Method open

LASlib/src/lasreader_bin.cpp:82–133

};

BOOL LASreaderBIN::open(const char* file_name)
{
  if (file_name == 0)
  {
    laserror("file name pointer is zero");
    return FALSE;
  }

  // open file
  file = LASfopen(file_name, "rb");
  if (file == 0)
  {
    laserror("cannot open file '%s'", file_name);
    return FALSE;
  }

  if (setvbuf(file, NULL, _IOFBF, 2*LAS_TOOLS_IO_IBUFFER_SIZE) != 0)
  {
    LASMessage(LAS_WARNING, "setvbuf() failed with buffer size %d", 2*LAS_TOOLS_IO_IBUFFER_SIZE);
  }

  // create input stream

  ByteStreamIn* in;
  if (Endian::IS_LITTLE_ENDIAN)
    in = new ByteStreamInFileLE(file);
  else
    in = new ByteStreamInFileBE(file);

  // clean header

  header.clean();

  // maybe set creation date

#ifdef _WIN32
  WIN32_FILE_ATTRIBUTE_DATA attr;
	SYSTEMTIME creation;
  GetFileAttributesEx(file_name, GetFileExInfoStandard, &attr);
	FileTimeToSystemTime(&attr.ftCreationTime, &creation);
  int startday[13] = {-1, 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334};
  header.file_creation_day = startday[creation.wMonth] + creation.wDay;
  header.file_creation_year = creation.wYear;
  // leap year handling
  if ((((creation.wYear)%4) == 0) && (creation.wMonth > 2)) header.file_creation_day++;
#else
  header.file_creation_day = 333;
  header.file_creation_year = 2011;
#endif

  return open(in);
}

BOOL LASreaderBIN::open(ByteStreamIn* stream)
{