def from_json(cls, data, project_meta, key_id_map: KeyIdMap=None):
'''
The function from_json convert videoannotation from json format to VideoAnnotation class object.
:param data: input videoannotation in json format
:param project_meta: ProjectMeta class object
:param key_id_map: KeyIdMap class object
:return: VideoAnnotation class object
'''
#video_name = data[VIDEO_NAME]
video_key = uuid.UUID(data[KEY]) if KEY in data else uuid.uuid4()
if key_id_map is not None:
key_id_map.add_video(video_key, data.get(VIDEO_ID, None))
img_size_dict = data[IMG_SIZE]
img_height = img_size_dict[IMG_SIZE_HEIGHT]
img_width = img_size_dict[IMG_SIZE_WIDTH]
img_size = (img_height, img_width)
description = data.get(DESCRIPTION, "")
frames_count = data[FRAMES_COUNT]
tags = VideoTagCollection.from_json(data[TAGS], project_meta.tag_metas, key_id_map)
objects = VideoObjectCollection.from_json(data[OBJECTS], project_meta, key_id_map)
frames = FrameCollection.from_json(data[FRAMES], objects, frames_count, key_id_map)
return cls(img_size=img_size,
frames_count=frames_count,
objects=objects,
frames=frames,
tags=tags,
description=description,
key=video_key)
def from_json(cls, data, project_meta, key_id_map: KeyIdMap = None):
'''
:param data: input PointcloudAnnotation in json format
:param project_meta: ProjectMeta class object
:param key_id_map: KeyIdMap class object
:return: PointcloudAnnotation class object
'''
item_key = uuid.UUID(data[KEY]) if KEY in data else uuid.uuid4()
if key_id_map is not None:
key_id_map.add_video(item_key, data.get(POINTCLOUD_ID, None))
description = data.get(DESCRIPTION, "")
tags = VideoTagCollection.from_json(data[TAGS], project_meta.tag_metas,
key_id_map)
objects = PointcloudObjectCollection.from_json(data[OBJECTS],
project_meta,
key_id_map)
figures = []
for figure_json in data.get(FIGURES, []):
figure = PointcloudFigure.from_json(figure_json, objects, None,
key_id_map)
figures.append(figure)
return cls(objects=objects,
figures=figures,
tags=tags,
description=description,
key=item_key)
