WebM AC3

Maida Naka WebM zuwa AC3 fayiloli da wahala

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Yadda ake canzawa WebM zuwa AC3

Mataki na 1: Loda naka WebM 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 AC3 fayiloli


WebM zuwa AC3 Tambayoyin da ake yawan yi game da Canzawa

Ta yaya zan fitar da sauti daga fayil ɗin WebM na kamar AC3?
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Ka shigar da fayil WebM kuma mai maida zai demuxes saurin sauti, sa'an nan ya sake shi zuwa AC3. Babu wata hanyar bidiyo ta biyu - ana cire wakar gani da wuri don haka fitarwa zai fi sauri fiye da sake-saukar da shi gaba ɗaya.
Bitrate na diff ga AC3 mai rasawa shine 192 kbps, wanda yake bayyananne ga kiɗa. Za ka iya canza shi zuwa 320 kbps (audiophile) ko 96-128 kbps (zabe / podcast / fayil mai ƙarancin girma). An nuna jerin bitrate a cikin zaɓuɓɓukan ci gaba kafin ka danna canjawa.
Idan AC3 ba'a rasa shi ba (WAV, FLAC), za'a kiyaye kowace misali daidai. Idan AC3 ana rasa shi (MP3, AAC, OGG, Opus), codec ɗin AC3 zai sake ƙunsar sauti na asali — a 192 kbps sakamakon zai zama bayyananne ga kusan dukkan abun ciki. Zuwa da rashin asara → babu asara ba zai sake komai ba daga bayanin da aka manta da shi.
Ta ƙayyadadden, na'am — 48 kHz sauti cikin WebM naka zai zauna 48 kHz cikin fitarwa AC3. Don CD-burning ko na'urar wasa ta gargajiya za ka iya rage misali zuwa 44.1 kHz ta hanyar saukar da jerin adadin misali; mai sake nazarin misali yana da inganci mai girma na SoX.
Na'am — ka bar wata ƙuƙwalwar fayiloli WebM kuma mu fitar da sauti cikin daidaito. Masu amfani da Premium suna samun ma'aikata masu daidaito da yawa; a kan ƙuƙwalwar fayil 50 wannan shine bambancin tsakanin minti biyu da minti goma.
Idan WebM na da sashe ko kuma metadata na ruwa, za mu kwafe shafuka na suna / mai waƙa / alƙawari cikin ƙofar AC3. In ba haka ba, AC3 zai fito ba tare da wata alamar ba — amfani da mai sarrafa alamar (Mp3tag, Picard) bayan fitarwa domin samun alamar da ta fi ƙarfi.
Audio demux + encode ne mai sauri - a kan 5 zuwa 15% na lokacin da ake bukata. 1-hour WebM → AC3 ya ƙare cikin kusan minti 3 zuwa 9 a kan hanyar samarwa; Premium parallelism na rage wannan har zuwa aiki na bangare.
Ba a cikin wannan kayan aiki kai tsaye ba — cire sauti mai cikakke kamar AC3, sa'an nan kuma amfani da /audio-trim/ ko /audio-cutter/ don kakkabe sashe. Hanyar matakai biyu tana da sauri fiye da aiki mai haɗawa kuma tana ba ka daidaitaccen kulawa na mataki na siffar tarwatsa.
Na'am - irin wannan tsari na sirri kamar kowane canji: ma'aikata masu tsare-tsaren, babu nazarin mutum, cirewa ta atomatik cikin minti na kammalawa. Tagan tsare-tsaren bayani a kan /privacy/.
Kafin ko da yaushe akwai zaɓin maɗaukaki-maɗaukaki: WebM yana da waƙoƙin sauti da yawa kuma mai demuxer ya zaɓi wani maɗaukaki maras amfani ko mai taimako. Yi amfani da mai zaɓar "waƙoƙin sauti" na ci gaba don zaɓar maɗaukaki 0, 1, 2 da bayyananne, ko kuma a yi niyya ga wani AC3 mai ƙonawa wanda ke goyon bayan fitarwa mai waƙoƙi da yawa (FLAC, OGG).
An kiyaye tsarin gidan rediyo daga WebM bisa diff — 5.1 WebM na samar da 5.1 AC3 idan AC3 codec na goyon baya shi (AAC, FLAC, OGG, Opus). Zaɓin haɗe-haɗe na ƙasa yana sanya stereo ko mono — mai amfani ga ayyukan podcast inda waƙoƙin surround ke kashe bitrates.
MP3 na wasa duk inda yake da haɗarin rashin daidaituwa. AAC yana wasa akan Apple, mafi yawan Android, da Sonos. OGG / Opus yana buƙatar mai wasa na baya-bayan nan akan iOS. Maɓallin ƙayyadadden ƙayyadadden na'urar yana zaɓar AC3 codec wanda zai fi dacewa da wasa akan kayan aikinka na manufa.

WebM

An tsara WebM don yanar gizo, yana ba da watsa bidiyo kyauta tare da lambar VP8/VP9.

AC3

AC3 (Audio Codec 3) tsari ne na matsawa mai jiwuwa da aka saba amfani dashi a cikin waƙoƙin sauti na DVD da Blu-ray.


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