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| int F_Sobel(IplImage *i,IplImage *ii)
{
//IplImage *i=NULL;
i=cvLoadImage("C:/Users/Dell/Desktop/t.jpg",0);
//cvNamedWindow("Original",1);
/*pictureBox1->ImageLocation=(i);*/
}
//cvShowImage("Original",i);
uchar* a;
a=(uchar*) i->imageData;
//IplImage* ii=NULL;
ii=cvCloneImage(i);
uchar* aa;
aa=(uchar*) ii->imageData;
int step ;
step=i->widthStep;
long H,W;
H=i->height;
W=i->width;
cout<<H<<endl;
cout<<W<<endl;
int sx[3][3]={{-1,0,1},{-2,0,2},{-1,0,1}};//Sobel X
int sy[3][3]={{-1,-2,-1},{0,0,0},{1,2,1}};//Sobel Y
int q,j,m,n;//Compteurs
double gsx,gsy;//gradien
for(q=0;q<=W+1;q++)
{
a[ 0 * step + q ]=0;
a[ (H+1) * step + q ]=0;
}
for(j=0;j<=H+1;j++)
{
a[ j * step + 0 ] = 0;
a[ j * step + (W+1) ] = 0;
}
for( m=1 ; m <= H ; m++ )
{
for( n=1 ; n <= W ; n++ )
{//début du traitement Sobel
gsx=a[(m-1)*step+(n-1)]*sx[0][0]+a[(m-1)*step+n]*sx[1][0]+a[(m-1)*step+(n+1)]*sx[2][0]+a[m*step+(n-1)]*sx[0][1]+a[m*step+n]*sx[1][1]+a[m*step+(n+1)]*sx[2][1]+a[(m+1)*step+(n-1)]*sx[0][2]+a[(m+1)*step+n]*sx[1][2]+a[(m+1)*step+(n+1)]*sx[2][2];
gsy=a[(m-1)*step+(n-1)]*sy[0][0]+a[(m-1)*step+n]*sy[1][0]+a[(m-1)*step+(n+1)]*sy[2][0]+a[m*step+(n-1)]*sy[0][1]+a[m*step+n]*sy[1][1]+a[m*step+(n+1)]*sy[2][1]+a[(m+1)*step+(n-1)]*sy[0][2]+a[(m+1)*step+n]*sy[1][2]+a[(m+1)*step+(n+1)]*sy[2][2];
aa[(m-1)*step+(n-1)]= ((abs(gsx) + abs(gsy))/4);
//fin du traitement Sobel
}
}
IplImage* isobel;
isobel=cvCloneImage(i);
cvSobel(i,isobel,0,1);
// cvNamedWindow("S_OpenCv",1);
PictureBox2->ImageLocation=();
//cvShowImage("S_OpenCv", isobel);
//cvNamedWindow("Sobel",1);
pictureBox3->ImageLocation=(ii);
//cvShowImage("Sobel",ii);
cvWaitKey(0);
return 0;
}
void main()
{IplImage *i;//=NULL;
IplImage *ii;//=NULL;
i=cvLoadImage("C:/Users/Dell/Desktop/t.jpg",0);
ii=cvCloneImage(i);
F_Sobel(i,ii);
} |
