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import sys
sys.path.append('.')
import os
import base64
import json
import handtool
import cv2
import numpy as np
from roi import get_roi, mat_to_bytes
from flask import Flask, request, jsonify
threshold = 0.15
licensePath = "license.txt"
license = ""
config = handtool.EncoderConfig(29, 5, 5, 10)
encoder = handtool.create_encoder(config)
machineCode = encoder.getMachineCode()
print("\nmachineCode: ", machineCode.decode('utf-8'))
# Get a specific environment variable by name
license = os.environ.get("LICENSE")
# Check if the variable exists
if license is not None:
print("Value of LICENSE:")
else:
license = ""
try:
with open(licensePath, 'r') as file:
license = file.read().strip()
except IOError as exc:
print("failed to open license.txt: ", exc.errno)
print("license: ", license)
ret = encoder.setActivation(license.encode('utf-8'))
print("\nactivation: ", ret)
_ = encoder.init()
print("\ninit: ", ret)
app = Flask(__name__)
@app.route('/compare_palmprint', methods=['POST'])
def compare_palmprint():
result = "None"
similarity = -1
palm1 = None
palm2 = None
file1 = request.files['file1']
file2 = request.files['file2']
print("---- 1")
try:
image1 = cv2.imdecode(np.frombuffer(file1.read(), np.uint8), cv2.IMREAD_COLOR)
except:
result = "Failed to open file1"
response = jsonify({"compare_result": result, "compare_similarity": similarity, "palm1": palm1, "palm2": palm2})
response.status_code = 200
response.headers["Content-Type"] = "application/json; charset=utf-8"
return response
try:
image2 = cv2.imdecode(np.frombuffer(file2.read(), np.uint8), cv2.IMREAD_COLOR)
except:
result = "Failed to open file2"
response = jsonify({"compare_result": result, "compare_similarity": similarity, "palm1": palm1, "palm2": palm2})
response.status_code = 200
response.headers["Content-Type"] = "application/json; charset=utf-8"
return response
img1 = mat_to_bytes(image1)
img2 = mat_to_bytes(image2)
hand_type_1, x11, y11, x12, y12, detect_state_1 = encoder.detect_using_bytes(img1)
hand_type_2, x21, y21, x22, y22, detect_state_2 = encoder.detect_using_bytes(img2)
palm1 = {"hand_type": hand_type_1, "x1": x11, "y1": y11, "x2": x12, "y2": y12}
palm2 = {"hand_type": hand_type_2, "x1": x21, "y1": y21, "x2": x22, "y2": y22}
if hand_type_1 != hand_type_2:
result = "Different hand"
# print(f"\n 2 images are from the different hand\n similarity: 0.0")
similarity = 0.0
response = jsonify({"compare_result": result, "compare_similarity": similarity, "palm1": palm1, "palm2": palm2})
response.status_code = 200
response.headers["Content-Type"] = "application/json; charset=utf-8"
return response
if detect_state_1 == 0 or detect_state_2 == 0:
if ret != 0:
result = "Activation failed"
response = jsonify({"compare_result": result, "compare_similarity": similarity, "palm1": palm1, "palm2": palm2})
response.status_code = 200
response.headers["Content-Type"] = "application/json; charset=utf-8"
return response
# print(f"\n hand detection failed !\n plesae make sure that input hand image is valid or not.")
result = "hand detection failed !\nPlesae make sure that input hand image is valid or not."
response = jsonify({"compare_result": result, "compare_similarity": similarity, "palm1": palm1, "palm2": palm2})
response.status_code = 200
response.headers["Content-Type"] = "application/json; charset=utf-8"
return response
if detect_state_1 >= 2 or detect_state_2 >= 2:
# print(f"\n multi-hand detected !\n plesae put one hand image, not multiple hand.")
result = "multi-hand detected !\nPlesae try on image with one hand , not multiple hand."
response = jsonify({"compare_result": result, "compare_similarity": similarity, "palm1": palm1, "palm2": palm2})
response.status_code = 200
response.headers["Content-Type"] = "application/json; charset=utf-8"
return response
roi1 = mat_to_bytes(get_roi(image1, hand_type_1, x11, y11, x12, y12))
roi2 = mat_to_bytes(get_roi(image2, hand_type_2, x21, y21, x22, y22))
one_palmprint_code = encoder.encode_using_bytes(roi1)
another_palmprint_code = encoder.encode_using_bytes(roi2)
score = one_palmprint_code.compare_to(another_palmprint_code)
if score >= threshold:
result = "Same hand"
similarity = score
# print(f"\n 2 images are from the same hand\n similarity: {score}")
else:
result = "Different hand"
similarity = score
# print(f"\n 2 images are from the different hand\n similarity: {score}")
response = jsonify({"compare_result": result, "compare_similarity": similarity, "palm1": palm1, "palm2": palm2})
response.status_code = 200
response.headers["Content-Type"] = "application/json; charset=utf-8"
return response
@app.route('/compare_palmprint_base64', methods=['POST'])
def compare_palmprint_base64():
result = "None"
similarity = -1
palm1 = None
palm2 = None
content = request.get_json()
try:
imageBase64_1 = content['base64_1']
image_data1 = base64.b64decode(imageBase64_1)
np_array = np.frombuffer(image_data1, np.uint8)
image1 = cv2.imdecode(np_array, cv2.IMREAD_COLOR)
except:
result = "Failed to open file1"
response = jsonify({"compare_result": result, "compare_similarity": similarity, "palm1": palm1, "palm2": palm2})
response.status_code = 200
response.headers["Content-Type"] = "application/json; charset=utf-8"
return response
try:
imageBase64_2 = content['base64_2']
image_data2 = base64.b64decode(imageBase64_2)
np_array = np.frombuffer(image_data2, np.uint8)
image2 = cv2.imdecode(np_array, cv2.IMREAD_COLOR)
except IOError as exc:
result = "Failed to open file2"
response = jsonify({"compare_result": result, "compare_similarity": similarity, "palm1": palm1, "palm2": palm2})
response.status_code = 200
response.headers["Content-Type"] = "application/json; charset=utf-8"
return response
img1 = mat_to_bytes(image1)
img2 = mat_to_bytes(image2)
hand_type_1, x11, y11, x12, y12, detect_state_1 = encoder.detect_using_bytes(img1)
hand_type_2, x21, y21, x22, y22, detect_state_2 = encoder.detect_using_bytes(img2)
palm1 = {"hand_type": hand_type_1, "x1": x11, "y1": y11, "x2": x12, "y2": y12}
palm2 = {"hand_type": hand_type_2, "x1": x21, "y1": y21, "x2": x22, "y2": y22}
if hand_type_1 != hand_type_2:
result = "Different hand"
# print(f"\n 2 images are from the different hand\n similarity: 0.0")
similarity = 0.0
response = jsonify({"compare_result": result, "compare_similarity": similarity, "palm1": palm1, "palm2": palm2})
response.status_code = 200
response.headers["Content-Type"] = "application/json; charset=utf-8"
return response
if detect_state_1 == 0 or detect_state_2 == 0:
if ret != 0:
result = "Activation failed"
response = jsonify({"compare_result": result, "compare_similarity": similarity, "palm1": palm1, "palm2": palm2})
response.status_code = 200
response.headers["Content-Type"] = "application/json; charset=utf-8"
return response
# print(f"\n hand detection failed !\n plesae make sure that input hand image is valid or not.")
result = "hand detection failed !\nPlesae make sure that input hand image is valid or not."
response = jsonify({"compare_result": result, "compare_similarity": similarity, "palm1": palm1, "palm2": palm2})
response.status_code = 200
response.headers["Content-Type"] = "application/json; charset=utf-8"
return response
if detect_state_1 >= 2 or detect_state_2 >= 2:
# print(f"\n multi-hand detected !\n plesae put one hand image, not multiple hand.")
result = "multi-hand detected !\nPlesae try on image with one hand , not multiple hand."
response = jsonify({"compare_result": result, "compare_similarity": similarity, "palm1": palm1, "palm2": palm2})
response.status_code = 200
response.headers["Content-Type"] = "application/json; charset=utf-8"
return response
roi1 = mat_to_bytes(get_roi(image1, hand_type_1, x11, y11, x12, y12))
roi2 = mat_to_bytes(get_roi(image2, hand_type_2, x21, y21, x22, y22))
one_palmprint_code = encoder.encode_using_bytes(roi1)
another_palmprint_code = encoder.encode_using_bytes(roi2)
score = one_palmprint_code.compare_to(another_palmprint_code)
if score >= threshold:
result = "Same hand"
similarity = score
# print(f"\n 2 images are from the same hand\n similarity: {score}")
else:
result = "Different hand"
similarity = score
# print(f"\n 2 images are from the different hand\n similarity: {score}")
response = jsonify({"compare_result": result, "compare_similarity": similarity, "palm1": palm1, "palm2": palm2})
response.status_code = 200
response.headers["Content-Type"] = "application/json; charset=utf-8"
return response
if __name__ == '__main__':
port = int(os.environ.get("PORT", 8080))
app.run(host='0.0.0.0', port=port) |