Add overlay options wrapper to rpi_camera

.coveragerc

@@ -608,7 +608,7 @@ omit =
     homeassistant/components/roomba/vacuum.py
     homeassistant/components/route53/*
     homeassistant/components/rova/sensor.py
-    homeassistant/components/rpi_camera/camera.py
+    homeassistant/components/rpi_camera/*
     homeassistant/components/rpi_gpio/*
     homeassistant/components/rpi_gpio/cover.py
     homeassistant/components/rpi_gpio_pwm/light.py

homeassistant/components/rpi_camera/__init__.py

@@ -1 +1,89 @@
 """The rpi_camera component."""
+import logging
+
+import voluptuous as vol
+
+from homeassistant.const import CONF_FILE_PATH, CONF_NAME
+from homeassistant.helpers import config_validation as cv, discovery
+
+from .const import (
+    CONF_HORIZONTAL_FLIP,
+    CONF_IMAGE_HEIGHT,
+    CONF_IMAGE_QUALITY,
+    CONF_IMAGE_ROTATION,
+    CONF_IMAGE_WIDTH,
+    CONF_OVERLAY_METADATA,
+    CONF_OVERLAY_TIMESTAMP,
+    CONF_TIMELAPSE,
+    CONF_VERTICAL_FLIP,
+    DEFAULT_HORIZONTAL_FLIP,
+    DEFAULT_IMAGE_HEIGHT,
+    DEFAULT_IMAGE_QUALITY,
+    DEFAULT_IMAGE_ROTATION,
+    DEFAULT_IMAGE_WIDTH,
+    DEFAULT_NAME,
+    DEFAULT_TIMELAPSE,
+    DEFAULT_VERTICAL_FLIP,
+    DOMAIN,
+)
+
+_LOGGER = logging.getLogger(__name__)
+
+CONFIG_SCHEMA = vol.Schema(
+    {
+        DOMAIN: vol.Schema(
+            {
+                vol.Optional(CONF_FILE_PATH): cv.isfile,
+                vol.Optional(
+                    CONF_HORIZONTAL_FLIP, default=DEFAULT_HORIZONTAL_FLIP
+                ): vol.All(vol.Coerce(int), vol.Range(min=0, max=1)),
+                vol.Optional(
+                    CONF_IMAGE_HEIGHT, default=DEFAULT_IMAGE_HEIGHT
+                ): vol.Coerce(int),
+                vol.Optional(
+                    CONF_IMAGE_QUALITY, default=DEFAULT_IMAGE_QUALITY
+                ): vol.All(vol.Coerce(int), vol.Range(min=0, max=100)),
+                vol.Optional(
+                    CONF_IMAGE_ROTATION, default=DEFAULT_IMAGE_ROTATION
+                ): vol.All(vol.Coerce(int), vol.Range(min=0, max=359)),
+                vol.Optional(CONF_IMAGE_WIDTH, default=DEFAULT_IMAGE_WIDTH): vol.Coerce(
+                    int
+                ),
+                vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
+                vol.Optional(CONF_OVERLAY_METADATA): vol.All(
+                    vol.Coerce(int), vol.Range(min=4, max=2056)
+                ),
+                vol.Optional(CONF_OVERLAY_TIMESTAMP): cv.string,
+                vol.Optional(CONF_TIMELAPSE, default=DEFAULT_TIMELAPSE): vol.Coerce(
+                    int
+                ),
+                vol.Optional(
+                    CONF_VERTICAL_FLIP, default=DEFAULT_VERTICAL_FLIP
+                ): vol.All(vol.Coerce(int), vol.Range(min=0, max=1)),
+            }
+        )
+    },
+    extra=vol.ALLOW_EXTRA,
+)
+
+
+def setup(hass, config):
+    """Set up the rpi_camera integration."""
+    config_domain = config[DOMAIN]
+    hass.data[DOMAIN] = {
+        CONF_FILE_PATH: config_domain.get(CONF_FILE_PATH),
+        CONF_HORIZONTAL_FLIP: config_domain.get(CONF_HORIZONTAL_FLIP),
+        CONF_IMAGE_WIDTH: config_domain.get(CONF_IMAGE_WIDTH),
+        CONF_IMAGE_HEIGHT: config_domain.get(CONF_IMAGE_HEIGHT),
+        CONF_IMAGE_QUALITY: config_domain.get(CONF_IMAGE_QUALITY),
+        CONF_IMAGE_ROTATION: config_domain.get(CONF_IMAGE_ROTATION),
+        CONF_NAME: config_domain.get(CONF_NAME),
+        CONF_OVERLAY_METADATA: config_domain.get(CONF_OVERLAY_METADATA),
+        CONF_OVERLAY_TIMESTAMP: config_domain.get(CONF_OVERLAY_TIMESTAMP),
+        CONF_TIMELAPSE: config_domain.get(CONF_TIMELAPSE),
+        CONF_VERTICAL_FLIP: config_domain.get(CONF_VERTICAL_FLIP),
+    }
+
+    discovery.load_platform(hass, "camera", DOMAIN, {}, config)
+
+    return True

homeassistant/components/rpi_camera/camera.py

@@ -5,53 +5,24 @@
 import subprocess
 from tempfile import NamedTemporaryFile
 
-import voluptuous as vol
-
-from homeassistant.components.camera import PLATFORM_SCHEMA, Camera
+from homeassistant.components.camera import Camera
 from homeassistant.const import CONF_FILE_PATH, CONF_NAME, EVENT_HOMEASSISTANT_STOP
-from homeassistant.helpers import config_validation as cv
-
-_LOGGER = logging.getLogger(__name__)
 
-CONF_HORIZONTAL_FLIP = "horizontal_flip"
-CONF_IMAGE_HEIGHT = "image_height"
-CONF_IMAGE_QUALITY = "image_quality"
-CONF_IMAGE_ROTATION = "image_rotation"
-CONF_IMAGE_WIDTH = "image_width"
-CONF_TIMELAPSE = "timelapse"
-CONF_VERTICAL_FLIP = "vertical_flip"
-
-DEFAULT_HORIZONTAL_FLIP = 0
-DEFAULT_IMAGE_HEIGHT = 480
-DEFAULT_IMAGE_QUALITY = 7
-DEFAULT_IMAGE_ROTATION = 0
-DEFAULT_IMAGE_WIDTH = 640
-DEFAULT_NAME = "Raspberry Pi Camera"
-DEFAULT_TIMELAPSE = 1000
-DEFAULT_VERTICAL_FLIP = 0
-
-PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
-    {
-        vol.Optional(CONF_FILE_PATH): cv.isfile,
-        vol.Optional(CONF_HORIZONTAL_FLIP, default=DEFAULT_HORIZONTAL_FLIP): vol.All(
-            vol.Coerce(int), vol.Range(min=0, max=1)
-        ),
-        vol.Optional(CONF_IMAGE_HEIGHT, default=DEFAULT_IMAGE_HEIGHT): vol.Coerce(int),
-        vol.Optional(CONF_IMAGE_QUALITY, default=DEFAULT_IMAGE_QUALITY): vol.All(
-            vol.Coerce(int), vol.Range(min=0, max=100)
-        ),
-        vol.Optional(CONF_IMAGE_ROTATION, default=DEFAULT_IMAGE_ROTATION): vol.All(
-            vol.Coerce(int), vol.Range(min=0, max=359)
-        ),
-        vol.Optional(CONF_IMAGE_WIDTH, default=DEFAULT_IMAGE_WIDTH): vol.Coerce(int),
-        vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
-        vol.Optional(CONF_TIMELAPSE, default=1000): vol.Coerce(int),
-        vol.Optional(CONF_VERTICAL_FLIP, default=DEFAULT_VERTICAL_FLIP): vol.All(
-            vol.Coerce(int), vol.Range(min=0, max=1)
-        ),
-    }
+from .const import (
+    CONF_HORIZONTAL_FLIP,
+    CONF_IMAGE_HEIGHT,
+    CONF_IMAGE_QUALITY,
+    CONF_IMAGE_ROTATION,
+    CONF_IMAGE_WIDTH,
+    CONF_OVERLAY_METADATA,
+    CONF_OVERLAY_TIMESTAMP,
+    CONF_TIMELAPSE,
+    CONF_VERTICAL_FLIP,
+    DOMAIN,
 )
 
+_LOGGER = logging.getLogger(__name__)
+
 
 def kill_raspistill(*args):
     """Kill any previously running raspistill process.."""
@@ -62,24 +33,18 @@ def kill_raspistill(*args):
 
 def setup_platform(hass, config, add_entities, discovery_info=None):
     """Set up the Raspberry Camera."""
+    # We only want this platform to be set up via discovery.
+    # prevent initializing by erroneous platform config section in yaml conf
+    if discovery_info is None:
+        return
+
     if shutil.which("raspistill") is None:
         _LOGGER.error("'raspistill' was not found")
-        return False
-
-    setup_config = {
-        CONF_NAME: config.get(CONF_NAME),
-        CONF_IMAGE_WIDTH: config.get(CONF_IMAGE_WIDTH),
-        CONF_IMAGE_HEIGHT: config.get(CONF_IMAGE_HEIGHT),
-        CONF_IMAGE_QUALITY: config.get(CONF_IMAGE_QUALITY),
-        CONF_IMAGE_ROTATION: config.get(CONF_IMAGE_ROTATION),
-        CONF_TIMELAPSE: config.get(CONF_TIMELAPSE),
-        CONF_HORIZONTAL_FLIP: config.get(CONF_HORIZONTAL_FLIP),
-        CONF_VERTICAL_FLIP: config.get(CONF_VERTICAL_FLIP),
-        CONF_FILE_PATH: config.get(CONF_FILE_PATH),
-    }
+        return
 
     hass.bus.listen_once(EVENT_HOMEASSISTANT_STOP, kill_raspistill)
 
+    setup_config = hass.data[DOMAIN]
     file_path = setup_config[CONF_FILE_PATH]
 
     def delete_temp_file(*args):
@@ -100,7 +65,7 @@ def delete_temp_file(*args):
     # Check whether the file path has been whitelisted
     elif not hass.config.is_allowed_path(file_path):
         _LOGGER.error("'%s' is not a whitelisted directory", file_path)
-        return False
+        return
 
     add_entities([RaspberryCamera(setup_config)])
 
@@ -142,6 +107,16 @@ def __init__(self, device_info):
         if device_info[CONF_VERTICAL_FLIP]:
             cmd_args.append("-vf")
 
+        if device_info[CONF_OVERLAY_METADATA]:
+            cmd_args.append("-a")
+            cmd_args.append(str(device_info[CONF_OVERLAY_METADATA]))
+
+        if device_info[CONF_OVERLAY_TIMESTAMP]:
+            cmd_args.append("-a")
+            cmd_args.append("4")
+            cmd_args.append("-a")
+            cmd_args.append(str(device_info[CONF_OVERLAY_TIMESTAMP]))
+
         subprocess.Popen(cmd_args, stdout=subprocess.DEVNULL, stderr=subprocess.STDOUT)
 
     def camera_image(self):
@@ -153,3 +128,8 @@ def camera_image(self):
     def name(self):
         """Return the name of this camera."""
         return self._name
+
+    @property
+    def frame_interval(self):
+        """Return the interval between frames of the stream."""
+        return self._config[CONF_TIMELAPSE] / 1000

homeassistant/components/rpi_camera/const.py

@@ -0,0 +1,22 @@
+"""Consts used by rpi_camera."""
+
+DOMAIN = "rpi_camera"
+
+CONF_HORIZONTAL_FLIP = "horizontal_flip"
+CONF_IMAGE_HEIGHT = "image_height"
+CONF_IMAGE_QUALITY = "image_quality"
+CONF_IMAGE_ROTATION = "image_rotation"
+CONF_IMAGE_WIDTH = "image_width"
+CONF_OVERLAY_METADATA = "overlay_metadata"
+CONF_OVERLAY_TIMESTAMP = "overlay_timestamp"
+CONF_TIMELAPSE = "timelapse"
+CONF_VERTICAL_FLIP = "vertical_flip"
+
+DEFAULT_HORIZONTAL_FLIP = 0
+DEFAULT_IMAGE_HEIGHT = 480
+DEFAULT_IMAGE_QUALITY = 7
+DEFAULT_IMAGE_ROTATION = 0
+DEFAULT_IMAGE_WIDTH = 640
+DEFAULT_NAME = "Raspberry Pi Camera"
+DEFAULT_TIMELAPSE = 1000
+DEFAULT_VERTICAL_FLIP = 0