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)
def from_json(cls,
data,
project_meta: ProjectMeta,
key_id_map: KeyIdMap = None):
'''
The function from_json convert PointcloudObject from json format to PointcloudObject class object. Raise error if object class name is not found in the given project meta
:param data: input PointcloudObject in json format
:param project_meta: ProjectMeta class object
:param key_id_map: KeyIdMap class object
:return: PointcloudObject class object
'''
obj_class_name = data[LabelJsonFields.OBJ_CLASS_NAME]
obj_class = project_meta.get_obj_class(obj_class_name)
if obj_class is None:
raise RuntimeError(
f'Failed to deserialize a object from JSON: class name {obj_class_name!r} '
f'was not found in the given project meta.')
object_id = data.get(ID, None)
existing_key = None
if object_id is not None and key_id_map is not None:
existing_key = key_id_map.get_object_key(object_id)
json_key = uuid.UUID(data[KEY]) if KEY in data else None
if (existing_key
is not None) and (json_key
is not None) and (existing_key != json_key):
raise RuntimeError(
"Object id = {!r}: existing_key {!r} != json_key {!r}".format(
object_id, existing_key, json_key))
if existing_key is not None:
key = existing_key
elif json_key is not None:
key = json_key
else:
key = uuid.uuid4()
if key_id_map is not None and existing_key is None:
key_id_map.add_object(key, object_id)
class_id = data.get(CLASS_ID, None)
labeler_login = data.get(LABELER_LOGIN, None)
updated_at = data.get(UPDATED_AT, None)
created_at = data.get(CREATED_AT, None)
return cls(obj_class=obj_class,
key=key,
tags=VideoTagCollection.from_json(
data[LabelJsonFields.TAGS], project_meta.tag_metas),
class_id=class_id,
labeler_login=labeler_login,
updated_at=updated_at,
created_at=created_at)
def from_json(cls, data, project_meta: ProjectMeta, key_id_map: KeyIdMap = None):
obj_class_name = data[LabelJsonFields.OBJ_CLASS_NAME]
obj_class = project_meta.get_obj_class(obj_class_name)
if obj_class is None:
raise RuntimeError(f'Failed to deserialize a object from JSON: class name {obj_class_name!r} '
f'was not found in the given project meta.')
key = uuid.UUID(data[KEY]) if KEY in data else uuid.uuid4()
if key_id_map is not None:
key_id_map.add_object(key, data.get(ID, None))
return cls(obj_class=obj_class,
key=key,
tags=VideoTagCollection.from_json(data[LabelJsonFields.TAGS], project_meta.tag_metas))
def from_json(cls,
data,
project_meta: ProjectMeta,
key_id_map: KeyIdMap = None):
'''
The function from_json convert VideoObject from json format to VideoObject class object. Raise error if object class name is not found in the given project meta
:param data: input VideoObject in json format
:param project_meta: ProjectMeta class object
:param key_id_map: KeyIdMap class object
:return: VideoObject class object
'''
obj_class_name = data[LabelJsonFields.OBJ_CLASS_NAME]
obj_class = project_meta.get_obj_class(obj_class_name)
if obj_class is None:
raise RuntimeError(
f'Failed to deserialize a object from JSON: class name {obj_class_name!r} '
f'was not found in the given project meta.')
key = uuid.UUID(data[KEY]) if KEY in data else uuid.uuid4()
if key_id_map is not None:
key_id_map.add_object(key, data.get(ID, None))
class_id = data.get(CLASS_ID, None)
labeler_login = data.get(LABELER_LOGIN, None)
updated_at = data.get(UPDATED_AT, None)
created_at = data.get(CREATED_AT, None)
return cls(obj_class=obj_class,
key=key,
tags=VideoTagCollection.from_json(
data[LabelJsonFields.TAGS], project_meta.tag_metas),
class_id=class_id,
labeler_login=labeler_login,
updated_at=updated_at,
created_at=created_at)
def from_json(cls,
data,
project_meta: ProjectMeta,
key_id_map: KeyIdMap = None):
obj_class_name = data[LabelJsonFields.OBJ_CLASS_NAME]
obj_class = project_meta.get_obj_class(obj_class_name)
if obj_class is None:
raise RuntimeError(
f'Failed to deserialize a object from JSON: class name {obj_class_name!r} '
f'was not found in the given project meta.')
object_id = data.get(ID, None)
existing_key = key_id_map.get_object_key(
object_id) if object_id is not None else None
json_key = uuid.UUID(data[KEY]) if KEY in data else None
if (existing_key
is not None) and (json_key
is not None) and (existing_key != json_key):
raise RuntimeError(
"Object id = {!r}: existing_key {!r} != json_key {!r}".format(
object_id, existing_key, json_key))
if existing_key is not None:
key = existing_key
elif json_key is not None:
key = json_key
else:
key = uuid.uuid4()
if key_id_map is not None and existing_key is None:
key_id_map.add_object(key, object_id)
return cls(obj_class=obj_class,
key=key,
tags=VideoTagCollection.from_json(
data[LabelJsonFields.TAGS], project_meta.tag_metas))