Add EntityFeature enum to Camera

homeassistant/components/camera/__init__.py

@@ -8,6 +8,7 @@
 from contextlib import suppress
 from dataclasses import dataclass
 from datetime import datetime, timedelta
+from enum import IntEnum
 from functools import partial
 import hashlib
 import logging
@@ -88,7 +89,16 @@
 STATE_STREAMING: Final = "streaming"
 STATE_IDLE: Final = "idle"
 
-# Bitfield of features supported by the camera entity
+
+class CameraEntityFeature(IntEnum):
+    """Supported features of the camera entity."""
+
+    ON_OFF = 1
+    STREAM = 2
+
+
+# These SUPPORT_* constants are deprecated as of Home Assistant 2022.5.
+# Pleease use the CameraEntityFeature enum instead.
 SUPPORT_ON_OFF: Final = 1
 SUPPORT_STREAM: Final = 2
 
@@ -499,7 +509,7 @@ def frontend_stream_type(self) -> str | None:
         """
         if hasattr(self, "_attr_frontend_stream_type"):
             return self._attr_frontend_stream_type
-        if not self.supported_features & SUPPORT_STREAM:
+        if not self.supported_features & CameraEntityFeature.STREAM:
             return None
         if self._rtsp_to_webrtc:
             return STREAM_TYPE_WEB_RTC
@@ -535,15 +545,17 @@ async def async_create_stream(self) -> Stream | None:
     async def stream_source(self) -> str | None:
         """Return the source of the stream.
 
-        This is used by cameras with SUPPORT_STREAM and STREAM_TYPE_HLS.
+        This is used by cameras with CameraEntityFeature.STREAM
+        and STREAM_TYPE_HLS.
         """
         # pylint: disable=no-self-use
         return None
 
     async def async_handle_web_rtc_offer(self, offer_sdp: str) -> str | None:
         """Handle the WebRTC offer and return an answer.
 
-        This is used by cameras with SUPPORT_STREAM and STREAM_TYPE_WEB_RTC.
+        This is used by cameras with CameraEntityFeature.STREAM
+        and STREAM_TYPE_WEB_RTC.
 
         Integrations can override with a native WebRTC implementation.
         """
@@ -682,7 +694,7 @@ async def async_refresh_providers(self) -> None:
 
     async def _async_use_rtsp_to_webrtc(self) -> bool:
         """Determine if a WebRTC provider can be used for the camera."""
-        if not self.supported_features & SUPPORT_STREAM:
+        if not self.supported_features & CameraEntityFeature.STREAM:
             return False
         if DATA_RTSP_TO_WEB_RTC not in self.hass.data:
             return False

homeassistant/components/demo/camera.py

@@ -3,7 +3,7 @@
 
 from pathlib import Path
 
-from homeassistant.components.camera import SUPPORT_ON_OFF, Camera
+from homeassistant.components.camera import Camera, CameraEntityFeature
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
@@ -39,7 +39,7 @@ class DemoCamera(Camera):
 
     _attr_is_streaming = True
     _attr_motion_detection_enabled = False
-    _attr_supported_features = SUPPORT_ON_OFF
+    _attr_supported_features = CameraEntityFeature.ON_OFF
 
     def __init__(self, name, content_type):
         """Initialize demo camera component."""

tests/components/camera/test_init.py

@@ -58,7 +58,7 @@ async def mock_stream_source_fixture():
         return_value=STREAM_SOURCE,
     ) as mock_stream_source, patch(
         "homeassistant.components.camera.Camera.supported_features",
-        return_value=camera.SUPPORT_STREAM,
+        return_value=camera.CameraEntityFeature.STREAM,
     ):
         yield mock_stream_source
 
@@ -71,7 +71,7 @@ async def mock_hls_stream_source_fixture():
         return_value=HLS_STREAM_SOURCE,
     ) as mock_hls_stream_source, patch(
         "homeassistant.components.camera.Camera.supported_features",
-        return_value=camera.SUPPORT_STREAM,
+        return_value=camera.CameraEntityFeature.STREAM,
     ):
         yield mock_hls_stream_source