手势识别代码

#include “handgesturedialog.h“
#include “ui_handgesturedialog.h“
#include 

HandGestureDialog::HandGestureDialog（QWidget *parent） :
    QDialog（parent）
    ui（new Ui::HandGestureDialog）
{
    ui->setupUi（this）;

    cam = NULL;
    frame = NULL;
    isRun = 1;
    time_intervals = 100;
    timer = new QTimer（this）;
    imag = new QImage（）;
    gesturecount = 0;
    status_switch = Nothing;
    pt = NULL;
    r = 0;
    afterSkin = NULL;
    connect（timer SIGNAL（timeout（）） this SLOT（readFarme（）））;
    ui->pushButton_CloseCamera->setDisabled （true）;
    ui->pushButton_ShowPause->setDisabled （true）;
    ui->pushButton_SnapImage->setDisabled （true）;
}

HandGestureDialog::~HandGestureDialog（）
{
    delete ui;
}

void HandGestureDialog::StartRecongizeHand （IplImage *img）
{
    // Create a string that contains the exact cascade name
    // Contains the trained classifer for detecting hand
    const char *cascade_name=“hand.xml“;
    // Create memory for calculations
    static CvMemStorage* storage = 0;
    // Create a new Haar classifier
    static CvHaarClassifierCascade* cascade = 0;
    // Sets the scale with which the rectangle is drawn with
    int scale = 1;
    // Create two points to represent the hand locations
    CvPoint pt1 pt2;
    // Looping variable
    int i;
    // Load the HaarClassifierCascade
    cascade = （CvHaarClassifierCascade*）cvLoad（ cascade_name 0 0 0 ）;
    // Check whether the cascade has loaded successfully. Else report and error and quit
    if（ !cascade ）
    {
        fprintf（ stderr “ERROR: Could not load classifier cascade
“ ）;
        return;
    }

    // Allocate the memory storage
    storage = cvCreateMemStorage（0）;

    // Create a new named window with title: result
    cvNamedWindow（ “result“ 1 ）;

    // Clear the memory storage which was used before
    cvClearMemStorage（ storage ）;

    // Find whether the cascade is loaded to find the hands. If yes then:
    if（ cascade ）
    {
        // There can be more than one hand in an image. So create a growable sequence of hands.
        // Detect the objects and store them in the sequence
        CvSeq* hands = cvHaarDetectobjects（ img cascade storage
                                            1.1 2 CV_HAAR_DO_CANNY_PRUNING
                                            cvSize（40 40） ）;

        // Loop the number of hands found.
        for（ i = 0; i < （hands ? hands->total : 0）; i++ ）
        {
            // Create a new rectangle for drawing the hand
            CvRect* r = （CvRect*）cvGetSeqElem（ hands i ）;

            // Find the dimensions of the handand scale it if necessary
            pt1.x = r->x*scale;
            pt2.x = （r->x+r->width）*scale;
            pt1.y = r->y*scale;
            pt2.y = （r->y+r->height）*scale;

            // Draw the rectangle in the input image
            cvRectangle（ img pt1 pt2 CV_RGB（23020232）

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2013-11-05 18:39  HandGesture
     文件        6093  2013-07-12 10:15  HandGestureHandGesture.pro
     文件       17435  2013-07-12 13:03  HandGestureHandGesture.pro.user
     文件        6433  2013-07-12 10:53  HandGesturehandgesturedialog.cpp
     文件        1665  2013-07-12 10:33  HandGesturehandgesturedialog.h
     文件        9569  2013-07-12 10:53  HandGesturehandgesturedialog.ui
     目录           0  2013-11-05 18:40  HandGestureInfoDoc
     文件       14143  2009-10-25 21:26  HandGestureInfoDocgestureFeatureFile.yml
     文件          79  2009-10-25 21:26  HandGestureInfoDocgestureFile.txt
     文件       72462  2011-11-29 14:19  HandGestureInfoDochand.xml
     文件         350  2013-05-30 00:23  HandGesturemain.cpp
     目录           0  2013-11-05 18:40  HandGestureOthersDocument
     文件        9084  2013-06-01 09:48  HandGestureOthersDocumentFaceDetection.cpp
     目录           0  2013-11-05 18:40  HandGestureOthersDocumentfingertips
     文件        4452  2011-01-12 17:18  HandGestureOthersDocumentfingertipsfingertips.cpp
     文件        9728  2010-12-01 09:14  HandGestureOthersDocumentfingertipsfingertips.suo
     目录           0  2013-11-05 18:40  HandGestureOthersDocumentfingertipsimages
     文件       41078  2010-11-26 16:34  HandGestureOthersDocumentfingertipsimagesdown-000.bmp
     文件       41078  2010-11-26 16:35  HandGestureOthersDocumentfingertipsimagesdown-001.bmp
     文件       41078  2010-11-26 16:34  HandGestureOthersDocumentfingertipsimagesleft-000.bmp
     文件       41078  2010-11-26 16:35  HandGestureOthersDocumentfingertipsimagesleft-001.bmp
     文件       41078  2010-11-26 16:34  HandGestureOthersDocumentfingertipsimages
ight-000.bmp
     文件       41078  2010-11-26 16:35  HandGestureOthersDocumentfingertipsimages
ight-001.bmp
     文件       41078  2010-11-26 16:34  HandGestureOthersDocumentfingertipsimagesstraight-000.bmp
     文件       41078  2010-11-26 16:35  HandGestureOthersDocumentfingertipsimagesstraight-001.bmp
     文件       41078  2010-11-26 16:34  HandGestureOthersDocumentfingertipsimagesup-000.bmp
     文件       41078  2010-11-26 16:35  HandGestureOthersDocumentfingertipsimagesup-001.bmp
     目录           0  2013-11-05 18:40  HandGestureSRC
     文件       33249  2013-06-01 00:41  HandGestureSRCAIGesture.cpp
     文件        2602  2013-05-30 14:32  HandGestureSRCAIGesture.h
     文件         895  2013-05-28 11:34  HandGestureSRCGestrueInfo.cpp
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