AMR → WMA

Sinthani Yanu AMR ku WMA mafayilo mosavuta

Sankhani mafayilo anu

kapena dinani ndi kuchotsani mafayilo anu apa

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

Kukweza

Momwe mungasinthire AMR ku WMA

Gawo 1: Kwezani yanu AMR 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 WMA mafayilo

AMR ku WMA Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingasinthire bwanji AMR audio ku WMA popanda kuwononga mtundu?

Kutsitsa fayilo ya AMR ndipo wosintha amasankha WMA codec ndi bitrate kuti agwirizane ndi chiyambi. Lossless WMA (WAV / FLAC / ALAC) imasunga zonse zomwe zimawoneka bwino; lossy WMA (MP3 / AAC / OGG / Opus) imasinthidwa ku 192 kbps yomwe ndi yosawoneka bwino kwa maganizo ambiri. AMR ndi narrowband mawu codec kuyendetsa pakati pa 4.75 ndi 12.2 kbps, modeling munthu woimba m'mimba kuposa wonse audio spectrum. WMA ndi lossy mwa default, mu ASF chidebe, ndi lossless ndi mawu-optimised mitundu yomwe ndi yosadziwika anakumana.

Kodi kusinthira AMR ku WMA ndi gawo lachiwiri la kutsitsa kwa lossy?

Ndikukhulupirira kuti ndinu oyenera, ndipo ndibwino kuti mupange. Mafomu awiriwa ndi owonongeka, choncho WMA encoder akuchita ntchito kuchokera ku audio yomwe yakhala ikuyenda mwa psychoacoustic pass, ndipo masankho ake oyamba amapanga gawo loyamba. Pa 192 kbps kapena pamwambapa, zotsatirazi ndizosawoneka bwino kwa ambiri owerenga. Ngati muli ndi master yopanda kusowa, kulemba koyamba kwa WMA kuchokera ku yomwe imalepheretsa kupitanso koyamba.

Kodi WMA idzasewera m'galimoto yanga kapena pa hardware yakale?

Nthawi zambiri sichoncho. AMR imasinthidwa ndi chilichonse, kuphatikizapo magalimoto agalimoto ndi osewera okalamba; WMA amafunikira mapulogalamu omwe amadziwa codec, omwe nthawi zambiri amakhala ndi zida zosagwirizana. Ngati malo osankhidwa ndi stereo yagalimoto kapena wosewera wonyamula, ndiye kuti ndi chitsimikizo cholimba chokhala pa AMR. WMA ndi unsupported pafupifupi kulikonse kunja kwa Windows, ndi zaka WMA owona angagwiritsidwe ntchito DRM kuti amaletsa kusintha kwathunthu.

N’chifukwa chiyani nyimbo zimawoneka zoipa kwambiri pa chikhulupiriro?

Chifukwa chimodzi mwazigawo zake ndi codec ya mawu kuposa codec ya nyimbo. Imakhala ndi maonekedwe a munthu woimba ndipo imachotsa chilichonse m’mbali mwa bandwidth ya foni, chomwe ndi choyenera kwa mawu olemba mawu komanso chowononga kwa chilichonse chomwe chili ndi zida. Kusintha kuchokera ku izo sikungabwezeretse ma frequencies osakhudzidwa — iwo sanali kusinthidwa pamalo oyamba. AMR amawononga nyimbo: yake 8 kHz bandwidth amachotsa zonse pamwamba foni ma frequencies, ndi palibe ndalama ya re-encoding amabweretsa izo kumbuyo.

Kodi bitrate yomwe imachokera ku fayilo ya WMA idzagwiritsa ntchito?

Mtengo woyambirira ndi 192 kbps kwa lossy WMA; pass-through kwa lossless WMA. 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 AMR kupita ku WMA kumachepetsa mtundu wanga wa audio?

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

Kodi wosintha AMR kupita ku WMA amasunga ID3 / metadata tags?

Ndikoyenera - dzina, woimba, album, chaka, mndandanda wa nyimbo, ndi album art amawerengedwa kuchokera ku AMR kontena ndi kulemba ku WMA kontena komwe mtundu umathandizira ma tag. Zonse zofunikira (MP3, AAC, FLAC, OGG) zimayendetsa ma tag bwino; WAV yosapanga dzimbiri siyichita. WMA ndi Windows Media Audio, yankho Microsoft MP3, anayamba mu 1999 ndi anasonkhana ndi aliyense Windows kukhazikitsa wa nthawi imeneyi.

Kodi ndingasinthire mamiliyoni a AMR mafayilo ku WMA?

Yai - chotsani fayilo ya AMR 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 WMA idzakhala ndi kuchuluka kwa sampling monga AMR?

Mwa default yes — 48 kHz AMR imakhala 48 kHz mu WMA. 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 AMR kupita ku WMA?

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

Kodi WMA 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 WMA yosinthidwa kwa zida zanu zofunikira. WMA compressed bwino kuposa mp3 encoders nthawi imeneyo ndi kumakhala wowerenga ndi Windows Media Player ndi zaka za PlaysForSure zipangizo.

Kodi fayilo yanga AMR ndi yapadera pamene ikusintha kukhala WMA?

Yes - zotsitsa zotsitsa AMR 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.