opencv/modules/highgui/include/opencv2/highgui.hpp
2013-04-01 15:24:34 +04:00

251 lines
8.7 KiB
C++

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#ifndef __OPENCV_HIGHGUI_HPP__
#define __OPENCV_HIGHGUI_HPP__
#include "opencv2/highgui/highgui_c.h"
#ifdef __cplusplus
#include "opencv2/core.hpp"
struct CvCapture;
struct CvVideoWriter;
namespace cv
{
enum {
// Flags for namedWindow
WINDOW_NORMAL = CV_WINDOW_NORMAL, // the user can resize the window (no constraint) / also use to switch a fullscreen window to a normal size
WINDOW_AUTOSIZE = CV_WINDOW_AUTOSIZE, // the user cannot resize the window, the size is constrainted by the image displayed
WINDOW_OPENGL = CV_WINDOW_OPENGL, // window with opengl support
// Flags for set / getWindowProperty
WND_PROP_FULLSCREEN = CV_WND_PROP_FULLSCREEN, // fullscreen property
WND_PROP_AUTOSIZE = CV_WND_PROP_AUTOSIZE, // autosize property
WND_PROP_ASPECT_RATIO = CV_WND_PROP_ASPECTRATIO, // window's aspect ration
WND_PROP_OPENGL = CV_WND_PROP_OPENGL // opengl support
};
CV_EXPORTS_W void namedWindow(const String& winname, int flags = WINDOW_AUTOSIZE);
CV_EXPORTS_W void destroyWindow(const String& winname);
CV_EXPORTS_W void destroyAllWindows();
CV_EXPORTS_W int startWindowThread();
CV_EXPORTS_W int waitKey(int delay = 0);
CV_EXPORTS_W void imshow(const String& winname, InputArray mat);
CV_EXPORTS_W void resizeWindow(const String& winname, int width, int height);
CV_EXPORTS_W void moveWindow(const String& winname, int x, int y);
CV_EXPORTS_W void setWindowProperty(const String& winname, int prop_id, double prop_value);//YV
CV_EXPORTS_W double getWindowProperty(const String& winname, int prop_id);//YV
enum
{
EVENT_MOUSEMOVE =0,
EVENT_LBUTTONDOWN =1,
EVENT_RBUTTONDOWN =2,
EVENT_MBUTTONDOWN =3,
EVENT_LBUTTONUP =4,
EVENT_RBUTTONUP =5,
EVENT_MBUTTONUP =6,
EVENT_LBUTTONDBLCLK =7,
EVENT_RBUTTONDBLCLK =8,
EVENT_MBUTTONDBLCLK =9
};
enum
{
EVENT_FLAG_LBUTTON =1,
EVENT_FLAG_RBUTTON =2,
EVENT_FLAG_MBUTTON =4,
EVENT_FLAG_CTRLKEY =8,
EVENT_FLAG_SHIFTKEY =16,
EVENT_FLAG_ALTKEY =32
};
typedef void (*MouseCallback)(int event, int x, int y, int flags, void* userdata);
//! assigns callback for mouse events
CV_EXPORTS void setMouseCallback(const String& winname, MouseCallback onMouse, void* userdata = 0);
typedef void (CV_CDECL *TrackbarCallback)(int pos, void* userdata);
CV_EXPORTS int createTrackbar(const String& trackbarname, const String& winname,
int* value, int count,
TrackbarCallback onChange = 0,
void* userdata = 0);
CV_EXPORTS_W int getTrackbarPos(const String& trackbarname, const String& winname);
CV_EXPORTS_W void setTrackbarPos(const String& trackbarname, const String& winname, int pos);
// OpenGL support
typedef void (*OpenGlDrawCallback)(void* userdata);
CV_EXPORTS void setOpenGlDrawCallback(const String& winname, OpenGlDrawCallback onOpenGlDraw, void* userdata = 0);
CV_EXPORTS void setOpenGlContext(const String& winname);
CV_EXPORTS void updateWindow(const String& winname);
//Only for Qt
CV_EXPORTS CvFont fontQt(const String& nameFont, int pointSize=-1,
Scalar color=Scalar::all(0), int weight=CV_FONT_NORMAL,
int style=CV_STYLE_NORMAL, int spacing=0);
CV_EXPORTS void addText( const Mat& img, const String& text, Point org, CvFont font);
CV_EXPORTS void displayOverlay(const String& winname, const String& text, int delayms CV_DEFAULT(0));
CV_EXPORTS void displayStatusBar(const String& winname, const String& text, int delayms CV_DEFAULT(0));
CV_EXPORTS void saveWindowParameters(const String& windowName);
CV_EXPORTS void loadWindowParameters(const String& windowName);
CV_EXPORTS int startLoop(int (*pt2Func)(int argc, char *argv[]), int argc, char* argv[]);
CV_EXPORTS void stopLoop();
typedef void (CV_CDECL *ButtonCallback)(int state, void* userdata);
CV_EXPORTS int createButton( const String& bar_name, ButtonCallback on_change,
void* userdata=NULL, int type=CV_PUSH_BUTTON,
bool initial_button_state=0);
//-------------------------
enum
{
// 8bit, color or not
IMREAD_UNCHANGED =-1,
// 8bit, gray
IMREAD_GRAYSCALE =0,
// ?, color
IMREAD_COLOR =1,
// any depth, ?
IMREAD_ANYDEPTH =2,
// ?, any color
IMREAD_ANYCOLOR =4
};
enum
{
IMWRITE_JPEG_QUALITY =1,
IMWRITE_PNG_COMPRESSION =16,
IMWRITE_PNG_STRATEGY =17,
IMWRITE_PNG_BILEVEL =18,
IMWRITE_PNG_STRATEGY_DEFAULT =0,
IMWRITE_PNG_STRATEGY_FILTERED =1,
IMWRITE_PNG_STRATEGY_HUFFMAN_ONLY =2,
IMWRITE_PNG_STRATEGY_RLE =3,
IMWRITE_PNG_STRATEGY_FIXED =4,
IMWRITE_PXM_BINARY =32
};
CV_EXPORTS_W Mat imread( const String& filename, int flags=1 );
CV_EXPORTS_W bool imwrite( const String& filename, InputArray img,
const std::vector<int>& params=std::vector<int>());
CV_EXPORTS_W Mat imdecode( InputArray buf, int flags );
CV_EXPORTS Mat imdecode( InputArray buf, int flags, Mat* dst );
CV_EXPORTS_W bool imencode( const String& ext, InputArray img,
CV_OUT std::vector<uchar>& buf,
const std::vector<int>& params=std::vector<int>());
#ifndef CV_NO_VIDEO_CAPTURE_CPP_API
template<> void CV_EXPORTS Ptr<CvCapture>::delete_obj();
template<> void CV_EXPORTS Ptr<CvVideoWriter>::delete_obj();
class CV_EXPORTS_W VideoCapture
{
public:
CV_WRAP VideoCapture();
CV_WRAP VideoCapture(const String& filename);
CV_WRAP VideoCapture(int device);
virtual ~VideoCapture();
CV_WRAP virtual bool open(const String& filename);
CV_WRAP virtual bool open(int device);
CV_WRAP virtual bool isOpened() const;
CV_WRAP virtual void release();
CV_WRAP virtual bool grab();
CV_WRAP virtual bool retrieve(CV_OUT Mat& image, int channel=0);
virtual VideoCapture& operator >> (CV_OUT Mat& image);
CV_WRAP virtual bool read(CV_OUT Mat& image);
CV_WRAP virtual bool set(int propId, double value);
CV_WRAP virtual double get(int propId);
protected:
Ptr<CvCapture> cap;
};
class CV_EXPORTS_W VideoWriter
{
public:
CV_WRAP VideoWriter();
CV_WRAP VideoWriter(const String& filename, int fourcc, double fps,
Size frameSize, bool isColor=true);
virtual ~VideoWriter();
CV_WRAP virtual bool open(const String& filename, int fourcc, double fps,
Size frameSize, bool isColor=true);
CV_WRAP virtual bool isOpened() const;
CV_WRAP virtual void release();
virtual VideoWriter& operator << (const Mat& image);
CV_WRAP virtual void write(const Mat& image);
protected:
Ptr<CvVideoWriter> writer;
};
#endif
}
#endif
#endif