dbl_02.cc

这是一个从音频信号里提取特征参量的程序

// file: $isip/class/math/scalar/Double/dbl_02.cc
// version: $Id: dbl_02.cc,v 1.5 2002/03/12 22:32:41 zheng Exp $
//

// isip include files
//
#include "Double.h"
#include <Console.h>

// method: diagnose
//
// arguments:
//  Integral::DEBUG level: (input) debug level for diagnostics
//
// return: a boolean value indicating status
//
boolean Double::diagnose(Integral::DEBUG level_a) {

  //----------------------------------------------------------------------
  //
  // 0. preliminaries
  //
  //----------------------------------------------------------------------

  // output the class name
  //
  if (level_a > Integral::NONE) {
    SysString output(L"diagnosing class ");
    output.concat(CLASS_NAME);
    output.concat(L": ");
    Console::put(output);
    Console::increaseIndention();
  }
       
  //---------------------------------------------------------------------
  //
  // 1. template diagnose method
  //
  //---------------------------------------------------------------------

  // set indentation
  //
  if (level_a > Integral::NONE) {
    Console::put(L"testing template diagnose method...\n");
    Console::increaseIndention();
  }
  
  // test the template diagnose method
  //
  MScalar<double, float64>::diagnose(level_a);


  // reset indentation
  //
  if (level_a > Integral::NONE) {
    Console::decreaseIndention();
  }
                
  //---------------------------------------------------------------------
  //
  // 2. required public methods
  //
  //---------------------------------------------------------------------
                 
  // set indentation
  //
  if (level_a > Integral::NONE) {
    Console::put(L"testing required public methods...\n");
    Console::increaseIndention();
  }
 
  // test the debug methods
  //
  setDebug(debug_level_d);
 
  if (level_a > Integral::BRIEF) {
    Double tmp;
    tmp.debug(L"debug");
  }

  // test destructor/constructor(s)
  //
  Double val0((double)10);
  Double val1(val0);
  
  if ((val0.value_d != 10) || (val0 != val1)) {
    return Error::handle(name(), L"assign", Error::TEST, __FILE__, __LINE__);
  }

   
  // increment val1 so they have different values
  //
  val1.value_d++;

  // test io methods
  //  we need binary and text sof files
  //
  String tmp_filename0;
  Integral::makeTemp(tmp_filename0);
  String tmp_filename1;
  Integral::makeTemp(tmp_filename1);
 
  // open files in write mode
  //
  Sof tmp_file0;
  tmp_file0.open(tmp_filename0, File::WRITE_ONLY, File::TEXT);
  Sof tmp_file1;
  tmp_file1.open(tmp_filename1, File::WRITE_ONLY, File::BINARY);

  // write the values
  //
  val0.assign((double)3.1);
  val1.assign((double)6.2);

  val0.write(tmp_file0, (long)0);
  val0.write(tmp_file1, (long)0);

  val1.write(tmp_file0, (long)1);
  val1.write(tmp_file1, (long)1);

  // close the files
  //
  tmp_file0.close();
  tmp_file1.close();
 
  // open the files in read mode
  //
  tmp_file0.open(tmp_filename0);
  tmp_file1.open(tmp_filename1);

  // read the values back in
  //
  Double val2;
  Double val3;

  if (!val2.read(tmp_file0, (long)0) || (!val2.almostEqual(val0))) {
    return Error::handle(name(), L"read", Error::TEST, __FILE__, __LINE__);
  }

  val2 = 0;
  
  if (!val2.read(tmp_file1, (long)0) || (!val2.almostEqual(val0))) {
    return Error::handle(name(), L"read", Error::TEST, __FILE__, __LINE__);
  }

  if (!val3.read(tmp_file0, (long)1) || (!val3.almostEqual(val1))) {
    return Error::handle(name(), L"read", Error::TEST, __FILE__, __LINE__);
  }

  val3 = 0;
  
  if (!val3.read(tmp_file1, (long)1) || (!val3.almostEqual(val1))) {
    return Error::handle(name(), L"read", Error::TEST, __FILE__, __LINE__);
  }

  // close and delete the temporary files
  //
  tmp_file0.close();
  tmp_file1.close();
  File::remove(tmp_filename0);
  File::remove(tmp_filename1);
  
  // test new & delete
  //
  Double* ptr;
  Double::setGrowSize((long)731);

  for (long j = 0; j < 1000; j++) {

    // testing new and delete operators
    //
    ptr = new Double();
    ptr->assign((double)4);
    delete ptr;
   
    // testing new[] and delete[] operators
    //
    ptr = new Double[100];
    delete [] ptr;
  }
  
  // reset indentation
  //
  if (level_a > Integral::NONE) {
    Console::decreaseIndention();
  }
  
  //---------------------------------------------------------------------
  //
  // 3. class-specific public methods
  //
  //---------------------------------------------------------------------

  // set indentation
  //
  if (level_a > Integral::NONE) {
    Console::put(L"testing class-specific public methods: extensions to required methods...\n");
    Console::increaseIndention(); 
  }
  
  // test the operator= overload method
  //
  val0 = 5;
  val1 = val0;

  // reset indentation
  //
  if (level_a > Integral::NONE) {
    Console::decreaseIndention();
  }
  
  //--------------------------------------------------------------------------
  //
  // 4. print completion message
  //
  //--------------------------------------------------------------------------
 
  // reset indentation
  //
  if (level_a > Integral::NONE) {
    Console::decreaseIndention();
  }

  if (level_a > Integral::NONE) {
    String output(L"diagnostics passed for class ");
    output.concat(name());
    output.concat(L"\n");
    Console::put(output);
  }

    
  // exit gracefully
  //
  return true;
}