/// <summary>Wideband initialisation</summary>
public override void wbinit()
{
lowenc = new org.xiph.speex.NbEncoder();
((org.xiph.speex.NbEncoder)lowenc).nbinit();
// Initialize SubModes
base.wbinit();
// Initialize variables
init(160, 40, 8, 640, .9f);
uwb = false;
nb_modes = 5;
sampling_rate = 16000;
}
/// <summary>Initialisation</summary>
/// <param name="mode">the mode of the encoder (0=NB, 1=WB, 2=UWB).</param>
/// <param name="quality">the quality setting of the encoder (between 0 and 10).</param>
/// <param name="sampleRate">the number of samples per second.</param>
/// <param name="channels">the number of audio channels (1=mono, 2=stereo, ...).</param>
/// <returns>true if initialisation successful.</returns>
public virtual bool init(int mode, int quality, int sampleRate, int channels)
{
switch (mode)
{
case 0:
{
encoder = new org.xiph.speex.NbEncoder();
((org.xiph.speex.NbEncoder)encoder).nbinit();
break;
}
case 1:
{
//Wideband
encoder = new org.xiph.speex.SbEncoder();
((org.xiph.speex.SbEncoder)encoder).wbinit();
break;
}
case 2:
{
encoder = new org.xiph.speex.SbEncoder();
((org.xiph.speex.SbEncoder)encoder).uwbinit();
break;
}
default:
{
//*/
return false;
break;
}
}
encoder.setQuality(quality);
this.frameSize = encoder.getFrameSize();
this.sampleRate = sampleRate;
this.channels = channels;
rawData = new float[channels * frameSize];
bits.init();
return true;
}
/// <summary>Ultra-wideband initialisation</summary>
public override void uwbinit()
{
lowenc = new org.xiph.speex.SbEncoder();
((org.xiph.speex.SbEncoder)lowenc).wbinit();
// Initialize SubModes
base.uwbinit();
// Initialize variables
init(320, 80, 8, 1280, .7f);
uwb = true;
nb_modes = 2;
sampling_rate = 32000;
}
