public LASreadItemCompressed_GPSTIME11_v2(ArithmeticDecoder dec)
{
// set decoder
Debug.Assert(dec!=null);
this.dec=dec;
// create entropy models and integer compressors
m_gpstime_multi=dec.createSymbolModel(LASZIP_GPSTIME_MULTI_TOTAL);
m_gpstime_0diff=dec.createSymbolModel(6);
ic_gpstime=new IntegerCompressor(dec, 32, 9); // 32 bits, 9 contexts
}
public LASreadItemCompressed_WAVEPACKET13_v1(ArithmeticDecoder dec)
{
// set decoder
Debug.Assert(dec != null);
this.dec = dec;
// create models and integer compressors
m_packet_index = dec.createSymbolModel(256);
m_offset_diff[0] = dec.createSymbolModel(4);
m_offset_diff[1] = dec.createSymbolModel(4);
m_offset_diff[2] = dec.createSymbolModel(4);
m_offset_diff[3] = dec.createSymbolModel(4);
ic_offset_diff = new IntegerCompressor(dec, 32);
ic_packet_size = new IntegerCompressor(dec, 32);
ic_return_point = new IntegerCompressor(dec, 32);
ic_xyz = new IntegerCompressor(dec, 32, 3);
}
public LASreadItemCompressed_WAVEPACKET13_v1(ArithmeticDecoder dec)
{
// set decoder
Debug.Assert(dec!=null);
this.dec=dec;
// create models and integer compressors
m_packet_index=dec.createSymbolModel(256);
m_offset_diff[0]=dec.createSymbolModel(4);
m_offset_diff[1]=dec.createSymbolModel(4);
m_offset_diff[2]=dec.createSymbolModel(4);
m_offset_diff[3]=dec.createSymbolModel(4);
ic_offset_diff=new IntegerCompressor(dec, 32);
ic_packet_size=new IntegerCompressor(dec, 32);
ic_return_point=new IntegerCompressor(dec, 32);
ic_xyz=new IntegerCompressor(dec, 32, 3);
}
public LASreadItemCompressed_RGB12_v1(ArithmeticDecoder dec)
{
// set decoder
Debug.Assert(dec != null);
this.dec = dec;
// create models and integer compressors
m_byte_used = dec.createSymbolModel(64);
ic_rgb = new IntegerCompressor(dec, 8, 6);
}
public LASreadItemCompressed_POINT10_v2(ArithmeticDecoder dec)
{
// set decoder
Debug.Assert(dec != null);
this.dec = dec;
// create models and integer compressors
ic_dx = new IntegerCompressor(dec, 32, 2); // 32 bits, 2 context
ic_dy = new IntegerCompressor(dec, 32, 22); // 32 bits, 22 contexts
ic_z = new IntegerCompressor(dec, 32, 20); // 32 bits, 20 contexts
ic_intensity = new IntegerCompressor(dec, 16, 4);
m_scan_angle_rank[0] = dec.createSymbolModel(256);
m_scan_angle_rank[1] = dec.createSymbolModel(256);
ic_point_source_ID = new IntegerCompressor(dec, 16);
m_changed_values = dec.createSymbolModel(64);
for (int i = 0; i < 256; i++)
{
m_bit_byte[i] = null;
m_classification[i] = null;
m_user_data[i] = null;
}
}
public LASreadItemCompressed_POINT10_v2(ArithmeticDecoder dec)
{
// set decoder
Debug.Assert(dec!=null);
this.dec=dec;
// create models and integer compressors
ic_dx=new IntegerCompressor(dec, 32, 2); // 32 bits, 2 context
ic_dy=new IntegerCompressor(dec, 32, 22); // 32 bits, 22 contexts
ic_z=new IntegerCompressor(dec, 32, 20); // 32 bits, 20 contexts
ic_intensity=new IntegerCompressor(dec, 16, 4);
m_scan_angle_rank[0]=dec.createSymbolModel(256);
m_scan_angle_rank[1]=dec.createSymbolModel(256);
ic_point_source_ID=new IntegerCompressor(dec, 16);
m_changed_values=dec.createSymbolModel(64);
for(int i=0; i<256; i++)
{
m_bit_byte[i]=null;
m_classification[i]=null;
m_user_data[i]=null;
}
}
public LASreadItemCompressed_RGB12_v2(ArithmeticDecoder dec)
{
// set decoder
Debug.Assert(dec != null);
this.dec = dec;
// create models and integer compressors
m_byte_used = dec.createSymbolModel(128);
m_rgb_diff_0 = dec.createSymbolModel(256);
m_rgb_diff_1 = dec.createSymbolModel(256);
m_rgb_diff_2 = dec.createSymbolModel(256);
m_rgb_diff_3 = dec.createSymbolModel(256);
m_rgb_diff_4 = dec.createSymbolModel(256);
m_rgb_diff_5 = dec.createSymbolModel(256);
}
public LASreadItemCompressed_RGB12_v2(ArithmeticDecoder dec)
{
// set decoder
Debug.Assert(dec!=null);
this.dec=dec;
// create models and integer compressors
m_byte_used=dec.createSymbolModel(128);
m_rgb_diff_0=dec.createSymbolModel(256);
m_rgb_diff_1=dec.createSymbolModel(256);
m_rgb_diff_2=dec.createSymbolModel(256);
m_rgb_diff_3=dec.createSymbolModel(256);
m_rgb_diff_4=dec.createSymbolModel(256);
m_rgb_diff_5=dec.createSymbolModel(256);
}
public LASreadItemCompressed_BYTE_v2(ArithmeticDecoder dec, uint number)
{
// set decoder
Debug.Assert(dec!=null);
this.dec=dec;
Debug.Assert(number>0);
this.number=number;
// create models and integer compressors
m_byte=new ArithmeticModel[number];
for(uint i=0; i<number; i++)
{
m_byte[i]=dec.createSymbolModel(256);
}
// create last item
last_item=new byte[number];
}
public LASreadItemCompressed_BYTE_v2(ArithmeticDecoder dec, uint number)
{
// set decoder
Debug.Assert(dec != null);
this.dec = dec;
Debug.Assert(number > 0);
this.number = number;
// create models and integer compressors
m_byte = new ArithmeticModel[number];
for (uint i = 0; i < number; i++)
{
m_byte[i] = dec.createSymbolModel(256);
}
// create last item
last_item = new byte[number];
}
