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- # !/usr/bin/env python3
- # -*- coding: UTF-8 -*-
- ################################################################################
- #
- # Copyright (c) 2024 Baidu.com, Inc. All Rights Reserved
- #
- ################################################################################
- """
- Author: PaddlePaddle Authors
- """
- import codecs
- import yaml
- from ....utils import logging
- from ...base.predictor.transforms import image_common
- def read_pre_transforms_from_file(config_path):
- """ read_pre_transforms_from_file """
- def _process_incompct_args(cfg, arg_names, action):
- for name in arg_names:
- if name in cfg:
- if action == 'ignore':
- logging.warning(f"Ignoring incompatible argument: {name}")
- elif action == 'raise':
- raise RuntimeError(
- f"Incompatible argument detected: {name}")
- else:
- raise ValueError(f"Unknown action: {action}")
- with codecs.open(config_path, 'r', 'utf-8') as file:
- dic = yaml.load(file, Loader=yaml.FullLoader)
- tfs_cfg = dic['Deploy']['transforms']
- tfs = []
- for cfg in tfs_cfg:
- if cfg['type'] == 'Normalize':
- tf = image_common.Normalize(
- mean=cfg.get('mean', 0.5), std=cfg.get('std', 0.5))
- elif cfg['type'] == 'Resize':
- tf = image_common.Resize(
- target_size=cfg.get('target_size', (512, 512)),
- keep_ratio=cfg.get('keep_ratio', False),
- size_divisor=cfg.get('size_divisor', None),
- interp=cfg.get('interp', 'LINEAR'))
- elif cfg['type'] == 'ResizeByLong':
- tf = image_common.ResizeByLong(
- target_long_edge=cfg['long_size'],
- size_divisor=None,
- interp='LINEAR')
- elif cfg['type'] == 'ResizeByShort':
- _process_incompct_args(cfg, ['max_size'], action='raise')
- tf = image_common.ResizeByShort(
- target_short_edge=cfg['short_size'],
- size_divisor=None,
- interp='LINEAR')
- elif cfg['type'] == 'Padding':
- _process_incompct_args(
- cfg, ['label_padding_value'], action='ignore')
- tf = image_common.Pad(target_size=cfg['target_size'],
- val=cfg.get('im_padding_value', 127.5))
- else:
- raise RuntimeError(f"Unsupported type: {cfg['type']}")
- tfs.append(tf)
- return tfs
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