core/homeassistant/components/camera/onvif.py

234 lines
8.5 KiB
Python

"""
Support for ONVIF Cameras with FFmpeg as decoder.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/camera.onvif/
"""
import asyncio
import logging
import os
import voluptuous as vol
from homeassistant.const import (
CONF_NAME, CONF_HOST, CONF_USERNAME, CONF_PASSWORD, CONF_PORT,
ATTR_ENTITY_ID)
from homeassistant.components.camera import Camera, PLATFORM_SCHEMA, DOMAIN
from homeassistant.components.ffmpeg import (
DATA_FFMPEG, CONF_EXTRA_ARGUMENTS)
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.aiohttp_client import (
async_aiohttp_proxy_stream)
from homeassistant.helpers.service import extract_entity_ids
_LOGGER = logging.getLogger(__name__)
REQUIREMENTS = ['onvif-py3==0.1.3',
'suds-py3==1.3.3.0',
'http://github.com/tgaugry/suds-passworddigest-py3'
'/archive/86fc50e39b4d2b8997481967d6a7fe1c57118999.zip'
'#suds-passworddigest-py3==0.1.2a']
DEPENDENCIES = ['ffmpeg']
DEFAULT_NAME = 'ONVIF Camera'
DEFAULT_PORT = 5000
DEFAULT_USERNAME = 'admin'
DEFAULT_PASSWORD = '888888'
DEFAULT_ARGUMENTS = '-q:v 2'
DEFAULT_PROFILE = 0
CONF_PROFILE = "profile"
ATTR_PAN = "pan"
ATTR_TILT = "tilt"
ATTR_ZOOM = "zoom"
DIR_UP = "UP"
DIR_DOWN = "DOWN"
DIR_LEFT = "LEFT"
DIR_RIGHT = "RIGHT"
ZOOM_OUT = "ZOOM_OUT"
ZOOM_IN = "ZOOM_IN"
SERVICE_PTZ = "onvif_ptz"
ONVIF_DATA = "onvif"
ENTITIES = "entities"
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Required(CONF_HOST): cv.string,
vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
vol.Optional(CONF_PASSWORD, default=DEFAULT_PASSWORD): cv.string,
vol.Optional(CONF_USERNAME, default=DEFAULT_USERNAME): cv.string,
vol.Optional(CONF_PORT, default=DEFAULT_PORT): cv.port,
vol.Optional(CONF_EXTRA_ARGUMENTS, default=DEFAULT_ARGUMENTS): cv.string,
vol.Optional(CONF_PROFILE, default=DEFAULT_PROFILE):
vol.All(vol.Coerce(int), vol.Range(min=0)),
})
SERVICE_PTZ_SCHEMA = vol.Schema({
ATTR_ENTITY_ID: cv.entity_ids,
ATTR_PAN: vol.In([DIR_LEFT, DIR_RIGHT]),
ATTR_TILT: vol.In([DIR_UP, DIR_DOWN]),
ATTR_ZOOM: vol.In([ZOOM_OUT, ZOOM_IN])
})
def setup_platform(hass, config, add_devices, discovery_info=None):
"""Set up a ONVIF camera."""
if not hass.data[DATA_FFMPEG].async_run_test(config.get(CONF_HOST)):
return
def handle_ptz(service):
"""Handle PTZ service call."""
pan = service.data.get(ATTR_PAN, None)
tilt = service.data.get(ATTR_TILT, None)
zoom = service.data.get(ATTR_ZOOM, None)
all_cameras = hass.data[ONVIF_DATA][ENTITIES]
entity_ids = extract_entity_ids(hass, service)
target_cameras = []
if not entity_ids:
target_cameras = all_cameras
else:
target_cameras = [camera for camera in all_cameras
if camera.entity_id in entity_ids]
for camera in target_cameras:
camera.perform_ptz(pan, tilt, zoom)
hass.services.async_register(DOMAIN, SERVICE_PTZ, handle_ptz,
schema=SERVICE_PTZ_SCHEMA)
add_devices([ONVIFHassCamera(hass, config)])
class ONVIFHassCamera(Camera):
"""An implementation of an ONVIF camera."""
def __init__(self, hass, config):
"""Initialize a ONVIF camera."""
super().__init__()
import onvif
self._username = config.get(CONF_USERNAME)
self._password = config.get(CONF_PASSWORD)
self._host = config.get(CONF_HOST)
self._port = config.get(CONF_PORT)
self._name = config.get(CONF_NAME)
self._ffmpeg_arguments = config.get(CONF_EXTRA_ARGUMENTS)
self._profile_index = config.get(CONF_PROFILE)
self._input = None
self._media_service = \
onvif.ONVIFService('http://{}:{}/onvif/device_service'.format(
self._host, self._port),
self._username, self._password,
'{}/wsdl/media.wsdl'.format(os.path.dirname(
onvif.__file__)))
self._ptz_service = \
onvif.ONVIFService('http://{}:{}/onvif/device_service'.format(
self._host, self._port),
self._username, self._password,
'{}/wsdl/ptz.wsdl'.format(os.path.dirname(
onvif.__file__)))
def obtain_input_uri(self):
"""Set the input uri for the camera."""
from onvif import exceptions
_LOGGER.debug("Connecting with ONVIF Camera: %s on port %s",
self._host, self._port)
try:
profiles = self._media_service.GetProfiles()
if self._profile_index >= len(profiles):
_LOGGER.warning("ONVIF Camera '%s' doesn't provide profile %d."
" Using the last profile.",
self._name, self._profile_index)
self._profile_index = -1
req = self._media_service.create_type('GetStreamUri')
# pylint: disable=protected-access
req.ProfileToken = profiles[self._profile_index]._token
uri_no_auth = self._media_service.GetStreamUri(req).Uri
uri_for_log = uri_no_auth.replace(
'rtsp://', 'rtsp://<user>:<password>@', 1)
self._input = uri_no_auth.replace(
'rtsp://', 'rtsp://{}:{}@'.format(self._username,
self._password), 1)
_LOGGER.debug(
"ONVIF Camera Using the following URL for %s: %s",
self._name, uri_for_log)
# we won't need the media service anymore
self._media_service = None
except exceptions.ONVIFError as err:
_LOGGER.debug("Couldn't setup camera '%s'. Error: %s",
self._name, err)
return
def perform_ptz(self, pan, tilt, zoom):
"""Perform a PTZ action on the camera."""
from onvif import exceptions
if self._ptz_service:
pan_val = 1 if pan == DIR_RIGHT else -1 if pan == DIR_LEFT else 0
tilt_val = 1 if tilt == DIR_UP else -1 if tilt == DIR_DOWN else 0
zoom_val = 1 if zoom == ZOOM_IN else -1 if zoom == ZOOM_OUT else 0
req = {"Velocity": {
"PanTilt": {"_x": pan_val, "_y": tilt_val},
"Zoom": {"_x": zoom_val}}}
try:
self._ptz_service.ContinuousMove(req)
except exceptions.ONVIFError as err:
if "Bad Request" in err.reason:
self._ptz_service = None
_LOGGER.debug("Camera '%s' doesn't support PTZ.",
self._name)
else:
_LOGGER.debug("Camera '%s' doesn't support PTZ.", self._name)
async def async_added_to_hass(self):
"""Callback when entity is added to hass."""
if ONVIF_DATA not in self.hass.data:
self.hass.data[ONVIF_DATA] = {}
self.hass.data[ONVIF_DATA][ENTITIES] = []
self.hass.data[ONVIF_DATA][ENTITIES].append(self)
async def async_camera_image(self):
"""Return a still image response from the camera."""
from haffmpeg import ImageFrame, IMAGE_JPEG
if not self._input:
await self.hass.async_add_job(self.obtain_input_uri)
if not self._input:
return None
ffmpeg = ImageFrame(
self.hass.data[DATA_FFMPEG].binary, loop=self.hass.loop)
image = await asyncio.shield(ffmpeg.get_image(
self._input, output_format=IMAGE_JPEG,
extra_cmd=self._ffmpeg_arguments), loop=self.hass.loop)
return image
async def handle_async_mjpeg_stream(self, request):
"""Generate an HTTP MJPEG stream from the camera."""
from haffmpeg import CameraMjpeg
if not self._input:
await self.hass.async_add_job(self.obtain_input_uri)
if not self._input:
return None
stream = CameraMjpeg(self.hass.data[DATA_FFMPEG].binary,
loop=self.hass.loop)
await stream.open_camera(
self._input, extra_cmd=self._ffmpeg_arguments)
await async_aiohttp_proxy_stream(
self.hass, request, stream,
'multipart/x-mixed-replace;boundary=ffserver')
await stream.close()
@property
def name(self):
"""Return the name of this camera."""
return self._name