Kasamuday commited on
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ccd432a
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1 Parent(s): caf058a

Delete app.py

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  1. app.py +0 -80
app.py DELETED
@@ -1,80 +0,0 @@
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- from flask import Flask, render_template, request, jsonify
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- import os
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- import cv2
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- import numpy as np
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- import tensorflow as tf
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- from object_detection.utils import label_map_util
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- from object_detection.utils import visualization_utils as viz_utils
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- from object_detection.builders import model_builder
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- from object_detection.utils import config_util
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-
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- app = Flask(__name__)
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-
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- # Load model and label map
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- CUSTOM_MODEL_NAME = 'my_ssd_mobnet'
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- paths = {
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- 'CHECKPOINT_PATH': os.path.join('Tensorflow', 'workspace', 'models', CUSTOM_MODEL_NAME),
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- 'LABELMAP': os.path.join('Tensorflow', 'workspace', 'annotations', 'label_map.pbtxt')
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- }
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-
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- configs = config_util.get_configs_from_pipeline_file(os.path.join(paths['CHECKPOINT_PATH'], 'pipeline.config'))
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- detection_model = model_builder.build(model_config=configs['model'], is_training=False)
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- ckpt = tf.compat.v2.train.Checkpoint(model=detection_model)
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- ckpt.restore(os.path.join(paths['CHECKPOINT_PATH'], 'ckpt-8')).expect_partial()
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- category_index = label_map_util.create_category_index_from_labelmap(paths['LABELMAP'])
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-
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- # Define detection function
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- @tf.function
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- def detect_fn(image):
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- image, shapes = detection_model.preprocess(image)
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- prediction_dict = detection_model.predict(image, shapes)
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- detections = detection_model.postprocess(prediction_dict, shapes)
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- return detections
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-
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- # Define route for object detection
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- @app.route('/detect', methods=['POST'])
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- def detect():
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- # Get image file from request
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- file = request.files['image']
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-
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- # Read image and convert to numpy array
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- img = cv2.imdecode(np.frombuffer(file.read(), np.uint8), cv2.IMREAD_COLOR)
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- image_np = np.array(img)
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-
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- # Perform object detection
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- input_tensor = tf.convert_to_tensor(np.expand_dims(image_np, 0), dtype=tf.float32)
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- detections = detect_fn(input_tensor)
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-
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- num_detections = int(detections.pop('num_detections'))
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- detections = {key: value[0, :num_detections].numpy() for key, value in detections.items()}
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- detections['num_detections'] = num_detections
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- detections['detection_classes'] = detections['detection_classes'].astype(np.int64)
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-
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- label_id_offset = 1
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- image_np_with_detections = image_np.copy()
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-
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- viz_utils.visualize_boxes_and_labels_on_image_array(
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- image_np_with_detections,
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- detections['detection_boxes'],
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- detections['detection_classes'] + label_id_offset,
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- detections['detection_scores'],
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- category_index,
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- use_normalized_coordinates=True,
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- max_boxes_to_draw=10,
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- min_score_thresh=.4,
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- agnostic_mode=False
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- )
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-
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- # Convert image back to byte stream
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- ret, buffer = cv2.imencode('.jpg', image_np_with_detections)
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- img_str = buffer.tobytes()
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-
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- return img_str
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-
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- # Define index route
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- @app.route('/', methods=['GET'])
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- def index():
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- return render_template('index.html')
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-
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- if __name__ == "__main__":
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- app.run(debug=True)