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23.3 kB
| # Copyright (c) Meta Platforms, Inc. and affiliates. | |
| # | |
| # Licensed under the Apache License, Version 2.0 (the "License"); | |
| # you may not use this file except in compliance with the License. | |
| # You may obtain a copy of the License at | |
| # | |
| # http://www.apache.org/licenses/LICENSE-2.0 | |
| # | |
| # Unless required by applicable law or agreed to in writing, software | |
| # distributed under the License is distributed on an "AS IS" BASIS, | |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| # See the License for the specific language governing permissions and | |
| # limitations under the License. | |
| from typing import Dict, List, Optional | |
| import matplotlib.pyplot as plt | |
| import numpy as np | |
| import rerun as rr # @manual | |
| from data_loaders.hand_common import LANDMARK_CONNECTIVITY | |
| from data_loaders.headsets import Headset | |
| from data_loaders.loader_hand_poses import HandType | |
| from data_loaders.loader_object_library import ObjectLibrary | |
| from projectaria_tools.core.stream_id import StreamId # @manual | |
| try: | |
| from dataset_api import Hot3dDataProvider # @manual | |
| except ImportError: | |
| from hot3d.dataset_api import Hot3dDataProvider | |
| from data_loaders.HandDataProviderBase import ( # @manual | |
| HandDataProviderBase, | |
| HandPose3dCollectionWithDt, | |
| ) | |
| from data_loaders.ObjectBox2dDataProvider import ( # @manual | |
| ObjectBox2dCollectionWithDt, | |
| ObjectBox2dProvider, | |
| ) | |
| from data_loaders.ObjectPose3dProvider import ( # @manual | |
| ObjectPose3dCollectionWithDt, | |
| ObjectPose3dProvider, | |
| ) | |
| from projectaria_tools.core.calibration import ( | |
| CameraCalibration, | |
| DeviceCalibration, | |
| FISHEYE624, | |
| LINEAR, | |
| ) | |
| from projectaria_tools.core.mps import get_eyegaze_point_at_depth # @manual | |
| from projectaria_tools.core.mps.utils import ( # @manual | |
| filter_points_from_confidence, | |
| filter_points_from_count, | |
| ) | |
| from projectaria_tools.core.sensor_data import TimeDomain, TimeQueryOptions # @manual | |
| from projectaria_tools.core.sophus import SE3 # @manual | |
| from projectaria_tools.utils.rerun_helpers import ( # @manual | |
| AriaGlassesOutline, | |
| ToTransform3D, | |
| ) | |
| class Hot3DVisualizer: | |
| def __init__( | |
| self, | |
| hot3d_data_provider: Hot3dDataProvider, | |
| hand_type: HandType = HandType.Umetrack, | |
| ) -> None: | |
| self._hot3d_data_provider = hot3d_data_provider | |
| # Device calibration and Image stream data | |
| self._device_data_provider = hot3d_data_provider.device_data_provider | |
| # Data provider at time T (for device & objects & hand poses) | |
| self._device_pose_provider = hot3d_data_provider.device_pose_data_provider | |
| self._hand_data_provider = ( | |
| hot3d_data_provider.umetrack_hand_data_provider | |
| if hand_type == HandType.Umetrack | |
| else hot3d_data_provider.mano_hand_data_provider | |
| ) | |
| if hand_type is HandType.Umetrack: | |
| print("Hot3DVisualizer is using UMETRACK hand model") | |
| elif hand_type is HandType.Mano: | |
| print("Hot3DVisualizer is using MANO hand model") | |
| self._object_pose_data_provider = hot3d_data_provider.object_pose_data_provider | |
| self._object_box2d_data_provider = ( | |
| hot3d_data_provider.object_box2d_data_provider | |
| ) | |
| # Object library | |
| self._object_library = hot3d_data_provider.object_library | |
| # If required | |
| # Retrieve a distinct color mapping for object bounding box to show consistent color across stream_ids | |
| # - Use a Colormap for visualizing object bounding box | |
| self._object_box2d_colors = None | |
| if self._object_box2d_data_provider is not None: | |
| color_map = plt.get_cmap("viridis") | |
| self._object_box2d_colors = color_map( | |
| np.linspace(0, 1, len(self._object_box2d_data_provider.object_uids)) | |
| ) | |
| # Keep track of what 3D assets has been loaded/unloaded so we will load them only when needed | |
| self._object_cache_status = {} | |
| # To be parametrized later | |
| self._jpeg_quality = 75 | |
| def log_static_assets( | |
| self, | |
| image_stream_ids: List[StreamId], | |
| ) -> None: | |
| """ | |
| Log all static assets (aka Timeless assets) | |
| - assets that are immutable (but can still move if attached to a 3D Pose) | |
| """ | |
| # Configure the world coordinate system to ease navigation | |
| if self._hot3d_data_provider.get_device_type() is Headset.Aria: | |
| rr.log("world", rr.ViewCoordinates.RIGHT_HAND_Z_UP, static=True) | |
| else: | |
| rr.log("world", rr.ViewCoordinates.RIGHT_HAND_Y_UP, static=True) | |
| if self._hot3d_data_provider.get_device_type() is Headset.Aria: | |
| ## for Aria devices, we use online calibration which is a dynamic asset | |
| pass | |
| elif self._hot3d_data_provider.get_device_type() is Headset.Quest3: | |
| # For each of the stream ids we want to use, export the camera calibration (intrinsics and extrinsics) | |
| for stream_id in image_stream_ids: | |
| # | |
| # Plot the camera configuration | |
| [extrinsics, intrinsics] = ( | |
| self._device_data_provider.get_camera_calibration(stream_id) | |
| ) | |
| Hot3DVisualizer.log_pose( | |
| f"world/device/{stream_id}", extrinsics, static=True | |
| ) | |
| Hot3DVisualizer.log_calibration(f"world/device/{stream_id}", intrinsics) | |
| # Deal with Aria specifics | |
| # - Glasses outline | |
| # - Point cloud | |
| if self._hot3d_data_provider.get_device_type() is Headset.Aria: | |
| Hot3DVisualizer.log_aria_glasses( | |
| "world/device/glasses_outline", | |
| self._device_data_provider.get_device_calibration(), | |
| ) | |
| # Point cloud (downsampled for visualization) | |
| point_cloud = self._device_data_provider.get_point_cloud() | |
| if point_cloud: | |
| # Filter out low confidence points | |
| threshold_invdep = 5e-4 | |
| threshold_dep = 5e-4 | |
| point_cloud = filter_points_from_confidence( | |
| point_cloud, threshold_invdep, threshold_dep | |
| ) | |
| # Down sample points | |
| points_data_down_sampled = filter_points_from_count( | |
| point_cloud, 500_000 | |
| ) | |
| # Retrieve point position | |
| point_positions = [it.position_world for it in points_data_down_sampled] | |
| POINT_COLOR = [200, 200, 200] | |
| rr.log( | |
| "world/points", | |
| rr.Points3D(point_positions, colors=POINT_COLOR, radii=0.002), | |
| static=True, | |
| ) | |
| def log_dynamic_assets( | |
| self, | |
| stream_ids: List[StreamId], | |
| timestamp_ns: int, | |
| ) -> None: | |
| """ | |
| Log dynamic assets: | |
| I.e assets that are moving, such as: | |
| - 3D assets | |
| - Device pose | |
| - Hands | |
| - Object poses | |
| - Image related specifics assets | |
| - images (stream_ids) | |
| - Object Bounding boxes | |
| - Aria Eye Gaze | |
| """ | |
| # | |
| ## Retrieve and log data that is not stream_id dependent (pure 3D data) | |
| # | |
| acceptable_time_delta = 0 | |
| if self._hot3d_data_provider.get_device_type() is Headset.Aria: | |
| # For each of the stream ids we want to use, export the camera calibration (intrinsics and extrinsics) | |
| for stream_id in stream_ids: | |
| # | |
| # Plot the camera configuration | |
| [extrinsics, intrinsics] = ( | |
| self._device_data_provider.get_online_camera_calibration( | |
| stream_id=stream_id, timestamp_ns=timestamp_ns | |
| ) | |
| ) | |
| Hot3DVisualizer.log_pose(f"world/device/{stream_id}", extrinsics) | |
| Hot3DVisualizer.log_calibration(f"world/device/{stream_id}", intrinsics) | |
| elif self._hot3d_data_provider.get_device_type() is Headset.Quest3: | |
| ## for Quest devices we will use factory calibration which is a static asset | |
| pass | |
| headset_pose3d_with_dt = None | |
| if self._device_data_provider is not None: | |
| headset_pose3d_with_dt = self._device_pose_provider.get_pose_at_timestamp( | |
| timestamp_ns=timestamp_ns, | |
| time_query_options=TimeQueryOptions.CLOSEST, | |
| time_domain=TimeDomain.TIME_CODE, | |
| acceptable_time_delta=acceptable_time_delta, | |
| ) | |
| hand_poses_with_dt = None | |
| if self._hand_data_provider is not None: | |
| hand_poses_with_dt = self._hand_data_provider.get_pose_at_timestamp( | |
| timestamp_ns=timestamp_ns, | |
| time_query_options=TimeQueryOptions.CLOSEST, | |
| time_domain=TimeDomain.TIME_CODE, | |
| acceptable_time_delta=acceptable_time_delta, | |
| ) | |
| object_poses_with_dt = None | |
| if self._object_pose_data_provider is not None: | |
| object_poses_with_dt = ( | |
| self._object_pose_data_provider.get_pose_at_timestamp( | |
| timestamp_ns=timestamp_ns, | |
| time_query_options=TimeQueryOptions.CLOSEST, | |
| time_domain=TimeDomain.TIME_CODE, | |
| acceptable_time_delta=acceptable_time_delta, | |
| ) | |
| ) | |
| aria_eye_gaze_data = ( | |
| self._device_data_provider.get_eye_gaze(timestamp_ns) | |
| if self._hot3d_data_provider.get_device_type() is Headset.Aria | |
| else None | |
| ) | |
| # | |
| ## Log Device pose | |
| # | |
| if headset_pose3d_with_dt is not None: | |
| headset_pose3d = headset_pose3d_with_dt.pose3d | |
| Hot3DVisualizer.log_pose( | |
| "world/device", headset_pose3d.T_world_device, static=False | |
| ) | |
| # | |
| ## Log Hand poses | |
| # | |
| Hot3DVisualizer.log_hands( | |
| "world/hands", # /{handedness_label}/... will be added as necessary | |
| self._hand_data_provider, | |
| hand_poses_with_dt, | |
| show_hand_mesh=True, | |
| show_hand_vertices=False, | |
| show_hand_landmarks=False, | |
| ) | |
| # | |
| ## Log Object poses | |
| # | |
| Hot3DVisualizer.log_object_poses( | |
| "world/objects", | |
| object_poses_with_dt, | |
| self._object_pose_data_provider, | |
| self._object_library, | |
| self._object_cache_status, | |
| ) | |
| # | |
| ## Log stream dependent data | |
| # | |
| for stream_id in stream_ids: | |
| # | |
| ## Log Image data | |
| # | |
| # Undistorted image (required if you want see reprojected 3D mesh on the images) | |
| image_data = self._device_data_provider.get_undistorted_image( | |
| timestamp_ns, stream_id | |
| ) | |
| if image_data is not None: | |
| rr.log( | |
| f"world/device/{stream_id}", | |
| rr.Image(image_data).compress(jpeg_quality=self._jpeg_quality), | |
| ) | |
| # Raw device images (required for object bounding box visualization) | |
| image_data = self._device_data_provider.get_image(timestamp_ns, stream_id) | |
| if image_data is not None: | |
| rr.log( | |
| f"world/device/{stream_id}_raw", | |
| rr.Image(image_data).compress(jpeg_quality=self._jpeg_quality), | |
| ) | |
| if ( | |
| self._object_box2d_data_provider is not None | |
| and stream_id in self._object_box2d_data_provider.stream_ids | |
| ): | |
| box2d_collection_with_dt = ( | |
| self._object_box2d_data_provider.get_bbox_at_timestamp( | |
| stream_id=stream_id, | |
| timestamp_ns=timestamp_ns, | |
| time_query_options=TimeQueryOptions.CLOSEST, | |
| time_domain=TimeDomain.TIME_CODE, | |
| ) | |
| ) | |
| Hot3DVisualizer.log_object_bounding_boxes( | |
| stream_id, | |
| box2d_collection_with_dt, | |
| self._object_box2d_data_provider, | |
| self._object_library, | |
| self._object_box2d_colors, | |
| ) | |
| # | |
| ## Eye Gaze image reprojection | |
| # | |
| if self._hot3d_data_provider.get_device_type() is Headset.Aria: | |
| # We are showing EyeGaze reprojection only on the RGB image stream | |
| if stream_id != StreamId("214-1"): | |
| continue | |
| # Reproject EyeGaze for raw and pinhole images | |
| camera_configurations = [FISHEYE624, LINEAR] | |
| for camera_model in camera_configurations: | |
| eye_gaze_reprojection_data = ( | |
| self._device_data_provider.get_eye_gaze_in_camera( | |
| stream_id, timestamp_ns, camera_model=camera_model | |
| ) | |
| ) | |
| if ( | |
| eye_gaze_reprojection_data is None | |
| or not eye_gaze_reprojection_data.any() | |
| ): | |
| continue | |
| label = ( | |
| f"world/device/{stream_id}/eye-gaze_projection" | |
| if camera_model == LINEAR | |
| else f"world/device/{stream_id}_raw/eye-gaze_projection_raw" | |
| ) | |
| rr.log( | |
| label, | |
| rr.Points2D(eye_gaze_reprojection_data, radii=20), | |
| # TODO consistent color and size depending of camera resolution | |
| ) | |
| # | |
| ## Log device dependent remaining 3D data | |
| # | |
| # Log 3D eye gaze | |
| if aria_eye_gaze_data is not None: | |
| T_device_CPF = self._device_data_provider.get_device_calibration().get_transform_device_cpf() | |
| # Compute eye_gaze vector at depth_m (30cm for a proxy 3D vector to display) | |
| gaze_vector_in_cpf = get_eyegaze_point_at_depth( | |
| aria_eye_gaze_data.yaw, aria_eye_gaze_data.pitch, depth_m=0.3 | |
| ) | |
| # Draw EyeGaze vector | |
| rr.log( | |
| "world/device/eye-gaze", | |
| rr.Arrows3D( | |
| origins=[T_device_CPF @ [0, 0, 0]], | |
| vectors=[ | |
| T_device_CPF @ gaze_vector_in_cpf - T_device_CPF @ [0, 0, 0] | |
| ], | |
| ), | |
| ) | |
| def log_aria_glasses( | |
| label: str, | |
| device_calibration: DeviceCalibration, | |
| use_cad_calibration: bool = True, | |
| ) -> None: | |
| ## Plot Project Aria Glasses outline (as lines) | |
| aria_glasses_point_outline = AriaGlassesOutline( | |
| device_calibration, use_cad_calibration | |
| ) | |
| rr.log(label, rr.LineStrips3D([aria_glasses_point_outline]), static=True) | |
| def log_calibration( | |
| label: str, | |
| camera_calibration: CameraCalibration, | |
| ) -> None: | |
| rr.log( | |
| label, | |
| rr.Pinhole( | |
| resolution=[ | |
| camera_calibration.get_image_size()[0], | |
| camera_calibration.get_image_size()[1], | |
| ], | |
| focal_length=float(camera_calibration.get_focal_lengths()[0]), | |
| ), | |
| static=True, | |
| ) | |
| def log_pose(label: str, pose: SE3, static=False) -> None: | |
| rr.log(label, ToTransform3D(pose, False), static=static) | |
| def log_hands( | |
| label: str, | |
| hand_data_provider: HandDataProviderBase, | |
| hand_poses_with_dt: HandPose3dCollectionWithDt, | |
| show_hand_mesh=True, | |
| show_hand_vertices=True, | |
| show_hand_landmarks=True, | |
| ): | |
| logged_right_hand_data = False | |
| logged_left_hand_data = False | |
| if hand_poses_with_dt is None: | |
| return | |
| hand_pose_collection = hand_poses_with_dt.pose3d_collection | |
| for hand_pose_data in hand_pose_collection.poses.values(): | |
| if hand_pose_data.is_left_hand(): | |
| logged_left_hand_data = True | |
| elif hand_pose_data.is_right_hand(): | |
| logged_right_hand_data = True | |
| handedness_label = hand_pose_data.handedness_label() | |
| # Skeleton/Joints landmark representation | |
| if show_hand_landmarks: | |
| hand_landmarks = hand_data_provider.get_hand_landmarks(hand_pose_data) | |
| # convert landmarks to connected lines for display | |
| # (i.e retrieve points along the HAND LANDMARK_CONNECTIVITY as a list) | |
| points = [ | |
| connections | |
| for connectivity in LANDMARK_CONNECTIVITY | |
| for connections in [ | |
| [hand_landmarks[it].numpy().tolist() for it in connectivity] | |
| ] | |
| ] | |
| rr.log( | |
| f"{label}/{handedness_label}/joints", | |
| rr.LineStrips3D(points, radii=0.002), | |
| ) | |
| # Update mesh vertices if required | |
| hand_mesh_vertices = ( | |
| hand_data_provider.get_hand_mesh_vertices(hand_pose_data) | |
| if show_hand_vertices or show_hand_mesh | |
| else None | |
| ) | |
| # Vertices representation | |
| if show_hand_vertices: | |
| rr.log( | |
| f"{label}/{handedness_label}/mesh", | |
| rr.Points3D(hand_mesh_vertices), | |
| ) | |
| # Triangular Mesh representation | |
| if show_hand_mesh: | |
| [hand_triangles, hand_vertex_normals] = ( | |
| hand_data_provider.get_hand_mesh_faces_and_normals(hand_pose_data) | |
| ) | |
| rr.log( | |
| f"{label}/{handedness_label}/mesh_faces", | |
| rr.Mesh3D( | |
| vertex_positions=hand_mesh_vertices, | |
| vertex_normals=hand_vertex_normals, | |
| triangle_indices=hand_triangles, # TODO: we could avoid sending this list if we want to save memory | |
| ), | |
| ) | |
| # If some hand data has not been logged, do not show it in the visualizer | |
| if logged_left_hand_data is False: | |
| rr.log(f"{label}/left", rr.Clear.recursive()) | |
| if logged_right_hand_data is False: | |
| rr.log(f"{label}/right", rr.Clear.recursive()) | |
| def log_object_poses( | |
| label: str, # "world/objects", | |
| object_poses_with_dt: ObjectPose3dCollectionWithDt, | |
| object_pose_data_provider: ObjectPose3dProvider, | |
| object_library: ObjectLibrary, | |
| object_cache_status: Dict[int, bool], | |
| ): | |
| if object_poses_with_dt is None: | |
| return | |
| objects_pose3d_collection = object_poses_with_dt.pose3d_collection | |
| # Keep a mapping to know what object has been seen, and which one has not | |
| object_uids = object_pose_data_provider.object_uids_with_poses | |
| logging_status = {x: False for x in object_uids} | |
| for ( | |
| object_uid, | |
| object_pose3d, | |
| ) in objects_pose3d_collection.poses.items(): | |
| object_name = object_library.object_id_to_name_dict[object_uid] | |
| object_name = object_name + "_" + str(object_uid) | |
| object_cad_asset_filepath = ObjectLibrary.get_cad_asset_path( | |
| object_library_folderpath=object_library.asset_folder_name, | |
| object_id=object_uid, | |
| ) | |
| Hot3DVisualizer.log_pose( | |
| f"world/objects/{object_name}", | |
| object_pose3d.T_world_object, | |
| False, | |
| ) | |
| # Mark object has been seen | |
| logging_status[object_uid] = True | |
| # Link the corresponding 3D object | |
| if object_uid not in object_cache_status.keys(): | |
| object_cache_status[object_uid] = True | |
| rr.log( | |
| f"world/objects/{object_name}", | |
| rr.Asset3D( | |
| path=object_cad_asset_filepath, | |
| ), | |
| ) | |
| # If some object are not visible, we clear the entity (last known mesh and pose will not be displayed) | |
| for object_uid, displayed in logging_status.items(): | |
| if not displayed: | |
| object_name = object_library.object_id_to_name_dict[object_uid] | |
| object_name = object_name + "_" + str(object_uid) | |
| rr.log( | |
| f"world/objects/{object_name}", | |
| rr.Clear.recursive(), | |
| ) | |
| if object_uid in object_cache_status.keys(): | |
| del object_cache_status[object_uid] # We will log the mesh again | |
| def log_object_bounding_boxes( | |
| stream_id: StreamId, | |
| box2d_collection_with_dt: Optional[ObjectBox2dCollectionWithDt], | |
| object_box2d_data_provider: ObjectBox2dProvider, | |
| object_library: ObjectLibrary, | |
| bbox_colors: np.ndarray, | |
| ): | |
| """ | |
| Object bounding boxes (valid for native raw images). | |
| - We assume that the image corresponding to the stream_id has been logged beforehand as 'world/device/{stream_id}_raw/' | |
| """ | |
| # Keep a mapping to know what object has been seen, and which one has not | |
| object_uids = list(object_box2d_data_provider.object_uids) | |
| logging_status = {x: False for x in object_uids} | |
| if ( | |
| box2d_collection_with_dt is None | |
| or box2d_collection_with_dt.box2d_collection is None | |
| ): | |
| # No bounding box are retrieved, we clear all the bounding box visualization existing so far | |
| rr.log(f"world/device/{stream_id}_raw/bbox", rr.Clear.recursive()) | |
| return | |
| object_uids_at_query_timestamp = ( | |
| box2d_collection_with_dt.box2d_collection.object_uid_list | |
| ) | |
| for object_uid in object_uids_at_query_timestamp: | |
| object_name = object_library.object_id_to_name_dict[object_uid] | |
| axis_aligned_box2d = box2d_collection_with_dt.box2d_collection.box2ds[ | |
| object_uid | |
| ] | |
| box = axis_aligned_box2d.box2d | |
| if box is None: | |
| continue | |
| logging_status[object_uid] = True | |
| rr.log( | |
| f"world/device/{stream_id}_raw/bbox/{object_name}", | |
| rr.Boxes2D( | |
| mins=[box.left, box.top], | |
| sizes=[box.width, box.height], | |
| colors=bbox_colors[object_uids.index(object_uid)], | |
| ), | |
| ) | |
| # If some object are not visible, we clear the bounding box visualization | |
| for key, value in logging_status.items(): | |
| if not value: | |
| object_name = object_library.object_id_to_name_dict[key] | |
| rr.log( | |
| f"world/device/{stream_id}_raw/bbox/{object_name}", | |
| rr.Clear.flat(), | |
| ) | |