/// <summary>
/// Encodes a frame.
/// </summary>
/// <param name="frame">The frame.</param>
/// <returns></returns>
public override byte[] Encode(AudioBuffer frame)
{
if (_Encoder == null)
{
_Encoder = new Encoder(ClockRate, Channels, PacketTime);
_Encoder.Quality = 1.0;
_Encoder.Bitrate = 125;
}
byte[] data; int index; int length;
var echoCanceller = EchoCanceller;
if (echoCanceller == null)
{
data = frame.Data;
index = frame.Index;
length = frame.Length;
}
else
{
data = echoCanceller.capture(frame);
index = 0;
length = data.Length;
}
return _Encoder.Encode(data, index, length);
}
/// <summary>
/// Destroys the codec.
/// </summary>
public override void Destroy()
{
if (_Encoder != null)
{
_Encoder.Destroy();
_Encoder = null;
}
if (_Decoder != null)
{
_Decoder.Destroy();
_Decoder = null;
}
}