Camera platform back-compat for custom components without CameraEntityFeature (#106529)

homeassistant/components/camera/__init__.py

@@ -530,6 +530,19 @@ class Camera(Entity, cached_properties=CACHED_PROPERTIES_WITH_ATTR_):
         """Flag supported features."""
         return self._attr_supported_features
 
+    @property
+    def supported_features_compat(self) -> CameraEntityFeature:
+        """Return the supported features as CameraEntityFeature.
+
+        Remove this compatibility shim in 2025.1 or later.
+        """
+        features = self.supported_features
+        if type(features) is int:  # noqa: E721
+            new_features = CameraEntityFeature(features)
+            self._report_deprecated_supported_features_values(new_features)
+            return new_features
+        return features
+
     @cached_property
     def is_recording(self) -> bool:
         """Return true if the device is recording."""
@@ -570,7 +583,7 @@ class Camera(Entity, cached_properties=CACHED_PROPERTIES_WITH_ATTR_):
         """
         if hasattr(self, "_attr_frontend_stream_type"):
             return self._attr_frontend_stream_type
-        if CameraEntityFeature.STREAM not in self.supported_features:
+        if CameraEntityFeature.STREAM not in self.supported_features_compat:
             return None
         if self._rtsp_to_webrtc:
             return StreamType.WEB_RTC
@@ -758,7 +771,7 @@ class Camera(Entity, cached_properties=CACHED_PROPERTIES_WITH_ATTR_):
 
     async def _async_use_rtsp_to_webrtc(self) -> bool:
         """Determine if a WebRTC provider can be used for the camera."""
-        if CameraEntityFeature.STREAM not in self.supported_features:
+        if CameraEntityFeature.STREAM not in self.supported_features_compat:
             return False
         if DATA_RTSP_TO_WEB_RTC not in self.hass.data:
             return False

tests/components/camera/test_init.py

@@ -993,3 +993,23 @@ def test_deprecated_support_constants(
     import_and_test_deprecated_constant_enum(
         caplog, camera, entity_feature, "SUPPORT_", "2025.1"
     )
+
+
+def test_deprecated_supported_features_ints(caplog: pytest.LogCaptureFixture) -> None:
+    """Test deprecated supported features ints."""
+
+    class MockCamera(camera.Camera):
+        @property
+        def supported_features(self) -> int:
+            """Return supported features."""
+            return 1
+
+    entity = MockCamera()
+    assert entity.supported_features_compat is camera.CameraEntityFeature(1)
+    assert "MockCamera" in caplog.text
+    assert "is using deprecated supported features values" in caplog.text
+    assert "Instead it should use" in caplog.text
+    assert "CameraEntityFeature.ON_OFF" in caplog.text
+    caplog.clear()
+    assert entity.supported_features_compat is camera.CameraEntityFeature(1)
+    assert "is using deprecated supported features values" not in caplog.text