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| import os | |
| import torch | |
| from huggingface_hub import snapshot_download | |
| from mmdet.apis import DetInferencer | |
| # from mmengine import Config | |
| from mmocr.apis import TextRecInferencer | |
| class HtrModels: | |
| def __init__(self, local_run=False): | |
| self.device = torch.device("cuda:0" if torch.cuda.is_available() else "cpu") | |
| SECRET_KEY = os.environ.get("AM_I_IN_A_DOCKER_CONTAINER", False) | |
| model_folder = "./models" | |
| self.region_config = f"{model_folder}/RmtDet_regions/rtmdet_m_textregions_2_concat.py" | |
| self.line_config = f"{model_folder}/RmtDet_lines/rtmdet_m_textlines_2_concat.py" | |
| self.line_checkpoint = f"{model_folder}/RmtDet_lines/epoch_12.pth" | |
| self.mmocr_config = f"{model_folder}/SATRN/_base_satrn_shallow_concat.py" | |
| if SECRET_KEY: | |
| config_path = self.get_config() | |
| self.region_checkpoint = config_path["region_checkpoint"] | |
| self.line_checkpoint = config_path["line_checkpoint"] | |
| self.mmocr_checkpoint = config_path["mmocr_checkpoint"] | |
| else: | |
| self.region_checkpoint = f"{model_folder}/RmtDet_regions/epoch_12.pth" | |
| self.line_checkpoint = f"{model_folder}/RmtDet_lines/epoch_12.pth" | |
| self.mmocr_checkpoint = f"{model_folder}/SATRN/epoch_5.pth" | |
| def load_region_model(self): | |
| # build the model from a config file and a checkpoint file | |
| return DetInferencer(self.region_config, self.region_checkpoint, device=self.device) | |
| def load_line_model(self): | |
| return DetInferencer(self.line_config, self.line_checkpoint, device=self.device) | |
| def load_htr_model(self): | |
| inferencer = TextRecInferencer(self.mmocr_config, self.mmocr_checkpoint, device=self.device) | |
| return inferencer | |
| def get_config(): | |
| path_models = snapshot_download( | |
| "Riksarkivet/HTR_pipeline_models", | |
| allow_patterns=["*.pth"], | |
| token="__INSERT__FINS_HUGGINFACE_TOKEN__", | |
| cache_dir="./", | |
| ) | |
| config_path = { | |
| "region_checkpoint": os.path.join(path_models, "RmtDet_regions/epoch_12.pth"), | |
| "line_checkpoint": os.path.join(path_models, "RmtDet_lines/epoch_12.pth"), | |
| "mmocr_checkpoint": os.path.join(path_models, "SATRN/epoch_5.pth"), | |
| } | |
| return config_path | |