public void Run()
{
// Create AudioVideoFlow
AudioVideoFlowHelper audioVideoFlowHelper = new AudioVideoFlowHelper();
_audioVideoFlow = audioVideoFlowHelper.CreateAudioVideoFlow(
null,
audioVideoFlow_StateChanged);
// Create a speech synthesis connector and attach it to an AudioVideoFlow
SpeechSynthesisConnector speechSynthesisConnector = new SpeechSynthesisConnector();
speechSynthesisConnector.AttachFlow(_audioVideoFlow);
// Create a speech synthesis and set connector to it
SpeechSynthesizer speechSynthesis = new SpeechSynthesizer();
SpeechAudioFormatInfo audioformat = new SpeechAudioFormatInfo(16000, AudioBitsPerSample.Sixteen, Microsoft.Speech.AudioFormat.AudioChannel.Mono);
speechSynthesis.SetOutputToAudioStream(speechSynthesisConnector, audioformat);
//Load readme file as the source
Console.WriteLine();
Console.Write("Please enter the source file => ");
string filename = Console.ReadLine();
string msg = "";
try
{
StreamReader objReader = new StreamReader(filename);
msg = objReader.ReadToEnd();
}
catch (FileNotFoundException)
{
Console.WriteLine("\r\nFile doesn't exist.");
ShutdownPlatform();
}
//Start connector
speechSynthesisConnector.Start();
Console.WriteLine("\r\nStreaming source file for 15 seconds.");
//Start streaming from speech synthesis.
speechSynthesis.SpeakAsync(new Prompt(msg));
//Allow the connector to stream 15 seconds by waiting for 15 seconds
Thread.Sleep(15000);
//Stop the connector
speechSynthesisConnector.Stop();
Console.WriteLine("\r\nSpeech synthesis connector stopped.");
//speech synthesis connector must be detached from the flow, otherwise if the connector is rooted, it will keep the flow in memory.
speechSynthesisConnector.DetachFlow();
// Shutdown the platform
ShutdownPlatform();
_waitForShutdownEventCompleted.WaitOne();
}
public void Run()
{
// Create AudioVideoFlow
AudioVideoFlowHelper audioVideoFlowHelper = new AudioVideoFlowHelper();
_audioVideoFlow = audioVideoFlowHelper.CreateAudioVideoFlow(
null,
audioVideoFlow_StateChanged);
// Create a ToneController and attach to AVFlow
ToneController toneController = new ToneController();
toneController.AttachFlow(_audioVideoFlow);
// Subscribe to callback to receive tones
toneController.ToneReceived += new EventHandler <ToneControllerEventArgs>(toneController_ToneReceived);
// Subscribe to callback to receive fax tones
toneController.IncomingFaxDetected += new EventHandler <IncomingFaxDetectedEventArgs>(toneController_IncomingFaxDetected);
Console.WriteLine("ToneController attached. Send Zero or a Fax Tone to disconnect the call.");
//Sync; wait for ToneReceivedEvent
_waitForToneReceivedEventCompleted.WaitOne();
// Shutdown the platform
ShutdownPlatform();
//Wait for shutdown to occur.
_waitForShutdownEventCompleted.WaitOne();
}
public void Run()
{
// Create AudioVideoFlow
AudioVideoFlowHelper audioVideoFlowHelper = new AudioVideoFlowHelper();
_audioVideoFlow = audioVideoFlowHelper.CreateAudioVideoFlow(
null,
audioVideoFlow_StateChanged);
// Create a speech recognition connector and attach it to a AudioVideoFlow
SpeechRecognitionConnector speechRecognitionConnector = new SpeechRecognitionConnector();
speechRecognitionConnector.AttachFlow(_audioVideoFlow);
//Start recognizing
SpeechRecognitionStream stream = speechRecognitionConnector.Start();
// Create speech recognition engine and start recognizing by attaching connector to engine
SpeechRecognitionEngine speechRecognitionEngine = new SpeechRecognitionEngine();
speechRecognitionEngine.SpeechRecognized += new EventHandler <SpeechRecognizedEventArgs>(speechRecognitionEngine_SpeechRecognized);
string[] recognizedString = { "zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten", "exit" };
Choices numberChoices = new Choices(recognizedString);
speechRecognitionEngine.LoadGrammar(new Grammar(new GrammarBuilder(numberChoices)));
SpeechAudioFormatInfo speechAudioFormatInfo = new SpeechAudioFormatInfo(8000, AudioBitsPerSample.Sixteen, Microsoft.Speech.AudioFormat.AudioChannel.Mono);
speechRecognitionEngine.SetInputToAudioStream(stream, speechAudioFormatInfo);
Console.WriteLine("\r\nGrammar loaded from zero to ten, say exit to shutdown.");
speechRecognitionEngine.RecognizeAsync(RecognizeMode.Multiple);
_waitForXXXCompleted.WaitOne();
//Stop the connector
speechRecognitionConnector.Stop();
Console.WriteLine("Stopping the speech recognition connector");
//speech recognition connector must be detached from the flow, otherwise if the connector is rooted, it will keep the flow in memory.
speechRecognitionConnector.DetachFlow();
// Shutdown the platform
ShutdownPlatform();
_waitForShutdownEventCompleted.WaitOne();
}
public void Run()
{
// Create AudioVideoFlow
AudioVideoFlowHelper audioVideoFlowHelper = new AudioVideoFlowHelper();
_audioVideoFlow = audioVideoFlowHelper.CreateAudioVideoFlow(
null,
audioVideoFlow_StateChanged);
// When something happens involving negotiation this event will be triggered.
_audioVideoFlow.ConfigurationChanged += new EventHandler <AudioVideoFlowConfigurationChangedEventArgs>(audioVideoFlow_ConfigurationChanged);
// Attaches a player with a source and starts it in constant loop.
audioVideoFlowHelper.AttachAndStartPlayer(_audioVideoFlow, true);
// Check Hold Status.
Console.WriteLine("AudioVideoFlow's HoldStatus: " + _audioVideoFlow.HoldStatus);
Thread.Sleep(10000);
// Hold both endpoints synchronously.
_audioVideoFlow.BeginHold(HoldType.BothEndpoints, audioVideoFlow_HoldCompleted, _audioVideoFlow);
_waitForHoldRetrieveCompleted.WaitOne();
// Check Hold Status.
Console.WriteLine("AudioVideoFlow's HoldStatus: " + _audioVideoFlow.HoldStatus);
Thread.Sleep(10000);
// Retrieve AudioVideoFlow synchronously.
_audioVideoFlow.BeginRetrieve(audioVideoFlow_RetrieveCompleted, _audioVideoFlow);
_waitForHoldRetrieveCompleted.WaitOne();
// Check Hold Status.
Console.WriteLine("AudioVideoFlow's HoldStatus: " + _audioVideoFlow.HoldStatus);
Thread.Sleep(10000);
// Shutdown the platform
ShutdownPlatform();
//Wait for shutdown to occur.
_waitForShutdownEventCompleted.WaitOne();
}
public void Run()
{
// Create AudioVideoFlow
AudioVideoFlowHelper audioVideoFlowHelper = new AudioVideoFlowHelper();
_audioVideoFlow = audioVideoFlowHelper.CreateAudioVideoFlow(
null,
audioVideoFlow_StateChanged);
// When something happens involving negotiation this event will be triggered.
_audioVideoFlow.ConfigurationChanged += new EventHandler <AudioVideoFlowConfigurationChangedEventArgs>(audioVideoFlow_ConfigurationChanged);
// Attaches a player with a source and starts it in constant loop.
audioVideoFlowHelper.AttachAndStartPlayer(_audioVideoFlow, true);
// Check direction muted
Console.WriteLine("AudioVideoFlow's direction muted: " + _audioVideoFlow.Audio.DirectionMuted);
Thread.Sleep(10000);
// Mute both directions
_audioVideoFlow.Audio.Mute(MuteDirection.SendReceive);
// Check direction muted
Console.WriteLine("AudioVideoFlow's direction muted: " + _audioVideoFlow.Audio.DirectionMuted);
Thread.Sleep(10000);
// Unmute both directions
_audioVideoFlow.Audio.Unmute(MuteDirection.SendReceive);
// Check direction muted
Console.WriteLine("AudioVideoFlow's direction muted: " + _audioVideoFlow.Audio.DirectionMuted);
Thread.Sleep(10000);
// Shutdown the platform
ShutdownPlatform();
//Wait for shutdown to occur.
_waitForShutdownEventCompleted.WaitOne();
}
public void Run()
{
// Create AudioVideoFlow
AudioVideoFlowHelper audioVideoFlowHelper = new AudioVideoFlowHelper();
_audioVideoFlow = audioVideoFlowHelper.CreateAudioVideoFlow(
null,
audioVideoFlow_StateChanged);
// When something happens involving negotiation this event will be triggered.
_audioVideoFlow.ConfigurationChanged += new EventHandler <AudioVideoFlowConfigurationChangedEventArgs>(audioVideoFlow_ConfigurationChanged);
// Attaches a player with a source and starts it in constant loop.
audioVideoFlowHelper.AttachAndStartPlayer(_audioVideoFlow, true);
// Check allowed direction.
Console.WriteLine("AudioVideoFlow using sampling rate: " + _audioVideoFlow.Audio.GetChannels()[ChannelLabel.AudioMono].SamplingRate);
Thread.Sleep(10000);
Console.WriteLine("Call ApplyChanges changing sampling rate from 8Khz or 16Khz to only 8Khz.");
AudioVideoFlowTemplate template = new AudioVideoFlowTemplate(_audioVideoFlow);
AudioChannelTemplate audioChannelTemplate = template.Audio.GetChannels()[ChannelLabel.AudioMono];
audioChannelTemplate.SamplingRate = AudioSamplingRate.EightKhz;
// Change allowed direction to SendOnly.
_audioVideoFlow.BeginApplyChanges(template, audioVideoFlow_ApplyChangesCompleted, _audioVideoFlow);
_waitForApplyChangesCompleted.WaitOne();
Console.WriteLine("AudioVideoFlow using sampling rate: " + _audioVideoFlow.Audio.GetChannels()[ChannelLabel.AudioMono].SamplingRate);
Thread.Sleep(10000);
// Shutdown the platform
ShutdownPlatform();
//Wait for shutdown to occur.
_waitForShutdownEventCompleted.WaitOne();
}
public void Run()
{
// Create AudioVideoFlow
AudioVideoFlowHelper audioVideoFlowHelper = new AudioVideoFlowHelper();
_audioVideoFlow = audioVideoFlowHelper.CreateAudioVideoFlow(
audioVideoCall_FlowConfigurationRequested,
audioVideoFlow_StateChanged);
// When something happens involving negotiation this event will be triggered.
_audioVideoFlow.ConfigurationChanged += new EventHandler <AudioVideoFlowConfigurationChangedEventArgs>(audioVideoFlow_ConfigurationChanged);
// Attaches a player with a source and starts it in constant loop.
audioVideoFlowHelper.AttachAndStartPlayer(_audioVideoFlow, true);
// Check allowed direction.
Console.WriteLine("AudioVideoFlow audio channel direction: " + _audioVideoFlow.Audio.GetChannels()[ChannelLabel.AudioMono].Direction);
Thread.Sleep(10000);
Console.WriteLine("Call ApplyChanges changing audio direcion to send and receive.");
AudioVideoFlowTemplate template = new AudioVideoFlowTemplate(_audioVideoFlow);
AudioChannelTemplate audioChannelTemplate = template.Audio.GetChannels()[ChannelLabel.AudioMono];
audioChannelTemplate.AllowedDirection = MediaChannelDirection.SendReceive;
// Change allowed direction to SendOnly.
_audioVideoFlow.BeginApplyChanges(template, audioVideoFlow_ApplyChangesCompleted, _audioVideoFlow);
_waitForApplyChangesCompleted.WaitOne();
Console.WriteLine("AudioVideoFlow audio channel direction: " + _audioVideoFlow.Audio.GetChannels()[ChannelLabel.AudioMono].Direction);
Thread.Sleep(5000);
// Shutdown the platform
ShutdownPlatform();
//Wait for shutdown to occur.
_waitForShutdownEventCompleted.WaitOne();
}
public void Run()
{
// Create AudioVideoFlow
AudioVideoFlowHelper audioVideoFlowHelper = new AudioVideoFlowHelper();
_audioVideoFlow = audioVideoFlowHelper.CreateAudioVideoFlow(
null,
audioVideoFlow_StateChanged);
//Load readme file as the source
Console.WriteLine();
Console.Write("Please enter the destination wma file => ");
string filename = Console.ReadLine();
//setup a recorder to record the audio received from the remote side by attaching it to the AudioVideoFlow
Recorder recorder = new Recorder();
recorder.AttachFlow(_audioVideoFlow);
//Subscribe to the recorder's state changed event
recorder.StateChanged += new EventHandler <RecorderStateChangedEventArgs>(recorder_StateChanged);
//Subscribe to voice activity changed event
recorder.VoiceActivityChanged += new EventHandler <VoiceActivityChangedEventArgs>(recorder_VoiceActivityChanged);
//Create the sink and give it to the recorder so the recorder knows where to record to
WmaFileSink sink = new WmaFileSink(filename);
recorder.SetSink(sink);
//Start to record
recorder.Start();
Console.WriteLine("\r\nRecording for 10 seconds.");
//Wait for 9 seconds to allow recording up to 10 seconds
Thread.Sleep(10000);
//Pauses recorder
recorder.Pause();
Console.WriteLine("\r\nPausing for 2 seconds.");
//Wait 2 seconds
Thread.Sleep(2000);
//Resume recording from where we paused the recorder previously
recorder.Start();
Console.WriteLine("\r\nResume recording for 5 seconds.");
//Wait 5 seconds
Thread.Sleep(5000);
//Stop the recording
recorder.Stop();
Console.WriteLine("\r\nRecording stopped.");
//Detach the recorder from the AudioVideoFlow
recorder.DetachFlow();
// Shutdown the platform
ShutdownPlatform();
//Wait for shutdown to occur.
_waitForShutdownEventCompleted.WaitOne();
}
public void Run()
{
// Create AudioVideoFlow
AudioVideoFlowHelper audioVideoFlowHelper = new AudioVideoFlowHelper();
_audioVideoFlow = audioVideoFlowHelper.CreateAudioVideoFlow(
null,
audioVideoFlow_StateChanged);
// Create a player and attach it to a AudioVideoFlow
Player player = new Player();
player.AttachFlow(_audioVideoFlow);
//Subscribe to the player's state changed event, including the play completed event.
player.StateChanged += new EventHandler <PlayerStateChangedEventArgs>(player_StateChanged);
//Load the file into memory
WmaFileSource source = new WmaFileSource("music.wma");
source.BeginPrepareSource(MediaSourceOpenMode.Buffered, source_PrepareSourceCompleted, source);
_waitForPrepareSourceCompleted.WaitOne();
//in automatic mode, player will start playing only when the flow is in the active state.
//in manual mode, player will start playing immediately.
player.SetMode(PlayerMode.Automatic);
player.SetSource(source);
//Start playing the file
player.Start();
Console.WriteLine("Start playing for 10 seconds");
//Allow the player to play for 10 seconds by waiting for 10 seconds
Thread.Sleep(10000);
//Pauses player
player.Pause();
Console.WriteLine("Pausing for 5 seconds");
//Wait 5 seconds
Thread.Sleep(5000);
//Change playback speed to half of the regular speed
player.PlaybackSpeed = PlaybackSpeed.Half;
Console.WriteLine("Playback speed change to half of the regular speed");
//Resume playing from where we paused the player at previously
player.Start();
Console.WriteLine("Resume playing for 10 seconds");
Thread.Sleep(10000);
//Stop the player and reset position to the beginning
player.Stop();
Console.WriteLine("Stopping the player");
// Source must be closed after it is no longer needed, otherwise memory will not be released even after garbage collection.
source.Close();
//player must be detached from the flow, otherwise if the player is rooted, it will keep the flow in memory.
player.DetachFlow(_audioVideoFlow);
// Shutdown the platform
ShutdownPlatform();
//Wait for shutdown to occur.
_waitForShutdownEventCompleted.WaitOne();
}
