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factory.h
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/***************************************************************************
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* factory.h - Camera factory
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*
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* Created: Wed Apr 11 14:40:22 2007
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* Copyright 2005-2007 Tim Niemueller [www.niemueller.de]
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*
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****************************************************************************/
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/* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version. A runtime exception applies to
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* this software (see LICENSE.GPL_WRE file mentioned below for details).
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* Read the full text in the LICENSE.GPL_WRE file in the doc directory.
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*/
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#ifndef __FIREVISION_CAMS_FACTORY_H_
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#define __FIREVISION_CAMS_FACTORY_H_
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#include <core/exception.h>
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#include <core/exceptions/software.h>
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#include <fvcams/camera.h>
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#include <fvcams/cam_exceptions.h>
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#include <cstddef>
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namespace
firevision
{
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#if 0
/* just to make Emacs auto-indent happy */
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}
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#endif
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class
CameraArgumentParser;
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class
CameraFactory
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{
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public
:
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static
Camera
* instance(
const
char
*as);
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static
Camera
* instance(
const
CameraArgumentParser
*cap);
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/** Get typed instance of camera.
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* Creates a new instance and converts it to the requested type. If the type
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* does not match the requested camera an exception is thrown.
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* @param as camera argument string
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* @return typed camera instance
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* @exception TypeMismatchException thrown, if requested camera does not match
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* requested type.
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*/
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template
<
class
C>
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static
C* instance(
const
char
*as);
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};
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template
<
class
C>
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C *
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CameraFactory::instance(
const
char
*as)
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{
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Camera
*c = CameraFactory::instance(as);
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C *tc =
dynamic_cast<
C *
>
(c);
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if
( tc == NULL ) {
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throw
fawkes::TypeMismatchException
();
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}
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return
tc;
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}
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}
// end namespace firevision
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#endif
fawkes::TypeMismatchException
Type mismatch.
Definition:
software.h:46
firevision::Camera
Camera interface for image aquiring devices in FireVision.
Definition:
camera.h:35
firevision::CameraFactory
Camera factory.
Definition:
factory.h:42
firevision::CameraArgumentParser
Camera argument parser.
Definition:
camargp.h:38
firevision
Definition:
vision_master.h:32
src
libs
fvcams
factory.h
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