| import imgaug |
| import imgaug.augmenters as iaa |
|
|
| from concern.config import Configurable, State |
|
|
|
|
| class AugmenterBuilder(object): |
| def __init__(self): |
| pass |
|
|
| def build(self, args, root=True): |
| if args is None: |
| return None |
| elif isinstance(args, (int, float, str)): |
| return args |
| elif isinstance(args, list): |
| if root: |
| sequence = [self.build(value, root=False) for value in args] |
| return iaa.Sequential(sequence) |
| else: |
| return getattr(iaa, args[0])( |
| *[self.to_tuple_if_list(a) for a in args[1:]]) |
| elif isinstance(args, dict): |
| if 'cls' in args: |
| cls = getattr(iaa, args['cls']) |
| return cls(**{k: self.to_tuple_if_list(v) for k, v in args.items() if not k == 'cls'}) |
| else: |
| return {key: self.build(value, root=False) for key, value in args.items()} |
| else: |
| raise RuntimeError('unknown augmenter arg: ' + str(args)) |
|
|
| def to_tuple_if_list(self, obj): |
| if isinstance(obj, list): |
| return tuple(obj) |
| return obj |
|
|
