Visual Servoing Platform  version 3.6.1 under development (2024-12-10)
test1394TwoGrabber.cpp

Acquire images using libdc1394-2.x library.

/*
* ViSP, open source Visual Servoing Platform software.
* Copyright (C) 2005 - 2024 by Inria. All rights reserved.
*
* This software is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* See the file LICENSE.txt at the root directory of this source
* distribution for additional information about the GNU GPL.
*
* For using ViSP with software that can not be combined with the GNU
* GPL, please contact Inria about acquiring a ViSP Professional
* Edition License.
*
* See https://visp.inria.fr for more information.
*
* This software was developed at:
* Inria Rennes - Bretagne Atlantique
* Campus Universitaire de Beaulieu
* 35042 Rennes Cedex
* France
*
* If you have questions regarding the use of this file, please contact
* Inria at visp@inria.fr
*
* This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
* WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* Description:
* Firewire cameras video capture.
*/
#include <visp3/core/vpConfig.h>
#include <visp3/core/vpDebug.h>
#include <iostream>
#include <string>
#ifdef ENABLE_VISP_NAMESPACE
using namespace VISP_NAMESPACE_NAME;
#endif
#if defined(VISP_HAVE_DC1394)
#include <visp3/core/vpIoTools.h>
#include <visp3/io/vpImageIo.h>
#include <visp3/sensor/vp1394TwoGrabber.h>
int main()
{
try {
std::cout << "IEEE1394 test in progress..." << std::endl;
// Get the user name
std::string username;
std::string outputpath = "/tmp/" + username;
// Creation of an empty image container
// Creation of a framegrabber
uint64_t guid;
// Get the number of cameras connected on the bus
unsigned int ncameras; // Number of cameras on the bus
ncameras = g.getNumCameras();
for (unsigned int i = 0; i < ncameras; i++) {
g.setCamera(i);
g.getGuid(guid);
std::cout << "Detected camera with GUID 0x" << std::hex << guid << std::endl;
}
// If more than one camera connected, use the last one
if (ncameras > 1) {
g.setCamera(ncameras - 1);
g.getGuid(guid);
std::cout << "Use camera with GUID 0x" << std::hex << guid << std::endl;
g.setCamera(0); // to be sure that the setCamera() in the next line with
// guid as parameter works
g.setCamera(guid);
}
for (int i = 0; i < 10; i++)
g.acquire(I);
g.close();
std::string filename = outputpath + "/imagetest1.pgm";
std::cout << "Write image: " << filename << std::endl;
vpImageIo::write(I, filename);
std::cout << "New connection..." << std::endl;
g.open(I);
g.close();
std::cout << "New connection..." << std::endl;
g.open(I);
// g.setVideoMode(vp1394TwoGrabber::vpVIDEO_MODE_800x600_YUV422);
g.acquire(I);
g.close();
filename = outputpath + "/imagetest2.pgm";
std::cout << "Write image: " << filename << std::endl;
vpImageIo::write(I, filename);
}
catch (...) {
vpCERROR << "Failure: exit" << std::endl;
}
}
#else
int main()
{
vpTRACE("Ieee 1394 grabber capabilities are not available...");
vpTRACE("You should install libdc1394-2 to use this binary.");
}
#endif
Class for firewire ieee1394 video devices using libdc1394-2.x api.
void acquire(vpImage< unsigned char > &I)
void setCamera(uint64_t camera)
void getNumCameras(unsigned int &ncameras) const
void open(vpImage< unsigned char > &I)
static void write(const vpImage< unsigned char > &I, const std::string &filename, int backend=IO_DEFAULT_BACKEND)
Definition: vpImageIo.cpp:291
static std::string getUserName()
Definition: vpIoTools.cpp:285
static void makeDirectory(const std::string &dirname)
Definition: vpIoTools.cpp:550