File: tutorial-grabber-1394-writer.cpp

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/*! \example tutorial-grabber-1394-writer.cpp */
#include <visp3/core/vpImage.h>
#include <visp3/gui/vpDisplayX.h>
#include <visp3/io/vpVideoWriter.h>
#include <visp3/sensor/vp1394TwoGrabber.h>

int main(int argc, char **)
{
#ifdef VISP_HAVE_DC1394
  try {
    bool save = false;
    if (argc == 2) {
      save = true;
    }

    vpImage<vpRGBa> I;         // Create a color image container
    bool reset = true;         // Enable bus reset during construction (default)
    vp1394TwoGrabber g(reset); // Create a grabber based on libdc1394-2.x third party lib

    g.setVideoMode(vp1394TwoGrabber::vpVIDEO_MODE_640x480_MONO8);
    g.setFramerate(vp1394TwoGrabber::vpFRAMERATE_60);
    g.open(I);

    std::cout << "Image size: " << I.getWidth() << " " << I.getHeight() << std::endl;

#ifdef VISP_HAVE_X11
    vpDisplayX d(I);
#else
    std::cout << "No image viewer is available..." << std::endl;
#endif

    vpVideoWriter writer;
    writer.setFileName("./I%04d.pgm");
    if (save)
      writer.open(I);

    while (1) {
      g.acquire(I);

      if (save)
        writer.saveFrame(I);

      vpDisplay::display(I);
      vpDisplay::flush(I);

      if (vpDisplay::getClick(I, false))
        break;
    }

    if (save)
      writer.close();

  } catch (const vpException &e) {
    std::cout << "Catch an exception: " << e << std::endl;
  }
#else
  (void)argc;
#endif

  return EXIT_SUCCESS;
}