FLAC → Opus

Sinthani Yanu FLAC ku Opus mafayilo mosavuta

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Kusintha owona ufulu, Pro ogwiritsa angakonzekere zambiri zochuluka owona; Kulembetsa Tsopano

Kukweza

Momwe mungasinthire FLAC ku Opus

Gawo 1: Kwezani yanu FLAC mafayilo pogwiritsa ntchito batani lomwe lili pamwambapa kapena pokoka ndi kugwetsa.

Gawo 2: Dinani batani la 'Convert' kuti muyambe kusintha.

Gawo 3: Tsitsani pulogalamu yanu yosinthidwa Opus mafayilo

FLAC ku Opus Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingasinthire bwanji FLAC audio ku Opus popanda kuwononga mtundu?

Kutsitsa fayilo ya FLAC ndipo wosintha amasankha Opus codec ndi bitrate kuti agwirizane ndi chiyambi. Lossless Opus (WAV / FLAC / ALAC) imasunga zonse zomwe zimawoneka bwino; lossy Opus (MP3 / AAC / OGG / Opus) imasinthidwa ku 192 kbps yomwe ndi yosawoneka bwino kwa maganizo ambiri. FLAC amagwiritsa ntchito linear kuyembekezera ndi Rice kulemba kuti afike pafupifupi 50-60% ya mtundu wa asalowetsa pamene decoding kumbuyo kwa bit-identical PCM. Opus imasintha kuchokera pa mawu a 6 kbps mono kupita ku nyimbo za stereo za 510 kbps m'njira yofanana ndi bitstream ndipo imasintha mobwerezabwereza.

Kodi ndibwino bwanji kuti ndichepetse kusinthidwa kwa FLAC ku Opus?

Ena, ndipo ndi nthawi yayitali - ichi ndi chiwongola dzanja chomwe chimabweretsa zambiri. FLAC imakhala ndi chilichonse chosadziwika bwino; Opus imachotsa zomwe psychoacoustic model imayembekezera kuti simudzawona. Pa 192 kbps ndi pamwambapa kuti kuyembekezera ndi kokwanira kuti zikhale zowoneka bwino pazinthu zambiri ndi zida zambiri. Tengani FLAC ngati mtsogoleri wanu, chifukwa simungathe kubwerera ku Opus.

Kodi bitrate yomwe imachokera ku fayilo ya Opus idzagwiritsa ntchito?

Mtengo woyambirira ndi 192 kbps kwa lossy Opus; pass-through kwa lossless Opus. Chotsani 320 kbps kwa audiophile kapena 96 kbps kwa mawu / podcast. Chosankha chimasintha kukula kwa fayilo ndi kumvetsera; pansi pa 96 kbps lossy artifacts amawoneka pa nyimbo.

Kodi kuchoka ku FLAC kupita ku Opus kumachepetsa mtundu wanga wa audio?

Ngati FLAC ndi yowonongeka ndipo Opus ndi yopanda kusowa (mwachitsanzo MP3 → WAV), Opus si yabwino kuposa FLAC - simungathe kubwezeretsa zambiri zomwe zatulutsidwa. Ngati FLAC ndi yopanda kusowa ndipo Opus ndi yopanda kusowa, Opus codec imabwezeretsa; pa 192 kbps zotsatirazi ndizosawoneka bwino kwa zinthu zambiri.

Kodi wosintha FLAC kupita ku Opus amasunga ID3 / metadata tags?

Ndikoyenera - dzina, woimba, album, chaka, mndandanda wa nyimbo, ndi album art amawerengedwa kuchokera ku FLAC kontena ndi kulemba ku Opus kontena komwe mtundu umathandizira ma tag. Zonse zofunikira (MP3, AAC, FLAC, OGG) zimayendetsa ma tag bwino; WAV yosapanga dzimbiri siyichita. Opus ndi IETF standard kuchokera 2012 kuti anagwirizana Skype's SILK mawu codec ndi Xiph's CELT nyimbo codec mu imodzi kupanga.

Kodi ndingasinthire mamiliyoni a FLAC mafayilo ku Opus?

Yai - chotsani fayilo ya FLAC ndikuwapanga mofanana. Premium ili ndi ogwira ntchito ambiri mofanana ndi malire a fayilo, kotero fayilo ya 500-file batch imatha m'maola angapo osati m'maola angapo.

Kodi Opus idzakhala ndi kuchuluka kwa sampling monga FLAC?

Mwa default yes — 48 kHz FLAC imakhala 48 kHz mu Opus. Ngati mukufuna kulowetsa kuti mugwirizane (96 kHz → 44.1 kHz kwa kulemba CD), kusankha kwa sampling-rate kumagwiritsa ntchito kulowetsanso kwabwino kwambiri panjira yofanana yolemba.

Kodi ndingasinthire kuwala kwamphamvu pamene ndikusintha FLAC kupita ku Opus?

Ndiye — njira yosintha mawu imagwiritsa ntchito ITU-R BS.1770 / EBU R128 yosintha mawu ku Opus, yolenga -14 LUFS (mtengo wosinthira) kapena -16 LUFS (mtengo wosinthira podcast).

Kodi Opus yanga idzasewera pa stereo yagalimoto, iPod ndi Sonos?

MP3 imasewera kulikonse. AAC imasewera pa Apple, ambiri a Android, ndi Sonos. FLAC imasewera pa Sonos ndi Android koma si pa iPods oyambirira. WAV imasewera pa chilichonse koma ndi chachikulu. Kusintha kwa chipangizo chosinthika chimasankha codec ya Opus yosinthidwa kwa zida zanu zofunikira. Opus ndi codec yowonongeka kwambiri yomwe imawoneka bwino kwambiri pa bitrates yaying'ono ndi malire owoneka bwino, ndipo imagwira ntchito ndi WhatsApp, Discord ndi WebRTC. Opus siyimathandizidwa ndi zida zokhazokha - ganizirani kuti ndi pulogalamu yokhayo yosewera, ndipo muyembekezere kuti ma stereo agalimoto azisiya kuganizira.

Kodi fayilo yanga FLAC ndi yapadera pamene ikusintha kukhala Opus?

Yes - zotsitsa zotsitsa FLAC zimatha kuchitidwa m'mabungwe osiyana ndi omwe amagwira ntchito ndipo zimatha kuthetsedwa m'maola ochepa. Sitingagwiritse ntchito, kusungira nthawi yayitali kapena kugawana zolemba za audio.

Kodi nthawi yayitali bwanji yosinthira nthawi ya 1-FLAC mpaka Opus?

Kusinthanso kwa codec yofanana: 10 mpaka 30 masekondi. Kusinthanso kwa codec yosiyana: 10 mpaka 20% ya nthawi yochokera, kotero nthawi ya 1-hour FLAC → Opus imatha m'maola 6 mpaka 12. Ntchito za batch zimagwirizana pakati pa ogwira ntchito kuti ziwonjezere kufulumira.

Nchifukwa chiyani Opus ndi yolimba kapena yolimba kuposa FLAC?

Sizimachitika kusintha kwamphamvu kwaotomatiki ngati simukukhazikitsa njira yosintha. Ngati mukuona kusintha kwamphamvu, ndiye kuti wosewera nyimbo wanu kapena library ya media agwiritsa ntchito ReplayGain kapena kusintha kwamphamvu kwa nyimbo pamasewera - si ife. Tsitsani izi kuti mumvetse mphamvu za Opus.