public NetMessageData(NetMessageType msgType, FrameEncodeType encType, int frameWidth, int frameHeight, ulong timestamp)
{
this.msgType = msgType;
this.encType = encType;
this.frameWidth = frameWidth;
this.frameHeight = frameHeight;
this.timestamp = timestamp;
}
public void DecompressData()
{
if (decompressor != null && frameData != null && frameData.Length > compHeaderSize && encType == FrameEncodeType.Compressed)
{
encType = (FrameEncodeType)frameData[0];
int frameSize = System.BitConverter.ToInt32(frameData, 1);
byte[] decompressBuffer = new byte[frameSize];
int decompSize = decompressor.Decompress(frameData, compHeaderSize, decompressBuffer, 0, frameData.Length - compHeaderSize);
frameData = decompressBuffer;
decompressBuffer = null;
}
}
public void CompressData()
{
if (compressor != null && frameData != null)
{
byte[] compressBuffer = new byte[frameData.Length + compHeaderSize];
compressBuffer[0] = (byte)encType;
byte[] elemBytes = System.BitConverter.GetBytes(frameData.Length);
elemBytes.CopyTo(compressBuffer, 1);
int compSize = compressor.Compress(frameData, 0, frameData.Length, compressBuffer, compHeaderSize) + compHeaderSize;
encType = FrameEncodeType.Compressed;
frameData = new byte[compSize];
System.Buffer.BlockCopy(compressBuffer, 0, frameData, 0, compSize);
compressBuffer = null;
}
}
public void UnwrapMessage(byte[] message)
{
int msgOffset = sizeof(int);
msgType = (NetMessageType)message[msgOffset]; msgOffset++;
encType = (FrameEncodeType)message[msgOffset]; msgOffset++;
frameWidth = System.BitConverter.ToUInt16(message, msgOffset); msgOffset += sizeof(ushort);
frameHeight = System.BitConverter.ToUInt16(message, msgOffset); msgOffset += sizeof(ushort);
timestamp = System.BitConverter.ToUInt64(message, msgOffset); msgOffset += sizeof(ulong);
int frameSize = message.Length - msgOffset;
frameData = new byte[frameSize];
System.Array.Copy(message, msgOffset, frameData, 0, frameSize);
if (decompressor != null)
{
DecompressData();
}
}
public NetMessageData(NetMessageType msgType, FrameEncodeType encType)
{
this.msgType = msgType;
this.encType = encType;
}
