iphone - ios echo cancellation on audio bitstream for voip -



iphone - ios echo cancellation on audio bitstream for voip -

i'm developing ios voip application. quality of phone call quite sub-standard due ambient noise when create call. noise comes through app.

i need help understanding ios frameworks / libs utilize help me ambient / echo cancellation streaming audio -- raw bitstream. read parts of multimedia framework stuff on ios there's little info on sound streams, of docs focus on sound files.

can create utilize of standard ios sound libraries cancel ambient noise during voip call? how standard ios libs different speeq library?

there setting called kauvoiceioproperty_voiceprocessingquality can set adjust level of suppression apply sound units.    here link apple's article. technical q&a qa1683

iphone ios sip voip audio-streaming

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