def __init__(self):
# These are here to avoid refcounting hell
# TODO: Fix this in the fprint API
self.bound_enroll_progress_callback = self.enroll_progress_callback
self.bound_identify_callback = self.identify_callback
self.bound_stop_callback = self.stop_callback
db = private_api.db.get_conn()
self.db_api = private_api.bob_api.BobApi(db)
self.load_db()
endpoint = DEFAULT_ENDPOINT
self.send_api = bob_send.BobApi(endpoint, 1, 0)
self.loop = asyncio.get_event_loop()
fprint.init()
ddevs = fprint.DiscoveredDevices()
if len(ddevs) != 1:
raise Exception(
"Unexpected number of fingerprint devices: {0}".format(
len(ddevs)))
self.dev = fprint.Device.open(ddevs[0])
fds = self.dev.get_pollfds()
for fd in fds:
if fd[1] == 1:
self.loop.add_reader(fd[0], self.dev.handle_events)
if fd[1] == 4:
self.loop.add_writer(fd[0], self.dev.handle_events)
print("FingerprintInterface initialized")
def __init__(self):
# These are here to avoid refcounting hell
# TODO: Fix this in the fprint API
self.bound_enroll_progress_callback = self.enroll_progress_callback
self.bound_identify_callback = self.identify_callback
self.bound_stop_callback = self.stop_callback
db = private_api.db.get_conn()
self.db_api = private_api.bob_api.BobApi(db)
self.load_db()
endpoint = DEFAULT_ENDPOINT
self.send_api = bob_send.BobApi(endpoint, 1, 0)
self.loop = asyncio.get_event_loop()
fprint.init()
ddevs = fprint.DiscoveredDevices()
if len(ddevs) != 1:
raise Exception(
"Unexpected number of fingerprint devices: {0}".format(
len(ddevs)))
self.dev = fprint.Device.open(ddevs[0])
fds = self.dev.get_pollfds()
for fd in fds:
if fd[1] == 1:
self.loop.add_reader(fd[0], self.dev.handle_events)
if fd[1] == 4:
self.loop.add_writer(fd[0], self.dev.handle_events)
print("FingerprintInterface initialized")
"""
This example shows how to verify a previously saved fingerprint.
"""
import fprint
# Initialization of libfprint
fprint.init()
# Load fingerprint info from a binary file (see enroll.py)
with open('some_fingerprint', 'rb') as fh:
fingerprint = fprint.PrintData.from_data(fh.read())
# Discover all fingerprint devices in the system
# ddevs: Sequence[fprint.DiscoveredDevice]
ddevs = fprint.DiscoveredDevices()
if len(ddevs) > 0:
# Choose the first one
# dev: fprint.Device
dev = ddevs[0].open_device()
# Start fingerprint verification. In that moment you should
# place your finger on the device.
# matched: bool
matched = dev.verify_finger_loop(fingerprint)
if matched:
print("Hooray!")
else:
print("Get out, I don't know you...")