gani; H.264 -> VP9 yana da kama da haka; AV1 shine mafi ƙarancin a halin yanzu da farashin lokaci mai sauri na encoding.
Shin fayil ɗin MOV zai iya wasa a kan iPhone / Android / Smart TV?
+
MP4 / H.264 yana wasa a duk inda yake. MOV / H.264 yana wasa a kan Apple na'urorin da mafi yawan Smart TVs amma ba a kan Android mafi tsawo. MKV yana buƙatar VLC a kan iOS. WebM yana wasa a cikin masu bincike amma ba mafi yawan Smart TV apps. "Compatibility na'urar" preset a cikin zaɓuɓɓukan ci gaba yana zaɓar mafi aminci codec / jakar don manufarka.
Menene tsawon lokacin da ake buƙata don canja fayil na {daga} zuwa {zuwa} na awa 1?
+
Yana dogara da canjin codec. Same-codec re-mux: 30-60 seconds (no re-encode). Re-encode zuwa wani codec daban: a kan 0.3-0.7x lokacin asali a kan GPU pipeline ɗinmu, don haka FLV -> MOV na awa 1 zai ƙare cikin minti 18-40; AV1 re-encodes suna 2-3x da sauri.
Mene ne mafi girman ma'aunin da ake goyon baya ga {daga} zuwa {zuwa}?
+
Har zuwa 8K (7680x4320) akan Pro. Free an hana shi a 4K bisa ga iyakar girman fayil. An kiyaye metadata na HDR (HDR10, Dolby Vision) inda FLV da MOV na cikin da codecs suke goyon baya; SDR da ake samu yana zama SDR.
Shin bidiyo na {daga} na sirri ne yayin canja wurin {zuwa}?
+
Na'am — an yi aiki da fayilolin bidiyo da aka tura a cikin ma'aikata masu tsare-tsarensu kuma an share su cikin mintina bayan kammalawa. Babu nazarin mutum, babu tsare-tsaren da ya wuce taga da aka yi takardun. Ka duba /privacy/.
Shin zan iya yin rarraba ko kuma rarrabawa yayin mataki na {daga} zuwa {zuwa}?
+
Ba a cikin mataki guda ba - amfani da /video-trim/ ko /video-cutter/ don a kwance {daga} farko, sa'an nan a sanya {daga} -> {zuwa} canji cikin jerin. Canja-sai-yanzu yana da sauri fiye da sake-sauya-kodi na duk fayil kawai don a kwance fitarwa.
Me yasa fayil ɗin MOV ya yi duhu idan aka kwatanta da tushen FLV?
+
A ko'ina ana amfani da daidaitattun bitrate-too-low. Sake-saukar da FLV mai tsananin bitrate zuwa MOV mai ƙarancin bitrate a cikin CRF na diff yana ƙunsar hotunan da ke da motsi mai yawa. Ka saukar da CRF zuwa 16-18 (ko kuma ka ƙayyade wani tsayin bitrate na bayyananne) kuma ka sake-run don dawo da inganci.
Shin mai canza {daga} zuwa {zuwa} yana goyon bayan sassaƙan rubutu?
+
Na'am — an kiyaye waƙoƙin sunaye-na-baya-da-an-sassaƙa (mov_text a cikin MP4, SRT / ASS a cikin MKV, WebVTT a cikin WebM) idan {daga} da {zuwa} na ƙunshi suna goyon bayan su. Sunaye-na-baya-da-an-saƙaƙaƙa (hardsub) ana canja su da kansu saboda su ɓangare ne na bayanan piksel.