def __init__(self, input, loop):
     self.loop = loop
     self.reader_metrics = PerformanceMetrics()
     self.cap = cv2.VideoCapture()
     status = self.cap.open(input)
     if not status:
         raise InvalidInput("Can't open the video from {}".format(input))
class CameraCapWrapper(ImagesCapture):
    def __init__(self, input, camera_resolution):
        self.reader_metrics = PerformanceMetrics()
        self.cap = cv2.VideoCapture()
        try:
            status = self.cap.open(int(input))
            self.cap.set(cv2.CAP_PROP_BUFFERSIZE, 1)
            self.cap.set(cv2.CAP_PROP_FRAME_WIDTH, camera_resolution[0])
            self.cap.set(cv2.CAP_PROP_FRAME_HEIGHT, camera_resolution[1])
            self.cap.set(cv2.CAP_PROP_FPS, 30)
            self.cap.set(cv2.CAP_PROP_AUTOFOCUS, 1)
            self.cap.set(cv2.CAP_PROP_FOURCC, cv2.VideoWriter_fourcc(*'MJPG'))
            if not status:
                raise OpenError("Can't open the camera from {}".format(input))
        except ValueError:
            raise InvalidInput("Can't find the camera {}".format(input))

    def read(self):
        start_time = perf_counter()
        status, image = self.cap.read()
        if not status:
            return None
        self.reader_metrics.update(start_time)
        return image

    def fps(self):
        return self.cap.get(cv2.CAP_PROP_FPS)

    def get_type(self):
        return 'CAMERA'
class VideoCapWrapper(ImagesCapture):
    def __init__(self, input, loop):
        self.loop = loop
        self.reader_metrics = PerformanceMetrics()
        self.cap = cv2.VideoCapture()
        status = self.cap.open(input)
        if not status:
            raise InvalidInput("Can't open the video from {}".format(input))

    def read(self):
        start_time = perf_counter()
        status, image = self.cap.read()
        if not status:
            if not self.loop:
                return None
            self.cap.set(cv2.CAP_PROP_POS_FRAMES, 0)
            status, image = self.cap.read()
            if not status:
                return None
        self.reader_metrics.update(start_time)
        return image

    def fps(self):
        return self.cap.get(cv2.CAP_PROP_FPS)

    def get_type(self):
        return 'VIDEO'
class ImreadWrapper(ImagesCapture):
    def __init__(self, input, loop):
        self.loop = loop
        self.reader_metrics = PerformanceMetrics()
        start_time = perf_counter()
        if not os.path.isfile(input):
            raise InvalidInput("Can't find the image by {}".format(input))
        self.image = cv2.imread(input, cv2.IMREAD_COLOR)
        if self.image is None:
            raise OpenError("Can't open the image from {}".format(input))
        self.reader_metrics.update(start_time)
        self.can_read = True

    def read(self):
        if self.loop:
            return copy.deepcopy(self.image)
        if self.can_read:
            self.can_read = False
            return copy.deepcopy(self.image)
        return None

    def fps(self):
        return 1.0

    def get_type(self):
        return 'IMAGE'
 def __init__(self, input, loop):
     self.loop = loop
     self.reader_metrics = PerformanceMetrics()
     start_time = perf_counter()
     if not os.path.isfile(input):
         raise InvalidInput("Can't find the image by {}".format(input))
     self.image = cv2.imread(input, cv2.IMREAD_COLOR)
     if self.image is None:
         raise OpenError("Can't open the image from {}".format(input))
     self.reader_metrics.update(start_time)
     self.can_read = True
 def __init__(self, input, camera_resolution):
     self.reader_metrics = PerformanceMetrics()
     self.cap = cv2.VideoCapture()
     try:
         status = self.cap.open(int(input))
         self.cap.set(cv2.CAP_PROP_BUFFERSIZE, 1)
         self.cap.set(cv2.CAP_PROP_FRAME_WIDTH, camera_resolution[0])
         self.cap.set(cv2.CAP_PROP_FRAME_HEIGHT, camera_resolution[1])
         self.cap.set(cv2.CAP_PROP_FPS, 30)
         self.cap.set(cv2.CAP_PROP_AUTOFOCUS, 1)
         self.cap.set(cv2.CAP_PROP_FOURCC, cv2.VideoWriter_fourcc(*'MJPG'))
         if not status:
             raise OpenError("Can't open the camera from {}".format(input))
     except ValueError:
         raise InvalidInput("Can't find the camera {}".format(input))
 def __init__(self, input, loop):
     self.loop = loop
     self.reader_metrics = PerformanceMetrics()
     self.dir = input
     if not os.path.isdir(self.dir):
         raise InvalidInput("Can't find the dir by {}".format(input))
     self.names = sorted(os.listdir(self.dir))
     if not self.names:
         raise OpenError("The dir {} is empty".format(input))
     self.file_id = 0
     for name in self.names:
         filename = os.path.join(self.dir, name)
         image = cv2.imread(filename, cv2.IMREAD_COLOR)
         if image is not None:
             return
     raise OpenError("Can't read the first image from {}".format(input))
class DirReader(ImagesCapture):
    def __init__(self, input, loop):
        self.loop = loop
        self.reader_metrics = PerformanceMetrics()
        self.dir = input
        if not os.path.isdir(self.dir):
            raise InvalidInput("Can't find the dir by {}".format(input))
        self.names = sorted(os.listdir(self.dir))
        if not self.names:
            raise OpenError("The dir {} is empty".format(input))
        self.file_id = 0
        for name in self.names:
            filename = os.path.join(self.dir, name)
            image = cv2.imread(filename, cv2.IMREAD_COLOR)
            if image is not None:
                return
        raise OpenError("Can't read the first image from {}".format(input))

    def read(self):
        start_time = perf_counter()
        while self.file_id < len(self.names):
            filename = os.path.join(self.dir, self.names[self.file_id])
            image = cv2.imread(filename, cv2.IMREAD_COLOR)
            self.file_id += 1
            if image is not None:
                self.reader_metrics.update(start_time)
                return image
        if self.loop:
            self.file_id = 0
            while self.file_id < len(self.names):
                filename = os.path.join(self.dir, self.names[self.file_id])
                image = cv2.imread(filename, cv2.IMREAD_COLOR)
                self.file_id += 1
                if image is not None:
                    self.reader_metrics.update(start_time)
                    return image
        return None

    def fps(self):
        return 1.0

    def get_type(self):
        return 'DIR'
def main():
    args = build_argparser().parse_args()

    cap = open_images_capture(args.input, args.loop)

    # Plugin initialization for specified device and load extensions library if specified
    log.info('OpenVINO Inference Engine')
    log.info('\tbuild: {}'.format(get_version()))
    ie = IECore()

    # Read IR
    log.info('Reading Proposal model {}'.format(args.model_pnet))
    p_net = ie.read_network(args.model_pnet)
    assert len(p_net.input_info.keys()) == 1, "Pnet supports only single input topologies"
    assert len(p_net.outputs) == 2, "Pnet supports two output topologies"

    log.info('Reading Refine model {}'.format(args.model_rnet))
    r_net = ie.read_network(args.model_rnet)
    assert len(r_net.input_info.keys()) == 1, "Rnet supports only single input topologies"
    assert len(r_net.outputs) == 2, "Rnet supports two output topologies"

    log.info('Reading Output model {}'.format(args.model_onet))
    o_net = ie.read_network(args.model_onet)
    assert len(o_net.input_info.keys()) == 1, "Onet supports only single input topologies"
    assert len(o_net.outputs) == 3, "Onet supports three output topologies"

    pnet_input_blob = next(iter(p_net.input_info))
    rnet_input_blob = next(iter(r_net.input_info))
    onet_input_blob = next(iter(o_net.input_info))

    for name, blob in p_net.outputs.items():
        if blob.shape[1] == 2:
            pnet_cls_name = name
        elif blob.shape[1] == 4:
            pnet_roi_name = name
        else:
            raise RuntimeError("Unsupported output layer for Pnet")

    for name, blob in r_net.outputs.items():
        if blob.shape[1] == 2:
            rnet_cls_name = name
        elif blob.shape[1] == 4:
            rnet_roi_name = name
        else:
            raise RuntimeError("Unsupported output layer for Rnet")

    for name, blob in o_net.outputs.items():
        if blob.shape[1] == 2:
            onet_cls_name = name
        elif blob.shape[1] == 4:
            onet_roi_name = name
        elif blob.shape[1] == 10:
            onet_pts_name = name
        else:
            raise RuntimeError("Unsupported output layer for Onet")

    next_frame_id = 0

    metrics = PerformanceMetrics()
    presenter = None
    video_writer = cv2.VideoWriter()
    is_loaded_before = False

    while True:
        start_time = perf_counter()
        origin_image = cap.read()
        if origin_image is None:
            if next_frame_id == 0:
                raise ValueError("Can't read an image from the input")
            break
        if next_frame_id == 0:
            presenter = monitors.Presenter(args.utilization_monitors, 55,
                                           (round(origin_image.shape[1] / 4), round(origin_image.shape[0] / 8)))
            if args.output and not video_writer.open(args.output, cv2.VideoWriter_fourcc(*'MJPG'),
                                                     cap.fps(), (origin_image.shape[1], origin_image.shape[0])):
                raise RuntimeError("Can't open video writer")
        next_frame_id += 1

        rgb_image = cv2.cvtColor(origin_image, cv2.COLOR_BGR2RGB)
        oh, ow, _ = rgb_image.shape

        scales = utils.calculate_scales(rgb_image)

        # *************************************
        # Pnet stage
        # *************************************

        pnet_res = []
        for i, scale in enumerate(scales):
            hs = int(oh*scale)
            ws = int(ow*scale)
            image = preprocess_image(rgb_image, ws, hs)

            p_net.reshape({pnet_input_blob: [1, 3, ws, hs]})  # Change weidth and height of input blob
            exec_pnet = ie.load_network(network=p_net, device_name=args.device)
            if i == 0 and not is_loaded_before:
                log.info("The Proposal model {} is loaded to {}".format(args.model_pnet, args.device))

            p_res = exec_pnet.infer(inputs={pnet_input_blob: image})
            pnet_res.append(p_res)

        image_num = len(scales)
        rectangles = []
        for i in range(image_num):
            roi = pnet_res[i][pnet_roi_name]
            cls = pnet_res[i][pnet_cls_name]
            _, _, out_h, out_w = cls.shape
            out_side = max(out_h, out_w)
            rectangle = utils.detect_face_12net(cls[0][1], roi[0], out_side, 1/scales[i], ow, oh,
                                                score_threshold[0], iou_threshold[0])
            rectangles.extend(rectangle)
        rectangles = utils.NMS(rectangles, iou_threshold[1], 'iou')

        # Rnet stage
        if len(rectangles) > 0:

            r_net.reshape({rnet_input_blob: [len(rectangles), 3, 24, 24]})  # Change batch size of input blob
            exec_rnet = ie.load_network(network=r_net, device_name=args.device)
            if not is_loaded_before:
                log.info("The Refine model {} is loaded to {}".format(args.model_rnet, args.device))

            rnet_input = []
            for rectangle in rectangles:
                crop_img = rgb_image[int(rectangle[1]):int(rectangle[3]), int(rectangle[0]):int(rectangle[2])]
                crop_img = preprocess_image(crop_img, 24, 24)
                rnet_input.extend(crop_img)

            rnet_res = exec_rnet.infer(inputs={rnet_input_blob: rnet_input})

            roi = rnet_res[rnet_roi_name]
            cls = rnet_res[rnet_cls_name]
            rectangles = utils.filter_face_24net(cls, roi, rectangles, ow, oh, score_threshold[1], iou_threshold[2])

        # Onet stage
        if len(rectangles) > 0:

            o_net.reshape({onet_input_blob: [len(rectangles), 3, 48, 48]})  # Change batch size of input blob
            exec_onet = ie.load_network(network=o_net, device_name=args.device)
            if not is_loaded_before:
                log.info("The Output model {} is loaded to {}".format(args.model_onet, args.device))
                is_loaded_before = True

            onet_input = []
            for rectangle in rectangles:
                crop_img = rgb_image[int(rectangle[1]):int(rectangle[3]), int(rectangle[0]):int(rectangle[2])]
                crop_img = preprocess_image(crop_img, 48, 48)
                onet_input.extend(crop_img)

            onet_res = exec_onet.infer(inputs={onet_input_blob: onet_input})

            roi = onet_res[onet_roi_name]
            cls = onet_res[onet_cls_name]
            pts = onet_res[onet_pts_name]
            rectangles = utils.filter_face_48net(cls, roi, pts, rectangles, ow, oh,
                                                 score_threshold[2], iou_threshold[3])

        # display results
        for rectangle in rectangles:
            # Draw detected boxes
            cv2.putText(origin_image, 'confidence: {:.2f}'.format(rectangle[4]),
                        (int(rectangle[0]), int(rectangle[1])), cv2.FONT_HERSHEY_SIMPLEX, 0.6, (0, 255, 0))
            cv2.rectangle(origin_image, (int(rectangle[0]), int(rectangle[1])), (int(rectangle[2]), int(rectangle[3])),
                          (255, 0, 0), 1)
            # Draw landmarks
            for i in range(5, 15, 2):
                cv2.circle(origin_image, (int(rectangle[i+0]), int(rectangle[i+1])), 2, (0, 255, 0))

        metrics.update(start_time, origin_image)

        if video_writer.isOpened() and (args.output_limit <= 0 or next_frame_id <= args.output_limit):
            video_writer.write(origin_image)

        if not args.no_show:
            cv2.imshow('MTCNN Results', origin_image)
            key = cv2.waitKey(1)
            if key in {ord('q'), ord('Q'), 27}:
                break
            presenter.handleKey(key)

    metrics.log_total()
def main():
    args = build_argparser().parse_args()

    cap = open_images_capture(args.input, args.loop)
    next_frame_id = 1
    next_frame_id_to_show = 0

    metrics = PerformanceMetrics()
    render_metrics = PerformanceMetrics()
    video_writer = cv2.VideoWriter()

    plugin_config = get_user_config(args.device, args.num_streams,
                                    args.num_threads)
    model_adapter = OpenvinoAdapter(create_core(),
                                    args.model,
                                    device=args.device,
                                    plugin_config=plugin_config,
                                    max_num_requests=args.num_infer_requests)

    start_time = perf_counter()
    frame = cap.read()
    if frame is None:
        raise RuntimeError("Can't read an image from the input")

    config = {
        'target_size': args.tsize,
        'aspect_ratio': frame.shape[1] / frame.shape[0],
        'prob_threshold': args.prob_threshold,
        'padding_mode': 'center' if args.architecture_type == 'higherhrnet'
        else None,  # the 'higherhrnet' and 'ae' specific
        'delta':
        0.5 if 'higherhrnet' else None,  # the 'higherhrnet' and 'ae' specific
    }
    model = ImageModel.create_model(ARCHITECTURES[args.architecture_type],
                                    model_adapter, config)
    model.log_layers_info()

    hpe_pipeline = AsyncPipeline(model)
    hpe_pipeline.submit_data(frame, 0, {
        'frame': frame,
        'start_time': start_time
    })

    output_transform = OutputTransform(frame.shape[:2], args.output_resolution)
    if args.output_resolution:
        output_resolution = output_transform.new_resolution
    else:
        output_resolution = (frame.shape[1], frame.shape[0])
    presenter = monitors.Presenter(
        args.utilization_monitors, 55,
        (round(output_resolution[0] / 4), round(output_resolution[1] / 8)))
    if args.output and not video_writer.open(args.output,
                                             cv2.VideoWriter_fourcc(*'MJPG'),
                                             cap.fps(), output_resolution):
        raise RuntimeError("Can't open video writer")

    while True:
        if hpe_pipeline.callback_exceptions:
            raise hpe_pipeline.callback_exceptions[0]
        # Process all completed requests
        results = hpe_pipeline.get_result(next_frame_id_to_show)
        if results:
            (poses, scores), frame_meta = results
            frame = frame_meta['frame']
            start_time = frame_meta['start_time']

            if len(poses) and args.raw_output_message:
                print_raw_results(poses, scores, next_frame_id_to_show)

            presenter.drawGraphs(frame)
            rendering_start_time = perf_counter()
            frame = draw_poses(frame, poses, args.prob_threshold,
                               output_transform)
            render_metrics.update(rendering_start_time)
            metrics.update(start_time, frame)
            if video_writer.isOpened() and (
                    args.output_limit <= 0
                    or next_frame_id_to_show <= args.output_limit - 1):
                video_writer.write(frame)
            next_frame_id_to_show += 1
            if not args.no_show:
                cv2.imshow('Pose estimation results', frame)
                key = cv2.waitKey(1)

                ESC_KEY = 27
                # Quit.
                if key in {ord('q'), ord('Q'), ESC_KEY}:
                    break
                presenter.handleKey(key)
            continue

        if hpe_pipeline.is_ready():
            # Get new image/frame
            start_time = perf_counter()
            frame = cap.read()
            if frame is None:
                break

            # Submit for inference
            hpe_pipeline.submit_data(frame, next_frame_id, {
                'frame': frame,
                'start_time': start_time
            })
            next_frame_id += 1

        else:
            # Wait for empty request
            hpe_pipeline.await_any()

    hpe_pipeline.await_all()
    # Process completed requests
    for next_frame_id_to_show in range(next_frame_id_to_show, next_frame_id):
        results = hpe_pipeline.get_result(next_frame_id_to_show)
        while results is None:
            results = hpe_pipeline.get_result(next_frame_id_to_show)
        (poses, scores), frame_meta = results
        frame = frame_meta['frame']
        start_time = frame_meta['start_time']

        if len(poses) and args.raw_output_message:
            print_raw_results(poses, scores, next_frame_id_to_show)

        presenter.drawGraphs(frame)
        rendering_start_time = perf_counter()
        frame = draw_poses(frame, poses, args.prob_threshold, output_transform)
        render_metrics.update(rendering_start_time)
        metrics.update(start_time, frame)
        if video_writer.isOpened() and (
                args.output_limit <= 0
                or next_frame_id_to_show <= args.output_limit - 1):
            video_writer.write(frame)
        if not args.no_show:
            cv2.imshow('Pose estimation results', frame)
            key = cv2.waitKey(1)

            ESC_KEY = 27
            # Quit.
            if key in {ord('q'), ord('Q'), ESC_KEY}:
                break
            presenter.handleKey(key)

    metrics.log_total()
    log_latency_per_stage(cap.reader_metrics.get_latency(),
                          hpe_pipeline.preprocess_metrics.get_latency(),
                          hpe_pipeline.inference_metrics.get_latency(),
                          hpe_pipeline.postprocess_metrics.get_latency(),
                          render_metrics.get_latency())
    for rep in presenter.reportMeans():
        log.info(rep)
Exemplo n.º 11
0
def main():
    args = build_argparser().parse_args()

    cap = open_images_capture(args.input, args.loop)

    target_bgr = open_images_capture(args.target_bgr, loop=True) if args.target_bgr else None

    if args.adapter == 'openvino':
        plugin_config = get_user_config(args.device, args.num_streams, args.num_threads)
        model_adapter = OpenvinoAdapter(create_core(), args.model, device=args.device, plugin_config=plugin_config,
                                        max_num_requests=args.num_infer_requests)
    elif args.adapter == 'remote':
        log.info('Reading model {}'.format(args.model))
        serving_config = {"address": "localhost", "port": 9000}
        model_adapter = RemoteAdapter(args.model, serving_config)

    labels = ['__background__', 'person'] if args.labels is None else args.labels

    configuration = {
        'prob_threshold': args.prob_threshold,
        'resize_type': args.resize_type
    }

    model = get_model(model_adapter, configuration)

    person_id = -1
    for i, label in enumerate(labels):
        if label == 'person':
            person_id = i
            break
    assert person_id >= 0, 'Person class did not find in labels list.'

    model.log_layers_info()

    pipeline = AsyncPipeline(model)

    next_frame_id = 0
    next_frame_id_to_show = 0

    metrics = PerformanceMetrics()
    render_metrics = PerformanceMetrics()
    presenter = None
    output_transform = None
    video_writer = cv2.VideoWriter()
    while True:
        if pipeline.is_ready():
            # Get new image/frame
            start_time = perf_counter()
            frame = cap.read()
            bgr = target_bgr.read() if target_bgr is not None else None
            if frame is None:
                if next_frame_id == 0:
                    raise ValueError("Can't read an image from the input")
                break
            if next_frame_id == 0:
                output_transform = OutputTransform(frame.shape[:2], args.output_resolution)
                if args.output_resolution:
                    output_resolution = output_transform.new_resolution
                else:
                    output_resolution = (frame.shape[1], frame.shape[0])
                presenter = monitors.Presenter(args.utilization_monitors, 55,
                                               (round(output_resolution[0] / 4), round(output_resolution[1] / 8)))
                if args.output and not video_writer.open(args.output, cv2.VideoWriter_fourcc(*'MJPG'),
                                                         cap.fps(), tuple(output_resolution)):
                    raise RuntimeError("Can't open video writer")
            # Submit for inference
            pipeline.submit_data(frame, next_frame_id, {'frame': frame, 'start_time': start_time})
            next_frame_id += 1
        else:
            # Wait for empty request
            pipeline.await_any()

        if pipeline.callback_exceptions:
            raise pipeline.callback_exceptions[0]
        # Process all completed requests
        results = pipeline.get_result(next_frame_id_to_show)
        if results:
            objects, frame_meta = results
            if args.raw_output_message:
                print_raw_results(objects, next_frame_id_to_show)
            frame = frame_meta['frame']
            start_time = frame_meta['start_time']
            rendering_start_time = perf_counter()
            frame = render_results(frame, objects, output_resolution, bgr, person_id,
                                   args.blur_bgr, args.show_with_original_frame)
            render_metrics.update(rendering_start_time)
            presenter.drawGraphs(frame)
            metrics.update(start_time, frame)

            if video_writer.isOpened() and (args.output_limit <= 0 or next_frame_id_to_show <= args.output_limit-1):
                video_writer.write(frame)
            next_frame_id_to_show += 1

            if not args.no_show:
                cv2.imshow('Background subtraction results', frame)
                key = cv2.waitKey(1)
                if key == 27 or key == 'q' or key == 'Q':
                    break
                presenter.handleKey(key)

    pipeline.await_all()
    # Process completed requests
    for next_frame_id_to_show in range(next_frame_id_to_show, next_frame_id):
        results = pipeline.get_result(next_frame_id_to_show)
        while results is None:
            results = pipeline.get_result(next_frame_id_to_show)
        objects, frame_meta = results
        if args.raw_output_message:
            print_raw_results(objects, next_frame_id_to_show, model.labels)
        frame = frame_meta['frame']
        start_time = frame_meta['start_time']

        rendering_start_time = perf_counter()
        frame = render_results(frame, objects, output_resolution, bgr, person_id,
                               args.blur_bgr, args.show_with_original_frame)
        render_metrics.update(rendering_start_time)
        presenter.drawGraphs(frame)
        metrics.update(start_time, frame)

        if video_writer.isOpened() and (args.output_limit <= 0 or next_frame_id_to_show <= args.output_limit-1):
            video_writer.write(frame)

        if not args.no_show:
            cv2.imshow('Background subtraction results', frame)
            cv2.waitKey(1)

    metrics.log_total()
    log_latency_per_stage(cap.reader_metrics.get_latency(),
                          pipeline.preprocess_metrics.get_latency(),
                          pipeline.inference_metrics.get_latency(),
                          pipeline.postprocess_metrics.get_latency(),
                          render_metrics.get_latency())
    for rep in presenter.reportMeans():
        log.info(rep)
Exemplo n.º 12
0
def main():
    args = build_argparser().parse_args()
    if args.architecture_type != 'yolov4' and args.anchors:
        log.warning(
            'The "--anchors" options works only for "-at==yolov4". Option will be omitted'
        )
    if args.architecture_type != 'yolov4' and args.masks:
        log.warning(
            'The "--masks" options works only for "-at==yolov4". Option will be omitted'
        )

    cap = open_images_capture(args.input, args.loop)

    if args.adapter == 'openvino':
        plugin_config = get_user_config(args.device, args.num_streams,
                                        args.num_threads)
        model_adapter = OpenvinoAdapter(
            create_core(),
            args.model,
            device=args.device,
            plugin_config=plugin_config,
            max_num_requests=args.num_infer_requests)
    elif args.adapter == 'remote':
        log.info('Reading model {}'.format(args.model))
        serving_config = {"address": "localhost", "port": 9000}
        model_adapter = RemoteAdapter(args.model, serving_config)

    configuration = {
        'resize_type': args.resize_type,
        'mean_values': args.mean_values,
        'scale_values': args.scale_values,
        'reverse_input_channels': args.reverse_input_channels,
        'path_to_labels': args.labels,
        'confidence_threshold': args.prob_threshold,
        'input_size': args.input_size,  # The CTPN specific
    }
    model = DetectionModel.create_model(args.architecture_type, model_adapter,
                                        configuration)
    model.log_layers_info()

    detector_pipeline = AsyncPipeline(model)

    next_frame_id = 0
    next_frame_id_to_show = 0

    palette = ColorPalette(len(model.labels) if model.labels else 100)
    metrics = PerformanceMetrics()
    render_metrics = PerformanceMetrics()
    presenter = None
    output_transform = None
    video_writer = cv2.VideoWriter()

    while True:
        if detector_pipeline.callback_exceptions:
            raise detector_pipeline.callback_exceptions[0]
        # Process all completed requests
        results = detector_pipeline.get_result(next_frame_id_to_show)
        if results:
            objects, frame_meta = results
            frame = frame_meta['frame']
            start_time = frame_meta['start_time']

            if len(objects) and args.raw_output_message:
                print_raw_results(objects, model.labels, next_frame_id_to_show)

            presenter.drawGraphs(frame)
            rendering_start_time = perf_counter()
            frame = draw_detections(frame, objects, palette, model.labels,
                                    output_transform)
            render_metrics.update(rendering_start_time)
            metrics.update(start_time, frame)

            if video_writer.isOpened() and (
                    args.output_limit <= 0
                    or next_frame_id_to_show <= args.output_limit - 1):
                video_writer.write(frame)
            next_frame_id_to_show += 1

            if not args.no_show:
                cv2.imshow('Detection Results', frame)
                key = cv2.waitKey(1)

                ESC_KEY = 27
                # Quit.
                if key in {ord('q'), ord('Q'), ESC_KEY}:
                    break
                presenter.handleKey(key)
            continue

        if detector_pipeline.is_ready():
            # Get new image/frame
            start_time = perf_counter()
            frame = cap.read()
            if frame is None:
                if next_frame_id == 0:
                    raise ValueError("Can't read an image from the input")
                break
            if next_frame_id == 0:
                output_transform = OutputTransform(frame.shape[:2],
                                                   args.output_resolution)
                if args.output_resolution:
                    output_resolution = output_transform.new_resolution
                else:
                    output_resolution = (frame.shape[1], frame.shape[0])
                presenter = monitors.Presenter(
                    args.utilization_monitors, 55,
                    (round(output_resolution[0] / 4),
                     round(output_resolution[1] / 8)))
                if args.output and not video_writer.open(
                        args.output, cv2.VideoWriter_fourcc(*'MJPG'),
                        cap.fps(), output_resolution):
                    raise RuntimeError("Can't open video writer")
            # Submit for inference
            detector_pipeline.submit_data(frame, next_frame_id, {
                'frame': frame,
                'start_time': start_time
            })
            next_frame_id += 1

        else:
            # Wait for empty request
            detector_pipeline.await_any()

    detector_pipeline.await_all()
    # Process completed requests
    for next_frame_id_to_show in range(next_frame_id_to_show, next_frame_id):
        results = detector_pipeline.get_result(next_frame_id_to_show)
        while results is None:
            results = detector_pipeline.get_result(next_frame_id_to_show)
        objects, frame_meta = results
        frame = frame_meta['frame']
        start_time = frame_meta['start_time']

        if len(objects) and args.raw_output_message:
            print_raw_results(objects, model.labels, next_frame_id_to_show)

        presenter.drawGraphs(frame)
        rendering_start_time = perf_counter()
        frame = draw_detections(frame, objects, palette, model.labels,
                                output_transform)
        render_metrics.update(rendering_start_time)
        metrics.update(start_time, frame)

        if video_writer.isOpened() and (
                args.output_limit <= 0
                or next_frame_id_to_show <= args.output_limit - 1):
            video_writer.write(frame)

        if not args.no_show:
            cv2.imshow('Detection Results', frame)
            key = cv2.waitKey(1)

            ESC_KEY = 27
            # Quit.
            if key in {ord('q'), ord('Q'), ESC_KEY}:
                break
            presenter.handleKey(key)

    metrics.log_total()
    log_latency_per_stage(cap.reader_metrics.get_latency(),
                          detector_pipeline.preprocess_metrics.get_latency(),
                          detector_pipeline.inference_metrics.get_latency(),
                          detector_pipeline.postprocess_metrics.get_latency(),
                          render_metrics.get_latency())
    for rep in presenter.reportMeans():
        log.info(rep)
def main():
    args = build_argparser().parse_args()

    cap = open_images_capture(args.input, args.loop)

    if args.adapter == 'openvino':
        plugin_config = get_user_config(args.device, args.num_streams,
                                        args.num_threads)
        model_adapter = OpenvinoAdapter(
            create_core(),
            args.model,
            device=args.device,
            plugin_config=plugin_config,
            max_num_requests=args.num_infer_requests)
    elif args.adapter == 'remote':
        log.info('Reading model {}'.format(args.model))
        serving_config = {"address": "localhost", "port": 9000}
        model_adapter = RemoteAdapter(args.model, serving_config)

    model = SegmentationModel.create_model(args.architecture_type,
                                           model_adapter,
                                           {'path_to_labels': args.labels})
    if args.architecture_type == 'segmentation':
        visualizer = SegmentationVisualizer(args.colors)
    if args.architecture_type == 'salient_object_detection':
        visualizer = SaliencyMapVisualizer()
    model.log_layers_info()

    pipeline = AsyncPipeline(model)

    next_frame_id = 0
    next_frame_id_to_show = 0

    metrics = PerformanceMetrics()
    render_metrics = PerformanceMetrics()
    presenter = None
    output_transform = None
    video_writer = cv2.VideoWriter()
    only_masks = args.only_masks
    while True:
        if pipeline.is_ready():
            # Get new image/frame
            start_time = perf_counter()
            frame = cap.read()
            if frame is None:
                if next_frame_id == 0:
                    raise ValueError("Can't read an image from the input")
                break
            if next_frame_id == 0:
                output_transform = OutputTransform(frame.shape[:2],
                                                   args.output_resolution)
                if args.output_resolution:
                    output_resolution = output_transform.new_resolution
                else:
                    output_resolution = (frame.shape[1], frame.shape[0])
                presenter = monitors.Presenter(
                    args.utilization_monitors, 55,
                    (round(output_resolution[0] / 4),
                     round(output_resolution[1] / 8)))
                if args.output and not video_writer.open(
                        args.output, cv2.VideoWriter_fourcc(*'MJPG'),
                        cap.fps(), output_resolution):
                    raise RuntimeError("Can't open video writer")
            # Submit for inference
            pipeline.submit_data(frame, next_frame_id, {
                'frame': frame,
                'start_time': start_time
            })
            next_frame_id += 1
        else:
            # Wait for empty request
            pipeline.await_any()

        if pipeline.callback_exceptions:
            raise pipeline.callback_exceptions[0]
        # Process all completed requests
        results = pipeline.get_result(next_frame_id_to_show)
        if results:
            objects, frame_meta = results
            if args.raw_output_message:
                print_raw_results(objects, next_frame_id_to_show, model.labels)
            frame = frame_meta['frame']
            start_time = frame_meta['start_time']
            rendering_start_time = perf_counter()
            frame = render_segmentation(frame, objects, visualizer,
                                        output_transform, only_masks)
            render_metrics.update(rendering_start_time)
            presenter.drawGraphs(frame)
            metrics.update(start_time, frame)

            if video_writer.isOpened() and (
                    args.output_limit <= 0
                    or next_frame_id_to_show <= args.output_limit - 1):
                video_writer.write(frame)
            next_frame_id_to_show += 1

            if not args.no_show:
                cv2.imshow('Segmentation Results', frame)
                key = cv2.waitKey(1)
                if key == 27 or key == 'q' or key == 'Q':
                    break
                if key == 9:
                    only_masks = not only_masks
                presenter.handleKey(key)

    pipeline.await_all()
    # Process completed requests
    for next_frame_id_to_show in range(next_frame_id_to_show, next_frame_id):
        results = pipeline.get_result(next_frame_id_to_show)
        while results is None:
            results = pipeline.get_result(next_frame_id_to_show)
        objects, frame_meta = results
        if args.raw_output_message:
            print_raw_results(objects, next_frame_id_to_show, model.labels)
        frame = frame_meta['frame']
        start_time = frame_meta['start_time']

        rendering_start_time = perf_counter()
        frame = render_segmentation(frame, objects, visualizer,
                                    output_transform, only_masks)
        render_metrics.update(rendering_start_time)
        presenter.drawGraphs(frame)
        metrics.update(start_time, frame)

        if video_writer.isOpened() and (
                args.output_limit <= 0
                or next_frame_id_to_show <= args.output_limit - 1):
            video_writer.write(frame)

        if not args.no_show:
            cv2.imshow('Segmentation Results', frame)
            key = cv2.waitKey(1)

    metrics.log_total()
    log_latency_per_stage(cap.reader_metrics.get_latency(),
                          pipeline.preprocess_metrics.get_latency(),
                          pipeline.inference_metrics.get_latency(),
                          pipeline.postprocess_metrics.get_latency(),
                          render_metrics.get_latency())
    for rep in presenter.reportMeans():
        log.info(rep)
def main():
    args = build_argparser().parse_args()

    cap = open_images_capture(args.input, args.loop)
    if cap.get_type() not in ('VIDEO', 'CAMERA'):
        raise RuntimeError("The input should be a video file or a numeric camera ID")
    frames = RoiDetectorOnVideo(cap)

    img_retrieval = ImageRetrieval(args.model, args.device, args.gallery, INPUT_SIZE,
                                   args.cpu_extension)

    compute_embeddings_times = []
    search_in_gallery_times = []

    positions = []

    frames_processed = 0
    presenter = monitors.Presenter(args.utilization_monitors, 0)
    video_writer = cv2.VideoWriter()
    metrics = PerformanceMetrics()

    for image, view_frame in frames:
        start_time = perf_counter()
        position = None
        sorted_indexes = []

        if image is not None:
            image = central_crop(image, divide_by=5, shift=1)

            elapsed, probe_embedding = time_elapsed(img_retrieval.compute_embedding, image)
            compute_embeddings_times.append(elapsed)

            elapsed, (sorted_indexes, distances) = time_elapsed(img_retrieval.search_in_gallery,
                                                                probe_embedding)
            search_in_gallery_times.append(elapsed)

            sorted_classes = [img_retrieval.gallery_classes[i] for i in sorted_indexes]

            if args.ground_truth is not None:
                position = sorted_classes.index(
                    img_retrieval.text_label_to_class_id[args.ground_truth])
                positions.append(position)
                log.info("ROI detected, found: %d, position of target: %d",
                         sorted_classes[0], position)
            else:
                log.info("ROI detected, found: %s", sorted_classes[0])

        image, key = visualize(view_frame, position,
                        [img_retrieval.impaths[i] for i in sorted_indexes],
                        distances[sorted_indexes] if position is not None else None,
                        img_retrieval.input_size, np.mean(compute_embeddings_times),
                        np.mean(search_in_gallery_times), imshow_delay=3, presenter=presenter, no_show=args.no_show)

        metrics.update(start_time)
        if frames_processed == 0:
            if args.output and not video_writer.open(args.output, cv2.VideoWriter_fourcc(*'MJPG'),
                                                     cap.fps(), (image.shape[1], image.shape[0])):
                raise RuntimeError("Can't open video writer")
        frames_processed += 1
        if video_writer.isOpened() and (args.output_limit <= 0 or frames_processed <= args.output_limit):
            video_writer.write(image)

        if key == 27:
            break

    metrics.log_total()
    for rep in presenter.reportMeans():
        log.info(rep)

    if positions:
        compute_metrics(positions)
Exemplo n.º 15
0
def main():
    args = build_argparser().parse_args()

    cap = open_images_capture(args.input, args.loop)
    next_frame_id = 1
    next_frame_id_to_show = 0

    metrics = PerformanceMetrics()
    render_metrics = PerformanceMetrics()
    video_writer = cv2.VideoWriter()

    if args.adapter == 'openvino':
        plugin_config = get_user_config(args.device, args.num_streams, args.num_threads)
        model_adapter = OpenvinoAdapter(create_core(), args.model, device=args.device, plugin_config=plugin_config,
                                        max_num_requests=args.num_infer_requests)
    elif args.adapter == 'remote':
        log.info('Reading model {}'.format(args.model))
        serving_config = {"address": "localhost", "port": 9000}
        model_adapter = RemoteAdapter(args.model, serving_config)

    start_time = perf_counter()
    frame = cap.read()
    if frame is None:
        raise RuntimeError("Can't read an image from the input")

    model = Deblurring(model_adapter, preload=False)
    model.reshape(frame.shape)
    model.log_layers_info()

    pipeline = AsyncPipeline(model)

    pipeline.submit_data(frame, 0, {'frame': frame, 'start_time': start_time})

    presenter = monitors.Presenter(args.utilization_monitors, 55,
                                   (round(frame.shape[1] / 4), round(frame.shape[0] / 8)))
    if args.output and not video_writer.open(args.output, cv2.VideoWriter_fourcc(*'MJPG'),
                                             cap.fps(), (2 * frame.shape[1], frame.shape[0])):
        raise RuntimeError("Can't open video writer")

    while True:
        if pipeline.is_ready():
            # Get new image/frame
            start_time = perf_counter()
            frame = cap.read()
            if frame is None:
                break

            # Submit for inference
            pipeline.submit_data(frame, next_frame_id, {'frame': frame, 'start_time': start_time})
            next_frame_id += 1
        else:
            # Wait for empty request
            pipeline.await_any()

        if pipeline.callback_exceptions:
            raise pipeline.callback_exceptions[0]
        # Process all completed requests
        results = pipeline.get_result(next_frame_id_to_show)
        if results:
            result_frame, frame_meta = results
            input_frame = frame_meta['frame']
            start_time = frame_meta['start_time']

            rendering_start_time = perf_counter()
            if input_frame.shape != result_frame.shape:
                input_frame = cv2.resize(input_frame, (result_frame.shape[1], result_frame.shape[0]))
            final_image = cv2.hconcat([input_frame, result_frame])
            render_metrics.update(rendering_start_time)

            presenter.drawGraphs(final_image)
            metrics.update(start_time, final_image)

            if video_writer.isOpened() and (args.output_limit <= 0 or next_frame_id_to_show <= args.output_limit-1):
                video_writer.write(final_image)
            next_frame_id_to_show += 1

            if not args.no_show:
                cv2.imshow('Deblurring Results', final_image)
                key = cv2.waitKey(1)
                if key == 27 or key == 'q' or key == 'Q':
                    break
                presenter.handleKey(key)

    pipeline.await_all()
    # Process completed requests
    for next_frame_id_to_show in range(next_frame_id_to_show, next_frame_id):
        results = pipeline.get_result(next_frame_id_to_show)
        while results is None:
            results = pipeline.get_result(next_frame_id_to_show)
        result_frame, frame_meta = results
        input_frame = frame_meta['frame']
        start_time = frame_meta['start_time']

        rendering_start_time = perf_counter()
        if input_frame.shape != result_frame.shape:
            input_frame = cv2.resize(input_frame, (result_frame.shape[1], result_frame.shape[0]))
        final_image = cv2.hconcat([input_frame, result_frame])
        render_metrics.update(rendering_start_time)

        presenter.drawGraphs(final_image)
        metrics.update(start_time, final_image)

        if video_writer.isOpened() and (args.output_limit <= 0 or next_frame_id_to_show <= args.output_limit-1):
            video_writer.write(final_image)

        if not args.no_show:
            cv2.imshow('Deblurring Results', final_image)
            key = cv2.waitKey(1)

    metrics.log_total()
    log_latency_per_stage(cap.reader_metrics.get_latency(),
                          pipeline.preprocess_metrics.get_latency(),
                          pipeline.inference_metrics.get_latency(),
                          pipeline.postprocess_metrics.get_latency(),
                          render_metrics.get_latency())
    for rep in presenter.reportMeans():
        log.info(rep)
Exemplo n.º 16
0
def main():
    args = build_argparser().parse_args()

    cap = open_images_capture(args.input, args.loop)

    # Plugin initialization for specified device and load extensions library if specified.
    log.info('OpenVINO Inference Engine')
    log.info('\tbuild: {}'.format(get_version()))
    ie = IECore()
    if args.cpu_extension and 'CPU' in args.device:
        ie.add_extension(args.cpu_extension, 'CPU')
    # Read IR
    log.info('Reading Mask-RCNN model {}'.format(args.mask_rcnn_model))
    mask_rcnn_net = ie.read_network(args.mask_rcnn_model)

    model_required_inputs = {'image'}
    if set(mask_rcnn_net.input_info) == model_required_inputs:
        required_output_keys = {'boxes', 'labels', 'masks', 'text_features.0'}
        n, c, h, w = mask_rcnn_net.input_info['image'].input_data.shape
        assert n == 1, 'Only batch 1 is supported by the demo application'
    else:
        raise RuntimeError(
            'Demo supports only topologies with the following input keys: '
            f'{model_required_inputs}.')
    assert required_output_keys.issubset(mask_rcnn_net.outputs.keys()), \
        f'Demo supports only topologies with the following output keys: {required_output_keys}' \
        f'Found: {mask_rcnn_net.outputs.keys()}.'

    log.info('Reading Text Recognition Encoder model {}'.format(
        args.text_enc_model))
    text_enc_net = ie.read_network(args.text_enc_model)

    log.info('Reading Text Recognition Decoder model {}'.format(
        args.text_dec_model))
    text_dec_net = ie.read_network(args.text_dec_model)

    mask_rcnn_exec_net = ie.load_network(network=mask_rcnn_net,
                                         device_name=args.device,
                                         num_requests=2)
    log.info('The Mask-RCNN model {} is loaded to {}'.format(
        args.mask_rcnn_model, args.device))

    text_enc_exec_net = ie.load_network(network=text_enc_net,
                                        device_name=args.device)
    log.info('The Text Recognition Encoder model {} is loaded to {}'.format(
        args.text_enc_model, args.device))

    text_dec_exec_net = ie.load_network(network=text_dec_net,
                                        device_name=args.device)
    log.info('The Text Recognition Decoder model {} is loaded to {}'.format(
        args.text_dec_model, args.device))

    hidden_shape = text_dec_net.input_info[
        args.trd_input_prev_hidden].input_data.shape

    del mask_rcnn_net
    del text_enc_net
    del text_dec_net

    if args.no_track:
        tracker = None
    else:
        tracker = StaticIOUTracker()

    if args.delay:
        delay = args.delay
    else:
        delay = int(cap.get_type() in ('VIDEO', 'CAMERA'))

    visualizer = Visualizer(['__background__', 'text'],
                            show_boxes=args.show_boxes,
                            show_scores=args.show_scores)

    frames_processed = 0

    metrics = PerformanceMetrics()
    video_writer = cv2.VideoWriter()

    start_time = perf_counter()
    frame = cap.read()
    if frame is None:
        raise RuntimeError("Can't read an image from the input")

    presenter = monitors.Presenter(args.utilization_monitors, 45,
                                   (frame.shape[1] // 4, frame.shape[0] // 8))
    if args.output and not video_writer.open(
            args.output, cv2.VideoWriter_fourcc(*'MJPG'), cap.fps(),
        (frame.shape[1], frame.shape[0])):
        raise RuntimeError("Can't open video writer")

    while frame is not None:
        if not args.keep_aspect_ratio:
            # Resize the image to a target size.
            scale_x = w / frame.shape[1]
            scale_y = h / frame.shape[0]
            input_image = cv2.resize(frame, (w, h))
        else:
            # Resize the image to keep the same aspect ratio and to fit it to a window of a target size.
            scale_x = scale_y = min(h / frame.shape[0], w / frame.shape[1])
            input_image = cv2.resize(frame, None, fx=scale_x, fy=scale_y)

        input_image_size = input_image.shape[:2]
        input_image = np.pad(input_image,
                             ((0, h - input_image_size[0]),
                              (0, w - input_image_size[1]), (0, 0)),
                             mode='constant',
                             constant_values=0)
        # Change data layout from HWC to CHW.
        input_image = input_image.transpose((2, 0, 1))
        input_image = input_image.reshape((n, c, h, w)).astype(np.float32)

        # Run the net.
        outputs = mask_rcnn_exec_net.infer({'image': input_image})

        # Parse detection results of the current request
        boxes = outputs['boxes'][:, :4]
        scores = outputs['boxes'][:, 4]
        classes = outputs['labels'].astype(np.uint32)
        raw_masks = outputs['masks']
        text_features = outputs['text_features.0']

        # Filter out detections with low confidence.
        detections_filter = scores > args.prob_threshold
        scores = scores[detections_filter]
        classes = classes[detections_filter]
        boxes = boxes[detections_filter]
        raw_masks = raw_masks[detections_filter]
        text_features = text_features[detections_filter]

        boxes[:, 0::2] /= scale_x
        boxes[:, 1::2] /= scale_y
        masks = []
        for box, cls, raw_mask in zip(boxes, classes, raw_masks):
            mask = segm_postprocess(box, raw_mask, frame.shape[0],
                                    frame.shape[1])
            masks.append(mask)

        texts = []
        for feature in text_features:
            feature = text_enc_exec_net.infer({'input': feature})['output']
            feature = np.reshape(feature,
                                 (feature.shape[0], feature.shape[1], -1))
            feature = np.transpose(feature, (0, 2, 1))

            hidden = np.zeros(hidden_shape)
            prev_symbol_index = np.ones((1, )) * SOS_INDEX

            text = ''
            text_confidence = 1.0
            for i in range(MAX_SEQ_LEN):
                decoder_output = text_dec_exec_net.infer({
                    args.trd_input_prev_symbol:
                    prev_symbol_index,
                    args.trd_input_prev_hidden:
                    hidden,
                    args.trd_input_encoder_outputs:
                    feature
                })
                symbols_distr = decoder_output[args.trd_output_symbols_distr]
                symbols_distr_softmaxed = softmax(symbols_distr, axis=1)[0]
                prev_symbol_index = int(np.argmax(symbols_distr, axis=1))
                text_confidence *= symbols_distr_softmaxed[prev_symbol_index]
                if prev_symbol_index == EOS_INDEX:
                    break
                text += args.alphabet[prev_symbol_index]
                hidden = decoder_output[args.trd_output_cur_hidden]

            texts.append(text if text_confidence >= args.tr_threshold else '')

        if len(boxes) and args.raw_output_message:
            log.debug(
                '  -------------------------- Frame # {} --------------------------  '
                .format(frames_processed))
            log.debug(
                '  Class ID | Confidence |     XMIN |     YMIN |     XMAX |     YMAX '
            )
            for box, cls, score, mask in zip(boxes, classes, scores, masks):
                log.debug(
                    '{:>10} | {:>10f} | {:>8.2f} | {:>8.2f} | {:>8.2f} | {:>8.2f} '
                    .format(cls, score, *box))

        # Get instance track IDs.
        masks_tracks_ids = None
        if tracker is not None:
            masks_tracks_ids = tracker(masks, classes)

        presenter.drawGraphs(frame)

        # Visualize masks.
        frame = visualizer(frame, boxes, classes, scores, masks, texts,
                           masks_tracks_ids)
        metrics.update(start_time, frame)

        frames_processed += 1
        if video_writer.isOpened() and (args.output_limit <= 0 or
                                        frames_processed <= args.output_limit):
            video_writer.write(frame)

        if not args.no_show:
            # Show resulting image.
            cv2.imshow('Results', frame)

        if not args.no_show:
            key = cv2.waitKey(delay)
            esc_code = 27
            if key == esc_code:
                break
            presenter.handleKey(key)

        start_time = perf_counter()
        frame = cap.read()

    metrics.log_total()
    for rep in presenter.reportMeans():
        log.info(rep)
    cv2.destroyAllWindows()
def main():
    args = build_argparser().parse_args()

    cap = open_images_capture(args.input, args.loop)
    delay = int(cap.get_type() in {'VIDEO', 'CAMERA'})

    if args.adapter == 'openvino':
        plugin_config = get_user_config(args.device, args.num_streams,
                                        args.num_threads)
        model_adapter = OpenvinoAdapter(
            create_core(),
            args.model,
            device=args.device,
            plugin_config=plugin_config,
            max_num_requests=args.num_infer_requests)
    elif args.adapter == 'remote':
        log.info('Reading model {}'.format(args.model))
        serving_config = {"address": "localhost", "port": 9000}
        model_adapter = RemoteAdapter(args.model, serving_config)

    config = {
        'mean_values': args.mean_values,
        'scale_values': args.scale_values,
        'reverse_input_channels': args.reverse_input_channels,
        'topk': args.topk,
        'path_to_labels': args.labels
    }
    model = Classification(model_adapter, config)
    model.log_layers_info()

    async_pipeline = AsyncPipeline(model)

    next_frame_id = 0
    next_frame_id_to_show = 0

    metrics = PerformanceMetrics()
    render_metrics = PerformanceMetrics()
    presenter = None
    output_transform = None
    video_writer = cv2.VideoWriter()
    ESC_KEY = 27
    key = -1
    while True:
        if async_pipeline.callback_exceptions:
            raise async_pipeline.callback_exceptions[0]
        # Process all completed requests
        results = async_pipeline.get_result(next_frame_id_to_show)
        if results:
            classifications, frame_meta = results
            frame = frame_meta['frame']
            start_time = frame_meta['start_time']
            if args.raw_output_message:
                print_raw_results(classifications, next_frame_id_to_show)

            presenter.drawGraphs(frame)
            rendering_start_time = perf_counter()
            frame = draw_labels(frame, classifications, output_transform)
            if delay or args.no_show:
                render_metrics.update(rendering_start_time)
                metrics.update(start_time, frame)

            if video_writer.isOpened() and (
                    args.output_limit <= 0
                    or next_frame_id_to_show <= args.output_limit - 1):
                video_writer.write(frame)
            next_frame_id_to_show += 1

            if not args.no_show:
                cv2.imshow('Classification Results', frame)
                key = cv2.waitKey(delay)
                # Quit.
                if key in {ord('q'), ord('Q'), ESC_KEY}:
                    break
                presenter.handleKey(key)
            continue

        if async_pipeline.is_ready():
            # Get new image/frame
            start_time = perf_counter()
            frame = cap.read()
            if frame is None:
                if next_frame_id == 0:
                    raise ValueError("Can't read an image from the input")
                break
            if next_frame_id == 0:
                output_transform = OutputTransform(frame.shape[:2],
                                                   args.output_resolution)
                if args.output_resolution:
                    output_resolution = output_transform.new_resolution
                else:
                    output_resolution = (frame.shape[1], frame.shape[0])
                presenter = monitors.Presenter(
                    args.utilization_monitors, 55,
                    (round(output_resolution[0] / 4),
                     round(output_resolution[1] / 8)))
                if args.output and not video_writer.open(
                        args.output, cv2.VideoWriter_fourcc(*'MJPG'),
                        cap.fps(), output_resolution):
                    raise RuntimeError("Can't open video writer")
            # Submit for inference
            async_pipeline.submit_data(frame, next_frame_id, {
                'frame': frame,
                'start_time': start_time
            })
            next_frame_id += 1

        else:
            # Wait for empty request
            async_pipeline.await_any()

    async_pipeline.await_all()
    if key not in {ord('q'), ord('Q'), ESC_KEY}:
        # Process completed requests
        for next_frame_id_to_show in range(next_frame_id_to_show,
                                           next_frame_id):
            results = async_pipeline.get_result(next_frame_id_to_show)
            while results is None:
                results = async_pipeline.get_result(next_frame_id_to_show)
            classifications, frame_meta = results
            frame = frame_meta['frame']
            start_time = frame_meta['start_time']

            if args.raw_output_message:
                print_raw_results(classifications, next_frame_id_to_show)

            presenter.drawGraphs(frame)
            rendering_start_time = perf_counter()
            frame = draw_labels(frame, classifications, output_transform)
            if delay or args.no_show:
                render_metrics.update(rendering_start_time)
                metrics.update(start_time, frame)

            if video_writer.isOpened() and (
                    args.output_limit <= 0
                    or next_frame_id_to_show <= args.output_limit - 1):
                video_writer.write(frame)

            if not args.no_show:
                cv2.imshow('Classification Results', frame)
                key = cv2.waitKey(delay)

                # Quit.
                if key in {ord('q'), ord('Q'), ESC_KEY}:
                    break
                presenter.handleKey(key)

    if delay or args.no_show:
        metrics.log_total()
        log_latency_per_stage(cap.reader_metrics.get_latency(),
                              async_pipeline.preprocess_metrics.get_latency(),
                              async_pipeline.inference_metrics.get_latency(),
                              async_pipeline.postprocess_metrics.get_latency(),
                              render_metrics.get_latency())
    for rep in presenter.reportMeans():
        log.info(rep)
def run_demo(args):
    cap = open_images_capture(args.input, args.loop)

    log.info('OpenVINO Inference Engine')
    log.info('\tbuild: {}'.format(get_version()))
    ie = IECore()

    log.info('Reading Object Detection model {}'.format(args.model_od))
    detector_person = Detector(ie,
                               args.model_od,
                               device=args.device,
                               label_class=args.person_label)
    log.info('The Object Detection model {} is loaded to {}'.format(
        args.model_od, args.device))

    log.info('Reading Human Pose Estimation model {}'.format(args.model_hpe))
    single_human_pose_estimator = HumanPoseEstimator(ie,
                                                     args.model_hpe,
                                                     device=args.device)
    log.info('The Human Pose Estimation model {} is loaded to {}'.format(
        args.model_hpe, args.device))

    delay = int(cap.get_type() in ('VIDEO', 'CAMERA'))
    video_writer = cv2.VideoWriter()

    frames_processed = 0
    presenter = monitors.Presenter(args.utilization_monitors, 25)
    metrics = PerformanceMetrics()

    start_time = perf_counter()
    frame = cap.read()
    if frame is None:
        raise RuntimeError("Can't read an image from the input")

    if args.output and not video_writer.open(
            args.output, cv2.VideoWriter_fourcc(*'MJPG'), cap.fps(),
        (frame.shape[1], frame.shape[0])):
        raise RuntimeError("Can't open video writer")

    while frame is not None:
        bboxes = detector_person.detect(frame)
        human_poses = [
            single_human_pose_estimator.estimate(frame, bbox)
            for bbox in bboxes
        ]

        presenter.drawGraphs(frame)

        colors = [(0, 0, 255), (255, 0, 0), (0, 255, 0), (255, 0, 0),
                  (0, 255, 0), (255, 0, 0), (0, 255, 0), (255, 0, 0),
                  (0, 255, 0), (255, 0, 0), (0, 255, 0), (255, 0, 0),
                  (0, 255, 0), (255, 0, 0), (0, 255, 0), (255, 0, 0),
                  (0, 255, 0)]

        for pose, bbox in zip(human_poses, bboxes):
            cv2.rectangle(frame, (bbox[0], bbox[1]),
                          (bbox[0] + bbox[2], bbox[1] + bbox[3]), (255, 0, 0),
                          2)
            for id_kpt, kpt in enumerate(pose):
                cv2.circle(frame, (int(kpt[0]), int(kpt[1])), 3,
                           colors[id_kpt], -1)

        metrics.update(start_time, frame)

        frames_processed += 1
        if video_writer.isOpened() and (args.output_limit <= 0 or
                                        frames_processed <= args.output_limit):
            video_writer.write(frame)

        if not args.no_show:
            cv2.imshow('Human Pose Estimation Demo', frame)
            key = cv2.waitKey(delay)
            if key == 27:
                break
            presenter.handleKey(key)

        start_time = perf_counter()
        frame = cap.read()

    metrics.log_total()
    for rep in presenter.reportMeans():
        log.info(rep)
def main():
    args = build_argparser().parse_args()

    cap = open_images_capture(args.input, args.loop)

    if args.adapter == 'openvino':
        plugin_config = get_user_config(args.device, args.num_streams,
                                        args.num_threads)
        model_adapter = OpenvinoAdapter(
            create_core(),
            args.model,
            device=args.device,
            plugin_config=plugin_config,
            max_num_requests=args.num_infer_requests)
    elif args.adapter == 'remote':
        log.info('Reading model {}'.format(args.model))
        serving_config = {"address": "localhost", "port": 9000}
        model_adapter = RemoteAdapter(args.model, serving_config)

    model = MonoDepthModel(model_adapter)
    model.log_layers_info()

    pipeline = AsyncPipeline(model)

    next_frame_id = 0
    next_frame_id_to_show = 0

    metrics = PerformanceMetrics()
    presenter = None
    output_transform = None
    video_writer = cv2.VideoWriter()

    while True:
        if pipeline.is_ready():
            # Get new image/frame
            start_time = perf_counter()
            frame = cap.read()
            if frame is None:
                if next_frame_id == 0:
                    raise ValueError("Can't read an image from the input")
                break
            if next_frame_id == 0:
                output_transform = OutputTransform(frame.shape[:2],
                                                   args.output_resolution)
                if args.output_resolution:
                    output_resolution = output_transform.new_resolution
                else:
                    output_resolution = (frame.shape[1], frame.shape[0])
                presenter = monitors.Presenter(
                    args.utilization_monitors, 55,
                    (round(output_resolution[0] / 4),
                     round(output_resolution[1] / 8)))
                if args.output and not video_writer.open(
                        args.output, cv2.VideoWriter_fourcc(*'MJPG'),
                        cap.fps(), output_resolution):
                    raise RuntimeError("Can't open video writer")
            # Submit for inference
            pipeline.submit_data(frame, next_frame_id,
                                 {'start_time': start_time})
            next_frame_id += 1
        else:
            # Wait for empty request
            pipeline.await_any()

        if pipeline.callback_exceptions:
            raise pipeline.callback_exceptions[0]
        # Process all completed requests
        results = pipeline.get_result(next_frame_id_to_show)
        if results:
            depth_map, frame_meta = results
            depth_map = apply_color_map(depth_map, output_transform)

            start_time = frame_meta['start_time']
            presenter.drawGraphs(depth_map)
            metrics.update(start_time, depth_map)

            if video_writer.isOpened() and (
                    args.output_limit <= 0
                    or next_frame_id_to_show <= args.output_limit - 1):
                video_writer.write(depth_map)
            next_frame_id_to_show += 1

            if not args.no_show:
                cv2.imshow(DEMO_NAME, depth_map)
                key = cv2.waitKey(1)
                if key == 27 or key == 'q' or key == 'Q':
                    break
                presenter.handleKey(key)

    pipeline.await_all()
    # Process completed requests
    for next_frame_id_to_show in range(next_frame_id_to_show, next_frame_id):
        results = pipeline.get_result(next_frame_id_to_show)
        while results is None:
            results = pipeline.get_result(next_frame_id_to_show)
        depth_map, frame_meta = results
        depth_map = apply_color_map(depth_map, output_transform)

        start_time = frame_meta['start_time']

        presenter.drawGraphs(depth_map)
        metrics.update(start_time, depth_map)

        if video_writer.isOpened() and (
                args.output_limit <= 0
                or next_frame_id_to_show <= args.output_limit - 1):
            video_writer.write(depth_map)

        if not args.no_show:
            cv2.imshow(DEMO_NAME, depth_map)
            key = cv2.waitKey(1)
            if key == 27 or key == 'q' or key == 'Q':
                break
            presenter.handleKey(key)

    metrics.log_total()
    for rep in presenter.reportMeans():
        log.info(rep)
Exemplo n.º 20
0
def main():
    args = build_argparser().parse_args()

    cap = open_images_capture(args.input, args.loop)
    frame_processor = FrameProcessor(args)

    frame_num = 0
    metrics = PerformanceMetrics()
    presenter = None
    output_transform = None
    input_crop = None
    if args.crop_size[0] > 0 and args.crop_size[1] > 0:
        input_crop = np.array(args.crop_size)
    elif not (args.crop_size[0] == 0 and args.crop_size[1] == 0):
        raise ValueError('Both crop height and width should be positive')
    video_writer = cv2.VideoWriter()

    while True:
        start_time = perf_counter()
        frame = cap.read()
        if frame is None:
            if frame_num == 0:
                raise ValueError("Can't read an image from the input")
            break
        if input_crop:
            frame = center_crop(frame, input_crop)
        if frame_num == 0:
            output_transform = OutputTransform(frame.shape[:2],
                                               args.output_resolution)
            if args.output_resolution:
                output_resolution = output_transform.new_resolution
            else:
                output_resolution = (frame.shape[1], frame.shape[0])
            presenter = monitors.Presenter(args.utilization_monitors, 55,
                                           (round(output_resolution[0] / 4),
                                            round(output_resolution[1] / 8)))
            if args.output and not video_writer.open(
                    args.output, cv2.VideoWriter_fourcc(*'MJPG'), cap.fps(),
                    output_resolution):
                raise RuntimeError("Can't open video writer")

        detections = frame_processor.process(frame)
        presenter.drawGraphs(frame)
        frame = draw_detections(frame, frame_processor, detections,
                                output_transform)
        metrics.update(start_time, frame)

        frame_num += 1
        if video_writer.isOpened() and (args.output_limit <= 0
                                        or frame_num <= args.output_limit):
            video_writer.write(frame)

        if not args.no_show:
            cv2.imshow('Face recognition demo', frame)
            key = cv2.waitKey(1)
            # Quit
            if key in {ord('q'), ord('Q'), 27}:
                break
            presenter.handleKey(key)

    metrics.log_total()
    for rep in presenter.reportMeans():
        log.info(rep)
Exemplo n.º 21
0
def main():
    args = build_argparser().parse_args()

    class_map = load_class_map(args.class_map)
    assert class_map is not None

    ie = load_ie_core(args.device, args.cpu_extension)

    person_detector = PersonDetector(args.detection_model,
                                     args.device,
                                     ie,
                                     num_requests=2,
                                     output_shape=DETECTOR_OUTPUT_SHAPE)
    action_recognizer = ActionRecognizer(args.action_model,
                                         args.device,
                                         ie,
                                         num_requests=2,
                                         img_scale=ACTION_IMAGE_SCALE,
                                         num_classes=len(class_map))

    person_tracker = Tracker(person_detector, TRACKER_SCORE_THRESHOLD,
                             TRACKER_IOU_THRESHOLD)

    video_stream = VideoStream(args.input, ACTION_NET_INPUT_FPS,
                               action_recognizer.input_length)
    video_stream.start()

    metrics = PerformanceMetrics()
    visualizer = Visualizer(VISUALIZER_TRG_FPS)
    visualizer.register_window('Demo')
    presenter = monitors.Presenter(args.utilization_monitors)

    samples_library = None
    if args.samples_dir is not None and os.path.exists(args.samples_dir):
        visualizer.register_window('Gesture library')
        visualizer.start()

        library_queue = visualizer.get_queue('Gesture library')
        samples_library = VideoLibrary(args.samples_dir,
                                       SAMPLES_MAX_WINDOW_SIZE,
                                       list(class_map.values()), library_queue,
                                       SAMPLES_TRG_FPS)
        samples_library.start()
    else:
        visualizer.start()

    last_caption = None
    active_object_id = -1
    tracker_labels_map = {}
    tracker_labels = set()

    frames_processed = 0

    while True:
        start_time = perf_counter()
        frame = video_stream.get_live_frame()
        batch = video_stream.get_batch()
        if frame is None or batch is None:
            break
        if frames_processed == 0:
            video_writer = cv2.VideoWriter()
            if args.output and not video_writer.open(
                    args.output, cv2.VideoWriter_fourcc(*'MJPG'),
                    video_stream.fps(), (frame.shape[1], frame.shape[0])):
                raise RuntimeError("Can't open video writer")

        detections, tracker_labels_map = person_tracker.add_frame(
            frame, len(OBJECT_IDS), tracker_labels_map)
        if detections is None:
            active_object_id = -1
            last_caption = None

        if len(detections) == 1:
            active_object_id = 0

        if active_object_id >= 0:
            cur_det = [det for det in detections if det.id == active_object_id]
            if len(cur_det) != 1:
                active_object_id = -1
                last_caption = None
                continue

            recognizer_result = action_recognizer(batch,
                                                  cur_det[0].roi.reshape(-1))
            if recognizer_result is not None:
                action_class_id = np.argmax(recognizer_result)
                action_class_label = \
                    class_map[action_class_id] if class_map is not None else action_class_id

                action_class_score = np.max(recognizer_result)
                if action_class_score > args.action_threshold:
                    last_caption = 'Last gesture: {} '.format(
                        action_class_label)

        presenter.drawGraphs(frame)

        if detections is not None:
            tracker_labels = {det.id for det in detections}

            for det in detections:
                roi_color = (0, 255,
                             0) if active_object_id == det.id else (128, 128,
                                                                    128)
                border_width = 2 if active_object_id == det.id else 1
                person_roi = det.roi[0]
                cv2.rectangle(frame, (person_roi[0], person_roi[1]),
                              (person_roi[2], person_roi[3]), roi_color,
                              border_width)
                cv2.putText(frame, str(det.id),
                            (person_roi[0] + 10, person_roi[1] + 20),
                            cv2.FONT_HERSHEY_SIMPLEX, 0.8, roi_color, 2)

        if last_caption is not None:
            cv2.putText(frame, last_caption, (10, frame.shape[0] - 10),
                        cv2.FONT_HERSHEY_SIMPLEX, 1, (0, 0, 255), 2)

        metrics.update(start_time, frame)

        frames_processed += 1
        if video_writer.isOpened() and (args.output_limit <= 0 or
                                        frames_processed <= args.output_limit):
            video_writer.write(frame)

        if args.no_show:
            continue

        visualizer.put_queue(frame, 'Demo')
        key = visualizer.get_key()

        if key == 27:  # esc
            break
        elif key == ord(' '):  # space
            active_object_id = -1
            last_caption = None
        elif key == 13:  # enter
            last_caption = None
        elif key in OBJECT_IDS:  # 0-9
            local_bbox_id = int(chr(key))
            if local_bbox_id in tracker_labels:
                active_object_id = local_bbox_id
        else:
            presenter.handleKey(key)

        if samples_library is not None:
            if key == ord('f'):  # forward
                samples_library.next()
            elif key == ord('b'):  # backward
                samples_library.prev()

    if samples_library is not None:
        samples_library.release()
    visualizer.release()
    video_stream.release()

    metrics.log_total()
    for rep in presenter.reportMeans():
        log.info(rep)
def main():
    args = build_argparser().parse_args()

    cap = open_images_capture(args.input, args.loop)

    with open(args.labels, 'rt') as labels_file:
        class_labels = labels_file.read().splitlines()
        assert len(class_labels), 'The file with class labels is empty'

    # Plugin initialization for specified device and load extensions library if specified.
    log.info('OpenVINO Inference Engine')
    log.info('\tbuild: {}'.format(get_version()))
    ie = IECore()
    if args.cpu_extension and 'CPU' in args.device:
        ie.add_extension(args.cpu_extension, 'CPU')

    # Read IR
    log.info('Reading model {}'.format(args.model))
    net = ie.read_network(args.model, args.model.with_suffix('.bin'))
    image_input, image_info_input, (
        n, c, h, w), model_type, postprocessor = check_model(net)
    args.no_keep_aspect_ratio = model_type == 'yolact' or args.no_keep_aspect_ratio

    exec_net = ie.load_network(network=net,
                               device_name=args.device,
                               num_requests=2)
    log.info('The model {} is loaded to {}'.format(args.model, args.device))

    if args.no_track:
        tracker = None
    else:
        tracker = StaticIOUTracker()

    if args.delay:
        delay = args.delay
    else:
        delay = int(cap.get_type() in ('VIDEO', 'CAMERA'))

    frames_processed = 0
    metrics = PerformanceMetrics()
    visualizer = Visualizer(class_labels,
                            show_boxes=args.show_boxes,
                            show_scores=args.show_scores)
    video_writer = cv2.VideoWriter()

    start_time = perf_counter()
    frame = cap.read()
    if frame is None:
        raise RuntimeError("Can't read an image from the input")

    out_frame_size = (frame.shape[1], frame.shape[0])
    presenter = monitors.Presenter(
        args.utilization_monitors, 45,
        (round(out_frame_size[0] / 4), round(out_frame_size[1] / 8)))
    if args.output and not video_writer.open(args.output,
                                             cv2.VideoWriter_fourcc(*'MJPG'),
                                             cap.fps(), out_frame_size):
        raise RuntimeError("Can't open video writer")

    while frame is not None:
        if args.no_keep_aspect_ratio:
            # Resize the image to a target size.
            scale_x = w / frame.shape[1]
            scale_y = h / frame.shape[0]
            input_image = cv2.resize(frame, (w, h))
        else:
            # Resize the image to keep the same aspect ratio and to fit it to a window of a target size.
            scale_x = scale_y = min(h / frame.shape[0], w / frame.shape[1])
            input_image = cv2.resize(frame, None, fx=scale_x, fy=scale_y)

        input_image_size = input_image.shape[:2]
        input_image = np.pad(input_image,
                             ((0, h - input_image_size[0]),
                              (0, w - input_image_size[1]), (0, 0)),
                             mode='constant',
                             constant_values=0)
        # Change data layout from HWC to CHW.
        input_image = input_image.transpose((2, 0, 1))
        input_image = input_image.reshape((n, c, h, w)).astype(np.float32)
        input_image_info = np.asarray(
            [[input_image_size[0], input_image_size[1], 1]], dtype=np.float32)

        # Run the net.
        feed_dict = {image_input: input_image}
        if image_info_input:
            feed_dict[image_info_input] = input_image_info
        outputs = exec_net.infer(feed_dict)

        # Parse detection results of the current request
        scores, classes, boxes, masks = postprocessor(outputs, scale_x,
                                                      scale_y,
                                                      *frame.shape[:2], h, w,
                                                      args.prob_threshold)

        if len(boxes) and args.raw_output_message:
            log.debug(
                '  -------------------------- Frame # {} --------------------------  '
                .format(frames_processed))
            log.debug(
                '  Class ID | Confidence |     XMIN |     YMIN |     XMAX |     YMAX '
            )
            for box, cls, score, mask in zip(boxes, classes, scores, masks):
                log.debug(
                    '{:>10} | {:>10f} | {:>8.2f} | {:>8.2f} | {:>8.2f} | {:>8.2f} '
                    .format(cls, score, *box))

        # Get instance track IDs.
        masks_tracks_ids = None
        if tracker is not None:
            masks_tracks_ids = tracker(masks, classes)

        # Visualize masks.
        frame = visualizer(frame, boxes, classes, scores, presenter, masks,
                           masks_tracks_ids)

        metrics.update(start_time, frame)

        frames_processed += 1
        if video_writer.isOpened() and (args.output_limit <= 0 or
                                        frames_processed <= args.output_limit):
            video_writer.write(frame)

        if not args.no_show:
            # Show resulting image.
            cv2.imshow('Results', frame)

        if not args.no_show:
            key = cv2.waitKey(delay)
            esc_code = 27
            if key == esc_code:
                break
            presenter.handleKey(key)
        start_time = perf_counter()
        frame = cap.read()

    metrics.log_total()
    for rep in presenter.reportMeans():
        log.info(rep)
    cv2.destroyAllWindows()
def main():
    args = build_argparser().parse_args()

    cap = open_images_capture(args.input, args.loop)

    place_recognition = PlaceRecognition(args.model, args.device,
                                         args.gallery_folder,
                                         args.cpu_extension, args.gallery_size)

    compute_embeddings_times = []
    search_in_gallery_times = []

    frames_processed = 0
    presenter = monitors.Presenter(args.utilization_monitors, 0)
    video_writer = cv2.VideoWriter()
    metrics = PerformanceMetrics()

    while True:
        start_time = perf_counter()
        frame = cap.read()

        if frame is None:
            if frames_processed == 0:
                raise ValueError("Can't read an image from the input")
            break

        elapsed, probe_embedding = time_elapsed(
            place_recognition.compute_embedding, frame)
        compute_embeddings_times.append(elapsed)

        elapsed, (sorted_indexes, distances) = time_elapsed(
            place_recognition.search_in_gallery, probe_embedding)
        search_in_gallery_times.append(elapsed)

        image, key = visualize(
            frame, [str(place_recognition.impaths[i]) for i in sorted_indexes],
            distances[sorted_indexes],
            place_recognition.input_size,
            np.mean(compute_embeddings_times),
            np.mean(search_in_gallery_times),
            imshow_delay=3,
            presenter=presenter,
            no_show=args.no_show)

        metrics.update(start_time)
        if frames_processed == 0:
            if args.output and not video_writer.open(
                    args.output, cv2.VideoWriter_fourcc(*'MJPG'), cap.fps(),
                (image.shape[1], image.shape[0])):
                raise RuntimeError("Can't open video writer")

        frames_processed += 1
        if video_writer.isOpened() and (args.output_limit <= 0 or
                                        frames_processed <= args.output_limit):
            video_writer.write(image)

        if key == 27:
            break

    metrics.log_total()
    for rep in presenter.reportMeans():
        log.info(rep)
def run(params, config, capture, detector, reid):
    win_name = 'Multi camera tracking'
    frame_number = 0
    output_detections = [[] for _ in range(capture.get_num_sources())]
    key = -1

    if config.normalizer_config.enabled:
        capture.add_transform(
            NormalizerCLAHE(
                config.normalizer_config.clip_limit,
                config.normalizer_config.tile_size,
            ))

    tracker = MultiCameraTracker(capture.get_num_sources(),
                                 reid,
                                 config.sct_config,
                                 **vars(config.mct_config),
                                 visual_analyze=config.analyzer)

    thread_body = FramesThreadBody(capture,
                                   max_queue_length=len(capture.captures) * 2)
    frames_thread = Thread(target=thread_body)
    frames_thread.start()

    frames_read = False
    set_output_params = False

    prev_frames = thread_body.frames_queue.get()
    detector.run_async(prev_frames, frame_number)
    metrics = PerformanceMetrics()
    presenter = monitors.Presenter(params.utilization_monitors, 0)

    while thread_body.process:
        if not params.no_show:
            key = check_pressed_keys(key)
            if key == 27:
                break
            presenter.handleKey(key)
        start_time = time.perf_counter()
        try:
            frames = thread_body.frames_queue.get_nowait()
            frames_read = True
        except queue.Empty:
            frames = None

        if frames is None:
            continue

        all_detections = detector.wait_and_grab()
        if params.save_detections:
            update_detections(output_detections, all_detections, frame_number)
        frame_number += 1
        detector.run_async(frames, frame_number)

        all_masks = [[] for _ in range(len(all_detections))]
        for i, detections in enumerate(all_detections):
            all_detections[i] = [det[0] for det in detections]
            all_masks[i] = [det[2] for det in detections if len(det) == 3]

        tracker.process(prev_frames, all_detections, all_masks)
        tracked_objects = tracker.get_tracked_objects()

        vis = visualize_multicam_detections(
            prev_frames, tracked_objects, **vars(config.visualization_config))
        metrics.update(start_time, vis)
        presenter.drawGraphs(vis)
        if not params.no_show:
            cv.imshow(win_name, vis)

        if frames_read and not set_output_params:
            set_output_params = True
            if len(params.output_video):
                frame_size = [frame.shape[::-1] for frame in frames]
                fps = capture.get_fps()
                target_width, target_height = get_target_size(
                    frame_size, None, **vars(config.visualization_config))
                video_output_size = (target_width, target_height)
                fourcc = cv.VideoWriter_fourcc(*'XVID')
                output_video = cv.VideoWriter(params.output_video, fourcc,
                                              min(fps), video_output_size)
            else:
                output_video = None
        if set_output_params and output_video:
            output_video.write(cv.resize(vis, video_output_size))

        prev_frames, frames = frames, prev_frames

    metrics.log_total()
    for rep in presenter.reportMeans():
        log.info(rep)

    thread_body.process = False
    frames_thread.join()

    if len(params.history_file):
        save_json_file(params.history_file,
                       tracker.get_all_tracks_history(),
                       description='History file')
    if len(params.save_detections):
        save_json_file(params.save_detections,
                       output_detections,
                       description='Detections')

    if len(config.embeddings.save_path):
        save_embeddings(tracker.scts, **vars(config.embeddings))
    assert len(load_net.outputs) == 1, "Expected number of outputs is equal 1"
    output_blob = next(iter(load_net.outputs))
    output_shape = load_net.outputs[output_blob].shape

    exec_net = ie.load_network(network=load_net, device_name=args.device)
    log.info('The model {} is loaded to {}'.format(args.model, args.device))

    _, _, h_in, w_in = input_shape

    frames_processed = 0
    imshow_size = (640, 480)
    graph_size = (imshow_size[0] // 2, imshow_size[1] // 4)
    presenter = monitors.Presenter(args.utilization_monitors,
                                   imshow_size[1] * 2 - graph_size[1],
                                   graph_size)
    metrics = PerformanceMetrics()

    video_writer = cv.VideoWriter()
    if args.output and not video_writer.open(
            args.output, cv.VideoWriter_fourcc(*'MJPG'), cap.fps(),
        (imshow_size[0] * 2, imshow_size[1] * 2)):
        raise RuntimeError("Can't open video writer")

    start_time = perf_counter()
    original_frame = cap.read()
    if original_frame is None:
        raise RuntimeError("Can't read an image from the input")

    while original_frame is not None:
        (h_orig, w_orig) = original_frame.shape[:2]
    R = np.array(extrinsics['R'], dtype=np.float32)
    t = np.array(extrinsics['t'], dtype=np.float32)

    is_video = cap.get_type() in ('VIDEO', 'CAMERA')

    base_height = args.height_size
    fx = args.fx

    frames_processed = 0
    delay = 1
    esc_code = 27
    p_code = 112
    space_code = 32
    mean_time = 0
    presenter = monitors.Presenter(args.utilization_monitors, 0)
    metrics = PerformanceMetrics()
    video_writer = cv2.VideoWriter()

    start_time = perf_counter()
    frame = cap.read()
    if frame is None:
        raise RuntimeError("Can't read an image from the input")

    if args.output and not video_writer.open(
            args.output, cv2.VideoWriter_fourcc(*'MJPG'), cap.fps(),
        (frame.shape[1], frame.shape[0])):
        raise RuntimeError("Can't open video writer")

    while frame is not None:
        current_time = cv2.getTickCount()
        input_scale = base_height / frame.shape[0]
def main():
    parser = argparse.ArgumentParser(description='Whiteboard inpainting demo')
    parser.add_argument(
        '-i',
        '--input',
        required=True,
        help='Required. Path to a video file or a device node of a web-camera.'
    )
    parser.add_argument('--loop',
                        default=False,
                        action='store_true',
                        help='Optional. Enable reading the input in a loop.')
    parser.add_argument('-o',
                        '--output',
                        required=False,
                        help='Optional. Name of the output file(s) to save.')
    parser.add_argument('-limit',
                        '--output_limit',
                        required=False,
                        default=1000,
                        type=int,
                        help='Optional. Number of frames to store in output. '
                        'If 0 is set, all frames are stored.')
    parser.add_argument(
        '-m_i',
        '--m_instance_segmentation',
        type=str,
        required=False,
        help='Required. Path to the instance segmentation model.')
    parser.add_argument(
        '-m_s',
        '--m_semantic_segmentation',
        type=str,
        required=False,
        help='Required. Path to the semantic segmentation model.')
    parser.add_argument(
        '-t',
        '--threshold',
        type=float,
        default=0.6,
        help='Optional. Threshold for person instance segmentation model.')
    parser.add_argument('--no_show',
                        help="Optional. Don't show output.",
                        action='store_true')
    parser.add_argument(
        '-d',
        '--device',
        type=str,
        default='CPU',
        help=
        'Optional. Specify a target device to infer on. CPU, GPU, HDDL or MYRIAD is '
        'acceptable. The demo will look for a suitable plugin for the device specified.'
    )
    parser.add_argument('-l',
                        '--cpu_extension',
                        type=str,
                        default=None,
                        help='MKLDNN (CPU)-targeted custom layers. Absolute \
                              path to a shared library with the kernels impl.')
    parser.add_argument('-u',
                        '--utilization_monitors',
                        default='',
                        type=str,
                        help='Optional. List of monitors to show initially.')
    args = parser.parse_args()

    cap = open_images_capture(args.input, args.loop)
    if cap.get_type() not in ('VIDEO', 'CAMERA'):
        raise RuntimeError(
            "The input should be a video file or a numeric camera ID")

    if bool(args.m_instance_segmentation) == bool(
            args.m_semantic_segmentation):
        raise ValueError(
            'Set up exactly one of segmentation models: '
            '--m_instance_segmentation or --m_semantic_segmentation')

    labels_dir = Path(__file__).resolve().parents[3] / 'data/dataset_classes'
    mouse = MouseClick()
    if not args.no_show:
        cv2.namedWindow(WINNAME)
        cv2.setMouseCallback(WINNAME, mouse.get_points)

    log.info('OpenVINO Inference Engine')
    log.info('\tbuild: {}'.format(get_version()))
    ie = IECore()

    model_path = args.m_instance_segmentation if args.m_instance_segmentation else args.m_semantic_segmentation
    log.info('Reading model {}'.format(model_path))
    if args.m_instance_segmentation:
        labels_file = str(labels_dir / 'coco_80cl_bkgr.txt')
        segmentation = MaskRCNN(ie, args.m_instance_segmentation, labels_file,
                                args.threshold, args.device,
                                args.cpu_extension)
    elif args.m_semantic_segmentation:
        labels_file = str(labels_dir / 'cityscapes_19cl_bkgr.txt')
        segmentation = SemanticSegmentation(ie, args.m_semantic_segmentation,
                                            labels_file, args.threshold,
                                            args.device, args.cpu_extension)
    log.info('The model {} is loaded to {}'.format(model_path, args.device))

    metrics = PerformanceMetrics()
    video_writer = cv2.VideoWriter()
    black_board = False
    frame_number = 0
    key = -1

    start_time = perf_counter()
    frame = cap.read()
    if frame is None:
        raise RuntimeError("Can't read an image from the input")

    out_frame_size = (frame.shape[1], frame.shape[0] * 2)
    output_frame = np.full((frame.shape[0], frame.shape[1], 3),
                           255,
                           dtype='uint8')
    presenter = monitors.Presenter(
        args.utilization_monitors, 20,
        (out_frame_size[0] // 4, out_frame_size[1] // 16))
    if args.output and not video_writer.open(args.output,
                                             cv2.VideoWriter_fourcc(*'MJPG'),
                                             cap.fps(), out_frame_size):
        raise RuntimeError("Can't open video writer")

    while frame is not None:
        mask = None
        detections = segmentation.get_detections([frame])
        expand_mask(detections, frame.shape[1] // 27)
        if len(detections[0]) > 0:
            mask = detections[0][0][2]
            for i in range(1, len(detections[0])):
                mask = cv2.bitwise_or(mask, detections[0][i][2])

        if mask is not None:
            mask = np.stack([mask, mask, mask], axis=-1)
        else:
            mask = np.zeros(frame.shape, dtype='uint8')

        clear_frame = remove_background(frame, invert_colors=not black_board)

        output_frame = np.where(mask, output_frame, clear_frame)
        merged_frame = np.vstack([frame, output_frame])
        merged_frame = cv2.resize(merged_frame, out_frame_size)

        metrics.update(start_time, merged_frame)

        if video_writer.isOpened() and (args.output_limit <= 0 or
                                        frame_number <= args.output_limit - 1):
            video_writer.write(merged_frame)

        presenter.drawGraphs(merged_frame)
        if not args.no_show:
            cv2.imshow(WINNAME, merged_frame)
            key = check_pressed_keys(key)
            if key == 27:  # 'Esc'
                break
            if key == ord('i'):  # catch pressing of key 'i'
                black_board = not black_board
                output_frame = 255 - output_frame
            else:
                presenter.handleKey(key)

        if mouse.crop_available:
            x0, x1 = min(mouse.points[0][0], mouse.points[1][0]), \
                     max(mouse.points[0][0], mouse.points[1][0])
            y0, y1 = min(mouse.points[0][1], mouse.points[1][1]), \
                     max(mouse.points[0][1], mouse.points[1][1])
            x1, y1 = min(x1, output_frame.shape[1] - 1), min(
                y1, output_frame.shape[0] - 1)
            board = output_frame[y0:y1, x0:x1, :]
            if board.shape[0] > 0 and board.shape[1] > 0:
                cv2.namedWindow('Board', cv2.WINDOW_KEEPRATIO)
                cv2.imshow('Board', board)

        frame_number += 1
        start_time = perf_counter()
        frame = cap.read()

    metrics.log_total()
    for rep in presenter.reportMeans():
        log.info(rep)