void slice(head *header,pi **a,pinfo *info,int n){
int margin=15;
int hmargin=20;
long unsigned sx=margin;
long unsigned ex=header->width/n-hmargin;
for (int i = 0; i < n; ++i)
{
char name[13];
snprintf(name,sizeof(name),"output1%d.bmp",i);
pi **ab=crop(header,a,sx,header->height-margin,sx+ex,margin);
head *newH=changeHeader(header,ex,header->height-2*margin);
blackWhite(ab,ex,header->height-2*margin);
writeImage(ab,newH,info,name);
doTess(name);
// free(ab);
sx+=ex+hmargin;
}
}
int main( void )
{
CvCapture* capture = NULL;
IplImage* frame = NULL;
int nFrames;
IplImage* avrg = NULL;
IplImage* avrg2 = NULL;
IplImage* newFrame = NULL;
IplImage* median = NULL;
IplImage* imgClosed = NULL;
IplImage* imgTemp = NULL;
int w, h, i, nc, nl, step, numContours, j;
CvSeq* first_contour;
IplConvKernel* elem;
IplImage* img;
CvMemStorage* contour_storage;
CvScalar s, black, white;
contour_storage = cvCreateMemStorage(0);
nFrames = 0;
black.val[0] = black.val[1] = black.val[2] = 0x00;
white.val[0] = white.val[1] = white.val[2] = 0xFF;
cvNamedWindow("Input", CV_WINDOW_AUTOSIZE);
cvCreateTrackbar( "Threshold", "Input", &threshold, 255, NULL );
cvNamedWindow("Output", CV_WINDOW_AUTOSIZE);
capture = cvCaptureFromCAM(CV_CAP_ANY); // Capture using any camera connected
if( !capture )
{
printf("Could not initialize capturing...\n");
return 0;
}
frame = cvQueryFrame(capture);
if(frame)
{
avrg = cvCreateImage( cvGetSize(frame), IPL_DEPTH_32F, 3 );
newFrame = cvCloneImage(frame);
avrg2 = cvCloneImage(frame);
median = cvCloneImage(frame);
imgClosed = cvCloneImage(frame);
imgTemp = cvCloneImage(frame);
img = cvCreateImage( cvGetSize(frame), 8, 1 );
nFrames++;
}
for(i = 0; i < frame->height; i++)
{
for(j = 0; j < frame->width; j++)
{
cvSet2D(avrg,i,j,cvGet2D(frame,i,j));
}
}
// Treinamento
while(nFrames <= 30)
{
frame = cvQueryFrame(capture);
if(!frame) break;
nFrames++;
if(cvWaitKey(1) >= 0) break;
avrgTrain(frame, avrg);
}
for(i = 0; i < frame->height; i++)
{
for(j = 0; j < frame->width; j++)
{
s = cvGet2D(avrg,i,j);
s.val[0] = s.val[0]*0.034f;
s.val[1] = s.val[1]*0.034f;
s.val[2] = s.val[2]*0.034f;
cvSet2D(avrg2,i,j,s);
}
}
elem = cvCreateStructuringElementEx(9, 9, 4, 4, CV_SHAPE_ELLIPSE);
while(1)
{
frame = cvQueryFrame(capture);
if(!frame) break;
blackWhite(avrg2, frame, newFrame, threshold, black, white);
cvSmooth( newFrame, median, CV_MEDIAN, 3, 3, 0, 0 );
cvMorphologyEx(median, imgClosed, imgTemp, elem, CV_MOP_CLOSE, 1);
/* Pega os contornos ativos */
cvCvtColor( imgClosed, img, CV_BGR2GRAY );
numContours = cvFindContours( img, contour_storage, &first_contour, sizeof(CvContour), CV_RETR_EXTERNAL, CV_CHAIN_APPROX_TC89_L1);
for (i = 0 ; i<numContours ; first_contour = first_contour->h_next, i++)
{
cvDrawContours(imgClosed,first_contour,CV_RGB(255,0,0),CV_RGB(255,0,0),2,1,8,cvPoint(0,0));
}
cvShowImage("Input", frame);
cvShowImage("Output", imgClosed);
if(cvWaitKey(1) >= 0) break;
}
cvWaitKey(10000);
cvReleaseCapture(&capture);
/* Libera as janelas */
cvDestroyWindow("Input");
cvDestroyWindow("Output");
/* Libera as imagens */
cvReleaseImage(&avrg);
cvReleaseImage(&median);
cvReleaseImage(&newFrame);
cvReleaseImage(&imgClosed);
cvReleaseImage(&imgTemp);
return 0;
}
