MT6589平台通话录音时播放提示音给对方功能的具体实现

1.修改AudioMTKStreamOut.cpp ssize_t AudioMTKStreamOut::write(const void *buffer, size_t bytes) { case android_audio_legacy::AudioSystem::MODE_IN_CALL: case android_audio_legacy::AudioSystem::MODE_IN_CALL_2: 修改pBGSPlayer->Open(pSpeechDriver, 0x0, 0xFF); 為pBGSPlayer->Open(pSpeechDriver, 0xFF, 0xFF); 2.修