#!/usr/bin/env python
# vim: set fileencoding=utf-8 :
# Tiago de Freitas Pereira <tiago.pereira@idiap.ch>
# Sat 20 Aug 15:43:10 CEST 2016
"""
ARFACE database implementation of bob.bio.base.database.ZTDatabase interface.
It is an extension of an SQL-based database interface, which directly talks to ARFACE database, for
verification experiments (good to use in bob.bio.base framework).
"""
from .database import FaceBioFile
from bob.bio.base.database import BioDatabase
class ARFaceBioFile(FaceBioFile):
def __init__(self, f):
super(ARFaceBioFile, self).__init__(client_id=f.client_id, path=f.path, file_id=f.id)
self._f = f
class ARFaceBioDatabase(BioDatabase):
"""
ARFace database implementation of :py:class:`bob.bio.base.database.BioDatabase` interface.
It is an extension of an SQL-based database interface, which directly talks to ARFACE database, for
verification experiments (good to use in bob.bio.base framework).
"""
def __init__(
self,
original_directory=None,
original_extension='.ppm',
**kwargs
):
# call base class constructors to open a session to the database
super(ARFaceBioDatabase, self).__init__(
name='arface',
original_directory=original_directory,
original_extension=original_extension,
**kwargs)
from bob.db.arface.query import Database as LowLevelDatabase
self._db = LowLevelDatabase(original_directory, original_extension)
[docs] def model_ids_with_protocol(self, groups=None, protocol=None, **kwargs):
return self._db.model_ids(groups=groups, protocol=protocol)
[docs] def objects(self, groups=None, protocol=None, purposes=None, model_ids=None, **kwargs):
retval = self._db.objects(groups=groups, protocol=protocol, purposes=purposes, model_ids=model_ids, **kwargs)
return [ARFaceBioFile(f) for f in retval]
[docs] def annotations(self, myfile):
return self._db.annotations(myfile._f)