From 5da5f476c89b41e783eb6ac397ff76b3208e061a Mon Sep 17 00:00:00 2001
From: Andre Anjos <andre.anjos@idiap.ch>
Date: Wed, 27 Feb 2013 13:02:52 +0100
Subject: [PATCH] Add special methods for break-down analysis
---
xbob/db/replay/spoofing.py | 39 ++++++++++++++++++++++++++++++++++++++
1 file changed, 39 insertions(+)
diff --git a/xbob/db/replay/spoofing.py b/xbob/db/replay/spoofing.py
index 28a2822..c41f508 100644
--- a/xbob/db/replay/spoofing.py
+++ b/xbob/db/replay/spoofing.py
@@ -93,6 +93,16 @@ class Database(DatabaseBase):
return
create_subparser.__doc__ = DatabaseBase.create_subparser.__doc__
+
+ def name(self):
+ from .driver import Interface
+ i = Interface()
+ return "Replay Attack Database (%s)" % i.name()
+
+ def version(self):
+ from .driver import Interface
+ i = Interface()
+ return i.version()
def short_description(self):
return "Anti-Spoofing database with 1300 videos produced at Idiap, Switzerland"
@@ -135,6 +145,35 @@ class Database(DatabaseBase):
return self.get_data('test')
get_test_data.__doc__ = DatabaseBase.get_test_data.__doc__
+ def get_test_filters(self):
+ return ('device', 'support')
+
+ def get_filtered_test_data(self, filter):
+
+ def device_filter(obj, filter):
+ return obj.make_path().find('attack_' + filter) != -1
+
+ def support_filter(obj, filter):
+ return obj.make_path().find(filter) != -1
+
+ real, attack = self.get_test_data()
+
+ if filter == 'device':
+ return {
+ 'print': (real, [k for k in attack if device_filter(k, 'print')]),
+ 'mobile': (real, [k for k in attack if device_filter(k, 'mobile')]),
+ 'highdef': (real, [k for k in attack if device_filter(k, 'highdef')]),
+ }
+ elif filter == 'support':
+ return {
+ 'hand': (real, [k for k in attack if support_filter(k, 'hand')]),
+ 'fixed': (real, [k for k in attack if support_filter(k, 'fixed')]),
+ }
+
+ raise RuntimeError, \
+ "filter parameter should specify a valid filter among `%s'" % \
+ self.get_test_filters()
+
def get_all_data(self):
return self.get_data(None)
get_all_data.__doc__ = DatabaseBase.get_all_data.__doc__
--
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