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 程式師世界 >> 編程語言 >> 更多編程語言 >> 編程綜合問答 >> c++-求大神尋找這段寫視頻代碼的內存洩漏之處,菜鳥我實在找不出了

c++-求大神尋找這段寫視頻代碼的內存洩漏之處,菜鳥我實在找不出了

編輯:編程綜合問答
求大神尋找這段寫視頻代碼的內存洩漏之處,菜鳥我實在找不出了

求大神圍觀~

 // OpenCVFindContours.cpp : 定義控制台應用程序的入口點。
//
#include "stdafx.h"  
#include "cxcore.h"   
#include "cv.h"   
#include "highgui.h"  

int _tmain(int argc, _TCHAR* argv[])
{
    CvCapture* pCapture = cvCreateCameraCapture(0);
    IplImage * pFrame;
    IplImage *psrc;
    IplImage *src = cvCreateImage(cvSize(700,700), IPL_DEPTH_8U,3);
    IplImage *gsrc = cvCreateImage(cvGetSize(src), IPL_DEPTH_8U,1);

    IplImage *dsw ;
    IplImage *dst;
    CvMemStorage *storage;
    CvSeq *first_contour;

    while(1)
    {
        psrc=cvQueryFrame(pCapture ); 

        cvResize(psrc,src,1);
        cvCvtColor(src,gsrc,CV_BGR2GRAY);

        dsw = cvCreateImage(cvGetSize(src), 8, 1);  
        dst = cvCreateImage(cvGetSize(src), 8, 3);

        storage = cvCreateMemStorage(0);  
        first_contour = NULL;  

        //turn the src image to a binary image  
        //cvThreshold(src, dsw, 125, 255, CV_THRESH_BINARY_INV);  
        cvThreshold(gsrc, dsw, 100, 255, CV_THRESH_BINARY);  

        cvFindContours(dsw, storage, &first_contour, sizeof(CvContour), CV_RETR_LIST, CV_CHAIN_APPROX_SIMPLE);  
        cvZero(dst);  
        int cnt = 0;  
        for(; first_contour != 0; first_contour = first_contour->h_next)  
        {  
            cnt++;  
            CvScalar color = CV_RGB(rand()&255, rand()&255, rand()&255);  
            cvDrawContours(dst, first_contour, color, color, 0, 2, CV_FILLED, cvPoint(0, 0));  
            CvRect rect = cvBoundingRect(first_contour,0);
            cvRectangle(dst, cvPoint(rect.x, rect.y), cvPoint(rect.x + rect.width, rect.y + rect.height),CV_RGB(255, 0, 0), 1, 8, 0);
        }  

        printf("the num of contours : %d\n", cnt);  

        cvNamedWindow( "Source", 1 );  
        cvShowImage( "Source", src );  

        cvNamedWindow( "dsw", 1 );  
        cvShowImage( "dsw", dsw );  

        cvNamedWindow( "Components", 1 );  
        cvShowImage( "Components", dst );  

    cvReleaseMemStorage(&storage);

        char c=cvWaitKey(10);
        if(c==27)
            break;  
    }

    cvDestroyWindow("Source");
    cvDestroyWindow("dsw");
    cvDestroyWindow("Components");

    cvReleaseImage(&pFrame);
    cvReleaseImage(&gsrc);
    cvReleaseImage(&src);
    cvReleaseImage(&dsw);
    cvReleaseImage(&dst);

    //cvReleaseMemStorage(&storage);
    cvReleaseCapture(&pCapture);

    return 0;  
}

最佳回答:


1.建議將下面2行代碼移到while循環裡面最後的位置看看。
cvReleaseImage(&dsw);
cvReleaseImage(&dst);

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