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Tolerance configuration for dlib_face_identify (#24497)

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* Adding tolerance configuration support for dlib_face_identify component

* Fix tolerance parameter

* Fix static-check

* Fix flake8 check

* Fix circleci tests

* Changes for improve maintainability

* Change type of confidence option
This commit is contained in:
Javier González Calleja 2019-06-19 22:54:24 +02:00 committed by Paulus Schoutsen
parent f5da0e341c
commit dbc4f285f1
1 changed files with 11 additions and 4 deletions
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15
homeassistant/components/dlib_face_identify/image_processing.py
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@ -7,7 +7,7 @@ import voluptuous as vol
from homeassistant.core import split_entity_id
from homeassistant.components.image_processing import (
ImageProcessingFaceEntity, PLATFORM_SCHEMA, CONF_SOURCE, CONF_ENTITY_ID,
CONF_NAME)
CONF_NAME, CONF_CONFIDENCE)
import homeassistant.helpers.config_validation as cv
_LOGGER = logging.getLogger(__name__)
@ -17,6 +17,7 @@ CONF_FACES = 'faces'
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Required(CONF_FACES): {cv.string: cv.isfile},
vol.Optional(CONF_CONFIDENCE, default=0.6): vol.Coerce(float),
})
@ -25,7 +26,8 @@ def setup_platform(hass, config, add_entities, discovery_info=None):
entities = []
for camera in config[CONF_SOURCE]:
entities.append(DlibFaceIdentifyEntity(
camera[CONF_ENTITY_ID], config[CONF_FACES], camera.get(CONF_NAME)
camera[CONF_ENTITY_ID], config[CONF_FACES], camera.get(CONF_NAME),
config[CONF_CONFIDENCE]
))
add_entities(entities)
@ -34,7 +36,7 @@ def setup_platform(hass, config, add_entities, discovery_info=None):
class DlibFaceIdentifyEntity(ImageProcessingFaceEntity):
"""Dlib Face API entity for identify."""
def __init__(self, camera_entity, faces, name=None):
def __init__(self, camera_entity, faces, name, tolerance):
"""Initialize Dlib face identify entry."""
# pylint: disable=import-error
import face_recognition
@ -57,6 +59,8 @@ class DlibFaceIdentifyEntity(ImageProcessingFaceEntity):
except IndexError as err:
_LOGGER.error("Failed to parse %s. Error: %s", face_file, err)
self._tolerance = tolerance
@property
def camera_entity(self):
"""Return camera entity id from process pictures."""
@ -82,7 +86,10 @@ class DlibFaceIdentifyEntity(ImageProcessingFaceEntity):
found = []
for unknown_face in unknowns:
for name, face in self._faces.items():
result = face_recognition.compare_faces([face], unknown_face)
result = face_recognition.compare_faces(
[face],
unknown_face,
tolerance=self._tolerance)
if result[0]:
found.append({
ATTR_NAME: name