/// <summary>
/// Create packet that contain raw audio data into buffer.
/// </summary>
/// <param name="buff">buffer to load the packet</param>
/// <param name="chat_room_index">index of chat room</param>
/// <param name="data">audio data</param>
/// <param name="data_size">size of audio data</param>
/// <returns>size of packet</returns>
public static int CreateAudioPacket(byte[] buff, int chat_room_index, byte[] data, int data_size)
{
if (buff == null || data == null)
{
throw new ArgumentNullException();
}
if (buff.Length < data_size + PACKET_HEADER_SIZE)
{
return(-1);
}
int packet_size = 0;
ArrayUtility.ZeroByteArray(buff);
buff[0] = (byte)Commands.AudioData;
buff[1] = (byte)chat_room_index;
packet_size += 2;
byte[] data_size_num_to_bytes = BitConverter.GetBytes(data_size);
packet_size += ArrayUtility.CopyByteArray(
buff, packet_size,
data_size_num_to_bytes, 0, data_size_num_to_bytes.Length
);
packet_size += ArrayUtility.CopyByteArray(buff, packet_size, data, 0, data_size);
return(packet_size);
}
public int GetPacketBody(byte[] buff)
{
return(ArrayUtility.CopyByteArray(buff, 0, this.packet, PACKET_HEADER_SIZE, this.getDataSize() + PACKET_HEADER_SIZE));
}
public void SetPacket(byte[] buff)
{
ArrayUtility.CopyByteArray(this.packet, 0, buff, 0, buff.Length);
}
