def _main_(args):
config_path = args.conf
weights_path = args.weights
image_path = args.input
with open(config_path) as config_buffer:
config = json.load(config_buffer)
yolo = YOLO(backend=config['model']['architecture'],
input_size=config['model']['input_size'],
labels=config['model']['labels'],
max_box_per_image=config['model']['max_box_per_image'],
anchors=config['model']['anchors'])
yolo.load_weights(weights_path)
if image_path[-4:] == '.mp4':
video_out = image_path[:-4] + '_detected' + image_path[-4:]
video_reader = cv2.VideoCapture(image_path)
nb_frames = int(video_reader.get(cv2.CAP_PROP_FRAME_COUNT))
frame_h = int(video_reader.get(cv2.CAP_PROP_FRAME_HEIGHT))
frame_w = int(video_reader.get(cv2.CAP_PROP_FRAME_WIDTH))
video_writer = cv2.VideoWriter(video_out,
cv2.VideoWriter_fourcc(*'MPEG'), 50.0,
(frame_w, frame_h))
for i in tqdm(range(nb_frames)):
_, image = video_reader.read()
boxes = yolo.predict(image)
image = draw_boxes(image, boxes, config['model']['labels'])
video_writer.write(np.uint8(image))
video_reader.release()
video_writer.release()
else:
image = cv2.imread(image_path)
boxes = yolo.predict(image)
image = draw_boxes(image, boxes, config['model']['labels'])
print(len(boxes), 'boxes are found')
cv2.imwrite(image_path[:-4] + '_result' + image_path[-4:], image)
def load_model(modules):
model = YOLO(modules)
model.to(DEVICE)
model.load_weights('./weights/yolov3.weights')
return model
