121 lines
3.3 KiB
Python
121 lines
3.3 KiB
Python
"""Person detection using Sighthound cloud service."""
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import logging
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import simplehound.core as hound
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import voluptuous as vol
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from homeassistant.components.image_processing import (
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CONF_ENTITY_ID,
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CONF_NAME,
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CONF_SOURCE,
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PLATFORM_SCHEMA,
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ImageProcessingEntity,
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)
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from homeassistant.const import ATTR_ENTITY_ID, CONF_API_KEY
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from homeassistant.core import split_entity_id
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import homeassistant.helpers.config_validation as cv
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_LOGGER = logging.getLogger(__name__)
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EVENT_PERSON_DETECTED = "sighthound.person_detected"
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ATTR_BOUNDING_BOX = "bounding_box"
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ATTR_PEOPLE = "people"
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CONF_ACCOUNT_TYPE = "account_type"
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DEV = "dev"
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PROD = "prod"
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
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{
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vol.Required(CONF_API_KEY): cv.string,
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vol.Optional(CONF_ACCOUNT_TYPE, default=DEV): vol.In([DEV, PROD]),
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}
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)
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def setup_platform(hass, config, add_entities, discovery_info=None):
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"""Set up the platform."""
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# Validate credentials by processing image.
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api_key = config[CONF_API_KEY]
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account_type = config[CONF_ACCOUNT_TYPE]
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api = hound.cloud(api_key, account_type)
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try:
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api.detect(b"Test")
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except hound.SimplehoundException as exc:
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_LOGGER.error("Sighthound error %s setup aborted", exc)
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return
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entities = []
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for camera in config[CONF_SOURCE]:
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sighthound = SighthoundEntity(
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api, camera[CONF_ENTITY_ID], camera.get(CONF_NAME)
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)
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entities.append(sighthound)
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add_entities(entities)
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class SighthoundEntity(ImageProcessingEntity):
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"""Create a sighthound entity."""
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def __init__(self, api, camera_entity, name):
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"""Init."""
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self._api = api
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self._camera = camera_entity
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if name:
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self._name = name
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else:
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camera_name = split_entity_id(camera_entity)[1]
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self._name = f"sighthound_{camera_name}"
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self._state = None
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self._image_width = None
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self._image_height = None
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def process_image(self, image):
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"""Process an image."""
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detections = self._api.detect(image)
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people = hound.get_people(detections)
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self._state = len(people)
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metadata = hound.get_metadata(detections)
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self._image_width = metadata["image_width"]
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self._image_height = metadata["image_height"]
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for person in people:
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self.fire_person_detected_event(person)
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def fire_person_detected_event(self, person):
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"""Send event with detected total_persons."""
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self.hass.bus.fire(
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EVENT_PERSON_DETECTED,
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{
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ATTR_ENTITY_ID: self.entity_id,
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ATTR_BOUNDING_BOX: hound.bbox_to_tf_style(
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person["boundingBox"], self._image_width, self._image_height
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),
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},
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)
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@property
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def camera_entity(self):
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"""Return camera entity id from process pictures."""
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return self._camera
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@property
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def name(self):
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"""Return the name of the sensor."""
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return self._name
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@property
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def should_poll(self):
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"""Return the polling state."""
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return False
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@property
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def state(self):
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"""Return the state of the entity."""
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return self._state
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@property
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def unit_of_measurement(self):
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"""Return the unit of measurement."""
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return ATTR_PEOPLE
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