public PointMetaDataString(ByteBuffer buffer, BitStream bitStream, MeasurementTypeCode code, int referenceId)
: base(buffer, bitStream, code, referenceId)
{
Mode = 4;
Mode4_1 = Codes64.Value1;
Mode4_01 = Codes64.Value2;
Mode4_001 = Codes64.Value3;
}
protected PointMetaData(ByteBuffer buffer, BitStream bitStream, MeasurementTypeCode code, int referenceId)
{
Buffer = buffer;
BitStream = bitStream;
m_commandsSentSinceLastChange = 0;
m_commandStats = new byte[64];
Mode = 1;
Code = code;
ReferenceId = referenceId;
}
public int ReadCode(BitStream bitStream)
{
int code = 0;
switch (Mode)
{
case 1:
code = bitStream.ReadBits6();
break;
case 2:
if (bitStream.ReadBit() == 1)
{
code = Mode2_1;
}
else
{
code = bitStream.ReadBits6();
}
break;
case 3:
if (bitStream.ReadBit() == 1)
{
code = Mode3_1;
}
else if (bitStream.ReadBit() == 1)
{
code = Mode3_01;
}
else
{
code = bitStream.ReadBits6();
}
break;
case 4:
if (bitStream.ReadBit() == 1)
{
code = Mode4_1;
}
else if (bitStream.ReadBit() == 1)
{
code = Mode4_01;
}
else if (bitStream.ReadBit() == 1)
{
code = Mode4_001;
}
else
{
code = bitStream.ReadBits6();
}
break;
default:
throw new Exception("Unsupported compression mode");
}
m_commandStats[code]++;
m_commandsSentSinceLastChange++;
if (m_startupMode == 0 && m_commandsSentSinceLastChange > 5)
{
m_startupMode++;
AdaptCommands2();
}
else if (m_startupMode == 1 && m_commandsSentSinceLastChange > 20)
{
m_startupMode++;
AdaptCommands2();
}
else if (m_startupMode == 2 && m_commandsSentSinceLastChange > 100)
{
AdaptCommands2();
}
return code;
}
