mirror of
https://gitlab.freedesktop.org/libfprint/libfprint.git
synced 2026-06-10 18:24:19 +00:00
Jason Huang
110 lines
2.9 KiB
Python
110 lines
2.9 KiB
Python
#!/usr/bin/python3
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import traceback
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import sys
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import gi
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gi.require_version('FPrint', '2.0')
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from gi.repository import FPrint, GLib
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# Exit with error on any exception, included those happening in async callbacks
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sys.excepthook = lambda *args: (traceback.print_exception(*args), sys.exit(1))
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ctx = GLib.main_context_default()
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c = FPrint.Context()
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c.enumerate()
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devices = c.get_devices()
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d = devices[0]
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del devices
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assert d.get_driver() == "egis_etu905"
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assert not d.has_feature(FPrint.DeviceFeature.CAPTURE)
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assert d.has_feature(FPrint.DeviceFeature.IDENTIFY)
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assert d.has_feature(FPrint.DeviceFeature.VERIFY)
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assert d.has_feature(FPrint.DeviceFeature.STORAGE)
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assert d.has_feature(FPrint.DeviceFeature.STORAGE_LIST)
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assert d.has_feature(FPrint.DeviceFeature.STORAGE_DELETE)
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assert d.has_feature(FPrint.DeviceFeature.STORAGE_CLEAR)
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d.open_sync()
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def enroll_progress(*args):
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assert d.get_finger_status() == FPrint.FingerStatusFlags.PRESENT
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print("enroll progress stage: " + str(args[1]))
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def identify_done(dev, res):
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global identified
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identified = True
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identify_match, identify_print = dev.identify_finish(res)
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print("MATCH FOUND!" if identify_match else "NO MATCH FOUND")
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assert identify_match.equal(identify_print)
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# List
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print("--- LISTING ---")
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stored = d.list_prints_sync()
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prints1 = len(stored)
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print(f"--- LIST DONE: Found {prints1} prints before enroll---")
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# Enroll
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print("--- ENROLLING ---")
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template = FPrint.Print.new(d)
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assert d.get_finger_status() == FPrint.FingerStatusFlags.NONE
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p = d.enroll_sync(template, None, enroll_progress, None)
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assert d.get_finger_status() == FPrint.FingerStatusFlags.NONE
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print("--- ENROLL DONE ---")
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del template
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# List
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print("--- LISTING ---")
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stored = d.list_prints_sync()
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prints2 = len(stored)
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print(f"--- LIST DONE: Found {prints2} prints after enroll---")
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assert (prints2 - prints1) == 1
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# Verify
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print("--- VERIFYING ---")
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assert d.get_finger_status() == FPrint.FingerStatusFlags.NONE
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verify_res, verify_print = d.verify_sync(p)
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assert d.get_finger_status() == FPrint.FingerStatusFlags.NONE
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print(f"--- VERIFY DONE: Result {verify_res} ---")
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# Identify
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print("--- ASYNC IDENTIFYING ---")
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identified = False
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deserialized_prints = []
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for p in stored:
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deserialized_prints.append(FPrint.Print.deserialize(p.serialize()))
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assert deserialized_prints[-1].equal(p)
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d.identify(deserialized_prints, callback=identify_done)
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del deserialized_prints
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while not identified:
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ctx.iteration(True)
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print("--- IDENTIFY DONE ---")
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# Delete
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print("--- DELETING ---")
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p_to_delete = next((sp for sp in stored if sp.equal(p)), None)
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if p_to_delete:
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d.delete_print_sync(p_to_delete)
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print("--- DELETE DONE ---")
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del p_to_delete
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del p
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# List
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print("--- LISTING ---")
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stored = d.list_prints_sync()
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prints3 = len(stored)
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print(f"--- LIST DONE: Found {prints3} prints after deleting---")
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assert (prints2 - prints3) == 1
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del stored
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d.close_sync()
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del d
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del c
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