/// <summary>
/// Encodes a frame.
/// </summary>
/// <param name="frame">The frame.</param>
/// <returns></returns>
public override byte[] Encode(AudioBuffer frame)
{
if (_Encoder == null)
{
_Encoder = new CocoaOpusEncoder(ClockRate, Channels, PacketTime);
_Encoder.Quality = 1.0;
_Encoder.Bitrate = 125;
}
using (var pool = new NSAutoreleasePool())
{
GCHandle dataHandle = GCHandle.Alloc(frame.Data, GCHandleType.Pinned);
try
{
IntPtr dataPointer = dataHandle.AddrOfPinnedObject();
using (var buffer = new CocoaOpusBuffer {
Data = NSData.FromBytesNoCopy(dataPointer, (uint)frame.Data.Length, false),
Index = frame.Index,
Length = frame.Length
})
{
using (var encodedFrameData = _Encoder.EncodeBuffer(buffer))
{
return(encodedFrameData.ToArray());
}
}
}
finally
{
dataHandle.Free();
}
}
}
/// <summary>
/// Encodes a frame.
/// </summary>
/// <param name="frame">The frame.</param>
/// <returns></returns>
public override byte[] Encode(AudioBuffer frame)
{
if (_Encoder == null)
{
_Encoder = new CocoaOpusEncoder(ClockRate, Channels, PacketTime);
_Encoder.Quality = 1.0;
_Encoder.Bitrate = 125;
}
using (var pool = new NSAutoreleasePool())
{
GCHandle dataHandle = GCHandle.Alloc(frame.Data, GCHandleType.Pinned);
try
{
IntPtr dataPointer = dataHandle.AddrOfPinnedObject();
using (var buffer = new CocoaOpusBuffer {
Data = NSData.FromBytesNoCopy(dataPointer, (uint)frame.Data.Length, false),
Index = frame.Index,
Length = frame.Length
})
{
using (var encodedFrameData = _Encoder.EncodeBuffer(buffer))
{
return encodedFrameData.ToArray();
}
}
}
finally
{
dataHandle.Free();
}
}
}
/// <summary>
/// Destroys the codec.
/// </summary>
public override void Destroy()
{
if (_Encoder != null)
{
_Encoder.Destroy();
_Encoder.Dispose();
_Encoder = null;
}
if (_Decoder != null)
{
_Decoder.Destroy();
_Decoder.Dispose();
_Decoder = null;
}
}
/// <summary>
/// Destroys the codec.
/// </summary>
public override void Destroy()
{
if (_Encoder != null)
{
_Encoder.Destroy();
_Encoder.Dispose();
_Encoder = null;
}
if (_Decoder != null)
{
_Decoder.Destroy();
_Decoder.Dispose();
_Decoder = null;
}
}
