52 lines
1.2 KiB
C#
52 lines
1.2 KiB
C#
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using NAudio.Wave;
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namespace BotSharp.Test.RealtimeVoice.Audio;
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internal class AudioOut : IDisposable
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{
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private const int SAMPLE_RATE = 24000;
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private const int BYTES_PER_SAMPLE = 2;
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private const int CHANNELS = 1;
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private const int BUFFER_MINS = 10;
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private readonly BufferedWaveProvider _waveProvider;
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private readonly WaveOutEvent _waveOutEvent;
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public AudioOut()
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{
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var audioFormat = new WaveFormat(
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rate: SAMPLE_RATE,
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bits: BYTES_PER_SAMPLE * 8,
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channels: CHANNELS);
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_waveProvider = new BufferedWaveProvider(audioFormat)
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{
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BufferDuration = TimeSpan.FromMinutes(BUFFER_MINS),
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DiscardOnBufferOverflow = true
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};
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_waveOutEvent = new WaveOutEvent()
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{
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DeviceNumber = 0
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};
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_waveOutEvent.Init(_waveProvider);
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_waveOutEvent.Play();
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}
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public void Enqueue(BinaryData data)
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{
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var buffer = data?.ToArray() ?? [];
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_waveProvider.AddSamples(buffer, 0, buffer.Length);
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}
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public void ClearBuffer()
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{
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_waveProvider.ClearBuffer();
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}
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public void Dispose()
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{
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_waveOutEvent?.Dispose();
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}
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}
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