Fawkes API Fawkes Development Version
v4l.h
1
2/***************************************************************************
3 * v4l.h - General Video4Linux access
4 *
5 * Generated: Sat Jul 5 16:16:16 2008
6 * Copyright 2008 Tobias Kellner
7 *
8 ****************************************************************************/
9
10/* This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version. A runtime exception applies to
14 * this software (see LICENSE.GPL_WRE file mentioned below for details).
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU Library General Public License for more details.
20 *
21 * Read the full text in the LICENSE.GPL_WRE file in the doc directory.
22 */
23
24#ifndef _FIREVISION_CAMS_V4L_H_
25#define _FIREVISION_CAMS_V4L_H_
26
27#include <fvcams/camera.h>
28//#include <sys/types.h>
29
30namespace firevision {
31
32class CameraArgumentParser;
33
34class V4LCamera : public Camera
35{
36public:
37 V4LCamera(const char *device_name = "/dev/video0");
39 virtual ~V4LCamera();
40
41 virtual void open();
42 virtual void start();
43 virtual void stop();
44 virtual void close();
45 virtual void flush();
46 virtual void capture();
47 virtual void print_info();
48 virtual bool ready();
49
50 virtual unsigned char *buffer();
51 virtual unsigned int buffer_size();
52 virtual void dispose_buffer();
53
54 virtual unsigned int pixel_width();
55 virtual unsigned int pixel_height();
56 virtual colorspace_t colorspace();
57
58 virtual void set_image_number(unsigned int n);
59
60private:
61 Camera *_v4l_cam;
62 char * _device_name;
63};
64
65} // end namespace firevision
66
67#endif //FIREVISION_CAMS_V4L_H__
Camera argument parser.
Definition: camargp.h:36
Camera interface for image aquiring devices in FireVision.
Definition: camera.h:33
General Video4Linux camera implementation.
Definition: v4l.h:35
virtual unsigned int pixel_width()
Width of image in pixels.
Definition: v4l.cpp:193
virtual void set_image_number(unsigned int n)
Set image number to retrieve.
Definition: v4l.cpp:217
virtual void dispose_buffer()
Dispose current buffer.
Definition: v4l.cpp:186
virtual void flush()
Flush image queue.
Definition: v4l.cpp:147
virtual colorspace_t colorspace()
Colorspace of returned image.
Definition: v4l.cpp:211
virtual unsigned int buffer_size()
Size of buffer.
Definition: v4l.cpp:180
virtual void print_info()
Print out camera information.
Definition: v4l.cpp:161
virtual ~V4LCamera()
Destructor.
Definition: v4l.cpp:79
virtual void close()
Close camera.
Definition: v4l.cpp:140
virtual bool ready()
Camera is ready for taking pictures.
Definition: v4l.cpp:168
virtual unsigned char * buffer()
Get access to current image buffer.
Definition: v4l.cpp:174
virtual void start()
Start image transfer from the camera.
Definition: v4l.cpp:122
virtual unsigned int pixel_height()
Height of image in pixels.
Definition: v4l.cpp:202
V4LCamera(const char *device_name="/dev/video0")
Constructor.
Definition: v4l.cpp:57
virtual void open()
Open the camera.
Definition: v4l.cpp:87
virtual void capture()
Capture an image.
Definition: v4l.cpp:154
virtual void stop()
Stop image transfer from the camera.
Definition: v4l.cpp:131