cam.c.tar.gz_camera

#ifdef _CH_ #pragma package <opencv> #endif #define CV_NO_BACKWARD_COMPATIBILITY #ifndef _EiC #include "cv.h" #include "highgui.h" #include <stdio.h> #include <ctype.h> #endif IplImage *image = 0, *hsv = 0, *hue = 0, *mask = 0, *backproject = 0, *histimg = 0; CvHistogram *hist = 0; int backproject_mode = 0; int select_object = 0; int track_object = 0; int show_hist = 1; CvPoint origin; CvRect selection; CvRect track_window; CvBox2D track_box; CvConnectedComp track_comp; int hdims = 16; float hranges_arr[] = {0,180}; float* hranges = hranges_arr; int vmin = 10, vmax = 256, smin = 30; /* CvScalar hsv2rgb( float hue ) //If want to convert hsv image to rgb then enable this function { int rgb[3], p, sector; static const int sector_data[][3]= {{0,2,1}, {1,2,0}, {1,0,2}, {2,0,1}, {2,1,0}, {0,1,2}}; hue *= 0.033333333333333333333333333333333f; sector = cvFloor(hue); p = cvRound(255*(hue - sector)); p ^= sector & 1 ? 255 : 0; rgb[sector_data[sector][0]] = 255; rgb[sector_data[sector][1]] = 0; rgb[sector_data[sector][2]] = p; return cvScalar(rgb[2], rgb[1], rgb[0],0); }*/ int main( int argc, char** argv ) { CvCapture* capture = 0; //By default no image so buffer is done empty; if( argc == 2 ) { printf("Capturing from CAM %d started\n",(int)argv[2]); //Print the camera specified printf("Enter Esc to Quit capturing \n"); //To quit press Esc capture = cvCaptureFromCAM((int)argv[2]); if( !capture ) { printf("Could not initialize capturing from %d camera \n",(int)argv[2]); return -1; } } if ( argc == 1) { printf("Please Enter video dev as first argument\n"); return -1; } /*if( !capture ) { printf(stderr,"Could not initialize capturing from %d camera \n",(int)argv[2]); return -1; }*/ for(;;) { IplImage* frame = 0; int i, bin_w, c; frame = cvQueryFrame( capture ); if( !frame ) break; if( !image ) { /* allocate all the buffers */ image = cvCreateImage( cvGetSize(frame), 8, 3 ); image->origin = frame->origin; hsv = cvCreateImage( cvGetSize(frame), 8, 3 ); hue = cvCreateImage( cvGetSize(frame), 8, 1 ); mask = cvCreateImage( cvGetSize(frame), 8, 1 ); backproject = cvCreateImage( cvGetSize(frame), 8, 1 ); hist = cvCreateHist( 1, &hdims, CV_HIST_ARRAY, &hranges, 1 ); histimg = cvCreateImage( cvSize(320,240), 8, 3 ); cvZero( histimg ); } cvCopy( frame, image, 0 ); //cvCvtColor(img,gray,CV_RGB2GRAY); cvCvtColor( image, hsv,CV_BGR2HSV); //IplImage* out = cvCreateImage( cvGetSize(image), IPL_DEPTH_8U, 1 ); //cvEqualizeHist( image,hsv ); //IplImage* out = cvCreateImage( cvGetSize(image), IPL_DEPTH_8U, 1 ); //cvEqualizeHist( image, hsv ); IplImage* gray = cvCreateImage( cvGetSize(frame), 8, 1 ); IplImage* out = cvCreateImage( cvGetSize(frame), IPL_DEPTH_8U, 1 ); cvCvtColor(image,gray,CV_RGB2GRAY); cvEqualizeHist( gray, out ); cvShowImage( "CAMERA output", image ); //cvShowImage( "Histogram", histimg ); c = cvWaitKey(10); if( (char) c == 27 ) break; switch( (char) c ) { case 'b': backproject_mode ^= 1; break; case 'c': track_object = 0; cvZero( histimg ); break; case 'h': show_hist ^= 1; if( !show_hist ) cvDestroyWindow( "Histogram" ); else cvNamedWindow( "Histogram", 1 ); break; default: ; } } cvReleaseCapture( &capture ); cvDestroyWindow("CamShiftDemo"); return 0; } #ifdef _EiC main(1,"camshiftdemo.c"); #endif