diff options
Diffstat (limited to 'pdp_opencv_bgsubstract.c')
| -rw-r--r-- | pdp_opencv_bgsubstract.c | 52 |
1 files changed, 40 insertions, 12 deletions
diff --git a/pdp_opencv_bgsubstract.c b/pdp_opencv_bgsubstract.c index 406311b..1895a82 100644 --- a/pdp_opencv_bgsubstract.c +++ b/pdp_opencv_bgsubstract.c @@ -52,7 +52,7 @@ typedef struct pdp_opencv_bgsubstract_struct int x_set; int x_threshold; - IplImage *image, *prev_gray, *gray, *grayLow, *grayUp, *diff_8U; + IplImage *image, *prev_image, *gray, *grayLow, *grayUp, *diff_8U; } t_pdp_opencv_bgsubstract; @@ -79,7 +79,7 @@ static void pdp_opencv_bgsubstract_process_rgb(t_pdp_opencv_bgsubstract *x) cvReleaseImage(&x->gray); cvReleaseImage(&x->grayLow); cvReleaseImage(&x->grayUp); - cvReleaseImage(&x->prev_gray); + cvReleaseImage(&x->prev_image); cvReleaseImage(&x->diff_8U); //create the orig image with new size @@ -88,7 +88,7 @@ static void pdp_opencv_bgsubstract_process_rgb(t_pdp_opencv_bgsubstract *x) x->gray = cvCreateImage(cvSize(x->image->width,x->image->height), IPL_DEPTH_8U, 1); x->grayLow = cvCreateImage(cvSize(x->image->width,x->image->height), IPL_DEPTH_8U, 1); x->grayUp = cvCreateImage(cvSize(x->image->width,x->image->height), IPL_DEPTH_8U, 1); - x->prev_gray = cvCreateImage( cvSize(x->image->width,x->image->height), 8, 1 ); + x->prev_image = cvCreateImage( cvSize(x->image->width,x->image->height), 8, 3 ); x->diff_8U = cvCreateImage( cvSize(x->image->width,x->image->height), 8, 1 ); } @@ -101,20 +101,48 @@ static void pdp_opencv_bgsubstract_process_rgb(t_pdp_opencv_bgsubstract *x) // FEM UNA COPIA DEL PACKET A image->imageData ... http://www.cs.iit.edu/~agam/cs512/lect-notes/opencv-intro/opencv-intro.html aqui veiem la estructura de IplImage memcpy( x->image->imageData, data, x->x_size*3 ); - cvCvtColor( x->image, x->gray, CV_BGR2GRAY ); + //cvCvtColor( x->image, x->gray, CV_BGR2GRAY ); if (x->x_set) { - memcpy( x->prev_gray->imageData, x->gray->imageData, x->x_size ); + memcpy( x->prev_image->imageData, data, x->x_size*3 ); x->x_set=0; } - cvSubS (x->prev_gray,cvScalar(x->x_threshold,x->x_threshold,x->x_threshold,x->x_threshold),x->grayLow,NULL); - cvAddS (x->prev_gray,cvScalar(x->x_threshold,x->x_threshold,x->x_threshold,x->x_threshold),x->grayUp,NULL); - cvInRange (x->gray, x->grayLow, x->grayUp, x->diff_8U); + //cvSubS (x->prev_image,cvScalar(x->x_threshold,x->x_threshold,x->x_threshold,x->x_threshold),x->grayLow,NULL); + //cvAddS (x->prev_image,cvScalar(x->x_threshold,x->x_threshold,x->x_threshold,x->x_threshold),x->grayUp,NULL); + //cvInRange (x->gray, x->grayLow, x->grayUp, x->diff_8U); - cvNot (x->diff_8U,x->diff_8U); + //cvNot (x->diff_8U,x->diff_8U); + + //cvCvtColor(x->diff_8U,x->image,CV_GRAY2BGR); + + int h,w,hlength, chRed, chGreen, chBlue; + long src,pixsize; + + chRed =0; + chGreen =1; + chBlue =2; + + src = 0; + + + for (h=0; h<x->image->height; h++){ + for(w=0; w<x->image->width; w++){ + if (((x->image->imageData[src+chRed ] > x->prev_image->imageData[src+chRed ] - x->x_threshold)&& + (x->image->imageData[src+chRed ] < x->prev_image->imageData[src+chRed ] + x->x_threshold))&& + ((x->image->imageData[src+chGreen] > x->prev_image->imageData[src+chGreen] - x->x_threshold)&& + (x->image->imageData[src+chGreen] < x->prev_image->imageData[src+chGreen] + x->x_threshold))&& + ((x->image->imageData[src+chBlue ] > x->prev_image->imageData[src+chBlue ] - x->x_threshold)&& + (x->image->imageData[src+chBlue ] < x->prev_image->imageData[src+chBlue ] + x->x_threshold))) + { + x->image->imageData[src+chRed] = 0; + x->image->imageData[src+chGreen] = 0; + x->image->imageData[src+chBlue] = 0; + } + src+=3; + } + } - cvCvtColor(x->diff_8U,x->image,CV_GRAY2BGR); memcpy( newdata, x->image->imageData, x->x_size*3 ); @@ -201,7 +229,7 @@ static void pdp_opencv_bgsubstract_free(t_pdp_opencv_bgsubstract *x) cvReleaseImage(&x->gray); cvReleaseImage(&x->grayLow); cvReleaseImage(&x->grayUp); - cvReleaseImage(&x->prev_gray); + cvReleaseImage(&x->prev_image); cvReleaseImage(&x->diff_8U); } @@ -233,7 +261,7 @@ void *pdp_opencv_bgsubstract_new(t_floatarg f) x->gray = cvCreateImage(cvSize(x->image->width,x->image->height), IPL_DEPTH_8U, 1); x->grayLow = cvCreateImage(cvSize(x->image->width,x->image->height), IPL_DEPTH_8U, 1); x->grayUp = cvCreateImage(cvSize(x->image->width,x->image->height), IPL_DEPTH_8U, 1); - x->prev_gray = cvCreateImage( cvSize(x->image->width,x->image->height), 8, 1 ); + x->prev_image = cvCreateImage( cvSize(x->image->width,x->image->height), 8, 3 ); x->diff_8U = cvCreateImage( cvSize(x->image->width,x->image->height), 8, 1 ); return (void *)x; |