def face_recognition():
if request.method == 'POST':
# check if the post request has the file part
if 'file' not in request.files:
print('No file part')
return redirect(request.url)
file = request.files.get('file')
# if user does not select file, browser also submit an empty part without filename
if file.filename == '':
print('No selected file')
return redirect(request.url)
if allowed_file(file.filename):
name = face_rec(file)
resp_data = {'name': name}
# get parameters from url if any.
# facial_features parameter:
param_features = request.args.get('facial_features', '')
if param_features.lower() == 'true':
facial_features = find_facial_features(file)
# append facial_features to resp_data
resp_data.update({'facial_features': facial_features})
# face_locations parameter:
param_locations = request.args.get('face_locations', '')
if param_locations.lower() == 'true':
face_locations = find_face_locations(file)
resp_data.update({'face_locations': face_locations})
return json.dumps(resp_data)
return '''
def face_recognition():
if request.method == 'POST':
# Print request url, headers and content
print_request(request)
# JSON data format
if request.is_json:
""" Sample data
{'file_format':'jpg', 'image_data': <base64 ascii string>}
"""
# print('Request is a JSON format.')
json_data = request.get_json(cache=False)
file_format = json_data.get('file_format', None)
image_data = json_data.get('image_data', None)
if file_format not in ALLOWED_EXTENSIONS or image_data is None:
return '{"error":"Invalid JSON."}'
file = os.path.join(UPLOAD_FOLDER, 'image.' + file_format)
with open(file,'wb') as f:
# Note: Convert ascii string to binary string first, e.g. 'abc' to b'abc', before decode as base64 string.
f.write(base64.b64decode(image_data.encode('ascii')))
# form data format
else:
# check if the post request has the file part
if 'file' not in request.files:
print('No file part')
return redirect(request.url)
file = request.files.get('file')
# if user does not select file, browser also submit an empty part without filename
if file.filename == '':
print('No selected file')
return redirect(request.url)
if not allowed_file(file.filename):
return '{"error":"Invalid image file format."}'
# Process image file
# Note file could be a filename or a file object.
name = face_rec(file)
resp_data = {'name': name }
# get parameters from url if any.
# facial_features parameter:
param_features = request.args.get('facial_features', '')
if param_features.lower() == 'true':
facial_features = find_facial_features(file)
# append facial_features to resp_data
resp_data.update({'facial_features': facial_features})
# face_locations parameter:
param_locations = request.args.get('face_locations', '')
if param_locations.lower() == 'true':
face_locations = find_face_locations(file)
resp_data.update({'face_locations': face_locations})
return json.dumps(resp_data)
return '''
def face_recognition():
if request.method == 'POST':
# check if the post request has the file part
if 'file' in request.files:
file = request.files.get('file')
name = face_rec(file)
resp_data = {'name': name}
return json.dumps(resp_data)
def face_recognition():
if request.method == 'POST':
# Print request url, headers and content
print_request(request)
# check if the post request has the file part
if 'file' not in request.files:
print('No file part')
return redirect(request.url)
file = request.files.get('file')
# if user does not select file, browser also submit an empty part without filename
if file.filename == '':
print('No selected file')
return redirect(request.url)
if allowed_file(file.filename):
name = face_rec(file)
resp_data = {'name': name }
return json.dumps(resp_data)
return '''
