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advised of the possibility of such damage.////M*/#ifndef __OPENCV_HIGHGUI_H__#define __OPENCV_HIGHGUI_H__#include "opencv2/core/core_c.h"#ifdef __cplusplusextern "C" {#endif /* __cplusplus *//****************************************************************************************\*                                  Basic GUI functions                                   *\****************************************************************************************///YV//-----------New for Qt/* For font */enum {  CV_FONT_LIGHT           = 25, //QFont::Light,        CV_FONT_NORMAL          = 50, //QFont::Normal,        CV_FONT_DEMIBOLD        = 63, //QFont::DemiBold,        CV_FONT_BOLD            = 75, //QFont::Bold,        CV_FONT_BLACK           = 87 //QFont::Black};enum {  CV_STYLE_NORMAL         = 0,//QFont::StyleNormal,        CV_STYLE_ITALIC         = 1, //QFont::StyleItalic,        CV_STYLE_OBLIQUE        = 2 //QFont::StyleOblique};/* ---------*///for color cvScalar(blue_component, green_component, red\_component[, alpha_component])//and alpha= 0 <-> 0xFF (not transparent <-> transparent)CVAPI(CvFont) cvFontQt( const char * nameFont, int pointSize CV_DEFAULT(-1), CvScalar color CV_DEFAULT(cvScalarAll(0)), int weight CV_DEFAULT(CV_FONT_NORMAL),  int style CV_DEFAULT(CV_STYLE_NORMAL), int spacing CV_DEFAULT(0));CVAPI(void) cvAddText( const CvArr* img, const char* text, CvPoint org, CvFont *arg2);CVAPI(void) cvDisplayOverlay( const char * name, const char* text, int delayms);CVAPI(void) cvDisplayStatusBar( const char * name, const char* text, int delayms);typedef void (CV_CDECL *CvOpenGLCallback)(void* userdata);CVAPI(void) cvCreateOpenGLCallback( const char * window_name, CvOpenGLCallback callbackOpenGL, void* userdata CV_DEFAULT(NULL), double angle CV_DEFAULT(-1), double zmin CV_DEFAULT(-1), double zmax CV_DEFAULT(-1));CVAPI(void) cvSaveWindowParameters( const char * name);CVAPI(void) cvLoadWindowParameters( const char * name);CVAPI(int) cvStartLoop( int (*pt2Func)(int argc, char *argv[]), int argc, char * argv[]);CVAPI(void) cvStopLoop();typedef void (CV_CDECL *CvButtonCallback)(int state, void* userdata);enum {CV_PUSH_BUTTON = 0, CV_CHECKBOX = 1, CV_RADIOBOX = 2};CVAPI(int) cvCreateButton( const char * button_name CV_DEFAULT(NULL),CvButtonCallback on_change CV_DEFAULT(NULL), void * userdata CV_DEFAULT(NULL) , int button_type CV_DEFAULT(CV_PUSH_BUTTON), int initial_button_state CV_DEFAULT(0));//----------------------/* this function is used to set some external parameters in case of X Window */CVAPI(int) cvInitSystem( int argc, char ** argv );CVAPI(int) cvStartWindowThread();// ---------  YV ---------enum{    //These 3 flags are used by cvSet/GetWindowProperty    CV_WND_PROP_FULLSCREEN = 0, //to change/get window's fullscreen property    CV_WND_PROP_AUTOSIZE   = 1, //to change/get window's autosize property    CV_WND_PROP_ASPECTRATIO= 2, //to change/get window's aspectratio property    //    //These 2 flags are used by cvNamedWindow and cvSet/GetWindowProperty    CV_WINDOW_NORMAL       = 0x00000000, //the user can resize the window (no constraint)  / also use to switch a fullscreen window to a normal size    CV_WINDOW_AUTOSIZE     = 0x00000001, //the user cannot resize the window, the size is constrainted by the image displayed    //    //Those flags are only for Qt    CV_GUI_EXPANDED         = 0x00000000, //status bar and tool bar    CV_GUI_NORMAL           = 0x00000010, //old fashious way    //    //These 3 flags are used by cvNamedWindow and cvSet/GetWindowProperty    CV_WINDOW_FULLSCREEN   = 1, //change the window to fullscreen    CV_WINDOW_FREERATIO    = 0x00000100, //the image expends as much as it can (no ratio constraint)    CV_WINDOW_KEEPRATIO    = 0x00000000 //the ration image is respected.};/* create window */CVAPI(int) cvNamedWindow( const char * name, int flags CV_DEFAULT(CV_WINDOW_AUTOSIZE) );/* Set and Get Property of the window */CVAPI(void) cvSetWindowProperty( const char * name, int prop_id, double prop_value);CVAPI(double) cvGetWindowProperty( const char * name, int prop_id);/* display image within window (highgui windows remember their content) */CVAPI(void) cvShowImage( const char * name, const CvArr* image );/* resize/move window */CVAPI(void) cvResizeWindow( const char * name, int width, int height );CVAPI(void) cvMoveWindow( const char * name, int x, int y );/* destroy window and all the trackers associated with it */CVAPI(void) cvDestroyWindow( const char * name );CVAPI(void) cvDestroyAllWindows( void);/* get native window handle (HWND in case of Win32 and Widget in case of X Window) */CVAPI(void*) cvGetWindowHandle( const char * name );/* get name of highgui window given its native handle */CVAPI(const char*) cvGetWindowName( void * window_handle );typedef void (CV_CDECL *CvTrackbarCallback)(int pos);/* create trackbar and display it on top of given window, set callback */CVAPI(int) cvCreateTrackbar( const char * trackbar_name, const char* window_name,                             int* value, int count, CvTrackbarCallback on_change CV_DEFAULT(NULL));typedef void (CV_CDECL *CvTrackbarCallback2)(int pos, void* userdata);CVAPI(int) cvCreateTrackbar2( const char * trackbar_name, const char* window_name,                              int* value, int count, CvTrackbarCallback2 on_change,                              void* userdata CV_DEFAULT(0));/* retrieve or set trackbar position */CVAPI(int) cvGetTrackbarPos( const char * trackbar_name, const char* window_name );CVAPI(void) cvSetTrackbarPos( const char * trackbar_name, const char* window_name, int pos );enum{    CV_EVENT_MOUSEMOVE      =0,    CV_EVENT_LBUTTONDOWN    =1,    CV_EVENT_RBUTTONDOWN    =2,    CV_EVENT_MBUTTONDOWN    =3,    CV_EVENT_LBUTTONUP      =4,    CV_EVENT_RBUTTONUP      =5,    CV_EVENT_MBUTTONUP      =6,    CV_EVENT_LBUTTONDBLCLK  =7,    CV_EVENT_RBUTTONDBLCLK  =8,    CV_EVENT_MBUTTONDBLCLK  =9};enum{    CV_EVENT_FLAG_LBUTTON   =1,    CV_EVENT_FLAG_RBUTTON   =2,    CV_EVENT_FLAG_MBUTTON   =4,    CV_EVENT_FLAG_CTRLKEY   =8,    CV_EVENT_FLAG_SHIFTKEY  =16,    CV_EVENT_FLAG_ALTKEY    =32};typedef void (CV_CDECL *CvMouseCallback )(int event, int x, int y, int flags, void * param);/* assign callback for mouse events */CVAPI(void) cvSetMouseCallback( const char * window_name, CvMouseCallback on_mouse,                                void* param CV_DEFAULT(NULL));enum{/* 8bit, color or not */    CV_LOAD_IMAGE_UNCHANGED  =-1,/* 8bit, gray */    CV_LOAD_IMAGE_GRAYSCALE  =0,/* ?, color */    CV_LOAD_IMAGE_COLOR      =1,/* any depth, ? */    CV_LOAD_IMAGE_ANYDEPTH   =2,/* ?, any color */    CV_LOAD_IMAGE_ANYCOLOR   =4};/* load image from file  iscolor can be a combination of above flags where CV_LOAD_IMAGE_UNCHANGED  overrides the other flags  using CV_LOAD_IMAGE_ANYCOLOR alone is equivalent to CV_LOAD_IMAGE_UNCHANGED  unless CV_LOAD_IMAGE_ANYDEPTH is specified images are converted to 8bit*/CVAPI(IplImage*) cvLoadImage( const char * filename, int iscolor CV_DEFAULT(CV_LOAD_IMAGE_COLOR));CVAPI(CvMat*) cvLoadImageM( const char * filename, int iscolor CV_DEFAULT(CV_LOAD_IMAGE_COLOR));enum{    CV_IMWRITE_JPEG_QUALITY =1,    CV_IMWRITE_PNG_COMPRESSION =16,    CV_IMWRITE_PXM_BINARY =32};/* save image to file */CVAPI(int) cvSaveImage( const char * filename, const CvArr* image,                        const int * params CV_DEFAULT(0) );/* decode image stored in the buffer */CVAPI(IplImage*) cvDecodeImage( const CvMat* buf, int iscolor CV_DEFAULT(CV_LOAD_IMAGE_COLOR));CVAPI(CvMat*) cvDecodeImageM( const CvMat* buf, int iscolor CV_DEFAULT(CV_LOAD_IMAGE_COLOR));/* encode image and store the result as a byte vector (single-row 8uC1 matrix) */CVAPI(CvMat*) cvEncodeImage( const char * ext, const CvArr* image,                             const int * params CV_DEFAULT(0) );enum{    CV_CVTIMG_FLIP      =1,    CV_CVTIMG_SWAP_RB   =2};/* utility function: convert one image to another with optional vertical flip */CVAPI(void) cvConvertImage( const CvArr* src, CvArr* dst, int flags CV_DEFAULT(0));/* wait for key event infinitely (delay<=0) or for "delay" milliseconds */CVAPI(int) cvWaitKey( int delay CV_DEFAULT(0));/****************************************************************************************\*                         Working with Video Files and Cameras                           *\****************************************************************************************//* "black box" capture structure */typedef struct CvCapture CvCapture;/* start capturing frames from video file */CVAPI(CvCapture*) cvCreateFileCapture( const char * filename );enum{    CV_CAP_ANY      =0,     // autodetect    CV_CAP_MIL      =100,   // MIL proprietary drivers    CV_CAP_VFW      =200,   // platform native    CV_CAP_V4L      =200,    CV_CAP_V4L2     =200,    CV_CAP_FIREWARE =300,   // IEEE 1394 drivers    CV_CAP_FIREWIRE =300,    CV_CAP_IEEE1394 =300,    CV_CAP_DC1394   =300,    CV_CAP_CMU1394  =300,    CV_CAP_STEREO   =400,   // TYZX proprietary drivers    CV_CAP_TYZX     =400,    CV_TYZX_LEFT    =400,    CV_TYZX_RIGHT   =401,    CV_TYZX_COLOR   =402,    CV_TYZX_Z       =403,    CV_CAP_QT       =500,   // QuickTime    CV_CAP_UNICAP   =600,   // Unicap drivers    CV_CAP_DSHOW    =700,   // DirectShow (via videoInput)    CV_CAP_PVAPI    =800,   // PvAPI, Prosilica GigE SDK    CV_CAP_OPENNI   =900,   // OpenNI (for Kinect)    CV_CAP_ANDROID  =1000,  // Android       CV_CAP_XIAPI    =1100   // XIMEA Camera API};/* start capturing frames from camera: index = camera_index + domain_offset (CV_CAP_*) */CVAPI(CvCapture*) cvCreateCameraCapture( int index );/* grab a frame, return 1 on success, 0 on fail.  this function is thought to be fast               */CVAPI(int) cvGrabFrame( CvCapture* capture );/* get the frame grabbed with cvGrabFrame(..)  This function may apply some frame processing like  frame decompression, flipping etc.  !!!DO NOT RELEASE or MODIFY the retrieved frame!!! */CVAPI(IplImage*) cvRetrieveFrame( CvCapture* capture, int streamIdx CV_DEFAULT(0) );/* Just a combination of cvGrabFrame and cvRetrieveFrame   !!!DO NOT RELEASE or MODIFY the retrieved frame!!!      */CVAPI(IplImage*) cvQueryFrame( CvCapture* capture );/* stop capturing/reading and free resources */CVAPI(void) cvReleaseCapture( CvCapture** capture );enum{    // modes of the controlling registers (can be: auto, manual, auto single push, absolute Latter allowed with any other mode)    // every feature can have only one mode turned on at a time    CV_CAP_PROP_DC1394_OFF         = -4,  //turn the feature off (not controlled manually nor automatically)    CV_CAP_PROP_DC1394_MODE_MANUAL = -3, //set automatically when a value of the feature is set by the user    CV_CAP_PROP_DC1394_MODE_AUTO = -2,    CV_CAP_PROP_DC1394_MODE_ONE_PUSH_AUTO = -1,    CV_CAP_PROP_POS_MSEC       =0,    CV_CAP_PROP_POS_FRAMES     =1,    CV_CAP_PROP_POS_AVI_RATIO  =2,    CV_CAP_PROP_FRAME_WIDTH    =3,    CV_CAP_PROP_FRAME_HEIGHT   =4,    CV_CAP_PROP_FPS            =5,    CV_CAP_PROP_FOURCC         =6,    CV_CAP_PROP_FRAME_COUNT    =7,    CV_CAP_PROP_FORMAT         =8,    CV_CAP_PROP_MODE           =9,    CV_CAP_PROP_BRIGHTNESS    =10,    CV_CAP_PROP_CONTRAST      =11,    CV_CAP_PROP_SATURATION    =12,    CV_CAP_PROP_HUE           =13,    CV_CAP_PROP_GAIN          =14,    CV_CAP_PROP_EXPOSURE      =15,    CV_CAP_PROP_CONVERT_RGB   =16,    CV_CAP_PROP_WHITE_BALANCE_BLUE_U =17,    CV_CAP_PROP_RECTIFICATION =18,    CV_CAP_PROP_MONOCROME     =19,    CV_CAP_PROP_SHARPNESS     =20,    CV_CAP_PROP_AUTO_EXPOSURE =21, // exposure control done by camera,                                   // user can adjust refernce level                                   // using this feature    CV_CAP_PROP_GAMMA         =22,    CV_CAP_PROP_TEMPERATURE   =23,    CV_CAP_PROP_TRIGGER       =24,    CV_CAP_PROP_TRIGGER_DELAY =25,    CV_CAP_PROP_WHITE_BALANCE_RED_V =26,    CV_CAP_PROP_MAX_DC1394    =27,    CV_CAP_PROP_AUTOGRAB      =1024, // property for highgui class CvCapture_Android only    CV_CAP_PROP_SUPPORTED_PREVIEW_SIZES_STRING=1025, // readonly, tricky property, returns cpnst char* indeed    CV_CAP_PROP_PREVIEW_FORMAT=1026, // readonly, tricky property, returns cpnst char* indeed    // OpenNI map generators    CV_CAP_OPENNI_DEPTH_GENERATOR = 0,    CV_CAP_OPENNI_IMAGE_GENERATOR = 1 << 31,    CV_CAP_OPENNI_GENERATORS_MASK = 1 << 31,    // Properties of cameras available through OpenNI interfaces    CV_CAP_PROP_OPENNI_OUTPUT_MODE      = 100,    CV_CAP_PROP_OPENNI_FRAME_MAX_DEPTH  = 101, // in mm    CV_CAP_PROP_OPENNI_BASELINE         = 102, // in mm    CV_CAP_PROP_OPENNI_FOCAL_LENGTH     = 103, // in pixels    CV_CAP_PROP_OPENNI_REGISTRATION_ON  = 104, // flag    CV_CAP_PROP_OPENNI_REGISTRATION     = CV_CAP_PROP_OPENNI_REGISTRATION_ON, // flag that synchronizes the remapping depth map to image map                                                                              // by changing depth generator's view point (if the flag is "on") or                                                                              // sets this view point to its normal one (if the flag is "off").    CV_CAP_OPENNI_IMAGE_GENERATOR_OUTPUT_MODE = CV_CAP_OPENNI_IMAGE_GENERATOR + CV_CAP_PROP_OPENNI_OUTPUT_MODE,    CV_CAP_OPENNI_DEPTH_GENERATOR_BASELINE = CV_CAP_OPENNI_DEPTH_GENERATOR + CV_CAP_PROP_OPENNI_BASELINE,    CV_CAP_OPENNI_DEPTH_GENERATOR_FOCAL_LENGTH = CV_CAP_OPENNI_DEPTH_GENERATOR + CV_CAP_PROP_OPENNI_FOCAL_LENGTH,    CV_CAP_OPENNI_DEPTH_GENERATOR_REGISTRATION_ON = CV_CAP_OPENNI_DEPTH_GENERATOR + CV_CAP_PROP_OPENNI_REGISTRATION_ON,       // Properties of cameras available through GStreamer interface    CV_CAP_GSTREAMER_QUEUE_LENGTH   = 200, // default is 1    CV_CAP_PROP_PVAPI_MULTICASTIP   = 300, // ip for anable multicast master mode. 0 for disable multicast       // Properties of cameras available through XIMEA SDK interface    CV_CAP_PROP_XI_DOWNSAMPLING  = 400,      // Change image resolution by binning or skipping.     CV_CAP_PROP_XI_DATA_FORMAT   = 401,       // Output data format.    CV_CAP_PROP_XI_OFFSET_X      = 402,      // Horizontal offset from the origin to the area of interest (in pixels).    CV_CAP_PROP_XI_OFFSET_Y      = 403,      // Vertical offset from the origin to the area of interest (in pixels).    CV_CAP_PROP_XI_TRG_SOURCE    = 404,      // Defines source of trigger.    CV_CAP_PROP_XI_TRG_SOFTWARE  = 405,      // Generates an internal trigger. PRM_TRG_SOURCE must be set to TRG_SOFTWARE.    CV_CAP_PROP_XI_GPI_SELECTOR  = 406,      // Selects general purpose input    CV_CAP_PROP_XI_GPI_MODE      = 407,      // Set general purpose input mode    CV_CAP_PROP_XI_GPI_LEVEL     = 408,      // Get general purpose level    CV_CAP_PROP_XI_GPO_SELECTOR  = 409,      // Selects general purpose output    CV_CAP_PROP_XI_GPO_MODE      = 410,      // Set general purpose output mode    CV_CAP_PROP_XI_LED_SELECTOR  = 411,      // Selects camera signalling LED    CV_CAP_PROP_XI_LED_MODE      = 412,      // Define camera signalling LED functionality    CV_CAP_PROP_XI_MANUAL_WB     = 413,      // Calculates White Balance(must be called during acquisition)    CV_CAP_PROP_XI_AUTO_WB       = 414,      // Automatic white balance    CV_CAP_PROP_XI_AEAG          = 415,      // Automatic exposure/gain    CV_CAP_PROP_XI_EXP_PRIORITY  = 416,      // Exposure priority (0.5 - exposure 50%, gain 50%).    CV_CAP_PROP_XI_AE_MAX_LIMIT  = 417,      // Maximum limit of exposure in AEAG procedure    CV_CAP_PROP_XI_AG_MAX_LIMIT  = 418,      // Maximum limit of gain in AEAG procedure    CV_CAP_PROP_XI_AEAG_LEVEL    = 419,       // Average intensity of output signal AEAG should achieve(in %)    CV_CAP_PROP_XI_TIMEOUT       = 420       // Image capture timeout in milliseconds};enum{    // Data given from depth generator.    CV_CAP_OPENNI_DEPTH_MAP                 = 0, // Depth values in mm (CV_16UC1)    CV_CAP_OPENNI_POINT_CLOUD_MAP           = 1, // XYZ in meters (CV_32FC3)    CV_CAP_OPENNI_DISPARITY_MAP             = 2, // Disparity in pixels (CV_8UC1)    CV_CAP_OPENNI_DISPARITY_MAP_32F         = 3, // Disparity in pixels (CV_32FC1)    CV_CAP_OPENNI_VALID_DEPTH_MASK          = 4, // CV_8UC1    // Data given from RGB image generator.    CV_CAP_OPENNI_BGR_IMAGE                 = 5,    CV_CAP_OPENNI_GRAY_IMAGE                = 6};// Supported output modes of OpenNI image generatorenum{    CV_CAP_OPENNI_VGA_30HZ     = 0,    CV_CAP_OPENNI_SXGA_15HZ    = 1};//supported by Android camera output formatsenum{  CV_CAP_ANDROID_COLOR_FRAME_BGR = 0, //BGR  CV_CAP_ANDROID_COLOR_FRAME = CV_CAP_ANDROID_COLOR_FRAME_BGR,  CV_CAP_ANDROID_GREY_FRAME  = 1,  //Y  CV_CAP_ANDROID_COLOR_FRAME_RGB = 2,  CV_CAP_ANDROID_COLOR_FRAME_BGRA = 3,  CV_CAP_ANDROID_COLOR_FRAME_RGBA = 4};/* retrieve or set capture properties */CVAPI(double) cvGetCaptureProperty( CvCapture* capture, int property_id );CVAPI(int)    cvSetCaptureProperty( CvCapture* capture, int property_id, double value );// Return the type of the capturer (eg, CV_CAP_V4W, CV_CAP_UNICAP), which is unknown if created with CV_CAP_ANYCVAPI(int)    cvGetCaptureDomain( CvCapture* capture); /* "black box" video file writer structure */typedef struct CvVideoWriter CvVideoWriter;CV_INLINE int CV_FOURCC( char c1, char c2, char c3, char c4){    return (c1 & 255) + ((c2 & 255) << 8) + ((c3 &255) << 16) + ((c4 & 255) << 24);}#define CV_FOURCC_PROMPT -1  /* Open Codec Selection Dialog (Windows only) */#define CV_FOURCC_DEFAULT CV_FOURCC('I' , 'Y', 'U', 'V' ) /* Use default codec for specified filename (Linux only) *//* initialize video file writer */CVAPI(CvVideoWriter*) cvCreateVideoWriter( const char * filename, int fourcc,                                           double fps, CvSize frame_size,                                           int is_color CV_DEFAULT(1));//CVAPI(CvVideoWriter*) cvCreateImageSequenceWriter( const char* filename,//                                                   int is_color CV_DEFAULT(1));/* write frame to video file */CVAPI(int) cvWriteFrame( CvVideoWriter* writer, const IplImage* image );/* close video file writer */CVAPI(void) cvReleaseVideoWriter( CvVideoWriter** writer );/****************************************************************************************\*                              Obsolete functions/synonyms                               *\****************************************************************************************/#define cvCaptureFromFile cvCreateFileCapture#define cvCaptureFromCAM cvCreateCameraCapture#define cvCaptureFromAVI cvCaptureFromFile#define cvCreateAVIWriter cvCreateVideoWriter#define cvWriteToAVI cvWriteFrame#define cvAddSearchPath(path)#define cvvInitSystem cvInitSystem#define cvvNamedWindow cvNamedWindow#define cvvShowImage cvShowImage#define cvvResizeWindow cvResizeWindow#define cvvDestroyWindow cvDestroyWindow#define cvvCreateTrackbar cvCreateTrackbar#define cvvLoadImage(name) cvLoadImage((name),1)#define cvvSaveImage cvSaveImage#define cvvAddSearchPath cvAddSearchPath#define cvvWaitKey(name) cvWaitKey(0)#define cvvWaitKeyEx(name,delay) cvWaitKey(delay)#define cvvConvertImage cvConvertImage#define HG_AUTOSIZE CV_WINDOW_AUTOSIZE#define set_preprocess_func cvSetPreprocessFuncWin32#define set_postprocess_func cvSetPostprocessFuncWin32#if defined WIN32 || defined _WIN32CVAPI(void) cvSetPreprocessFuncWin32_( const void * callback);CVAPI(void) cvSetPostprocessFuncWin32_( const void * callback);#define cvSetPreprocessFuncWin32(callback) cvSetPreprocessFuncWin32_((const void*)(callback))#define cvSetPostprocessFuncWin32(callback) cvSetPostprocessFuncWin32_((const void*)(callback))#endif#ifdef __cplusplus}#endif#endif