short[] BuildTonePayload(AudioFormat format, TimeSpan tsDuration)
{
int nSamples = format.CalculateNumberOfSamplesForDuration(tsDuration);
short[] sPayload = new short[nSamples]; /// 320 samples for 20 ms packets
if (w1 == w2)
{
double fAmplitude = Utils.SampleFromDb(short.MaxValue, m_fDecibels);
for (int i = 0; i < nSamples; i++)
{
double t = (i + nSequence) / 16000.0f;
sPayload[i] = (short)(fAmplitude * (Math.Sin(w1 * t)));
}
}
else
{
double fAmplitude = Utils.SampleFromDbDualFrequency(short.MaxValue, m_fDecibels);
for (int i = 0; i < nSamples; i++)
{
double t = (i + nSequence) / 16000.0f;
sPayload[i] = (short)(fAmplitude * (Math.Sin(w1 * t) + Math.Sin(w2 * t)));
}
}
nSequence += nSamples;
return(sPayload);
}
public SimpleEchoCanceller(AudioFormat format, TimeSpan tsDurationSave)
{
AudioFormat = format;
IncomingSamples = format.CalculateNumberOfSamplesForDuration(tsDurationSave);
IncomingData = new short[IncomingSamples];
IncomingDataTemp = new short[IncomingSamples];
}
public SimpleEchoCanceller(AudioFormat format, TimeSpan tsDurationSave)
{
AudioFormat = format;
IncomingSamples = format.CalculateNumberOfSamplesForDuration(tsDurationSave);
IncomingData = new short[IncomingSamples];
IncomingDataTemp = new short[IncomingSamples];
}
public MediaSample(TimeSpan tsduration, AudioFormat format)
{
MediaType = MediaType.Audio;
m_objAudioFormt = format;
m_bData = new byte[m_objAudioFormt.CalculateNumberOfSamplesForDuration(tsduration) * BytesPerSample];
}
public MediaSample(TimeSpan tsduration, AudioFormat format)
{
MediaType = MediaType.Audio;
m_objAudioFormt = format;
m_bData = new byte[m_objAudioFormt.CalculateNumberOfSamplesForDuration(tsduration) * BytesPerSample];
}
short[] BuildTonePayload(AudioFormat format, TimeSpan tsDuration)
{
int nSamples = format.CalculateNumberOfSamplesForDuration(tsDuration);
short[] sPayload = new short[nSamples]; /// 320 samples for 20 ms packets
if (w1 == w2)
{
double fAmplitude = Utils.SampleFromDb(short.MaxValue, m_fDecibels);
for (int i = 0; i < nSamples; i++)
{
double t = (i + nSequence) / 16000.0f;
sPayload[i] = (short)(fAmplitude * (Math.Sin(w1 * t)));
}
}
else
{
double fAmplitude = Utils.SampleFromDbDualFrequency(short.MaxValue, m_fDecibels);
for (int i = 0; i < nSamples; i++)
{
double t = (i + nSequence) / 16000.0f;
sPayload[i] = (short)(fAmplitude * (Math.Sin(w1 * t) + Math.Sin(w2 * t)));
}
}
nSequence += nSamples;
return sPayload;
}