update action, property, and setting syntax for labthings-fastapi 0.0.12
This commit is contained in:
Julian Stirling
parent
bbbfaf8602
commit
5eea78cac7
14 changed files with 139 additions and 192 deletions
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@ -203,7 +203,7 @@ class BaseCamera(lt.Thing):
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"""Close hardware connection when the Thing context manager is closed."""
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raise NotImplementedError("CameraThings must define their own __exit__ method")
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@lt.thing_property
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@lt.property
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def calibration_required(self) -> bool:
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"""Whether the camera needs calibrating.
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@ -212,7 +212,7 @@ class BaseCamera(lt.Thing):
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"""
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return False
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@lt.thing_action
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@lt.action
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def start_streaming(
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self, main_resolution: tuple[int, int], buffer_count: int
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) -> None:
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@ -239,21 +239,21 @@ class BaseCamera(lt.Thing):
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self.mjpeg_stream._streaming = False
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self.lores_mjpeg_stream._streaming = False
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@lt.thing_property
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@lt.property
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def stream_active(self) -> bool:
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"""Whether the MJPEG stream is active."""
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raise NotImplementedError(
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"CameraThings must define their own stream_active method"
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)
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@lt.thing_action
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@lt.action
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def discard_frames(self) -> None:
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"""Discard frames so that the next frame captured is fresh."""
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raise NotImplementedError(
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"CameraThings must define their own discard_frames method"
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)
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@lt.thing_action
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@lt.action
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def capture_array(
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self,
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stream_name: Literal["main", "lores", "raw", "full"] = "main",
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@ -264,10 +264,10 @@ class BaseCamera(lt.Thing):
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"CameraThings must define their own capture_array method"
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)
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downsampled_array_factor = lt.ThingProperty(int, 2)
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downsampled_array_factor: int = lt.property(default=2)
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"""The downsampling factor when calling capture_downsampled_array."""
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@lt.thing_action
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@lt.action
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def capture_downsampled_array(self) -> ArrayModel:
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"""Acquire one image from the camera, downsample, and return as an array.
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@ -279,7 +279,7 @@ class BaseCamera(lt.Thing):
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img = self.capture_array()
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return downsample(self.downsampled_array_factor, img)
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@lt.thing_action
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@lt.action
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def capture_jpeg(
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self,
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metadata_getter: lt.deps.GetThingStates,
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@ -316,7 +316,7 @@ class BaseCamera(lt.Thing):
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return JPEGBlob.from_temporary_directory(directory, fname)
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@lt.thing_action
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@lt.action
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def grab_jpeg(
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self,
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portal: lt.deps.BlockingPortal,
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@ -340,7 +340,7 @@ class BaseCamera(lt.Thing):
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frame = portal.call(stream.grab_frame)
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return JPEGBlob.from_bytes(frame)
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@lt.thing_action
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@lt.action
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def grab_as_array(
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self,
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portal: lt.deps.BlockingPortal,
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@ -367,7 +367,7 @@ class BaseCamera(lt.Thing):
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tries += 1
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raise OSError("Could not open frames from MJPEG stream.")
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@lt.thing_action
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@lt.action
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def grab_jpeg_size(
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self,
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portal: lt.deps.BlockingPortal,
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@ -389,7 +389,7 @@ class BaseCamera(lt.Thing):
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"CameraThings must define their own capture_image method"
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)
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@lt.thing_action
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@lt.action
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def capture_and_save(
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self,
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jpeg_path: str,
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@ -420,7 +420,7 @@ class BaseCamera(lt.Thing):
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save_resolution,
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)
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@lt.thing_action
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@lt.action
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def capture_to_memory(
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self,
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logger: lt.deps.InvocationLogger,
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@ -444,7 +444,7 @@ class BaseCamera(lt.Thing):
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image, metadata = self._robust_image_capture(metadata_getter, logger)
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return self._memory_buffer.add_image(image, metadata, buffer_max=buffer_max)
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@lt.thing_action
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@lt.action
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def save_from_memory(
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self,
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jpeg_path: str,
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@ -473,7 +473,7 @@ class BaseCamera(lt.Thing):
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save_resolution=save_resolution,
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)
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@lt.thing_action
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@lt.action
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def clear_buffers(self) -> None:
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"""Clear all images in memory."""
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self._memory_buffer.clear()
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@ -600,10 +600,10 @@ class BaseCamera(lt.Thing):
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except Exception as e:
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raise IOError(f"An error occurred while saving {jpeg_path}") from e
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settling_time = lt.ThingSetting(float, 0.2)
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settling_time: float = lt.setting(default=0.2)
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"""The settling time when calling the ``settle()`` method."""
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@lt.thing_action
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@lt.action
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def settle(self) -> None:
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"""Sleep for the settling time, ready to provide a fresh frame.
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@ -616,24 +616,24 @@ class BaseCamera(lt.Thing):
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time.sleep(self.settling_time)
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self.discard_frames()
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@lt.thing_property
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@lt.property
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def primary_calibration_actions(self) -> list[ActionButton]:
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"""The calibration actions for both calibration wizard and settings panel."""
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return []
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@lt.thing_property
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@lt.property
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def secondary_calibration_actions(self) -> list[ActionButton]:
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"""The calibration actions that appear only in settings panel."""
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return []
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@lt.thing_property
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@lt.property
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def manual_camera_settings(self) -> list[PropertyControl]:
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"""The camera settings to expose as property controls in the settings panel."""
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return []
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# Note that the default detector name is set at init. This is over written if
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# setting is loaded from disk.
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@lt.thing_setting
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@lt.setting
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def detector_name(self) -> str:
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"""The name of the active background selector."""
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return self._detector_name
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@ -650,12 +650,12 @@ class BaseCamera(lt.Thing):
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"""The active background detector instance."""
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return self.background_detectors[self.detector_name]
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@lt.thing_property
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@lt.property
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def background_detector_status(self) -> BackgroundDetectorStatus:
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"""The status of the active detector for the UI."""
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return self.active_detector.status
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@lt.thing_action
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@lt.action
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def update_detector_settings(self, data: dict[str, Any]) -> None:
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"""Update the settings of the current detector.
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@ -671,7 +671,7 @@ class BaseCamera(lt.Thing):
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# Manually save settings as the setter is not called.
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self.save_settings()
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@lt.thing_setting
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@lt.setting
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def background_detector_data(self) -> dict:
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"""The data for each background detector, used to save to disk."""
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data = {}
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@ -704,13 +704,13 @@ class BaseCamera(lt.Thing):
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f"No background detector named {name}, settings will be discarded."
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)
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@lt.thing_action
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@lt.action
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def image_is_sample(self, portal: lt.deps.BlockingPortal) -> tuple[bool, str]:
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"""Label the current image as either background or sample."""
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current_image = self.grab_as_array(portal, stream_name="lores")
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return self.active_detector.image_is_sample(current_image)
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@lt.thing_action
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@lt.action
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def set_background(self, portal: lt.deps.BlockingPortal) -> None:
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"""Grab an image, and use its statistics to set the background.
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@ -60,7 +60,7 @@ class OpenCVCamera(BaseCamera):
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self._capture_thread.join()
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self.cap.release()
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@lt.thing_property
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@lt.property
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def stream_active(self) -> bool:
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"""Whether the MJPEG stream is active."""
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if self._capture_enabled and self._capture_thread:
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@ -81,12 +81,12 @@ class OpenCVCamera(BaseCamera):
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].tobytes()
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self.lores_mjpeg_stream.add_frame(jpeg_lores, portal)
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@lt.thing_action
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@lt.action
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def discard_frames(self) -> None:
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"""Discard frames so that the next frame captured is fresh."""
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self.capture_array()
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@lt.thing_action
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@lt.action
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def capture_array(
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self,
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stream_name: Literal["main", "full"] = "full",
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@ -169,30 +169,19 @@ class StreamingPiCamera2(BaseCamera):
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# trigger a NotConnectedToServerError
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self._colour_gains = tf_utils.get_colour_gains_from_lst(self.tuning)
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stream_resolution = lt.ThingProperty(
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tuple[int, int],
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initial_value=(820, 616),
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)
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stream_resolution: tuple[int, int] = lt.property(default=(820, 616))
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"""Resolution to use for the MJPEG stream."""
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mjpeg_bitrate = lt.ThingProperty(
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Optional[int],
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initial_value=100000000,
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)
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mjpeg_bitrate: Optional[int] = lt.property(default=100000000)
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"""Bitrate for MJPEG stream (None for default)."""
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stream_active = lt.ThingProperty(
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bool,
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initial_value=False,
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observable=True,
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readonly=True,
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)
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stream_active: bool = lt.property(default=False, observable=True, readonly=True)
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"""Whether the MJPEG stream is active."""
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def save_settings(self) -> None:
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"""Override save_settings to ensure that camera properties don't recurse.
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This method is run by any Thing when a ThingSetting is saved. However, the
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This method is run by any Thing when a setting is saved. However, the
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method reads the thing_setting. As reading the thing setting talks to the
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camera and calls save_settings if the value is not as expected, this could
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cause recursion. Also this means that saving one setting causes all others
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@ -204,7 +193,7 @@ class StreamingPiCamera2(BaseCamera):
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finally:
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self._setting_save_in_progress = False
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@lt.thing_property
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@lt.property
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def calibration_required(self) -> bool:
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"""Whether the camera needs calibrating."""
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# Check if the lens shading table is calibrated.
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@ -214,7 +203,7 @@ class StreamingPiCamera2(BaseCamera):
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_analogue_gain: float = 1.0
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@lt.thing_setting
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@lt.setting
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def analogue_gain(self) -> float:
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"""The Analogue gain applied by the camera sensor."""
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if not self._setting_save_in_progress and self.streaming:
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@ -234,7 +223,7 @@ class StreamingPiCamera2(BaseCamera):
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_colour_gains: tuple[float, float] = (1.0, 1.0)
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@lt.thing_setting
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@lt.setting
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def colour_gains(self) -> tuple[float, float]:
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"""The red and blue colour gains, must be between 0.0 and 32.0."""
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if not self._setting_save_in_progress and self.streaming:
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@ -254,7 +243,7 @@ class StreamingPiCamera2(BaseCamera):
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_exposure_time: int = 500
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@lt.thing_setting
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@lt.setting
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def exposure_time(self) -> int:
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"""The camera exposure time in microseconds.
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@ -296,7 +285,7 @@ class StreamingPiCamera2(BaseCamera):
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_sensor_modes = None
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@lt.thing_property
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@lt.property
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def sensor_modes(self) -> list[SensorMode]:
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"""All the available modes the current sensor supports."""
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if not self._sensor_modes:
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@ -306,7 +295,7 @@ class StreamingPiCamera2(BaseCamera):
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_sensor_mode: Optional[dict] = None
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@lt.thing_property
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@lt.property
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def sensor_mode(self) -> Optional[SensorModeSelector]:
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"""The intended sensor mode of the camera."""
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if self._sensor_mode is None:
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@ -329,13 +318,13 @@ class StreamingPiCamera2(BaseCamera):
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with self._streaming_picamera(pause_stream=True):
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pass
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@lt.thing_property
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@lt.property
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def sensor_resolution(self) -> Optional[tuple[int, int]]:
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"""The native resolution of the camera's sensor."""
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with self._streaming_picamera() as cam:
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return cam.sensor_resolution
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tuning = lt.ThingSetting(Optional[dict], None, readonly=True)
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tuning: Optional[dict] = lt.setting(default=None, readonly=True)
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"""The Raspberry PiCamera Tuning File JSON."""
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def _initialise_picamera(self, check_sensor_model: bool = False) -> None:
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@ -437,7 +426,7 @@ class StreamingPiCamera2(BaseCamera):
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cam.close()
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del self._picamera
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@lt.thing_action
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@lt.action
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def start_streaming(
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self, main_resolution: tuple[int, int] = (820, 616), buffer_count: int = 6
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) -> None:
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@ -509,7 +498,7 @@ class StreamingPiCamera2(BaseCamera):
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"Started MJPEG stream at %s on port %s", self.stream_resolution, 1
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)
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@lt.thing_action
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@lt.action
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def stop_streaming(self, stop_web_stream: bool = True) -> None:
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"""Stop the MJPEG stream."""
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with self._streaming_picamera() as picam:
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@ -529,7 +518,7 @@ class StreamingPiCamera2(BaseCamera):
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# Adding a sleep to prevent camera getting confused by rapid commands
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time.sleep(self._sensor_info.short_pause)
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@lt.thing_action
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@lt.action
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def discard_frames(self) -> None:
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"""Discard frames so that the next frame captured is fresh."""
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with self._streaming_picamera() as cam:
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@ -587,7 +576,7 @@ class StreamingPiCamera2(BaseCamera):
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else:
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raise ValueError(f'Unknown stream name "{stream_name}"')
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@lt.thing_action
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@lt.action
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def capture_array(
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self,
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stream_name: Literal["main", "lores", "raw", "full"] = "main",
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@ -620,7 +609,7 @@ class StreamingPiCamera2(BaseCamera):
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# as array
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return np.array(self.capture_image(stream_name, wait))
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@lt.thing_property
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@lt.property
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def camera_configuration(self) -> Mapping:
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"""The "configuration" dictionary of the picamera2 object.
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@ -635,13 +624,13 @@ class StreamingPiCamera2(BaseCamera):
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with self._streaming_picamera() as cam:
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return cam.camera_configuration()
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@lt.thing_property
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@lt.property
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def capture_metadata(self) -> dict:
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"""Return the metadata from the camera."""
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with self._streaming_picamera() as cam:
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return cam.capture_metadata()
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@lt.thing_action
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@lt.action
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def auto_expose_from_minimum(
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self,
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target_white_level: Optional[int] = None,
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@ -671,7 +660,7 @@ class StreamingPiCamera2(BaseCamera):
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percentile=percentile,
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)
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@lt.thing_action
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@lt.action
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def calibrate_lens_shading(self) -> None:
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"""Take an image and use it for flat-field correction.
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@ -699,7 +688,7 @@ class StreamingPiCamera2(BaseCamera):
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self.colour_gains = tf_utils.get_colour_gains_from_lst(self.tuning)
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@lt.thing_property
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@lt.property
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def colour_correction_matrix(
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self,
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) -> tuple[float, float, float, float, float, float, float, float, float]:
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@ -724,7 +713,7 @@ class StreamingPiCamera2(BaseCamera):
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with self._streaming_picamera(pause_stream=True):
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self._initialise_picamera()
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@lt.thing_action
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@lt.action
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def reset_ccm(self) -> None:
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"""Overwrite the colour correction matrix in camera tuning with default values."""
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self.tuning = tf_utils.copy_algo_from_other_tuning(
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@ -733,7 +722,7 @@ class StreamingPiCamera2(BaseCamera):
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copy_from=self.default_tuning,
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)
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@lt.thing_action
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@lt.action
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def set_static_green_equalisation(self, offset: int = 65535) -> None:
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"""Set the green equalisation to a static value.
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@ -748,7 +737,7 @@ class StreamingPiCamera2(BaseCamera):
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self.tuning = tf_utils.set_static_geq(self.tuning, offset)
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self._initialise_picamera()
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@lt.thing_action
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@lt.action
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def set_ce_enable_to_off(self) -> None:
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"""Set the contrast enhancement to disabled.
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@ -759,7 +748,7 @@ class StreamingPiCamera2(BaseCamera):
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self.tuning = tf_utils.set_ce_to_disabled(self.tuning)
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self._initialise_picamera()
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@lt.thing_action
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@lt.action
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def full_auto_calibrate(self, portal: lt.deps.BlockingPortal) -> None:
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"""Perform a full auto-calibration.
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|
|
@ -787,7 +776,7 @@ class StreamingPiCamera2(BaseCamera):
|
|||
pass
|
||||
raise RuntimeError("Couldn't set background")
|
||||
|
||||
@lt.thing_property
|
||||
@lt.property
|
||||
def primary_calibration_actions(self) -> list[ActionButton]:
|
||||
"""The calibration actions for both calibration wizard and settings panel."""
|
||||
return [
|
||||
|
|
@ -805,7 +794,7 @@ class StreamingPiCamera2(BaseCamera):
|
|||
),
|
||||
]
|
||||
|
||||
@lt.thing_property
|
||||
@lt.property
|
||||
def secondary_calibration_actions(self) -> list[ActionButton]:
|
||||
"""The calibration actions that appear only in settings panel."""
|
||||
return [
|
||||
|
|
@ -847,7 +836,7 @@ class StreamingPiCamera2(BaseCamera):
|
|||
),
|
||||
]
|
||||
|
||||
@lt.thing_property
|
||||
@lt.property
|
||||
def manual_camera_settings(self) -> list[PropertyControl]:
|
||||
"""The camera settings to expose as property controls in the settings panel."""
|
||||
return [
|
||||
|
|
@ -874,7 +863,7 @@ class StreamingPiCamera2(BaseCamera):
|
|||
),
|
||||
]
|
||||
|
||||
@lt.thing_property
|
||||
@lt.property
|
||||
def lens_shading_tables(self) -> Optional[tf_utils.LensShading]:
|
||||
"""The current lens shading (i.e. flat-field correction).
|
||||
|
||||
|
|
@ -901,7 +890,7 @@ class StreamingPiCamera2(BaseCamera):
|
|||
)
|
||||
self._initialise_picamera()
|
||||
|
||||
@lt.thing_action
|
||||
@lt.action
|
||||
def flat_lens_shading(self) -> None:
|
||||
"""Disable flat-field correction.
|
||||
|
||||
|
|
@ -916,7 +905,7 @@ class StreamingPiCamera2(BaseCamera):
|
|||
self.tuning = tf_utils.flatten_lst(self.tuning)
|
||||
self._initialise_picamera()
|
||||
|
||||
@lt.thing_action
|
||||
@lt.action
|
||||
def flat_lens_shading_chrominance(self) -> None:
|
||||
"""Disable flat-field correction for colour only.
|
||||
|
||||
|
|
@ -928,7 +917,7 @@ class StreamingPiCamera2(BaseCamera):
|
|||
self.tuning = tf_utils.flatten_lst(self.tuning, keep_luminance=True)
|
||||
self._initialise_picamera()
|
||||
|
||||
@lt.thing_action
|
||||
@lt.action
|
||||
def reset_lens_shading(self) -> None:
|
||||
"""Revert to default lens shading settings.
|
||||
|
||||
|
|
|
|||
|
|
@ -86,7 +86,7 @@ class SimulatedCamera(BaseCamera):
|
|||
self.generate_blobs()
|
||||
self.generate_canvas()
|
||||
|
||||
@lt.thing_property
|
||||
@lt.property
|
||||
def calibration_required(self) -> bool:
|
||||
"""Whether the camera needs calibrating."""
|
||||
return not self.background_detector_status.ready
|
||||
|
|
@ -274,7 +274,7 @@ class SimulatedCamera(BaseCamera):
|
|||
self._capture_enabled = False
|
||||
self._capture_thread.join()
|
||||
|
||||
@lt.thing_action
|
||||
@lt.action
|
||||
def start_streaming(
|
||||
self, main_resolution: tuple[int, int] = (820, 616), buffer_count: int = 1
|
||||
) -> None:
|
||||
|
|
@ -300,14 +300,14 @@ class SimulatedCamera(BaseCamera):
|
|||
self._capture_thread = Thread(target=self._capture_frames)
|
||||
self._capture_thread.start()
|
||||
|
||||
@lt.thing_property
|
||||
@lt.property
|
||||
def stream_active(self) -> bool:
|
||||
"""Whether the MJPEG stream is active."""
|
||||
if self._capture_enabled and self._capture_thread:
|
||||
return self._capture_thread.is_alive()
|
||||
return False
|
||||
|
||||
noise_level = lt.ThingProperty(float, 2.0)
|
||||
noise_level: float = lt.property(default=2.0)
|
||||
|
||||
def _capture_frames(self) -> None:
|
||||
portal = lt.get_blocking_portal(self)
|
||||
|
|
@ -326,14 +326,14 @@ class SimulatedCamera(BaseCamera):
|
|||
except Exception as e:
|
||||
LOGGER.exception(f"Failed to capture frame: {e}, retrying...")
|
||||
|
||||
@lt.thing_action
|
||||
@lt.action
|
||||
def discard_frames(self) -> None:
|
||||
"""Discard frames so that the next frame captured is fresh.
|
||||
|
||||
There is nothing to do as this is a simulation!
|
||||
"""
|
||||
|
||||
@lt.thing_action
|
||||
@lt.action
|
||||
def capture_array(
|
||||
self,
|
||||
stream_name: Literal["main", "full"] = "full",
|
||||
|
|
@ -370,7 +370,7 @@ class SimulatedCamera(BaseCamera):
|
|||
LOGGER.warning(f"Simulation camera camera doesn't respect {stream_name=}")
|
||||
return self.generate_frame()
|
||||
|
||||
@lt.thing_action
|
||||
@lt.action
|
||||
def full_auto_calibrate(self, portal: lt.deps.BlockingPortal) -> None:
|
||||
"""Perform a full auto-calibration.
|
||||
|
||||
|
|
@ -386,21 +386,21 @@ class SimulatedCamera(BaseCamera):
|
|||
time.sleep(0.2)
|
||||
self.load_sample()
|
||||
|
||||
@lt.thing_action
|
||||
@lt.action
|
||||
def remove_sample(self) -> None:
|
||||
"""Show the simulated background with no sample."""
|
||||
if not self._show_sample:
|
||||
raise RuntimeError("Sample is already removed.")
|
||||
self._show_sample = False
|
||||
|
||||
@lt.thing_action
|
||||
@lt.action
|
||||
def load_sample(self) -> None:
|
||||
"""Show the simulated sample."""
|
||||
if self._show_sample:
|
||||
raise RuntimeError("Sample is already in place.")
|
||||
self._show_sample = True
|
||||
|
||||
@lt.thing_property
|
||||
@lt.property
|
||||
def primary_calibration_actions(self) -> list[ActionButton]:
|
||||
"""The calibration actions for both calibration wizard and settings panel."""
|
||||
return [
|
||||
|
|
@ -409,7 +409,7 @@ class SimulatedCamera(BaseCamera):
|
|||
),
|
||||
]
|
||||
|
||||
@lt.thing_property
|
||||
@lt.property
|
||||
def secondary_calibration_actions(self) -> list[ActionButton]:
|
||||
"""The calibration actions that appear only in settings panel."""
|
||||
return [
|
||||
|
|
@ -417,7 +417,7 @@ class SimulatedCamera(BaseCamera):
|
|||
action_button_for(self.remove_sample, submit_label="Remove Sample"),
|
||||
]
|
||||
|
||||
@lt.thing_property
|
||||
@lt.property
|
||||
def manual_camera_settings(self) -> list[PropertyControl]:
|
||||
"""The camera settings to expose as property controls in the settings panel."""
|
||||
return [property_control_for(self, "noise_level", label="Noise Level")]
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue