private int startVoiceEngine()
{
// Create channel
voiceChannel = viEAndroidJavaAPI.VoE_CreateChannel();
if (0 > voiceChannel)
{
Log.Debug(TAG, "VoE create channel failed");
return(-1);
}
// Set local receiver
if (0 != viEAndroidJavaAPI.VoE_SetLocalReceiver(voiceChannel, receivePortVoice))
{
Log.Debug(TAG, "VoE set local receiver failed");
}
if (0 != viEAndroidJavaAPI.VoE_StartListen(voiceChannel))
{
Log.Debug(TAG, "VoE start listen failed");
}
// Route audio
RouteAudio(cbEnableSpeaker.Checked);
// set volume to default value
if (0 != viEAndroidJavaAPI.VoE_SetSpeakerVolume(volumeLevel))
{
Log.Debug(TAG, "VoE set speaker volume failed");
}
// Start playout
if (0 != viEAndroidJavaAPI.VoE_StartPlayout(voiceChannel))
{
Log.Debug(TAG, "VoE start playout failed");
}
if (0 != viEAndroidJavaAPI.VoE_SetSendDestination(voiceChannel, destinationPortVoice, RemoteIPString))
{
Log.Debug(TAG, "VoE set send destination failed");
}
if (0 != viEAndroidJavaAPI.VoE_SetSendCodec(voiceChannel, voiceCodecType))
{
Log.Debug(TAG, "VoE set send codec failed");
}
if (0 != viEAndroidJavaAPI.VoE_SetECStatus(enableAECM))
{
Log.Debug(TAG, "VoE set EC Status failed");
}
if (0 != viEAndroidJavaAPI.VoE_SetAGCStatus(enableAGC))
{
Log.Debug(TAG, "VoE set AGC Status failed");
}
if (0 != viEAndroidJavaAPI.VoE_SetNSStatus(enableNS))
{
Log.Debug(TAG, "VoE set NS Status failed");
}
if (0 != viEAndroidJavaAPI.VoE_StartSend(voiceChannel))
{
Log.Debug(TAG, "VoE start send failed");
}
voERunning = true;
return(0);
}