read_ocrT_read_ocrReadOcrReadOcrread_ocr (算子)

名称

read_ocrT_read_ocrReadOcrReadOcrread_ocr — 从文件中读取 OCR 分类器。

警告

read_ocrread_ocrReadOcrReadOcrReadOcrread_ocr 已过时，仅出于向后兼容性考虑而保留。 New applications should use the MLP, SVM or CNN based operators instead.

签名

描述

算子 read_ocrread_ocrReadOcrReadOcrReadOcrread_ocr reads an OCR classifier from a file FileNameFileNameFileNameFileNamefileNamefile_name. This file will hereby be searched in the directory ($HALCONROOT/ocr/) as well as in the currently used directory. If too many classifiers have been loaded, an error message will be displayed.

执行信息

• 多线程类型：可重入（与非独占算子并行运行）。
• 多线程作用域：全局（可从任何线程调用）。
• 未采用并行化处理。

此算子返回一个句柄。请注意，即使该句柄被用作特定算子的输入参数，这些算子仍可能改变此句柄类型的实例状态。

参数

结果

If the indicated file is available and the format is correct, the operator read_ocrread_ocrReadOcrReadOcrReadOcrread_ocr 返回值 2 ( H_MSG_TRUE )。否则将抛出异常。

可能的前趋

reset_obj_dbreset_obj_dbResetObjDbResetObjDbResetObjDbreset_obj_db

可能的后继

do_ocr_multido_ocr_multiDoOcrMultiDoOcrMultiDoOcrMultido_ocr_multi, do_ocr_singledo_ocr_singleDoOcrSingleDoOcrSingleDoOcrSingledo_ocr_single, traind_ocr_class_boxtraind_ocr_class_boxTraindOcrClassBoxTraindOcrClassBoxTraindOcrClassBoxtraind_ocr_class_box, trainf_ocr_class_boxtrainf_ocr_class_boxTrainfOcrClassBoxTrainfOcrClassBoxTrainfOcrClassBoxtrainf_ocr_class_box

另见

write_ocrwrite_ocrWriteOcrWriteOcrWriteOcrwrite_ocr, do_ocr_multido_ocr_multiDoOcrMultiDoOcrMultiDoOcrMultido_ocr_multi, traind_ocr_class_boxtraind_ocr_class_boxTraindOcrClassBoxTraindOcrClassBoxTraindOcrClassBoxtraind_ocr_class_box, trainf_ocr_class_boxtrainf_ocr_class_boxTrainfOcrClassBoxTrainfOcrClassBoxTrainfOcrClassBoxtrainf_ocr_class_box

模块

光学字符识别/光学字符验证