private void AddCustomEffect(IAudioInputNode audioFileInputNode)
{
// Create a property set and add a property/value pair
PropertySet echoProperties = new PropertySet();
echoProperties.Add("Mix", 0.5f);
// Instantiate the custom effect defined in the 'CustomEffect' project
AudioEffectDefinition echoEffectDefinition = new AudioEffectDefinition(typeof(AudioEchoEffect).FullName, echoProperties);
audioFileInputNode.EffectDefinitions.Add(echoEffectDefinition);
}
private AudioFrameOutputNode AttachSpeechRecognitionMode(IAudioInputNode inputNode)
{
var speechRecognitionNode = graph.CreateFrameOutputNode(encoding.Audio);
graph.QuantumStarted += (AudioGraph sender, object args) =>
{
AudioFrame frame = speechRecognitionNode.GetFrame();
ProcessFrameOutput(frame);
};
inputNode.AddOutgoingConnection(speechRecognitionNode);
return(speechRecognitionNode);
}
private async Task <AudioDeviceOutputNode> AttachDeviceOutputNode(IAudioInputNode inputNode)
{
var deviceOutputNodeResult = await graph.CreateDeviceOutputNodeAsync();
if (deviceOutputNodeResult.Status != AudioDeviceNodeCreationStatus.Success)
{
error.Text = String.Format("DeviceOutputNode creation failed because {0}", deviceOutputNodeResult.Status.ToString());
}
var deviceOutputNode = deviceOutputNodeResult.DeviceOutputNode;
inputNode.AddOutgoingConnection(deviceOutputNode);
return(deviceOutputNode);
}
public PreparedSource(IAudioInputNode node, AudioNodeEmitter emitter)
{
Node = node;
Emitter = emitter;
}
