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manGrabV4l2.cpp
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/****************************************************************************
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*
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* $Id: manGrabV4l2.cpp 4056 2013-01-05 13:04:42Z fspindle $
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*
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* This file is part of the ViSP software.
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* Copyright (C) 2005 - 2013 by INRIA. All rights reserved.
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*
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* This software is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* ("GPL") version 2 as published by the Free Software Foundation.
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* See the file LICENSE.txt at the root directory of this source
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* distribution for additional information about the GNU GPL.
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*
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* For using ViSP with software that can not be combined with the GNU
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* GPL, please contact INRIA about acquiring a ViSP Professional
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* Edition License.
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*
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* See http://www.irisa.fr/lagadic/visp/visp.html for more information.
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*
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* This software was developed at:
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* INRIA Rennes - Bretagne Atlantique
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* Campus Universitaire de Beaulieu
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* 35042 Rennes Cedex
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* France
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* http://www.irisa.fr/lagadic
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*
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* If you have questions regarding the use of this file, please contact
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* INRIA at visp@inria.fr
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*
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* This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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* WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*
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*
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* Description:
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* Images grabbing example.
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*
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* Authors:
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* Anthony Saunier
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* Fabien Spindler
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*
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*****************************************************************************/
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#include <visp/vpImage.h>
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#include <visp/vpV4l2Grabber.h>
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int
main()
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{
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vpImage<unsigned char>
I;
// Grey level image
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#ifdef VISP_HAVE_V4L2
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vpV4l2Grabber
g;
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g.
setInput
(2);
// Input 2 on the board
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g.
setWidth
(768);
// Acquired images are 768 width
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g.
setHeight
(576);
// Acquired images are 576 height
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g.
setNBuffers
(3);
// 3 ring buffers to ensure real-time acquisition
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g.
open
(I);
// Open the grabber
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for
( ; ; )
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g.
acquire
(I);
// Acquire a 768x576 grey image
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#endif
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return
0;
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}
example
manual
image-manipulation
manGrabV4l2.cpp
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