M4R ndi wapamwamba mtundu ntchito iPhone Nyimbo Zamafoni. Ndi fayilo yomvera ya AAC yokhala ndi chowonjezera china.
Ntchito Zofala
iPhone ringtones
Custom alerts
Notification sounds
M4R Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu
Ndi M4R lossy kapena lossless?
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M4R ndi lossy - encoder amachotsa deta encoder akatswiri kuti akhale inaudible kuti afike m'lifupi wapamwamba kukula. M4R madontho mosalekeza ku iOS Sounds mnda mwa Finder kapena iTunes popanda kuyankha.
Kodi kuchuluka kwabwino kwatha kuwonongeka m'fayilo ya M4R?
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Chomwecho, choyamba cholembacho chinaganiza kuti chidzawononge, ndipo sichingathe kubwezeretsedwanso. M4R chimachotsa popanga zomwe nkhope sizingawone - ma sounds oyera omwe ali pansi pa olimba, ma frequencies pa ma edge a kumvetsera - ndi kuchotsa kwa nthawi yayitali. Pa bitrate yolimba yomwe siyimadziwika kwa anthu ambiri. Zimene sizosinthasintha, chifukwa chake kusintha kwa mtundu wopanda kuwonongeka kumateteza dziko latsopano kuposa kubwezeretsa mtundu woyamba. Payload ndi AAC, conventionally capped pa 40 masekondi, amene ndi m'mimba mwake iOS adzavomereza.
Chifukwa iOS imafuna kuti ikhale ndi chowunikiracho m'folda ya ma tone ndi kunyalanyaza chilichonse, ngakhale chida chofanana chingakhalepo. A M4R ndi AAC cha AAC chokhala ndi chida chosiyana ndi nthawi yopitilira pafupifupi masekondi asanu ndi awiri. Sinthani chidutswacho, chotsani mpaka gawo lomwe mukufuna, ndikukopa ndikusintha kuchokera ku Finder kapena pulogalamu ya Apple Devices. M4R ndi iPhone ringtone - a oyera AAC wapamwamba mu MP4 chidebe ndi kuwonjezeka anasintha kuti iTunes zigawo izo monga tonse.
Nchifukwa chiyani fayilo ya M4R siyidzasewera mu browser yanga?
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Mawebusayiti amachotsa mndandanda wafupi, wokhazikika wa ma audio formats ndi M4R ndi kunja kwa izo, kotero fayilo imatsitsa pamalo osewera kapena wosewerayo amadziwitsa vuto. Makompyuta a desktop ndi sewero la codec layikulu limatsegula popanda vuto. Ngati ma audio amayenera kusewera patsamba la webusaiti, kusinthidwa kwake ndi kusinthidwa - palibe kuwongolera kwa wosewerayo kuwonjezera decoder yomwe msakatuli satumiza. M4R ndi Apple-khama ndi m'lifupi zokwanira; chilichonse kuposa 40 masekondi ndi chisoni anakana ndi foni.
Kodi ndimafunikira Mac kuti ndichite ntchito ndi M4R mafayilo?
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No. The mtundu anatuluka Apple ndi zimene zake zipangizo ndi mapulogalamu kupanga mwa default, koma mavidiyo okha ndi osiyana ndi kuphunzira bwino kumeneko ndi choyenera chida. Kusinthanitsa pano chimachitika pa seva, kotero palibe QuickTime kukhazikitsa, palibe Apple hardware ndi palibe platform-osiyana codec pakiti ndi kukhudzana kulikonse m'njira.
Kodi ndiyenera kusintha bwanji mafayilo anga a M4R?
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Kugwirizana ndi malo osankhidwa, si cholinga. Kwa nyimbo, 256 mpaka 320 kbps ndi zosaoneka kwa aliyense womvetsera; kwa mawu ndi podcasts, 96 mpaka 128 kbps ndi zambiri ndipo amadula fayiloyo ku theka. Kulemba mawu kudzera pa ma bitrate ochokera kumawononga malo - amasunga mawu omwe kale apita ku lossy pass ndipo sabwezeretsa chilichonse chomwe chimatulutsidwa ndi wolemba mawu woyamba.
Kodi kugwiritsa ntchito M4R kumafunikira chilolezo cha patent?
