void sendDtmf(char c) {
if (SC_DBG) log("sendDtmf: c=" + c);
AudioGroup audioGroup = getAudioGroup();
if (audioGroup == null) {
if (SC_DBG) log("sendDtmf: audioGroup == null, ignore c=" + c);
return;
}
audioGroup.sendDtmf(convertDtmf(c));
}
void setAudioGroupMode() {
AudioGroup audioGroup = getAudioGroup();
if (audioGroup == null) {
if (SC_DBG) log("setAudioGroupMode: audioGroup == null ignore");
return;
}
int mode = audioGroup.getMode();
if (mState == State.HOLDING) {
audioGroup.setMode(AudioGroup.MODE_ON_HOLD);
} else if (getMute()) {
audioGroup.setMode(AudioGroup.MODE_MUTED);
} else if (isSpeakerOn()) {
audioGroup.setMode(AudioGroup.MODE_ECHO_SUPPRESSION);
} else {
audioGroup.setMode(AudioGroup.MODE_NORMAL);
}
if (SC_DBG)
log(String.format("setAudioGroupMode change: %d --> %d", mode, audioGroup.getMode()));
}