Isingeniso kwi-Apple & # 39; i-M4b Audiobook Format
Iifayili eziphela kunye nokwandiswa kweM4b zingabonwa njengeencwadi zokulalelwayo - eziqhelekileyo zithengwa kwiSitolo seTunes sase-Apple. Zifana (kodwa azifani) kwiifayile eziphela kwi - extension .M4a ezisebenzisa kwakhona iPEG-4 Inxalenye yefomathi yeQela 14 (ebizwa ngokuba yi- MP4 nje). Ifomathi ye-MP4 yi-metafile wrapper engabamba naluphi na uhlobo lweedatha (zombini ividiyo kunye ne-audio) kwaye isebenza njengekhonkco kwimifudlana yomsindo we-M4b. Ngokuqinisekileyo, ifomathi ye-MP4 isekelwe kwipulatifomu ye-Apple ye-QuickTime kodwa ihluke ngokuthe ngandlela inkxaso ye-MPEG kunye ne-Initial Object Descriptor (IOD).
I-audio kwifayili ye-M4b ibhalwe ngefomathi ye- AAC kwaye iyakhuselwa ke ne-Apple ye-FairPlay ye-DRM yokukhusela ikopi yokukhuphela ukwenzela ukukhawulela ukufikelela kwiikhomputha kunye ne-iOS kuphela izixhobo ezigunyazisiweyo ngeTunes.
Izinzuzo zohlobo lweM4b lweencwadi zezixhobo
Inzuzo enkulu yokuphulaphula iincwadi zee-M4b zomsindo kukuba okungafani ne- MP3 , i- WMA kunye nezinye iifom zomsindo eziqhelekileyo ezisetyenziswayo, unokwenza uphawu lokurekhoda kunoma yiphi na indawo. Ukuba, umzekelo. Uphulaphule incwadi kwi-iPod yakho okanye i-iPhone oyithengileyo kwi-iTunes Store, ungayimisa ngokukhawuleza (bhukmakhi) kwaye uphinde uqale apho ushiye khona ngenye ixesha. Oku kuyona ndlela elula ngakumbi kunokudlula yonke incwadi ezama ukufumana indawo efanelekileyo. Iincwadi zomsindo zingabakho iiyure ezimbalwa kwaye ngoko ifomathi ye-M4b iyona khetho efanelekileyo ngenxa yobunqaku bayo bhukmakhi.
Enye inzuzo yefomathi ye-M4b yenza ukuba i-audiobook enkulu ihlukaniswe kwizahluko njengencwadi ebonakalayo. Ukusebenzisa isahluko samanqaku, ifayile enye ye-M4b inokwenziwa ibe yindawo ephathekayo yokuphulaphula umphulaphuli ukusebenzisa njengezahluko zencwadi.
Ezinye iipellings: iTunes Iincwadi zezixhobo