# YOLOv5 🚀 by Ultralytics, GPL-3.0 license import os import sys from pathlib import Path import cv2 FILE = Path(__file__).resolve() ROOT = FILE.parents[0] # YOLOv5 root directory if str(ROOT) not in sys.path: sys.path.append(str(ROOT)) # add ROOT to PATH ROOT = Path(os.path.relpath(ROOT, Path.cwd())) # relative import torch from yolov5.utils.torch_utils import select_device, time_sync from yolov5.utils.plots import Annotator, colors, save_one_box from yolov5.utils.general import (check_img_size, increment_path, non_max_suppression, scale_coords, xyxy2xywh) from yolov5.utils.datasets import IMG_FORMATS, VID_FORMATS, LoadImages from yolov5.models.common import DetectMultiBackend import torchvision test_transforms = torchvision.transforms.Compose([ torchvision.transforms.ToPILImage(), torchvision.transforms.transforms.ToTensor(), torchvision.transforms.Normalize((0.485, 0.456, 0.406), (0.229, 0.224, 0.225)), torchvision.transforms.Resize((224, 224)), ]) def run(weights=ROOT / 'yolov5s.pt', # model.pt path(s) source=ROOT / 'data/images', # file/dir/URL/glob, 0 for webcam data=ROOT / 'data/coco128.yaml', # dataset.yaml path imgsz=(640, 640), # inference size (height, width) conf_thres=0.25, # confidence threshold iou_thres=0.45, # NMS IOU threshold max_det=1000, # maximum detections per image device='', # cuda device, i.e. 0 or 0,1,2,3 or cpu save_img = False, view_img=False, # show results save_txt=False, # save results to *.txt save_conf=False, # save confidences in --save-txt labels save_crop=False, # save cropped prediction boxes nosave=False, # do not save images/videos classes=None, # filter by class: --class 0, or --class 0 2 3 agnostic_nms=False, # class-agnostic NMS augment=False, # augmented inference visualize=False, # visualize features update=False, # update all models project=ROOT / 'runs/detect', # save results to project/name name='exp', # save results to project/name exist_ok=False, # existing project/name ok, do not increment line_thickness=3, # bounding box thickness (pixels) hide_labels=False, # hide labels hide_conf=False, # hide confidences half=False, # use FP16 half-precision inference dnn=False, # use OpenCV DNN for ONNX inference ): import torch from utils.torch_utils import select_device, time_sync from utils.plots import Annotator, colors, save_one_box from utils.general import (check_img_size, increment_path, non_max_suppression, scale_coords, xyxy2xywh) from utils.datasets import IMG_FORMATS, VID_FORMATS, LoadImages from models.common import DetectMultiBackend source = str(source) save_dir = None save_path = None # save_img = not nosave and not source.endswith('.txt') # save inference images is_file = Path(source).suffix[1:] in (IMG_FORMATS + VID_FORMATS) is_url = source.lower().startswith(('rtsp://', 'rtmp://', 'http://', 'https://')) webcam = source.isnumeric() or source.endswith('.txt') or (is_url and not is_file) # Directories if project is not None: save_dir = increment_path(Path(project) / name, exist_ok=exist_ok) # increment run (save_dir / 'labels' if save_txt else save_dir).mkdir(parents=True, exist_ok=True) # make dir # Load model device = select_device(device) model = DetectMultiBackend(weights, device=device, dnn=dnn, data=data) stride, names, pt, jit, onnx, engine = model.stride, model.names, model.pt, model.jit, model.onnx, model.engine imgsz = check_img_size(imgsz, s=stride) # check image size # Half half &= (pt or jit or onnx or engine) and device.type != 'cpu' # FP16 supported on limited backends with CUDA if pt or jit: model.model.half() if half else model.model.float() dataset = LoadImages(source, img_size=imgsz, stride=stride, auto=pt) bs = 1 # batch_size vid_path, vid_writer = [None] * bs, [None] * bs # Run inference model.warmup(imgsz=(1, 3, *imgsz), half=half) # warmup dt, seen = [0.0, 0.0, 0.0], 0 #with tqdm(dataset) as pbar: # pbar.set_description("Document Image Analysis") for path, im, im0s, vid_cap, s in dataset: #print(path) t1 = time_sync() im = torch.from_numpy(im).to(device) im = im.half() if half else im.float() # uint8 to fp16/32 im /= 255 # 0 - 255 to 0.0 - 1.0 if len(im.shape) == 3: im = im[None] # expand for batch dim t2 = time_sync() dt[0] += t2 - t1 # Inference visualize = increment_path(save_dir / Path(path).stem, mkdir=True) if visualize else False pred = model(im, augment=augment, visualize=visualize) t3 = time_sync() dt[1] += t3 - t2 # NMS pred = non_max_suppression(pred, conf_thres, iou_thres, classes, agnostic_nms, max_det=max_det) dt[2] += time_sync() - t3 # Second-stage classifier (optional) # pred = utils.general.apply_classifier(pred, classifier_model, im, im0s) # Process predictions preds = [] for i, det in enumerate(pred): # per image seen += 1 if webcam: # batch_size >= 1 p, im0, frame = path[i], im0s[i].copy(), dataset.count s += f'{i}: ' else: p, im0, frame = path, im0s.copy(), getattr(dataset, 'frame', 0) p = Path(p) # to Path if save_dir is not None: save_path = str(save_dir / p.name) # im.jpg txt_path = str(save_dir / 'labels' / p.stem) + ('' if dataset.mode == 'image' else f'_{frame}') # im.txt s += '%gx%g ' % im.shape[2:] # print string gn = torch.tensor(im0.shape)[[1, 0, 1, 0]] # normalization gain whwh imc = im0.copy() if save_crop else im0 # for save_crop annotator = Annotator(im0, line_width=line_thickness, example=str(names)) if len(det): # Rescale boxes from img_size to im0 size det[:, :4] = scale_coords(im.shape[2:], det[:, :4], im0.shape).round() # Print results for c in det[:, -1].unique(): n = (det[:, -1] == c).sum() # detections per class s += f"{n} {names[int(c)]}{'s' * (n > 1)}, " # add to string # Write results if save_txt: with open(txt_path + '.txt', 'w') as f: for *xyxy, conf, cls in reversed(det): xywh = (xyxy2xywh(torch.tensor(xyxy).view(1, 4)) / gn).view(-1).tolist() # normalized xywh preds.append({"class": str(int(cls)), "xmin": int(xyxy[0]), "ymin": int(xyxy[1]), "xmax": int(xyxy[2]),"ymax": int(xyxy[3]), "conf": float(conf)}) if save_txt: # Write to file line = (int(cls), *xywh, conf) if save_conf else (cls, *xywh) # label format f.write(('%g ' * len(line)).rstrip() % line + '\n') if save_img or save_crop or view_img: # Add bbox to image c = int(cls) # integer class label = None if hide_labels else (names[c] if hide_conf else f'{names[c]} {conf:.2f}') annotator.box_label(xyxy, label, color=colors(c, True)) if save_crop: save_one_box(xyxy, imc, file=save_dir / 'crops' / names[c] / f'{p.stem}.jpg', BGR=True) else: for *xyxy, conf, cls in reversed(det): xywh = (xyxy2xywh(torch.tensor(xyxy).view(1, 4)) / gn).view(-1).tolist() # normalized xywh preds.append({"class": str(int(cls)), "xmin": int(xyxy[0]), "ymin": int(xyxy[1]), "xmax": int(xyxy[2]),"ymax": int(xyxy[3]), "conf": float(conf)}) # Print time (inference-only) # LOGGER.info(f'{s}Done. ({t3 - t2:.3f}s)') # Stream results if save_img: im0 = annotator.result() if view_img: cv2.imshow(str(p), im0) cv2.waitKey(1) # 1 millisecond # Save results (image with detections) if save_img: if dataset.mode == 'image': cv2.imwrite(save_path, im0) else: # 'video' or 'stream' if vid_path[i] != save_path: # new video vid_path[i] = save_path if isinstance(vid_writer[i], cv2.VideoWriter): vid_writer[i].release() # release previous video writer if vid_cap: # video fps = vid_cap.get(cv2.CAP_PROP_FPS) w = int(vid_cap.get(cv2.CAP_PROP_FRAME_WIDTH)) h = int(vid_cap.get(cv2.CAP_PROP_FRAME_HEIGHT)) else: # stream fps, w, h = 30, im0.shape[1], im0.shape[0] save_path = str(Path(save_path).with_suffix('.mp4')) # force *.mp4 suffix on results videos vid_writer[i] = cv2.VideoWriter(save_path, cv2.VideoWriter_fourcc(*'mp4v'), fps, (w, h)) vid_writer[i].write(im0) yield preds, save_path # Print results #t = tuple(x / seen * 1E3 for x in dt) # speeds per image #LOGGER.info(f'Speed: %.1fms pre-process, %.1fms inference, %.1fms NMS per image at shape {(1, 3, *imgsz)}' % t) """ if save_txt or save_img: s = f"\n{len(list(save_dir.glob('labels/*.txt')))} labels saved to {save_dir / 'labels'}" if save_txt else '' LOGGER.info(f"Results saved to {colorstr('bold', save_dir)}{s}") if update: strip_optimizer(weights) # update model (to fix SourceChangeWarning) """ def load_yolo_model(weights, device="cpu", imgsz=[1280, 1280]): # Load model device = select_device(device) model = DetectMultiBackend(weights, device=device, dnn=False, data=ROOT / 'data/coco128.yaml') stride, names, pt, jit, onnx, engine = model.stride, model.names, model.pt, model.jit, model.onnx, model.engine imgsz = check_img_size(imgsz, s=stride) # check image size half = False # Half half &= (pt or jit or onnx or engine) and device.type != 'cpu' # FP16 supported on limited backends with CUDA if pt or jit: model.model.half() if half else model.model.float() model.warmup(imgsz=(1, 3, *imgsz), half=half) return model, stride, names, pt, jit, onnx, engine def predict( age_model, model, # model.pt path(s) stride, names, pt, jit, onnx, engine, source=ROOT / 'data/images', # file/dir/URL/glob, 0 for webcam data=ROOT / 'data/coco128.yaml', # dataset.yaml path imgsz=(640, 640), # inference size (height, width) conf_thres=0.5, # confidence threshold iou_thres=0.45, # NMS IOU threshold max_det=1000, # maximum detections per image device='cpu', # cuda device, i.e. 0 or 0,1,2,3 or cpu save_img = False, view_img=False, # show results save_txt=False, # save results to *.txt save_conf=False, # save confidences in --save-txt labels save_crop=False, # save cropped prediction boxes nosave=False, # do not save images/videos classes=None, # filter by class: --class 0, or --class 0 2 3 agnostic_nms=False, # class-agnostic NMS augment=False, # augmented inference visualize=False, # visualize features update=False, # update all models project=None, # save results to project/name name='exp', # save results to project/name exist_ok=False, # existing project/name ok, do not increment line_thickness=3, # bounding box thickness (pixels) hide_labels=False, # hide labels hide_conf=False, # hide confidences half=False, # use FP16 half-precision inference dnn=False, # use OpenCV DNN for ONNX inference ): source = str(source) save_dir = None save_path = None dataset = LoadImages(source, img_size=imgsz, stride=stride, auto=pt) # Run inference dt, seen = [0.0, 0.0, 0.0], 0 #with tqdm(dataset) as pbar: # pbar.set_description("Document Image Analysis") for path, im, im0s, vid_cap, s in dataset: #print(path) t1 = time_sync() im = torch.from_numpy(im).to(device) im = im.half() if half else im.float() # uint8 to fp16/32 im /= 255 # 0 - 255 to 0.0 - 1.0 if len(im.shape) == 3: im = im[None] # expand for batch dim t2 = time_sync() dt[0] += t2 - t1 # Inference visualize = False pred = model(im, augment=augment, visualize=visualize) t3 = time_sync() dt[1] += t3 - t2 # NMS pred = non_max_suppression(pred, conf_thres, iou_thres, classes, agnostic_nms, max_det=max_det) dt[2] += time_sync() - t3 # Process predictions preds = [] for i, det in enumerate(pred): # per image p, im0, frame = path, im0s.copy(), getattr(dataset, 'frame', 0) if len(det): # Rescale boxes from img_size to im0 size det[:, :4] = scale_coords(im.shape[2:], det[:, :4], im0.shape).round() for *xyxy, conf, cls in reversed(det): face = im0[int(xyxy[1]):int(xyxy[3]),int(xyxy[0]):int(xyxy[2])] face_img = cv2.cvtColor(face, cv2.COLOR_BGR2RGB) im = test_transforms(face_img).unsqueeze_(0) with torch.no_grad(): y = age_model(im) age = y[0] preds.append({"class": str(int(age)), "xmin": int(xyxy[0]), "ymin": int(xyxy[1]), "xmax": int(xyxy[2]),"ymax": int(xyxy[3]), "conf": float(conf)}) yield preds, save_path