Supported Media Types on BlackBerry Tablets Reference Guide

根据官方文档,我猜测,在SIP VOIP领域,PlayBook除了传统的AMR codec外,还支持 A-LAW, ULAW.



file format  component     codec

AMR             Audio              AMR-NB
WAV             Audio              PCM             LPCM, A-LAW, ULAW, and ADPCM


http://docs.blackberry.com/en/smartphone_users/deliverables/27267/Supported_Media_Types_on_BlackBerry_Tablets_(English).pdf

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