protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
while (!stoppingToken.IsCancellationRequested)
{
using var scope = _serviceScopeFactory.CreateScope();
var graphHelper = scope.ServiceProvider.GetRequiredService <IGraphHelper>();
bool isConnected = graphHelper.IsConnected();
if (isConnected)
{
List <EventHolder> eventHolders = graphHelper.ListCalendarEvents();
foreach (var eventHolder in eventHolders)
{
Console.WriteLine(eventHolder.Date.ToString("g"));
Console.WriteLine(eventHolder.Subject);
Console.WriteLine(eventHolder.Category);
using SoundDevice device = SoundDevice.Create(audioSettings);
string sound;
var themeToSound = GetSoundsDictionary();
if (themeToSound.TryGetValue(eventHolder.Category, out sound))
{
device.Play($"./Assets/{sound}.wav");
}
}
}
else
{
_logger.LogInformation("It's not yet connected...");
}
await Task.Delay(TimeSpan.FromMinutes(5), stoppingToken);
}
}
public async Task PlaySound(Stream stream, CancellationToken ct = default)
{
SoundConnectionSettings settings = new SoundConnectionSettings();
using SoundDevice device = SoundDevice.Create(settings);
device.PlaybackVolume = 80;
device.Play(stream);
}
static void Main(string[] args)
{
SoundConnectionSettings settings = new SoundConnectionSettings();
using SoundDevice device = SoundDevice.Create(settings);
Console.WriteLine("Recording...");
device.Record(10, "/home/pi/record.wav");
Console.WriteLine("Playing...");
device.Play("/home/pi/record.wav");
}
static void Main(string[] args)
{
SoundConnectionSettings settings = new SoundConnectionSettings();
using SoundDevice device = SoundDevice.Create(settings);
string path = Directory.GetCurrentDirectory();
Console.WriteLine("Recording...");
device.Record(10, $"{path}/record.wav");
Console.WriteLine("Playing...");
device.Play($"{path}/record.wav");
}
/// <summary>
/// Play a sound, supported only WAV and MP3
/// </summary>
/// <param name="fileName"></param>
public void Play(string fileName)
{
IsPlaying = true;
new Thread(() =>
{
SoundConnectionSettings settings = new SoundConnectionSettings();
try
{
using (SoundDevice device = SoundDevice.Create(settings))
{
// Check the file type
if (fileName.Substring(fileName.Length - 3).ToLower() == "mp3")
{
// open the mp3 file.
MP3Stream stream = new MP3Stream(fileName);
// Create the buffer.
byte[] buffer = new byte[4096];
// read the entire mp3 file.
int bytesReturned = 1;
int totalBytesRead = 0;
Stream fsWav = new MemoryStream();
while (bytesReturned > 0)
{
bytesReturned = stream.Read(buffer, 0, buffer.Length);
fsWav.Write(buffer, 0, bytesReturned);
totalBytesRead += bytesReturned;
}
// close the stream after we're done with it.
stream.Close();
stream.Dispose();
fsWav.Position = 0;
WavHeaderChunk chunk = new WavHeaderChunk
{
ChunkId = new[] { 'R', 'I', 'F', 'F' },
ChunkSize = (uint)totalBytesRead + 36
};
WavHeaderChunk subChunk1 = new WavHeaderChunk
{
ChunkId = new[] { 'f', 'm', 't', ' ' },
ChunkSize = 16
};
WavHeaderChunk subChunk2 = new WavHeaderChunk
{
ChunkId = new[] { 'd', 'a', 't', 'a' },
ChunkSize = (uint)totalBytesRead
};
WavHeader header = new WavHeader
{
Chunk = chunk,
Format = new[] { 'W', 'A', 'V', 'E' },
SubChunk1 = subChunk1,
AudioFormat = 1,
NumChannels = (ushort)(stream.Format == SoundFormat.Pcm16BitMono ? 1 : 2),
SampleRate = (uint)stream.Frequency,
ByteRate = (uint)(16 * stream.Frequency * (stream.Format == SoundFormat.Pcm16BitMono ? 1 : 2) / 8),
BlockAlign = (ushort)((stream.Format == SoundFormat.Pcm16BitMono ? 1 : 2) * 2),
BitsPerSample = 16,
SubChunk2 = subChunk2
};
device.WriteWavHeader(fsWav, header);
fsWav.Position = 0;
device.Play(fsWav);
fsWav.Close();
fsWav.Dispose();
}
else
{
device.Play(fileName);
}
IsPlaying = false;
}
}
catch
{
IsPlaying = false;
}
}).Start();
}