public void FillWith(IAudioSampleProvider audioSampleProvider)
{
Array.Clear(_samples, 0, _samples.Length);
audioSampleProvider.Read(_samples, _samples.Length);
_dataStream.Position = 0;
_dataStream.Write(_samples, 0, _samples.Length);
}
public void SetSampleProvider(IAudioSampleProvider audioSampleProvider)
{
_audioSampleProvider = audioSampleProvider;
_writer.Write(System.Text.Encoding.UTF8.GetBytes("RIFF"));
_writer.Write(0); // placeholder
_writer.Write(System.Text.Encoding.UTF8.GetBytes("WAVE"));
_writer.Write(System.Text.Encoding.UTF8.GetBytes("fmt "));
var extraSize = 0;
var encoding = 1;
var channels = audioSampleProvider.AudioFormat.Channels;
var sampleRate = audioSampleProvider.AudioFormat.SampleRate;
var bitsPerSample = audioSampleProvider.AudioFormat.BitsPerSample;
var blockAlign = audioSampleProvider.AudioFormat.BlockAlign;
var averageBytesPerSecond = audioSampleProvider.AudioFormat.AverageBytesPerSecond;
_writer.Write((18 + extraSize)); // wave format length
_writer.Write((short)encoding);
_writer.Write((short)channels);
_writer.Write(sampleRate);
_writer.Write(averageBytesPerSecond);
_writer.Write((short)blockAlign);
_writer.Write((short)bitsPerSample);
_writer.Write((short)extraSize);
_writer.Write(System.Text.Encoding.UTF8.GetBytes("data"));
_dataSizePos = _writer.BaseStream.Position;
_writer.Write(0); // placeholder
}
public void SetSampleProvider(IAudioSampleProvider audioSampleProvider)
{
_audioSampleProvider = audioSampleProvider;
_writer.Write(System.Text.Encoding.UTF8.GetBytes("RIFF"));
_writer.Write(0); // placeholder
_writer.Write(System.Text.Encoding.UTF8.GetBytes("WAVE"));
_writer.Write(System.Text.Encoding.UTF8.GetBytes("fmt "));
var extraSize = 0;
var encoding = 1;
var channels = audioSampleProvider.AudioFormat.Channels;
var sampleRate = audioSampleProvider.AudioFormat.SampleRate;
var bitsPerSample = audioSampleProvider.AudioFormat.BitsPerSample;
var blockAlign = audioSampleProvider.AudioFormat.BlockAlign;
var averageBytesPerSecond = audioSampleProvider.AudioFormat.AverageBytesPerSecond;
_writer.Write((18 + extraSize)); // wave format length
_writer.Write((short)encoding);
_writer.Write((short)channels);
_writer.Write(sampleRate);
_writer.Write(averageBytesPerSecond);
_writer.Write((short)blockAlign);
_writer.Write((short)bitsPerSample);
_writer.Write((short)extraSize);
_writer.Write(System.Text.Encoding.UTF8.GetBytes("data"));
_dataSizePos = _writer.BaseStream.Position;
_writer.Write(0); // placeholder
}
public void FillWith(IAudioSampleProvider audioSampleProvider)
{
Array.Clear(_samples, 0, _samples.Length);
audioSampleProvider.Read(_samples, _samples.Length);
_dataStream.Position = 0;
_dataStream.Write(_samples, 0, _samples.Length);
}
public void SetSampleProvider(IAudioSampleProvider audioSampleProvider)
{
_audioSampleProvider = audioSampleProvider;
if (_audioSampleProvider.AudioFormat.SampleRate != _audioFormat.SampleRate)
{
_audioSampleProvider = new ResampleAudioSampleProvider(audioSampleProvider, _audioFormat.SampleRate);
}
if (_audioSampleProvider.AudioFormat.Channels == 1 && _audioFormat.Channels == 2)
{
_audioSampleProvider = new MonoToStereoAudioSampleProvider16(_audioSampleProvider);
}
}
public void SetSampleProvider(IAudioSampleProvider audioSampleProvider)
{
_audioSampleProvider = audioSampleProvider;
if (_audioSampleProvider.AudioFormat.SampleRate != _audioFormat.SampleRate)
{
_audioSampleProvider = new ResampleAudioSampleProvider(audioSampleProvider, _audioFormat.SampleRate);
}
if (_audioSampleProvider.AudioFormat.Channels == 1 && _audioFormat.Channels == 2)
{
_audioSampleProvider = new MonoToStereoAudioSampleProvider16(_audioSampleProvider);
}
}
public void SetSampleProvider(IAudioSampleProvider audioSampleProvider)
{
var format = ToWaveFormat(audioSampleProvider.AudioFormat);
_voice = new SourceVoice(_xAudio, format, true);
_audioSampleProvider = audioSampleProvider;
for (var i = 0; i < NumBuffers; i++)
{
FillBuffer(i);
}
_audioThread = Task.Factory.StartNew(OnAudioThread, CancellationToken.None, TaskCreationOptions.LongRunning, TaskScheduler.Default);
_voice.Start();
}
public MonoToStereoAudioSampleProvider16(IAudioSampleProvider audioSampleProvider)
{
if (audioSampleProvider.AudioFormat.Channels != 1)
{
throw new ArgumentException("audioSampleProvider expected to be Mono");
}
if (audioSampleProvider.AudioFormat.BitsPerSample != 16)
{
throw new ArgumentException("audioSampleProvider expected to be 16 bit");
}
_audioSampleProvider = audioSampleProvider;
_audioFormat = new AudioFormat(_audioSampleProvider.AudioFormat.SampleRate, 2, _audioSampleProvider.AudioFormat.BitsPerSample);
}
public MonoToStereoAudioSampleProvider16(IAudioSampleProvider audioSampleProvider)
{
if (audioSampleProvider.AudioFormat.Channels != 1)
{
throw new ArgumentException("audioSampleProvider expected to be Mono");
}
if (audioSampleProvider.AudioFormat.BitsPerSample != 16)
{
throw new ArgumentException("audioSampleProvider expected to be 16 bit");
}
_audioSampleProvider = audioSampleProvider;
_audioFormat = new AudioFormat(_audioSampleProvider.AudioFormat.SampleRate, 2, _audioSampleProvider.AudioFormat.BitsPerSample);
}
public ResampleAudioSampleProvider(IAudioSampleProvider source, int newSampleRate)
{
_outFormat = new AudioFormat(newSampleRate, 2, 16);
_converter = RateHelper.MakeRateConverter(source.AudioFormat.SampleRate, newSampleRate, source.AudioFormat.Channels == 2, false);
_stream = new AudioSampleProviderToAudioStream(source);
}
public ResampleAudioSampleProvider(IAudioSampleProvider source, int newSampleRate)
{
_outFormat = new AudioFormat(newSampleRate, 2, 16);
_converter = RateHelper.MakeRateConverter(source.AudioFormat.SampleRate, newSampleRate, source.AudioFormat.Channels == 2, false);
_stream = new AudioSampleProviderToAudioStream(source);
}
public AudioSampleProviderToAudioStream(IAudioSampleProvider audioSampleProvider)
{
_audioSampleProvider = audioSampleProvider;
_format = _audioSampleProvider.AudioFormat;
}
public AudioSampleProviderToAudioStream(IAudioSampleProvider audioSampleProvider)
{
_audioSampleProvider = audioSampleProvider;
_format = _audioSampleProvider.AudioFormat;
}
public void SetSampleProvider(IAudioSampleProvider audioSampleProvider)
{
var format = ToWaveFormat(audioSampleProvider.AudioFormat);
_voice = new SourceVoice(_xAudio, format, true);
_audioSampleProvider = audioSampleProvider;
for (var i = 0; i < NumBuffers; i++)
{
FillBuffer(i);
}
_audioThread = Task.Factory.StartNew(OnAudioThread, CancellationToken.None, TaskCreationOptions.LongRunning, TaskScheduler.Default);
_voice.Start();
}
