import?os
import?cv2
import?time
import?argparse
import?multiprocessing
import?numpy?as?np
import?tensorflow?as?tf

from?utils.app_utils?import?FPS?WebcamVideoStream
from?multiprocessing?import?Queue?Pool
from?object_detection.utils?import?label_map_util
from?object_detection.utils?import?visualization_utils?as?vis_util

CWD_PATH?=?os.getcwd（）

#?Path?to?frozen?detection?graph.?This?is?the?actual?model?that?is?used?for?the?object?detection.
MODEL_NAME?=?‘ssd_mobilenet_v1_coco_11_06_2017‘
PATH_TO_CKPT?=?os.path.join（CWD_PATH?‘object_detection‘?MODEL_NAME?‘frozen_inference_graph.pb‘）

#?List?of?the?strings?that?is?used?to?add?correct?label?for?each?box.
PATH_TO_LABELS?=?os.path.join（CWD_PATH?‘object_detection‘?‘data‘?‘mscoco_label_map.pbtxt‘）

NUM_CLASSES?=?90

#?Loading?label?map
label_map?=?label_map_util.load_labelmap（PATH_TO_LABELS）
categories?=?label_map_util.convert_label_map_to_categories（label_map?max_num_classes=NUM_CLASSES
????????????????????????????????????????????????????????????use_display_name=True）
category_index?=?label_map_util.create_category_index（categories）


def?detect_objects（image_np?sess?detection_graph）:
????#?Expand?dimensions?since?the?model?expects?images?to?have?shape:?[1?None?None?3]
????image_np_expanded?=?np.expand_dims（image_np?axis=0）
????image_tensor?=?detection_graph.get_tensor_by_name（‘image_tensor:0‘）

????#?Each?box?represents?a?part?of?the?image?where?a?particular?object?was?detected.
????boxes?=?detection_graph.get_tensor_by_name（‘detection_boxes:0‘）

????#?Each?score?represent?how?level?of?confidence?for?each?of?the?objects.
????#?Score?is?shown?on?the?result?image?together?with?the?class?label.
????scores?=?detection_graph.get_tensor_by_name（‘detection_scores:0‘）
????classes?=?detection_graph.get_tensor_by_name（‘detection_classes:0‘）
????num_detections?=?detection_graph.get_tensor_by_name（‘num_detections:0‘）

????#?Actual?detection.
????（boxes?scores?classes?num_detections）?=?sess.run（
????????[boxes?scores?classes?num_detections]
????????feed_dict={image_tensor:?image_np_expanded}）

????#?Visualization?of?the?results?of?a?detection.
????vis_util.visualize_boxes_and_labels_on_image_array（
????????image_np
????????np.squeeze（boxes）
????????np.squeeze（classes）.astype（np.int32）
????????np.squeeze（scores）
????????category_index
????????use_normalized_coordinates=True
????????line_thickness=8）
????return?image_np


def?worker（input_q?output_q）:
????#?Load?a?（frozen）?Tensorflow?model?into?memory.
????detection_graph?=?tf.Graph（）
????with?detection_graph.as_default（）:
????????od_graph_def?=?tf.GraphDef（）
????????with?tf.gfile.GFile（PATH_TO_CKPT?‘rb‘）?as?fid:
????????????serialized_graph?=?fid.read（）
????????????od_graph_def.ParseFromString（serialized_graph）
????????????tf.import_graph_def（od_graph_def?name=‘‘）

????????sess?=?tf.Session（graph=detection_graph）

????fps?=?FPS（）.start（）
????while?True:
????????fps.update（）
????????frame?=?input_q.get（）
????????frame_rgb?=?cv2.cvtCo

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-02-01?16:07??object_detector_app-master\
?????文件????????5042??2017-10-04?13:10??object_detector_app-master\object_detection_app.py
?????目錄???????????0??2018-03-19?15:31??__MACOSX\
?????目錄???????????0??2018-03-19?15:31??__MACOSX\object_detector_app-master\
?????文件?????????212??2017-10-04?13:10??__MACOSX\object_detector_app-master\._object_detection_app.py
?????文件????????1064??2017-10-04?13:10??object_detector_app-master\LICENSE
?????文件?????????212??2017-10-04?13:10??__MACOSX\object_detector_app-master\._LICENSE
?????文件?????????958??2017-10-04?13:10??object_detector_app-master\environment.yml
?????文件?????????212??2017-10-04?13:10??__MACOSX\object_detector_app-master\._environment.yml
?????文件????????5680??2017-10-04?13:10??object_detector_app-master\object_detection_multithreading.py
?????文件?????????212??2017-10-04?13:10??__MACOSX\object_detector_app-master\._object_detection_multithreading.py
?????文件???????????0??2017-10-04?13:10??object_detector_app-master\__init__.py
?????文件?????????212??2017-10-04?13:10??__MACOSX\object_detector_app-master\.___init__.py
?????目錄???????????0??2018-02-01?16:09??object_detector_app-master\utils\
?????文件?????????662??2017-10-04?13:10??object_detector_app-master\utils\test_app_utils.py
?????目錄???????????0??2018-03-19?15:31??__MACOSX\object_detector_app-master\utils\
?????文件?????????212??2017-10-04?13:10??__MACOSX\object_detector_app-master\utils\._test_app_utils.py
?????文件???????????0??2017-10-04?13:10??object_detector_app-master\utils\__init__.py
?????文件?????????212??2017-10-04?13:10??__MACOSX\object_detector_app-master\utils\.___init__.py
?????目錄???????????0??2018-02-01?16:09??object_detector_app-master\utils\__pycache__\
?????文件????????6690??2018-02-01?16:09??object_detector_app-master\utils\__pycache__\app_utils.cpython-36.pyc
?????文件?????????182??2018-02-01?16:09??object_detector_app-master\utils\__pycache__\__init__.cpython-36.pyc
?????文件????????7886??2017-10-04?13:10??object_detector_app-master\utils\app_utils.py
?????文件?????????212??2017-10-04?13:10??__MACOSX\object_detector_app-master\utils\._app_utils.py
?????文件?????????212??2018-02-01?16:09??__MACOSX\object_detector_app-master\._utils
?????文件????????1254??2017-10-04?13:10??object_detector_app-master\README.md
?????文件?????????212??2017-10-04?13:10??__MACOSX\object_detector_app-master\._README.md
?????文件????????1061??2017-10-04?13:10??object_detector_app-master\.gitignore
?????文件?????????212??2017-10-04?13:10??__MACOSX\object_detector_app-master\._.gitignore
?????目錄???????????0??2018-02-01?16:09??object_detector_app-master\object_detection\
?????目錄???????????0??2017-10-04?13:10??object_detector_app-master\object_detection\test_images\
............此處省略567個文件信息