AAC vs. MP3: He Hoʻomeheki Uihana ITunes

ʻO wai ka Encoding iʻoi aku no ka lohe hoʻoloheʻana?

ʻO ka hapanui o ka poʻe kipi -ʻo ka poʻe iʻoi aku ke kūlana kiʻekiʻe a me ke kūlana kiʻekiʻe loa i ka maikaʻi o ke kani kūpono loa-ʻo nā mea maʻamauʻo MP3 a me nā papa hana leo likeʻole no ka mea hoʻohanaʻia nāʻano hana i ka paʻakikī e hoʻopau i kaʻike mai nā kikowaena pūnaewele e mālama i kahi. Heʻoiaʻiʻoʻo kēia mau hōpili e holoi i kaʻike, akā,ʻaʻole hiki i ka poʻe lohe pepeiao nui ka lohe i ka poho. Ma keʻano he poʻe hoʻolohe pepeiao a mea kūʻai aku i nā mele, ua hana wau i kahi hoʻokolohua e hoʻoholo ai inā hoʻokahi puka i waho-hana i ka mea'ē aʻe i ka maikaʻi o ke kani.

Manaʻo nuiʻiaʻo nā kōnae AAC -ʻo ka hōʻano mele kūpono o iTunes a me ka iTunes Store-e kani maikaʻi aʻe a lawe i kahi liʻiliʻi ma mua o kahi MP3 o ia mele. Ua kau wau i ke kumumanaʻo i kahi hōʻailona koʻikoʻi e kōkua iāʻoe e hoʻoholo i kahi o ka faila i hoʻohanaʻia no nā mele i loko o kāu waihona puke iTunes a ma kāu iPhone a me kāu iPod.

No ke alakaʻiʻana i kēia pēpē pīpī leo , ua hoʻopau wau i nā meleʻelua ma nāʻano likeʻole:ʻo 128 mau kbps AAC a me MP3 , me 192 Kbps AAC a me MP3 files, a me 256 Kbps AAC a me MP3 files. ʻO ka nui o ka helu Kbps, ka nui o ka'ōnaehana, akā kaʻoi aku o ka maikaʻi-iʻole ma ke kumumanaʻo. No nā'ōnaewele a pau, hoʻohana wau i ke cododer i kūkuluʻia i iTunes.

Nā Kauhana Kaumaha

No kaʻu hōʻoia, ua koho wau iʻelua mau mele:ʻo kaʻoluʻolu,ʻo "Wild Sage," na The Mountain Goats, a me ka leo nui o ka "Leaving on a Jet Plane" by Me First and the Gimme Gimmes.

"Ua piha i ka" Wild Sage "i nā piano pīkino a me ke kāpili lima a me ke kani a me ke kani.

Ua koho wau no ka mea ke manaʻo nei au e hōʻike ana kēlā mau māhele koʻikoʻi i nā mea kiko'ī i nāʻano likeʻole o ka pūnaewele.

"I ka haʻaleleʻana i ka Plane Jet," ma kekahiʻaoʻao, he wikiwiki, kani nui, haʻahaʻa kaumaha, a piha i nā'āpana pahu pahu. E manaʻo ana kēia mele e hōʻike i nā kahaʻoi aʻe a hōʻike i nā mea'ē aʻe eʻoi aku kaʻoi aku o ka maikaʻi o ka "Wild Sage".

Ua hoʻohana wau i kaʻu kope CD o nā meleʻelua-makemakeʻia kaʻoi loa o nā kūlana i loaʻa iaʻu - e like me ke kumu.

Eia ka mea i loaʻa iaʻu:

256 Kbps

• Wild Sage:ʻO nā meleʻelua o ke mele ke kani nui ma 256 Kbps. Hiki iaʻu ke lohe pono i ka hukiʻana o nā aho guitar a me ka hanuʻana o ka leo me kaʻaʻohe haunaele ma kahi. Ua like like ka like o ka leo MP3 a me AAC. ʻAʻohe pale lanakila maʻaneʻi. ʻO ka MP3 MP3 1.2MB ka liʻiliʻi, akā.
• Ke haʻalele nei ma ka Moku Jet: kahi kūlana maʻaneʻi. He leo nui ke mele. Ua maopopo ka leo me nā haʻahaʻa i maʻalahi a me keʻano o ka'ōlinolino, akāʻaʻole maikaʻi kekahiʻano.

192 Kbps

• Wild Sage: Hoʻololi iki kēiaʻano ma kahi o ka 256 Kbps version. Eia naʻe,ʻaʻoheʻokoʻa ma waena o AAC a me MP3. ʻO ka MP3 he 1MB liʻiliʻi.
• Ke haʻalele nei i kahi pae honuaʻo Jet: He kūpono ke kumu. ʻAʻole maikaʻi ma 256 Kbps akā like nā mea like ma waena o nā pūnaeweleʻelua .

128 Kbps

• Ka LaʻanaʻAi: Ma hope he hoʻololi. Ma kēiaʻano, uaʻoi aku ka māmā a me ka māmā o ka version AAC ma mua o ka MP3, i loaʻa mai i kahi haʻahaʻa a me ka paʻiʻana o kekahi leo. Ua aneane like like nā lālā a me ka hoʻohālikeʻana i ka AAC.
• Ke haʻalele nei i kahi Plane Jet: Aia ma mua ka kiʻekiʻe o ka AAC ma ka māmā o ka pahu. Ināʻole, ua like keʻano o nā kani me keʻano like.

Ka Hopena

ʻOiai, aia nō he mauʻokoʻa i nā hawewe kani o nā pūnaeweleʻekolu, ke kani nei lākou i keʻano like. ʻOiai paha he mau mea kiko'ī ma nā 256 Kbps MP3, he paʻakikī no ka pepeiao iʻole iʻikeʻia, a uaʻoi aku ka nui o nā faila ma mua o kekahiʻano'ē aʻe. ʻO kahi wale nō kahi āu e lohe ai i kahi hoʻololiʻana, aia i loko o nā hōʻailona low-end 128 Kbps, akā,ʻaʻole au e hōʻoia i kēlā mau mea.

No laila, i hāʻawiʻia i kēia mau hopena ho'āʻo, manaʻoʻia ka hiki i ka hakakā ma waena o AAC a me MP3 i lalo i kahi meaʻono, manaʻo, a iʻole nā ​​pepeiaoʻoi aku ma mua o kaʻu.

Pōnae Kōnae ma keʻano o nāʻano helu