oni2pcd.cpp

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#include <pcl/point_cloud.h>
#include <pcl/point_types.h>
#include <pcl/io/oni_grabber.h>
#include <pcl/io/pcd_io.h>
#include <vector>

using namespace pcl;
using namespace pcl::console;

using Cloud = PointCloud<PointXYZRGBA>;
using CloudConstPtr = Cloud::ConstPtr;

int i = 0;
char buf[4096];

//////////////////////////////////////////////////////////////////////////////
void
printHelp (int, char **argv)
{
  print_error ("Syntax is: %s input.oni\n", argv[0]);
}

//////////////////////////////////////////////////////////////////////////////
void
cloud_cb (const CloudConstPtr& cloud)
{
  PCDWriter w;
  sprintf (buf, "frame_%06d.pcd", i);
  w.writeBinaryCompressed (buf, *cloud);
  PCL_INFO ("Wrote a cloud with %lu (%ux%u) points in %s.\n", 
            cloud->size (), cloud->width, cloud->height, buf);
  ++i;
}

/* ---[ */
int
main (int argc, char **argv)
{
  print_info ("Convert an ONI file to PCD format. For more information, use: %s -h\n", argv[0]);

  if (argc < 2)
  {
    printHelp (argc, argv);
    return (-1);
  }

  pcl::ONIGrabber* grabber = new pcl::ONIGrabber (argv[1], false, false);
  std::function<void (const CloudConstPtr&) > f = [] (const CloudConstPtr& cloud) { cloud_cb (cloud); };
  boost::signals2::connection c = grabber->registerCallback (f);

  while (grabber->hasDataLeft ())
  {
    grabber->start ();
  }
  PCL_INFO ("Successfully processed %d frames.\n", i);

  delete grabber;
  return (0);
}