include/avcap/linux/V4L1_Control.h

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00001 /*
00002  * (c) 2005, 2008 Nico Pranke <Nico.Pranke@googlemail.com>, Robin Luedtke <RobinLu@gmx.de> 
00003  *
00004  * This file is part of avcap.
00005  *
00006  * avcap is free software: you can redistribute it and/or modify
00007  * it under the terms of the GNU General Public License as published by
00008  * the Free Software Foundation, either version 3 of the License, or
00009  * (at your option) any later version.
00010  *
00011  * avcap is distributed in the hope that it will be useful,
00012  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014  * GNU General Public License for more details.
00015  *
00016  * You should have received a copy of the GNU General Public License
00017  * along with avcap.  If not, see <http://www.gnu.org/licenses/>.
00018  */
00019 
00020 /* avcap is free for non-commercial use.
00021  * To use it in commercial endeavors, please contact Nico Pranke <Nico.Pranke@googlemail.com>
00022  */
00023 
00024 #ifndef V4L1_CONTROL_H_
00025 #define V4L1_CONTROL_H_
00026 
00027 #include <string>
00028 #include <list>
00029 
00030 #include "Control_avcap.h"
00031 
00032 namespace avcap
00033 {
00034         // forward declaration
00035         class V4L1_DeviceDescriptor;
00036         
00038 
00042         class V4L1_Control: public IntegerControl
00043         {
00044         public:
00045                 enum Ctrl {
00046                         BRIGHTNESS = 0,
00047                         HUE,
00048                         COLOUR,
00049                         CONTRAST,
00050                         WHITENESS,
00051                         DEPTH
00052                 };
00053         
00054         private:        
00055                 static std::string mNames[6];
00056                 
00057                 V4L1_DeviceDescriptor*  mDescriptor;
00058                 Ctrl    mType;
00059                 int             mDefaultValue;
00060                 Interval mInterval;
00061                 
00062         public:
00063                 V4L1_Control(V4L1_DeviceDescriptor* dd, Ctrl type,  __u16 def);
00064 
00065                 virtual inline ~V4L1_Control()
00066                         {}
00067                 
00068                 virtual inline int getId() const
00069                         { return mType; }
00070                 
00071                 virtual inline int getDefaultValue() const
00072                         { return mDefaultValue; }
00073                 
00074                 virtual const std::string& getName() const;
00075                 
00076                 virtual int setValue(int val);
00077 
00078                 virtual int getValue() const;
00079                 
00080                 virtual int reset();
00081 
00082                 virtual inline const Interval& getInterval() const 
00083                         { return mInterval; }
00084         };
00085 }
00086 
00087 #endif // V4L1_CONTROL_H_
00088 

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