o ߥi~@sddlZddlZddlZddlZddlZddlmZddlm Z m Z ddl m Z ddl mZddlmZmZmZe jejejdGdd d e ZdS) N) Preprocessors) Preprocessor load_image) PREPROCESSORS)Config)FieldsModeKeys ModelFile) module_namecs<eZdZejfdedeffdd ZddZddZZ S) OCRRecognitionPreprocessor model_dirmodecsJt|ttj|tj}|j j j |_ |j j j |_ |j j j|_dS)zThe base constructor for all ocr recognition preprocessors. Args: model_dir (str): model directory to initialize some resource mode: The mode for the preprocessor. N)super__init__r from_fileospathjoinr CONFIGURATIONmodelinference_kwargs do_chunking img_height target_height img_width target_width)selfr r cfgs __class__e/home/ubuntu/.local/lib/python3.10/site-packages/modelscope/models/cv/ocr_recognition/preprocessor.pyrs   z#OCRRecognitionPreprocessor.__init__cCs|jdt|jd}|j}|j}|t|j|jkr#|j}|j}n |j}t|j|}t|||f}t||dg tj }||d|jdd|jdddf<|}|S)Nr) shapefloatrrintcv2resizenpzerosastypeuint8)rimg cur_ratio mask_height mask_widthcur_target_heightcur_target_widthmaskr r r!keepratio_resize#s&z+OCRRecognitionPreprocessor.keepratio_resizec Csrt|ts|g}g}|D]}t|trtt|d}n1t|tjjr.t|d}n!t|tj rFt |j dkrCt |t j}n |}n tdt|||}t|}|jrg}tdD]}d|}||dd||dddfqbt|d}|d|jddd } | ddd d} n|d |j|jdd } | ddd d} || q t|d}d |iS) aEprocess the raw input data Args: inputs: - A string containing an HTTP link pointing to an image - A string containing a local path to an image - An image loaded in PIL or opencv directly Returns: outputs: the preprocessed image RGBzFinputs should be either (a list of) str, PIL.Image, np.array, but got r#Ni,rgo@r"image) isinstanceliststrr)arrayrconvertPILImagendarraylenr$r'cvtColorCOLOR_GRAY2RGB TypeErrortyper4torch FloatTensorrrangeappendcatviewrpermuter) rinputs data_batchitemr- chunk_imgileft merge_imgdatar r r!__call__3sD       &   z#OCRRecognitionPreprocessor.__call__) __name__ __module__ __qualname__r INFERENCEr;rr4rU __classcell__r r rr!r sr )rr'numpyr)r>rFmodelscope.metainformodelscope.preprocessorsrr modelscope.preprocessors.builderrmodelscope.utils.configrmodelscope.utils.constantrrr register_modulecvocr_recognitionr r r r r!s