public void RightChannelOnly()
{
IWaveProvider stereoStream = new TestStereoProvider();
StereoToMonoProvider16 mono = new StereoToMonoProvider16(stereoStream);
mono.LeftVolume = 0.0f;
mono.RightVolume = 1.0f;
int samples = 1000;
byte[] buffer = new byte[samples * 2];
int read = mono.Read(buffer, 0, buffer.Length);
Assert.AreEqual(buffer.Length, read, "bytes read");
WaveBuffer waveBuffer = new WaveBuffer(buffer);
short expected = 0;
for (int sample = 0; sample < samples; sample++)
{
short sampleVal = waveBuffer.ShortBuffer[sample];
Assert.AreEqual(expected--, sampleVal, "sample #" + sample.ToString());
}
}
private void LoadSample(Map map)
{
try
{
int index = 0;
foreach (Channel channel in map.Channels)
{
foreach (Sample sample in channel.ListSample)
{
List<int> listIndexSample = new List<int>();
dicSample.Add(sample.Name, listIndexSample);
for (int i = 0; i < CountInstancePerSample; i++)
{
WaveStream outStream = new WaveFileReader(sample.FileName);
//--- Détection de la fréquence moyenne du son
if (i == 0 && sample.Frequency == -1f)
{
//=======
IWaveProvider waveFloat = null;
if (outStream.WaveFormat.Channels > 1)
{
StereoToMonoProvider16 stereo = new StereoToMonoProvider16(outStream);
stereo.LeftVolume = 1f;
stereo.RightVolume = 1f;
waveFloat = new Wave16ToFloatProvider(stereo);
}
else
{
waveFloat = new Wave16ToFloatProvider(outStream);
}
IWaveProvider outStream2 = new AutoTuneWaveProvider(waveFloat);
IWaveProvider wave16 = new WaveFloatTo16Provider(outStream2);
byte[] buffer = new byte[8192];
int _bytesRead;
do
{
_bytesRead =
wave16.Read(buffer, 0, buffer.Length);
//writer.WriteData(buffer, 0, _bytesRead);
} while (_bytesRead != 0);//&& writer.Length < waveFileReader.Length);
//writer.Close();
//=======
outStream.Position = 0;
//---> Fréquence sonore du sample
sample.Frequency = ((AutoTuneWaveProvider)outStream2).Frequency;
//---> Note sur un clavier de 88 touches pour la fréqence
sample.NoteKey = (12f * (float)Math.Log(sample.Frequency / 55f) + 13f * (float)Math.Log(2f)) / ((float)Math.Log(2f));
Debug.WriteLine(sample.Name + " == " + sample.Frequency.ToString() + " == " + sample.NoteKey.ToString());
}
//---
outStream = WaveFormatConversionStream.CreatePcmStream(outStream);
outStream = new BlockAlignReductionStream(outStream);
reader[index] = outStream;
offsetStream[index] = new EffectStream(CreateEffectChain(sample), reader[index]);
channelSteam[index] = new WaveChannel32(offsetStream[index]);
channelSteam[index].Position = channelSteam[index].Length;
mixer.AddInputStream(channelSteam[index]);
listIndexSample.Add(index);
index++;
}
sample.Duration = channelSteam[dicSample[sample.Name][0]].TotalTime;
}
}
}
catch (Exception ex)
{
}
}
