| | |
| | | #include "network.h" |
| | | #include "detection_layer.h" |
| | | #include "cost_layer.h" |
| | | #include "utils.h" |
| | | #include "parser.h" |
| | | #include "box.h" |
| | | |
| | | |
| | | char *class_names[] = {"bg", "aeroplane", "bicycle", "bird", "boat", "bottle", "bus", "car", "cat", "chair", "cow", "diningtable", "dog", "horse", "motorbike", "person", "pottedplant", "sheep", "sofa", "train", "tvmonitor"}; |
| | | #define AMNT 3 |
| | | void draw_detection(image im, float *box, int side) |
| | | char *class_names[] = {"aeroplane", "bicycle", "bird", "boat", "bottle", "bus", "car", "cat", "chair", "cow", "diningtable", "dog", "horse", "motorbike", "person", "pottedplant", "sheep", "sofa", "train", "tvmonitor"}; |
| | | |
| | | void draw_detection(image im, float *box, int side, char *label) |
| | | { |
| | | int classes = 21; |
| | | int classes = 20; |
| | | int elems = 4+classes; |
| | | int j; |
| | | int r, c; |
| | |
| | | for(r = 0; r < side; ++r){ |
| | | for(c = 0; c < side; ++c){ |
| | | j = (r*side + c) * elems; |
| | | //printf("%d\n", j); |
| | | //printf("Prob: %f\n", box[j]); |
| | | int class = max_index(box+j, classes); |
| | | if(box[j+class] > .02 || 1){ |
| | | //int z; |
| | | //for(z = 0; z < classes; ++z) printf("%f %s\n", box[j+z], class_names[z]); |
| | | if(box[j+class] > 0.2){ |
| | | int width = box[j+class]*5 + 1; |
| | | printf("%f %s\n", box[j+class], class_names[class]); |
| | | float red = get_color(0,class,classes); |
| | | float green = get_color(1,class,classes); |
| | | float blue = get_color(2,class,classes); |
| | | |
| | | j += classes; |
| | | int d = im.w/side; |
| | | int y = r*d+box[j]*d; |
| | | int x = c*d+box[j+1]*d; |
| | | int h = box[j+2]*im.h; |
| | | int w = box[j+3]*im.w; |
| | | draw_box(im, x-w/2, y-h/2, x+w/2, y+h/2,red,green,blue); |
| | | float x = box[j+0]; |
| | | float y = box[j+1]; |
| | | x = (x+c)/side; |
| | | y = (y+r)/side; |
| | | float w = box[j+2]; //*maxwidth; |
| | | float h = box[j+3]; //*maxheight; |
| | | h = h*h; |
| | | w = w*w; |
| | | |
| | | int left = (x-w/2)*im.w; |
| | | int right = (x+w/2)*im.w; |
| | | int top = (y-h/2)*im.h; |
| | | int bot = (y+h/2)*im.h; |
| | | draw_box_width(im, left, top, right, bot, width, red, green, blue); |
| | | } |
| | | } |
| | | } |
| | | //printf("Done\n"); |
| | | show_image(im, "box"); |
| | | cvWaitKey(0); |
| | | show_image(im, label); |
| | | } |
| | | |
| | | void train_detection(char *cfgfile, char *weightfile) |
| | | { |
| | | srand(time(0)); |
| | | data_seed = time(0); |
| | | int imgnet = 0; |
| | | char *base = basecfg(cfgfile); |
| | | printf("%s\n", base); |
| | | float avg_loss = -1; |
| | |
| | | if(weightfile){ |
| | | load_weights(&net, weightfile); |
| | | } |
| | | //net.seen = 0; |
| | | detection_layer layer = get_network_detection_layer(net); |
| | | printf("Learning Rate: %g, Momentum: %g, Decay: %g\n", net.learning_rate, net.momentum, net.decay); |
| | | int imgs = 128; |
| | | srand(time(0)); |
| | | //srand(23410); |
| | | int i = net.seen/imgs; |
| | | list *plist = get_paths("/home/pjreddie/data/voc/train.txt"); |
| | | char **paths = (char **)list_to_array(plist); |
| | | printf("%d\n", plist->size); |
| | | data train, buffer; |
| | | int im_dim = 512; |
| | | int jitter = 64; |
| | | int classes = 20; |
| | | int background = 1; |
| | | pthread_t load_thread = load_data_detection_thread(imgs, paths, plist->size, classes, im_dim, im_dim, 7, 7, jitter, background, &buffer); |
| | | |
| | | int classes = layer.classes; |
| | | int background = (layer.background || layer.objectness); |
| | | printf("%d\n", background); |
| | | int side = sqrt(get_detection_layer_locations(layer)); |
| | | |
| | | char **paths; |
| | | list *plist; |
| | | if (imgnet){ |
| | | plist = get_paths("/home/pjreddie/data/imagenet/det.train.list"); |
| | | }else{ |
| | | //plist = get_paths("/home/pjreddie/data/voc/no_2012_val.txt"); |
| | | //plist = get_paths("/home/pjreddie/data/voc/no_2007_test.txt"); |
| | | //plist = get_paths("/home/pjreddie/data/voc/val_2012.txt"); |
| | | //plist = get_paths("/home/pjreddie/data/voc/no_2007_test.txt"); |
| | | //plist = get_paths("/home/pjreddie/data/coco/trainval.txt"); |
| | | plist = get_paths("/home/pjreddie/data/voc/all2007-2012.txt"); |
| | | } |
| | | paths = (char **)list_to_array(plist); |
| | | pthread_t load_thread = load_data_detection_thread(imgs, paths, plist->size, classes, net.w, net.h, side, side, background, &buffer); |
| | | clock_t time; |
| | | while(1){ |
| | | i += 1; |
| | | time=clock(); |
| | | pthread_join(load_thread, 0); |
| | | train = buffer; |
| | | load_thread = load_data_detection_thread(imgs, paths, plist->size, classes, im_dim, im_dim, 7, 7, jitter, background, &buffer); |
| | | load_thread = load_data_detection_thread(imgs, paths, plist->size, classes, net.w, net.h, side, side, background, &buffer); |
| | | |
| | | /* |
| | | image im = float_to_image(im_dim - jitter, im_dim-jitter, 3, train.X.vals[114]); |
| | | draw_detection(im, train.y.vals[114], 7); |
| | | show_image(im, "truth"); |
| | | image im = float_to_image(net.w, net.h, 3, train.X.vals[114]); |
| | | image copy = copy_image(im); |
| | | draw_detection(copy, train.y.vals[114], 7, "truth"); |
| | | cvWaitKey(0); |
| | | */ |
| | | free_image(copy); |
| | | */ |
| | | |
| | | printf("Loaded: %lf seconds\n", sec(clock()-time)); |
| | | time=clock(); |
| | |
| | | if (avg_loss < 0) avg_loss = loss; |
| | | avg_loss = avg_loss*.9 + loss*.1; |
| | | printf("%d: %f, %f avg, %lf seconds, %d images\n", i, loss, avg_loss, sec(clock()-time), i*imgs); |
| | | if(i%100==0){ |
| | | if(i == 100){ |
| | | net.learning_rate *= 10; |
| | | } |
| | | if(i%1000==0){ |
| | | char buff[256]; |
| | | sprintf(buff, "/home/pjreddie/imagenet_backup/%s_%d.weights",base, i); |
| | | save_weights(net, buff); |
| | |
| | | } |
| | | } |
| | | |
| | | void convert_detections(float *predictions, int classes, int objectness, int background, int num_boxes, int w, int h, float thresh, float **probs, box *boxes) |
| | | { |
| | | int i,j; |
| | | int per_box = 4+classes+(background || objectness); |
| | | for (i = 0; i < num_boxes*num_boxes; ++i){ |
| | | float scale = 1; |
| | | if(objectness) scale = 1-predictions[i*per_box]; |
| | | int offset = i*per_box+(background||objectness); |
| | | for(j = 0; j < classes; ++j){ |
| | | float prob = scale*predictions[offset+j]; |
| | | probs[i][j] = (prob > thresh) ? prob : 0; |
| | | } |
| | | int row = i / num_boxes; |
| | | int col = i % num_boxes; |
| | | offset += classes; |
| | | boxes[i].x = (predictions[offset + 0] + col) / num_boxes * w; |
| | | boxes[i].y = (predictions[offset + 1] + row) / num_boxes * h; |
| | | boxes[i].w = pow(predictions[offset + 2], 2) * w; |
| | | boxes[i].h = pow(predictions[offset + 3], 2) * h; |
| | | } |
| | | } |
| | | |
| | | void do_nms(box *boxes, float **probs, int num_boxes, int classes, float thresh) |
| | | { |
| | | int i, j, k; |
| | | for(i = 0; i < num_boxes*num_boxes; ++i){ |
| | | int any = 0; |
| | | for(k = 0; k < classes; ++k) any = any || (probs[i][k] > 0); |
| | | if(!any) { |
| | | continue; |
| | | } |
| | | for(j = i+1; j < num_boxes*num_boxes; ++j){ |
| | | if (box_iou(boxes[i], boxes[j]) > thresh){ |
| | | for(k = 0; k < classes; ++k){ |
| | | if (probs[i][k] < probs[j][k]) probs[i][k] = 0; |
| | | else probs[j][k] = 0; |
| | | } |
| | | } |
| | | } |
| | | } |
| | | } |
| | | |
| | | void print_detections(FILE **fps, char *id, box *boxes, float **probs, int num_boxes, int classes, int w, int h) |
| | | { |
| | | int i, j; |
| | | for(i = 0; i < num_boxes*num_boxes; ++i){ |
| | | float xmin = boxes[i].x - boxes[i].w/2.; |
| | | float xmax = boxes[i].x + boxes[i].w/2.; |
| | | float ymin = boxes[i].y - boxes[i].h/2.; |
| | | float ymax = boxes[i].y + boxes[i].h/2.; |
| | | |
| | | if (xmin < 0) xmin = 0; |
| | | if (ymin < 0) ymin = 0; |
| | | if (xmax > w) xmax = w; |
| | | if (ymax > h) ymax = h; |
| | | |
| | | for(j = 0; j < classes; ++j){ |
| | | if (probs[i][j]) fprintf(fps[j], "%s %f %f %f %f %f\n", id, probs[i][j], |
| | | xmin, ymin, xmax, ymax); |
| | | } |
| | | } |
| | | } |
| | | |
| | | void validate_detection(char *cfgfile, char *weightfile) |
| | | { |
| | | network net = parse_network_cfg(cfgfile); |
| | | if(weightfile){ |
| | | load_weights(&net, weightfile); |
| | | } |
| | | set_batch_network(&net, 1); |
| | | detection_layer layer = get_network_detection_layer(net); |
| | | fprintf(stderr, "Learning Rate: %g, Momentum: %g, Decay: %g\n", net.learning_rate, net.momentum, net.decay); |
| | | srand(time(0)); |
| | | |
| | | list *plist = get_paths("/home/pjreddie/data/voc/val.txt"); |
| | | //list *plist = get_paths("/home/pjreddie/data/voc/train.txt"); |
| | | char *base = "results/comp4_det_test_"; |
| | | list *plist = get_paths("data/voc.2012test.list"); |
| | | char **paths = (char **)list_to_array(plist); |
| | | int im_size = 448; |
| | | int classes = 20; |
| | | int background = 0; |
| | | int nuisance = 1; |
| | | int num_output = 7*7*(4+classes+background+nuisance); |
| | | |
| | | int classes = layer.classes; |
| | | int objectness = layer.objectness; |
| | | int background = layer.background; |
| | | int num_boxes = sqrt(get_detection_layer_locations(layer)); |
| | | |
| | | int j; |
| | | FILE **fps = calloc(classes, sizeof(FILE *)); |
| | | for(j = 0; j < classes; ++j){ |
| | | char buff[1024]; |
| | | snprintf(buff, 1024, "%s%s.txt", base, class_names[j]); |
| | | fps[j] = fopen(buff, "w"); |
| | | } |
| | | box *boxes = calloc(num_boxes*num_boxes, sizeof(box)); |
| | | float **probs = calloc(num_boxes*num_boxes, sizeof(float *)); |
| | | for(j = 0; j < num_boxes*num_boxes; ++j) probs[j] = calloc(classes, sizeof(float *)); |
| | | |
| | | int m = plist->size; |
| | | int i = 0; |
| | | int splits = 100; |
| | | int num = (i+1)*m/splits - i*m/splits; |
| | | int i=0; |
| | | int t; |
| | | |
| | | fprintf(stderr, "%d\n", m); |
| | | data val, buffer; |
| | | pthread_t load_thread = load_data_thread(paths, num, 0, 0, num_output, im_size, im_size, &buffer); |
| | | clock_t time; |
| | | for(i = 1; i <= splits; ++i){ |
| | | time=clock(); |
| | | pthread_join(load_thread, 0); |
| | | val = buffer; |
| | | float thresh = .001; |
| | | int nms = 1; |
| | | float iou_thresh = .5; |
| | | |
| | | num = (i+1)*m/splits - i*m/splits; |
| | | char **part = paths+(i*m/splits); |
| | | if(i != splits) load_thread = load_data_thread(part, num, 0, 0, num_output, im_size, im_size, &buffer); |
| | | |
| | | fprintf(stderr, "%d: Loaded: %lf seconds\n", i, sec(clock()-time)); |
| | | matrix pred = network_predict_data(net, val); |
| | | int j, k, class; |
| | | for(j = 0; j < pred.rows; ++j){ |
| | | for(k = 0; k < pred.cols; k += classes+4+background+nuisance){ |
| | | float scale = 1.; |
| | | if(nuisance) scale = 1.-pred.vals[j][k]; |
| | | for(class = 0; class < classes; ++class){ |
| | | int index = (k)/(classes+4+background+nuisance); |
| | | int r = index/7; |
| | | int c = index%7; |
| | | int ci = k+classes+background+nuisance; |
| | | float y = (r + pred.vals[j][ci + 0])/7.; |
| | | float x = (c + pred.vals[j][ci + 1])/7.; |
| | | float h = pred.vals[j][ci + 2]; |
| | | float w = pred.vals[j][ci + 3]; |
| | | printf("%d %d %f %f %f %f %f\n", (i-1)*m/splits + j, class, scale*pred.vals[j][k+class+background+nuisance], y, x, h, w); |
| | | } |
| | | } |
| | | } |
| | | |
| | | time=clock(); |
| | | free_data(val); |
| | | int nthreads = 8; |
| | | image *val = calloc(nthreads, sizeof(image)); |
| | | image *val_resized = calloc(nthreads, sizeof(image)); |
| | | image *buf = calloc(nthreads, sizeof(image)); |
| | | image *buf_resized = calloc(nthreads, sizeof(image)); |
| | | pthread_t *thr = calloc(nthreads, sizeof(pthread_t)); |
| | | for(t = 0; t < nthreads; ++t){ |
| | | thr[t] = load_image_thread(paths[i+t], &buf[t], &buf_resized[t], net.w, net.h); |
| | | } |
| | | time_t start = time(0); |
| | | for(i = nthreads; i < m+nthreads; i += nthreads){ |
| | | fprintf(stderr, "%d\n", i); |
| | | for(t = 0; t < nthreads && i+t-nthreads < m; ++t){ |
| | | pthread_join(thr[t], 0); |
| | | val[t] = buf[t]; |
| | | val_resized[t] = buf_resized[t]; |
| | | } |
| | | for(t = 0; t < nthreads && i+t < m; ++t){ |
| | | thr[t] = load_image_thread(paths[i+t], &buf[t], &buf_resized[t], net.w, net.h); |
| | | } |
| | | for(t = 0; t < nthreads && i+t-nthreads < m; ++t){ |
| | | char *path = paths[i+t-nthreads]; |
| | | char *id = basecfg(path); |
| | | float *X = val_resized[t].data; |
| | | float *predictions = network_predict(net, X); |
| | | int w = val[t].w; |
| | | int h = val[t].h; |
| | | convert_detections(predictions, classes, objectness, background, num_boxes, w, h, thresh, probs, boxes); |
| | | if (nms) do_nms(boxes, probs, num_boxes, classes, iou_thresh); |
| | | print_detections(fps, id, boxes, probs, num_boxes, classes, w, h); |
| | | free(id); |
| | | free_image(val[t]); |
| | | free_image(val_resized[t]); |
| | | } |
| | | } |
| | | fprintf(stderr, "Total Detection Time: %f Seconds\n", (double)(time(0) - start)); |
| | | } |
| | | |
| | | void test_detection(char *cfgfile, char *weightfile) |
| | | void test_detection(char *cfgfile, char *weightfile, char *filename) |
| | | { |
| | | |
| | | network net = parse_network_cfg(cfgfile); |
| | | if(weightfile){ |
| | | load_weights(&net, weightfile); |
| | | } |
| | | detection_layer layer = get_network_detection_layer(net); |
| | | if (!layer.joint) fprintf(stderr, "Detection layer should use joint prediction to draw correctly.\n"); |
| | | int im_size = 448; |
| | | set_batch_network(&net, 1); |
| | | srand(2222222); |
| | | clock_t time; |
| | | char filename[256]; |
| | | char input[256]; |
| | | while(1){ |
| | | fgets(filename, 256, stdin); |
| | | strtok(filename, "\n"); |
| | | image im = load_image_color(filename, im_size, im_size); |
| | | translate_image(im, -128); |
| | | scale_image(im, 1/128.); |
| | | printf("%d %d %d\n", im.h, im.w, im.c); |
| | | float *X = im.data; |
| | | if(filename){ |
| | | strncpy(input, filename, 256); |
| | | } else { |
| | | printf("Enter Image Path: "); |
| | | fflush(stdout); |
| | | fgets(input, 256, stdin); |
| | | strtok(input, "\n"); |
| | | } |
| | | image im = load_image_color(input,0,0); |
| | | image sized = resize_image(im, im_size, im_size); |
| | | float *X = sized.data; |
| | | time=clock(); |
| | | float *predictions = network_predict(net, X); |
| | | printf("%s: Predicted in %f seconds.\n", filename, sec(clock()-time)); |
| | | draw_detection(im, predictions, 7); |
| | | printf("%s: Predicted in %f seconds.\n", input, sec(clock()-time)); |
| | | draw_detection(im, predictions, 7, "predictions"); |
| | | free_image(im); |
| | | free_image(sized); |
| | | #ifdef OPENCV |
| | | cvWaitKey(0); |
| | | cvDestroyAllWindows(); |
| | | #endif |
| | | if (filename) break; |
| | | } |
| | | } |
| | | |
| | |
| | | |
| | | char *cfg = argv[3]; |
| | | char *weights = (argc > 4) ? argv[4] : 0; |
| | | if(0==strcmp(argv[2], "test")) test_detection(cfg, weights); |
| | | char *filename = (argc > 5) ? argv[5]: 0; |
| | | if(0==strcmp(argv[2], "test")) test_detection(cfg, weights, filename); |
| | | else if(0==strcmp(argv[2], "train")) train_detection(cfg, weights); |
| | | else if(0==strcmp(argv[2], "valid")) validate_detection(cfg, weights); |
| | | } |