45 lines
1.2 KiB
C#
45 lines
1.2 KiB
C#
using NAudio.Wave;
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namespace TTS.Struct
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{
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public sealed partial class SherpaOnnxGeneratedAudioResult
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{
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private WaveOutEvent waveOut;
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private WaveFormat waveFormat;
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private BufferedWaveProvider bufferedWaveProvider;
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private int bufferLength = 1;
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public TimeSpan? AudioDuration => bufferedWaveProvider?.BufferedDuration;
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public float PlayProgress => (waveOut?.GetPosition() * 1.0f / bufferLength).Value;
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public void Play()
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{
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waveOut ??= new WaveOutEvent();
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waveFormat ??= new WaveFormat(sample_rate, AudioDataBit, Channels); // 32-bit 浮点，单声道
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if (bufferedWaveProvider == null)
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{
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bufferedWaveProvider ??= new BufferedWaveProvider(waveFormat);
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var buffer = AudioByteData;
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bufferLength = buffer.Length;
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bufferedWaveProvider.AddSamples(buffer, 0, bufferLength);
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bufferedWaveProvider.BufferLength = bufferLength;
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waveOut.Init(bufferedWaveProvider);
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}
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waveOut.Play();
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}
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public void Stop()
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{
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waveOut?.Stop();
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}
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}
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}
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