| | |
| | | extern "C" void convert_coco_detections(float *predictions, int classes, int num, int square, int side, int w, int h, float thresh, float **probs, box *boxes, int only_objectness); |
| | | |
| | | extern "C" char *coco_classes[]; |
| | | extern "C" image *coco_labels; |
| | | extern "C" image coco_labels[]; |
| | | |
| | | static float **probs; |
| | | static box *boxes; |
| | |
| | | static image disp ; |
| | | static cv::VideoCapture cap; |
| | | static float fps = 0; |
| | | static float demo_thresh = 0; |
| | | |
| | | static const int frames = 3; |
| | | static float *predictions[frames]; |
| | | static int demo_index = 0; |
| | | static image images[frames]; |
| | | static float *avg; |
| | | |
| | | void *fetch_in_thread_coco(void *ptr) |
| | | { |
| | |
| | | void *detect_in_thread_coco(void *ptr) |
| | | { |
| | | float nms = .4; |
| | | float thresh = .2; |
| | | |
| | | detection_layer l = net.layers[net.n-1]; |
| | | float *X = det_s.data; |
| | | float *predictions = network_predict(net, X); |
| | | float *prediction = network_predict(net, X); |
| | | |
| | | memcpy(predictions[demo_index], prediction, l.outputs*sizeof(float)); |
| | | mean_arrays(predictions, frames, l.outputs, avg); |
| | | |
| | | free_image(det_s); |
| | | convert_coco_detections(predictions, l.classes, l.n, l.sqrt, l.side, 1, 1, thresh, probs, boxes, 0); |
| | | convert_coco_detections(avg, l.classes, l.n, l.sqrt, l.side, 1, 1, demo_thresh, probs, boxes, 0); |
| | | if (nms > 0) do_nms(boxes, probs, l.side*l.side*l.n, l.classes, nms); |
| | | printf("\033[2J"); |
| | | printf("\033[1;1H"); |
| | | printf("\nFPS:%.0f\n",fps); |
| | | printf("Objects:\n\n"); |
| | | draw_detections(det, l.side*l.side*l.n, thresh, boxes, probs, coco_classes, coco_labels, 80); |
| | | |
| | | images[demo_index] = det; |
| | | det = images[(demo_index + frames/2 + 1)%frames]; |
| | | demo_index = (demo_index + 1)%frames; |
| | | |
| | | draw_detections(det, l.side*l.side*l.n, demo_thresh, boxes, probs, coco_classes, coco_labels, 80); |
| | | return 0; |
| | | } |
| | | |
| | | extern "C" void demo_coco(char *cfgfile, char *weightfile, float thresh, int cam_index) |
| | | extern "C" void demo_coco(char *cfgfile, char *weightfile, float thresh, int cam_index, const char *filename) |
| | | { |
| | | demo_thresh = thresh; |
| | | printf("YOLO demo\n"); |
| | | net = parse_network_cfg(cfgfile); |
| | | if(weightfile){ |
| | |
| | | |
| | | srand(2222222); |
| | | |
| | | cv::VideoCapture cam(cam_index); |
| | | cap = cam; |
| | | if(filename){ |
| | | cap.open(filename); |
| | | }else{ |
| | | cap.open(cam_index); |
| | | } |
| | | |
| | | if(!cap.isOpened()) error("Couldn't connect to webcam.\n"); |
| | | |
| | | detection_layer l = net.layers[net.n-1]; |
| | | int j; |
| | | |
| | | avg = (float *) calloc(l.outputs, sizeof(float)); |
| | | for(j = 0; j < frames; ++j) predictions[j] = (float *) calloc(l.outputs, sizeof(float)); |
| | | for(j = 0; j < frames; ++j) images[j] = make_image(1,1,3); |
| | | |
| | | boxes = (box *)calloc(l.side*l.side*l.n, sizeof(box)); |
| | | probs = (float **)calloc(l.side*l.side*l.n, sizeof(float *)); |
| | | for(j = 0; j < l.side*l.side*l.n; ++j) probs[j] = (float *)calloc(l.classes, sizeof(float *)); |