Example #1
0
int main(int argc, char *argv[])
{
  int i;
#ifdef COMPILE_WITH_GUI
  bool gui = false;
#endif
#ifdef COMPILE_WITH_MULTI_CORE
  I32 cores = 1;
#endif
  bool verbose = false;
  U32 tile_size = 100;
  U32 threshold = 1000;
  U32 minimum_points = 100000;
  I32 maximum_intervals = -20;
  double start_time = 0;

  LASreadOpener lasreadopener;

  if (argc == 1)
  {
#ifdef COMPILE_WITH_GUI
    return lasindex_gui(argc, argv, 0);
#else
    fprintf(stderr,"lasindex.exe is better run in the command line or via the lastool.exe GUI\n");
    char file_name[256];
    fprintf(stderr,"enter input file: "); fgets(file_name, 256, stdin);
    file_name[strlen(file_name)-1] = '\0';
    lasreadopener.set_file_name(file_name);
#endif
  }
  else
  {
    for (i = 1; i < argc; i++)
    {
      if (argv[i][0] == '–') argv[i][0] = '-';
    }
    if (!lasreadopener.parse(argc, argv)) byebye(true);
  }

  for (i = 1; i < argc; i++)
  {
    if (argv[i][0] == '\0')
    {
      continue;
    }
    else if (strcmp(argv[i],"-h") == 0 || strcmp(argv[i],"-help") == 0)
    {
      fprintf(stderr, "LAStools (by [email protected]) version %d\n", LAS_TOOLS_VERSION);
      usage();
    }
    else if (strcmp(argv[i],"-v") == 0 || strcmp(argv[i],"-verbose") == 0)
    {
      verbose = true;
    }
    else if (strcmp(argv[i],"-version") == 0)
    {
      fprintf(stderr, "LAStools (by [email protected]) version %d\n", LAS_TOOLS_VERSION);
      byebye();
    }
    else if (strcmp(argv[i],"-gui") == 0)
    {
#ifdef COMPILE_WITH_GUI
      gui = true;
#else
      fprintf(stderr, "WARNING: not compiled with GUI support. ignoring '-gui' ...\n");
#endif
    }
    else if (strcmp(argv[i],"-cores") == 0)
    {
#ifdef COMPILE_WITH_MULTI_CORE
      if ((i+1) >= argc)
      {
        fprintf(stderr,"ERROR: '%s' needs 1 argument: number\n", argv[i]);
        usage(true);
      }
      argv[i][0] = '\0';
      i++;
      cores = atoi(argv[i]);
      argv[i][0] = '\0';
#else
      fprintf(stderr, "WARNING: not compiled with multi-core batching. ignoring '-cores' ...\n");
#endif
    }
    else if (strcmp(argv[i],"-tile") == 0 || strcmp(argv[i],"-size") == 0 || strcmp(argv[i],"-tile_size") == 0)
    {
      if ((i+1) >= argc)
      {
        fprintf(stderr,"ERROR: '%s' needs 1 argument: size\n", argv[i]);
        byebye(true);
      }
      i++;
      tile_size = atoi(argv[i]);
    }
    else if (strcmp(argv[i],"-maximum") == 0)
    {
      if ((i+1) >= argc)
      {
        fprintf(stderr,"ERROR: '%s' needs 1 argument: number\n", argv[i]);
        byebye(true);
      }
      i++;
      maximum_intervals = atoi(argv[i]);
    }
    else if (strcmp(argv[i],"-minimum") == 0)
    {
      if ((i+1) >= argc)
      {
        fprintf(stderr,"ERROR: '%s' needs 1 argument: number\n", argv[i]);
        byebye(true);
      }
      i++;
      minimum_points = atoi(argv[i]);
    }
    else if (strcmp(argv[i],"-threshold") == 0)
    {
      if ((i+1) >= argc)
      {
        fprintf(stderr,"ERROR: '%s' needs 1 argument: value\n", argv[i]);
        byebye(true);
      }
      i++;
      threshold = atoi(argv[i]);
    }
    else if ((argv[i][0] != '-') && (lasreadopener.get_file_name_number() == 0))
    {
      lasreadopener.add_file_name(argv[i]);
      argv[i][0] = '\0';
    }
    else
    {
      fprintf(stderr, "ERROR: cannot understand argument '%s'\n", argv[i]);
      byebye(true);
    }
  }

#ifdef COMPILE_WITH_GUI
  if (gui)
  {
    return lasindex_gui(argc, argv, &lasreadopener);
  }
#endif

#ifdef COMPILE_WITH_MULTI_CORE
  if ((cores > 1) && (lasreadopener.get_file_name_number() > 1) && (!lasreadopener.get_merged()))
  {
    return lasindex_multi_core(argc, argv, &lasreadopener, cores);
  }
#endif

  // check input

  if (!lasreadopener.active())
  {
    fprintf(stderr,"ERROR: no input specified\n");
    byebye(true, argc==1);
  }

/*
  // lasquadtree test

  LASquadtree quadtree;
  quadtree.setup(0, 99, 0, 99, 10);
  quadtree.intersect_rectangle(10, 10, 20, 20);
  quadtree.get_intersected_cells();
  while (quadtree.has_intersected_cells())
  {
    F32 min[2],max[2];
    quadtree.get_cell_bounding_box(quadtree.intersected_cell, min, max);
    fprintf(stderr," checking tile %d with %g/%g %g/%g\n", quadtree.intersected_cell, min[0], min[1], max[0], max[1]);
  }
  quadtree.intersect_tile(10, 10, 10);
  quadtree.get_intersected_cells();
  while (quadtree.has_intersected_cells())
  {
    F32 min[2],max[2];
    quadtree.get_cell_bounding_box(quadtree.intersected_cell, min, max);
    fprintf(stderr," checking tile %d with %g/%g %g/%g\n", quadtree.intersected_cell, min[0], min[1], max[0], max[1]);
  }
  fprintf(stderr,"intersect circle\n");
  quadtree.intersect_circle(10, 10, 10);
  quadtree.get_intersected_cells();
  while (quadtree.has_intersected_cells())
  {
    F32 min[2],max[2];
    quadtree.get_cell_bounding_box(quadtree.intersected_cell, min, max);
    fprintf(stderr," checking tile %d with %g/%g %g/%g\n", quadtree.intersected_cell, min[0], min[1], max[0], max[1]);
  }
*/

  // possibly loop over multiple input files

  
  while (lasreadopener.active())
  {
    if (verbose) start_time = taketime();

    // open lasreader

    LASreader* lasreader = lasreadopener.open();
    if (lasreader == 0)
    {
      fprintf(stderr, "ERROR: could not open lasreader\n");
      byebye(true, argc==1);
    }

    // setup the quadtree
    LASquadtree* lasquadtree = new LASquadtree;
    lasquadtree->setup(lasreader->header.min_x, lasreader->header.max_x, lasreader->header.min_y, lasreader->header.max_y, tile_size);

    // create index and add points
    LASindex lasindex;
    lasindex.prepare(lasquadtree, threshold);
    while (lasreader->read_point()) lasindex.add(&lasreader->point, (U32)(lasreader->p_count-1));
  
    // adaptive coarsening
    lasindex.complete(minimum_points, maximum_intervals);
    // write to file
    lasindex.write(lasreadopener.get_file_name());

    lasreader->close();
    delete lasreader;
  }
  
  byebye(false, argc==1);

  return 0;
}
Example #2
0
int main(int argc, char *argv[])
{
  int i;
  bool dry = false;
#ifdef COMPILE_WITH_GUI
  bool gui = false;
#endif
#ifdef COMPILE_WITH_MULTI_CORE
  I32 cores = 1;
#endif
  bool verbose = false;
  bool waveform = false;
  bool waveform_with_map = false;
  bool report_file_size = false;
  I32 end_of_points = -1;
  bool projection_was_set = false;
  bool lax = false;
  U32 tile_size = 100;
  U32 threshold = 1000;
  U32 minimum_points = 100000;
  I32 maximum_intervals = -20;
  double start_time = 0.0;

  LASreadOpener lasreadopener;
  GeoProjectionConverter geoprojectionconverter;
  LASwriteOpener laswriteopener;

  if (argc == 1)
  {
#ifdef COMPILE_WITH_GUI
    return laszip_gui(argc, argv, 0);
#else
    fprintf(stderr,"laszip.exe is better run in the command line or via the lastool.exe GUI\n");
    char file_name[256];
    fprintf(stderr,"enter input file: "); fgets(file_name, 256, stdin);
    file_name[strlen(file_name)-1] = '\0';
    lasreadopener.set_file_name(file_name);
    fprintf(stderr,"enter output file: "); fgets(file_name, 256, stdin);
    file_name[strlen(file_name)-1] = '\0';
    laswriteopener.set_file_name(file_name);
#endif
  }
  else
  {
    for (i = 1; i < argc; i++)
    {
      if (argv[i][0] == '–') argv[i][0] = '-';
    }
    if (!geoprojectionconverter.parse(argc, argv)) byebye(true);
    if (!lasreadopener.parse(argc, argv)) byebye(true);
    if (!laswriteopener.parse(argc, argv)) byebye(true);
  }

  for (i = 1; i < argc; i++)
  {
    if (argv[i][0] == '\0')
    {
      continue;
    }
    else if (strcmp(argv[i],"-h") == 0 || strcmp(argv[i],"-help") == 0)
    {
      fprintf(stderr, "LAStools (by [email protected]) version %d\n", LAS_TOOLS_VERSION);
      usage();
    }
    else if (strcmp(argv[i],"-v") == 0 || strcmp(argv[i],"-verbose") == 0)
    {
      verbose = true;
    }
    else if (strcmp(argv[i],"-version") == 0)
    {
      fprintf(stderr, "LAStools (by [email protected]) version %d\n", LAS_TOOLS_VERSION);
      byebye();
    }
    else if (strcmp(argv[i],"-gui") == 0)
    {
#ifdef COMPILE_WITH_GUI
      gui = true;
#else
      fprintf(stderr, "WARNING: not compiled with GUI support. ignoring '-gui' ...\n");
#endif
    }
    else if (strcmp(argv[i],"-cores") == 0)
    {
#ifdef COMPILE_WITH_MULTI_CORE
      if ((i+1) >= argc)
      {
        fprintf(stderr,"ERROR: '%s' needs 1 argument: number\n", argv[i]);
        usage(true);
      }
      argv[i][0] = '\0';
      i++;
      cores = atoi(argv[i]);
      argv[i][0] = '\0';
#else
      fprintf(stderr, "WARNING: not compiled with multi-core batching. ignoring '-cores' ...\n");
#endif
    }
    else if (strcmp(argv[i],"-dry") == 0)
    {
      dry = true;
    }
    else if (strcmp(argv[i],"-lax") == 0)
    {
      lax = true;
    }
    else if (strcmp(argv[i],"-eop") == 0)
    {
      if ((i+1) >= argc)
      {
        fprintf(stderr,"ERROR: '%s' needs 1 argument: char\n", argv[i]);
        usage(true);
      }
      i++;
      end_of_points = atoi(argv[i]);
      if ((end_of_points < 0) || (end_of_points > 255))
      {
        fprintf(stderr,"ERROR: end of points value needs to be between 0 and 255\n");
        usage(true);
      }
    }
    else if (strcmp(argv[i],"-tile_size") == 0)
    {
      if ((i+1) >= argc)
      {
        fprintf(stderr,"ERROR: '%s' needs 1 argument: size\n", argv[i]);
        usage(true);
      }
      i++;
      tile_size = atoi(argv[i]);
    }
    else if (strcmp(argv[i],"-maximum") == 0)
    {
      if ((i+1) >= argc)
      {
        fprintf(stderr,"ERROR: '%s' needs 1 argument: number\n", argv[i]);
        usage(true);
      }
      i++;
      maximum_intervals = atoi(argv[i]);
    }
    else if (strcmp(argv[i],"-minimum") == 0)
    {
      if ((i+1) >= argc)
      {
        fprintf(stderr,"ERROR: '%s' needs 1 argument: number\n", argv[i]);
        usage(true);
      }
      i++;
      minimum_points = atoi(argv[i]);
    }
    else if (strcmp(argv[i],"-threshold") == 0)
    {
      if ((i+1) >= argc)
      {
        fprintf(stderr,"ERROR: '%s' needs 1 argument: value\n", argv[i]);
        usage(true);
      }
      i++;
      threshold = atoi(argv[i]);
    }
    else if (strcmp(argv[i],"-size") == 0)
    {
      report_file_size = true;
    }
    else if (strcmp(argv[i],"-waveform") == 0 || strcmp(argv[i],"-waveforms") == 0)
    {
      waveform = true;
    }
    else if (strcmp(argv[i],"-waveform_with_map") == 0 || strcmp(argv[i],"-waveforms_with_map") == 0)
    {
      waveform = true;
      waveform_with_map = true;
    }
    else if ((argv[i][0] != '-') && (lasreadopener.get_file_name_number() == 0))
    {
      lasreadopener.add_file_name(argv[i]);
      argv[i][0] = '\0';
    }
    else
    {
      fprintf(stderr, "ERROR: cannot understand argument '%s'\n", argv[i]);
      usage(true);
    }
  }

#ifdef COMPILE_WITH_GUI
  if (gui)
  {
    return laszip_gui(argc, argv, &lasreadopener);
  }
#endif

#ifdef COMPILE_WITH_MULTI_CORE
  if ((cores > 1) && (lasreadopener.get_file_name_number() > 1) && (!lasreadopener.get_merged()))
  {
    return laszip_multi_core(argc, argv, &geoprojectionconverter, &lasreadopener, &laswriteopener, cores);
  }
#endif

  // check input

  if (!lasreadopener.active())
  {
    fprintf(stderr,"ERROR: no input specified\n");
    usage(true, argc==1);
  }

  // make sure we do not corrupt the input file

  if (lasreadopener.get_file_name() && laswriteopener.get_file_name() && (strcmp(lasreadopener.get_file_name(), laswriteopener.get_file_name()) == 0))
  {
    fprintf(stderr, "ERROR: input and output file name are identical\n");
    usage(true);
  }

  // check if projection info was set in the command line

  int number_of_keys;
  GeoProjectionGeoKeys* geo_keys = 0;
  int num_geo_double_params;
  double* geo_double_params = 0;

  if (geoprojectionconverter.has_projection())
  {
    projection_was_set = geoprojectionconverter.get_geo_keys_from_projection(number_of_keys, &geo_keys, num_geo_double_params, &geo_double_params);
  }

  // loop over multiple input files

  while (lasreadopener.active())
  {
    if (verbose) start_time = taketime();

    // open lasreader

    LASreader* lasreader = lasreadopener.open();

    if (lasreader == 0)
    {
      fprintf(stderr, "ERROR: could not open lasreader\n");
      usage(true, argc==1);
    }

    // switch

    if (report_file_size)
    {
      // maybe only report uncompressed file size
      I64 uncompressed_file_size = (I64)lasreader->header.number_of_point_records * (I64)lasreader->header.point_data_record_length + lasreader->header.offset_to_point_data;
      if (uncompressed_file_size == (I64)((U32)uncompressed_file_size))
        fprintf(stderr,"uncompressed file size is %u bytes or %.2f MB for '%s'\n", (U32)uncompressed_file_size, (F64)uncompressed_file_size/1024.0/1024.0, lasreadopener.get_file_name());
      else
        fprintf(stderr,"uncompressed file size is %.2f MB or %.2f GB for '%s'\n", (F64)uncompressed_file_size/1024.0/1024.0, (F64)uncompressed_file_size/1024.0/1024.0/1024.0, lasreadopener.get_file_name());
    }
    else if (dry)
    {
      // maybe only a dry read pass
      start_time = taketime();
      while (lasreader->read_point());
      fprintf(stderr,"needed %g secs to read '%s'\n", taketime()-start_time, lasreadopener.get_file_name());
    }
    else
    {
      I64 start_of_waveform_data_packet_record = 0;

      // create output file name if no output was specified 
      if (!laswriteopener.active())
      {
        if (lasreadopener.get_file_name() == 0)
        {
          fprintf(stderr,"ERROR: no output specified\n");
          usage(true, argc==1);
        }
        laswriteopener.set_force(TRUE);
        laswriteopener.make_file_name(lasreadopener.get_file_name(), -2);
        if (!laswriteopener.format_was_specified())
        {
          char* file_name_out = strdup(laswriteopener.get_file_name());
          int len = strlen(file_name_out);
          if (lasreader->get_format() == LAS_TOOLS_FORMAT_LAZ)
          {
            file_name_out[len-3] = 'l';
            file_name_out[len-2] = 'a';
            file_name_out[len-1] = 's';
          }
          else 
          {
            file_name_out[len-3] = 'l';
            file_name_out[len-2] = 'a';
            file_name_out[len-1] = 'z';
          }
          laswriteopener.set_file_name(file_name_out);
          free(file_name_out);
        }
      }

      // maybe set projection

      if (projection_was_set)
      {
        lasreader->header.set_geo_keys(number_of_keys, (LASvlr_key_entry*)geo_keys);
        if (geo_double_params)
        {
          lasreader->header.set_geo_double_params(num_geo_double_params, geo_double_params);
        }
        else
        {
          lasreader->header.del_geo_double_params();
        }
        lasreader->header.del_geo_ascii_params();
      }

      // almost never open laswaveform13reader and laswaveform13writer (-:

      LASwaveform13reader* laswaveform13reader = 0;
      LASwaveform13writer* laswaveform13writer = 0;

      if (waveform)
      {
        laswaveform13reader = lasreadopener.open_waveform13(&lasreader->header);
        if (laswaveform13reader)
        {
          // switch compression on/off
          U8 compression_type = (laswriteopener.get_format() == LAS_TOOLS_FORMAT_LAZ ? 1 : 0);
          for (i = 0; i < 255; i++) if (lasreader->header.vlr_wave_packet_descr[i]) lasreader->header.vlr_wave_packet_descr[i]->setCompressionType(compression_type);
          // create laswaveform13writer
          laswaveform13writer = laswriteopener.open_waveform13(&lasreader->header);
          if (laswaveform13writer == 0)
          {
            delete [] laswaveform13reader;
            laswaveform13reader = 0;
            waveform = 0;
            // switch compression on/off back
            U8 compression_type = (laswriteopener.get_format() == LAS_TOOLS_FORMAT_LAZ ? 0 : 1);
            for (i = 0; i < 255; i++) if (lasreader->header.vlr_wave_packet_descr[i]) lasreader->header.vlr_wave_packet_descr[i]->setCompressionType(compression_type);
          }
        }
        else
        {
          waveform = false;
        }
      }

      // special check for LAS 1.3+ files that contain waveform data

      if ((lasreader->header.version_major == 1) && (lasreader->header.version_minor >= 3))
      {
        if (lasreader->header.global_encoding & 2) // if bit # 1 is set we have internal waveform data
        {
          lasreader->header.global_encoding &= ~((U16)2); // remove internal bit
          if (lasreader->header.start_of_waveform_data_packet_record) // offset to 
          {
            start_of_waveform_data_packet_record = lasreader->header.start_of_waveform_data_packet_record;
            lasreader->header.start_of_waveform_data_packet_record = 0;
            lasreader->header.global_encoding |= ((U16)4); // set external bit
          }
        }
      }

      // open laswriter

      LASwriter* laswriter = laswriteopener.open(&lasreader->header);

      if (laswriter == 0)
      {
        fprintf(stderr, "ERROR: could not open laswriter\n");
        usage(true, argc==1);
      }

      // should we also deal with waveform data

      if (waveform)
      {
        U8 compression_type = (laswaveform13reader->is_compressed() ? 1 : 0);
        for (i = 0; i < 255; i++) if (lasreader->header.vlr_wave_packet_descr[i]) lasreader->header.vlr_wave_packet_descr[i]->setCompressionType(compression_type);

        U64 last_offset = 0;
        U32 last_size = 60;
        U64 new_offset = 0;
        U32 new_size = 0;
        U32 waves_written = 0;
        U32 waves_referenced = 0;

        my_offset_size_map offset_size_map;

        LASindex lasindex;
        if (lax) // should we also create a spatial indexing file
        {
          // setup the quadtree
          LASquadtree* lasquadtree = new LASquadtree;
          lasquadtree->setup(lasreader->header.min_x, lasreader->header.max_x, lasreader->header.min_y, lasreader->header.max_y, tile_size);

          // create lax index
          lasindex.prepare(lasquadtree, threshold);
        }

        // loop over points

        while (lasreader->read_point())
        {
          if (lasreader->point.wavepacket.getIndex()) // if point is attached to a waveform
          {
            waves_referenced++;
            if (lasreader->point.wavepacket.getOffset() == last_offset)
            {
              lasreader->point.wavepacket.setOffset(new_offset);
              lasreader->point.wavepacket.setSize(new_size);
            }
            else if (lasreader->point.wavepacket.getOffset() > last_offset)
            {
              if (lasreader->point.wavepacket.getOffset() > (last_offset + last_size))
              {
                if (!waveform_with_map)
                {
                  fprintf(stderr,"WARNING: gap in waveform offsets.\n");
#ifdef _WIN32
                  fprintf(stderr,"WARNING: last offset plus size was %I64d but new offset is %I64d (for point %I64d)\n", (last_offset + last_size), lasreader->point.wavepacket.getOffset(), lasreader->p_count);
#else
                  fprintf(stderr,"WARNING: last offset plus size was %lld but new offset is %lld (for point %lld)\n", (last_offset + last_size), lasreader->point.wavepacket.getOffset(), lasreader->p_count);
#endif
                }
              }
              waves_written++;
              last_offset = lasreader->point.wavepacket.getOffset();
              last_size = lasreader->point.wavepacket.getSize();
              laswaveform13reader->read_waveform(&lasreader->point);
              laswaveform13writer->write_waveform(&lasreader->point, laswaveform13reader->samples);
              new_offset = lasreader->point.wavepacket.getOffset();
              new_size = lasreader->point.wavepacket.getSize();
              if (waveform_with_map)
              {
                offset_size_map.insert(my_offset_size_map::value_type(last_offset, OffsetSize(new_offset,new_size)));
              }
            }
            else
            {
              if (waveform_with_map)
              {
                my_offset_size_map::iterator map_element;
                map_element = offset_size_map.find(lasreader->point.wavepacket.getOffset());
                if (map_element == offset_size_map.end())
                {
                  waves_written++;
                  last_offset = lasreader->point.wavepacket.getOffset();
                  last_size = lasreader->point.wavepacket.getSize();
                  laswaveform13reader->read_waveform(&lasreader->point);
                  laswaveform13writer->write_waveform(&lasreader->point, laswaveform13reader->samples);
                  new_offset = lasreader->point.wavepacket.getOffset();
                  new_size = lasreader->point.wavepacket.getSize();
                  offset_size_map.insert(my_offset_size_map::value_type(last_offset, OffsetSize(new_offset,new_size)));
                }
                else
                {
                  lasreader->point.wavepacket.setOffset((*map_element).second.offset);
                  lasreader->point.wavepacket.setSize((*map_element).second.size);
                }
              }
              else
              {
                fprintf(stderr,"ERROR: waveform offsets not in monotonically increasing order.\n");
#ifdef _WIN32
                fprintf(stderr,"ERROR: last offset was %I64d but new offset is %I64d (for point %I64d)\n", last_offset, lasreader->point.wavepacket.getOffset(), lasreader->p_count);
#else
                fprintf(stderr,"ERROR: last offset was %lld but new offset is %lld (for point %lld)\n", last_offset, lasreader->point.wavepacket.getOffset(), lasreader->p_count);
#endif
                fprintf(stderr,"ERROR: use option '-waveforms_with_map' to compress.\n");
                byebye(true, argc==1);
              }
            }
          }
          laswriter->write_point(&lasreader->point);
          if (lax)
          {
            lasindex.add(&lasreader->point, (U32)(laswriter->p_count));
          }
          if (!lasreadopener.has_populated_header())
          {
            laswriter->update_inventory(&lasreader->point);
          }
        }

        if (verbose && ((laswriter->p_count % 1000000) == 0)) fprintf(stderr,"written %d referenced %d of %d points\n", waves_written, waves_referenced, (I32)laswriter->p_count);

        if (!lasreadopener.has_populated_header())
        {
          laswriter->update_header(&lasreader->header, TRUE);
        }

        if (lax)
        {
          // adaptive coarsening
          lasindex.complete(minimum_points, maximum_intervals);

          // write lax to file
          lasindex.write(laswriteopener.get_file_name());
        }
      }
      else
      {
        // loop over points

        if (lasreadopener.has_populated_header())
        {
          if (lax) // should we also create a spatial indexing file
          {
            // setup the quadtree
            LASquadtree* lasquadtree = new LASquadtree;
            lasquadtree->setup(lasreader->header.min_x, lasreader->header.max_x, lasreader->header.min_y, lasreader->header.max_y, tile_size);

            // create lax index
            LASindex lasindex;
            lasindex.prepare(lasquadtree, threshold);
  
            // compress points and add to index
            while (lasreader->read_point())
            {
              lasindex.add(&lasreader->point, (U32)(laswriter->p_count));
              laswriter->write_point(&lasreader->point);
            }

            // adaptive coarsening
            lasindex.complete(minimum_points, maximum_intervals);

            // write lax to file
            lasindex.write(laswriteopener.get_file_name());
          }
          else
          {
            if (end_of_points > -1)
            {
              U8 point10[20];
              memset(point10, end_of_points, 20);

              if (verbose) fprintf(stderr, "writing with end_of_points value %d\n", end_of_points);

              while (lasreader->read_point())
              {
                if (memcmp(point10, &lasreader->point, 20) == 0)
                {
                  break;
                }
                laswriter->write_point(&lasreader->point);
                laswriter->update_inventory(&lasreader->point);
              }
              laswriter->update_header(&lasreader->header, TRUE);
            }
            else
            {
              while (lasreader->read_point())
              {
                laswriter->write_point(&lasreader->point);
              }
            }
          }
        }
        else
        {
          if (lax && (lasreader->header.min_x < lasreader->header.max_x) && (lasreader->header.min_y < lasreader->header.max_y))
          {
            // setup the quadtree
            LASquadtree* lasquadtree = new LASquadtree;
            lasquadtree->setup(lasreader->header.min_x, lasreader->header.max_x, lasreader->header.min_y, lasreader->header.max_y, tile_size);

            // create lax index
            LASindex lasindex;
            lasindex.prepare(lasquadtree, threshold);
  
            // compress points and add to index
            while (lasreader->read_point())
            {
              lasindex.add(&lasreader->point, (U32)(laswriter->p_count));
              laswriter->write_point(&lasreader->point);
              laswriter->update_inventory(&lasreader->point);
            }

            // adaptive coarsening
            lasindex.complete(minimum_points, maximum_intervals);

            // write lax to file
            lasindex.write(laswriteopener.get_file_name());
          }
          else
          {
            if (end_of_points > -1)
            {
              U8 point10[20];
              memset(point10, end_of_points, 20);

              if (verbose) fprintf(stderr, "writing with end_of_points value %d\n", end_of_points);

              while (lasreader->read_point())
              {
                if (memcmp(point10, &lasreader->point, 20) == 0)
                {
                  break;
                }
                laswriter->write_point(&lasreader->point);
                laswriter->update_inventory(&lasreader->point);
              }
            }
            else
            {
              while (lasreader->read_point())
              {
                laswriter->write_point(&lasreader->point);
                laswriter->update_inventory(&lasreader->point);
              }
            }
          }
          laswriter->update_header(&lasreader->header, TRUE);
        }
      }

      I64 total_bytes = laswriter->close();
      delete laswriter;
  
#ifdef _WIN32
      if (verbose) fprintf(stderr,"%g secs to write %I64d bytes for '%s' with %I64d points of type %d\n", taketime()-start_time, total_bytes, laswriteopener.get_file_name(), lasreader->p_count, lasreader->header.point_data_format);
#else
      if (verbose) fprintf(stderr,"%g secs to write %lld bytes for '%s' with %lld points of type %d\n", taketime()-start_time, total_bytes, laswriteopener.get_file_name(), lasreader->p_count, lasreader->header.point_data_format);
#endif

      if (start_of_waveform_data_packet_record && !waveform)
      {
        lasreader->close(FALSE);
        ByteStreamIn* stream = lasreader->get_stream();
        stream->seek(start_of_waveform_data_packet_record);
        char* wave_form_file_name;
        if (laswriteopener.get_file_name())
        {
          wave_form_file_name = strdup(laswriteopener.get_file_name());
          int len = strlen(wave_form_file_name);
          if (wave_form_file_name[len-3] == 'L')
          {
            wave_form_file_name[len-3] = 'W';
            wave_form_file_name[len-2] = 'D';
            wave_form_file_name[len-1] = 'P';
          }
          else
          {
            wave_form_file_name[len-3] = 'w';
            wave_form_file_name[len-2] = 'd';
            wave_form_file_name[len-1] = 'p';
          }
        }
        else
        {
          wave_form_file_name = strdup("wave_form.wdp");
        }
        FILE* file = fopen(wave_form_file_name, "wb");
        if (file)
        {
          if (verbose) fprintf(stderr,"writing waveforms to '%s'\n", wave_form_file_name);
          try
          {
            int byte;
            while (true)
            {
              byte = stream->getByte();
              fputc(byte, file);
            }
          }
          catch (...)
          {
            fclose(file);
          }
        }
      }

      laswriteopener.set_file_name(0);
    }
  
    lasreader->close();

    delete lasreader;
  }

  if (projection_was_set)
  {
    free(geo_keys);
    if (geo_double_params)
    {
      free(geo_double_params);
    }
  }

  byebye(false, argc==1);

  return 0;
}