void ACSequentialScan::StartMeasureScan(class BufferCtrl *)
{ 
  //
  // This is not required.
  JPG_THROW(NOT_IMPLEMENTED,"ACSequentialScan::StartMeasureScan",
            "arithmetic coding is always adaptive and does not require "
            "to measure the statistics");
}
void ACSequentialScan::StartMeasureScan(class BufferCtrl *)
{ 
   
   
  JPG_THROW(NOT_IMPLEMENTED,"ACSequentialScan::StartMeasureScan",
            "arithmetic coding is always adaptive and does not require "
            "to measure the statistics");
}