ClassesClassesClassesClasses | | | | Operators

read_ocr_class_mlpread_ocr_class_mlpReadOcrClassMlpread_ocr_class_mlpReadOcrClassMlpReadOcrClassMlp (Operator)

Name

read_ocr_class_mlpread_ocr_class_mlpReadOcrClassMlpread_ocr_class_mlpReadOcrClassMlpReadOcrClassMlp — Read an OCR classifier from a file.

Signature

read_ocr_class_mlp( : : FileName : OCRHandle)

Herror read_ocr_class_mlp(const char* FileName, Hlong* OCRHandle)

Herror T_read_ocr_class_mlp(const Htuple FileName, Htuple* OCRHandle)

Herror read_ocr_class_mlp(const HTuple& FileName, Hlong* OCRHandle)

void HOCRMlp::ReadOcrClassMlp(const HTuple& FileName)

void ReadOcrClassMlp(const HTuple& FileName, HTuple* OCRHandle)

void HOCRMlp::HOCRMlp(const HString& FileName)

void HOCRMlp::HOCRMlp(const char* FileName)

void HOCRMlp::ReadOcrClassMlp(const HString& FileName)

void HOCRMlp::ReadOcrClassMlp(const char* FileName)

void HOperatorSetX.ReadOcrClassMlp(
[in] VARIANT FileName, [out] VARIANT* OCRHandle)

void HOCRMlpX.ReadOcrClassMlp([in] BSTR FileName)

static void HOperatorSet.ReadOcrClassMlp(HTuple fileName, out HTuple OCRHandle)

public HOCRMlp(string fileName)

void HOCRMlp.ReadOcrClassMlp(string fileName)

Description

read_ocr_class_mlpread_ocr_class_mlpReadOcrClassMlpread_ocr_class_mlpReadOcrClassMlpReadOcrClassMlp reads an OCR classifier that has been stored with write_ocr_class_mlpwrite_ocr_class_mlpWriteOcrClassMlpwrite_ocr_class_mlpWriteOcrClassMlpWriteOcrClassMlp. Since the training of an OCR classifier can consume a relatively long time, the classifier is typically trained in an offline process and written to a file with write_ocr_class_mlpwrite_ocr_class_mlpWriteOcrClassMlpwrite_ocr_class_mlpWriteOcrClassMlpWriteOcrClassMlp. In the online process the classifier is read with read_ocr_class_mlpread_ocr_class_mlpReadOcrClassMlpread_ocr_class_mlpReadOcrClassMlpReadOcrClassMlp and subsequently used for classification with do_ocr_single_class_mlpdo_ocr_single_class_mlpDoOcrSingleClassMlpdo_ocr_single_class_mlpDoOcrSingleClassMlpDoOcrSingleClassMlp or do_ocr_multi_class_mlpdo_ocr_multi_class_mlpDoOcrMultiClassMlpdo_ocr_multi_class_mlpDoOcrMultiClassMlpDoOcrMultiClassMlp.

HALCON provides a number of pretrained OCR classifiers (see Solution Guide I, chapter 'OCR', section 'Pretrained OCR Fonts'). These pretrained OCR classifiers make it possible to read a wide variety of different fonts without the need to train an OCR classifier. Note that the pretrained OCR classifiers were trained with symbols that are printed dark on light.

Parallelization

This operator returns a handle. Note that the state of an instance of this handle type may be changed by specific operators even though the handle is used as an input parameter by those operators.

Parameters

FileNameFileNameFileNameFileNameFileNamefileName (input_control)  filename.read HTupleHTupleHTupleVARIANTHtuple (string) (string) (HString) (char*) (BSTR) (char*)

File name.

Suggested values: 'Document_A-Z+_NoRej.omc'"Document_A-Z+_NoRej.omc""Document_A-Z+_NoRej.omc""Document_A-Z+_NoRej.omc""Document_A-Z+_NoRej.omc""Document_A-Z+_NoRej.omc", 'Document_A-Z+_Rej.omc'"Document_A-Z+_Rej.omc""Document_A-Z+_Rej.omc""Document_A-Z+_Rej.omc""Document_A-Z+_Rej.omc""Document_A-Z+_Rej.omc", 'Document_0-9A-Z_NoRej.omc'"Document_0-9A-Z_NoRej.omc""Document_0-9A-Z_NoRej.omc""Document_0-9A-Z_NoRej.omc""Document_0-9A-Z_NoRej.omc""Document_0-9A-Z_NoRej.omc", 'Document_0-9A-Z_Rej.omc'"Document_0-9A-Z_Rej.omc""Document_0-9A-Z_Rej.omc""Document_0-9A-Z_Rej.omc""Document_0-9A-Z_Rej.omc""Document_0-9A-Z_Rej.omc", 'Document_0-9_NoRej.omc'"Document_0-9_NoRej.omc""Document_0-9_NoRej.omc""Document_0-9_NoRej.omc""Document_0-9_NoRej.omc""Document_0-9_NoRej.omc", 'Document_0-9_Rej.omc'"Document_0-9_Rej.omc""Document_0-9_Rej.omc""Document_0-9_Rej.omc""Document_0-9_Rej.omc""Document_0-9_Rej.omc", 'Document_NoRej.omc'"Document_NoRej.omc""Document_NoRej.omc""Document_NoRej.omc""Document_NoRej.omc""Document_NoRej.omc", 'Document_Rej.omc'"Document_Rej.omc""Document_Rej.omc""Document_Rej.omc""Document_Rej.omc""Document_Rej.omc", 'DotPrint_A-Z+_NoRej.omc'"DotPrint_A-Z+_NoRej.omc""DotPrint_A-Z+_NoRej.omc""DotPrint_A-Z+_NoRej.omc""DotPrint_A-Z+_NoRej.omc""DotPrint_A-Z+_NoRej.omc", 'DotPrint_A-Z+_Rej.omc'"DotPrint_A-Z+_Rej.omc""DotPrint_A-Z+_Rej.omc""DotPrint_A-Z+_Rej.omc""DotPrint_A-Z+_Rej.omc""DotPrint_A-Z+_Rej.omc", 'DotPrint_0-9A-Z_NoRej.omc'"DotPrint_0-9A-Z_NoRej.omc""DotPrint_0-9A-Z_NoRej.omc""DotPrint_0-9A-Z_NoRej.omc""DotPrint_0-9A-Z_NoRej.omc""DotPrint_0-9A-Z_NoRej.omc", 'DotPrint_0-9A-Z_Rej.omc'"DotPrint_0-9A-Z_Rej.omc""DotPrint_0-9A-Z_Rej.omc""DotPrint_0-9A-Z_Rej.omc""DotPrint_0-9A-Z_Rej.omc""DotPrint_0-9A-Z_Rej.omc", 'DotPrint_0-9_NoRej.omc'"DotPrint_0-9_NoRej.omc""DotPrint_0-9_NoRej.omc""DotPrint_0-9_NoRej.omc""DotPrint_0-9_NoRej.omc""DotPrint_0-9_NoRej.omc", 'DotPrint_0-9_Rej.omc'"DotPrint_0-9_Rej.omc""DotPrint_0-9_Rej.omc""DotPrint_0-9_Rej.omc""DotPrint_0-9_Rej.omc""DotPrint_0-9_Rej.omc", 'DotPrint_0-9+_NoRej.omc'"DotPrint_0-9+_NoRej.omc""DotPrint_0-9+_NoRej.omc""DotPrint_0-9+_NoRej.omc""DotPrint_0-9+_NoRej.omc""DotPrint_0-9+_NoRej.omc", 'DotPrint_0-9+_Rej.omc'"DotPrint_0-9+_Rej.omc""DotPrint_0-9+_Rej.omc""DotPrint_0-9+_Rej.omc""DotPrint_0-9+_Rej.omc""DotPrint_0-9+_Rej.omc", 'DotPrint_NoRej.omc'"DotPrint_NoRej.omc""DotPrint_NoRej.omc""DotPrint_NoRej.omc""DotPrint_NoRej.omc""DotPrint_NoRej.omc", 'DotPrint_Rej.omc'"DotPrint_Rej.omc""DotPrint_Rej.omc""DotPrint_Rej.omc""DotPrint_Rej.omc""DotPrint_Rej.omc", 'HandWritten_0-9_NoRej.omc'"HandWritten_0-9_NoRej.omc""HandWritten_0-9_NoRej.omc""HandWritten_0-9_NoRej.omc""HandWritten_0-9_NoRej.omc""HandWritten_0-9_NoRej.omc", 'HandWritten_0-9_Rej.omc'"HandWritten_0-9_Rej.omc""HandWritten_0-9_Rej.omc""HandWritten_0-9_Rej.omc""HandWritten_0-9_Rej.omc""HandWritten_0-9_Rej.omc", 'Industrial_A-Z+_NoRej.omc'"Industrial_A-Z+_NoRej.omc""Industrial_A-Z+_NoRej.omc""Industrial_A-Z+_NoRej.omc""Industrial_A-Z+_NoRej.omc""Industrial_A-Z+_NoRej.omc", 'Industrial_A-Z+_Rej.omc'"Industrial_A-Z+_Rej.omc""Industrial_A-Z+_Rej.omc""Industrial_A-Z+_Rej.omc""Industrial_A-Z+_Rej.omc""Industrial_A-Z+_Rej.omc", 'Industrial_0-9A-Z_NoRej.omc'"Industrial_0-9A-Z_NoRej.omc""Industrial_0-9A-Z_NoRej.omc""Industrial_0-9A-Z_NoRej.omc""Industrial_0-9A-Z_NoRej.omc""Industrial_0-9A-Z_NoRej.omc", 'Industrial_0-9A-Z_Rej.omc'"Industrial_0-9A-Z_Rej.omc""Industrial_0-9A-Z_Rej.omc""Industrial_0-9A-Z_Rej.omc""Industrial_0-9A-Z_Rej.omc""Industrial_0-9A-Z_Rej.omc", 'Industrial_0-9_NoRej.omc'"Industrial_0-9_NoRej.omc""Industrial_0-9_NoRej.omc""Industrial_0-9_NoRej.omc""Industrial_0-9_NoRej.omc""Industrial_0-9_NoRej.omc", 'Industrial_0-9_Rej.omc'"Industrial_0-9_Rej.omc""Industrial_0-9_Rej.omc""Industrial_0-9_Rej.omc""Industrial_0-9_Rej.omc""Industrial_0-9_Rej.omc", 'Industrial_0-9+_NoRej.omc'"Industrial_0-9+_NoRej.omc""Industrial_0-9+_NoRej.omc""Industrial_0-9+_NoRej.omc""Industrial_0-9+_NoRej.omc""Industrial_0-9+_NoRej.omc", 'Industrial_0-9+_Rej.omc'"Industrial_0-9+_Rej.omc""Industrial_0-9+_Rej.omc""Industrial_0-9+_Rej.omc""Industrial_0-9+_Rej.omc""Industrial_0-9+_Rej.omc", 'Industrial_NoRej.omc'"Industrial_NoRej.omc""Industrial_NoRej.omc""Industrial_NoRej.omc""Industrial_NoRej.omc""Industrial_NoRej.omc", 'Industrial_Rej.omc'"Industrial_Rej.omc""Industrial_Rej.omc""Industrial_Rej.omc""Industrial_Rej.omc""Industrial_Rej.omc", 'OCRA_A-Z+_NoRej.omc'"OCRA_A-Z+_NoRej.omc""OCRA_A-Z+_NoRej.omc""OCRA_A-Z+_NoRej.omc""OCRA_A-Z+_NoRej.omc""OCRA_A-Z+_NoRej.omc", 'OCRA_A-Z+_Rej.omc'"OCRA_A-Z+_Rej.omc""OCRA_A-Z+_Rej.omc""OCRA_A-Z+_Rej.omc""OCRA_A-Z+_Rej.omc""OCRA_A-Z+_Rej.omc", 'OCRA_0-9A-Z_NoRej.omc'"OCRA_0-9A-Z_NoRej.omc""OCRA_0-9A-Z_NoRej.omc""OCRA_0-9A-Z_NoRej.omc""OCRA_0-9A-Z_NoRej.omc""OCRA_0-9A-Z_NoRej.omc", 'OCRA_0-9A-Z_Rej.omc'"OCRA_0-9A-Z_Rej.omc""OCRA_0-9A-Z_Rej.omc""OCRA_0-9A-Z_Rej.omc""OCRA_0-9A-Z_Rej.omc""OCRA_0-9A-Z_Rej.omc", 'OCRA_0-9_NoRej.omc'"OCRA_0-9_NoRej.omc""OCRA_0-9_NoRej.omc""OCRA_0-9_NoRej.omc""OCRA_0-9_NoRej.omc""OCRA_0-9_NoRej.omc", 'OCRA_0-9_Rej.omc'"OCRA_0-9_Rej.omc""OCRA_0-9_Rej.omc""OCRA_0-9_Rej.omc""OCRA_0-9_Rej.omc""OCRA_0-9_Rej.omc", 'OCRA_NoRej.omc'"OCRA_NoRej.omc""OCRA_NoRej.omc""OCRA_NoRej.omc""OCRA_NoRej.omc""OCRA_NoRej.omc", 'OCRA_Rej.omc'"OCRA_Rej.omc""OCRA_Rej.omc""OCRA_Rej.omc""OCRA_Rej.omc""OCRA_Rej.omc", 'OCRB_A-Z+_NoRej.omc'"OCRB_A-Z+_NoRej.omc""OCRB_A-Z+_NoRej.omc""OCRB_A-Z+_NoRej.omc""OCRB_A-Z+_NoRej.omc""OCRB_A-Z+_NoRej.omc", 'OCRB_A-Z+_Rej.omc'"OCRB_A-Z+_Rej.omc""OCRB_A-Z+_Rej.omc""OCRB_A-Z+_Rej.omc""OCRB_A-Z+_Rej.omc""OCRB_A-Z+_Rej.omc", 'OCRB_0-9A-Z_NoRej.omc'"OCRB_0-9A-Z_NoRej.omc""OCRB_0-9A-Z_NoRej.omc""OCRB_0-9A-Z_NoRej.omc""OCRB_0-9A-Z_NoRej.omc""OCRB_0-9A-Z_NoRej.omc", 'OCRB_0-9A-Z_Rej.omc'"OCRB_0-9A-Z_Rej.omc""OCRB_0-9A-Z_Rej.omc""OCRB_0-9A-Z_Rej.omc""OCRB_0-9A-Z_Rej.omc""OCRB_0-9A-Z_Rej.omc", 'OCRB_0-9_NoRej.omc'"OCRB_0-9_NoRej.omc""OCRB_0-9_NoRej.omc""OCRB_0-9_NoRej.omc""OCRB_0-9_NoRej.omc""OCRB_0-9_NoRej.omc", 'OCRB_0-9_Rej.omc'"OCRB_0-9_Rej.omc""OCRB_0-9_Rej.omc""OCRB_0-9_Rej.omc""OCRB_0-9_Rej.omc""OCRB_0-9_Rej.omc", 'OCRB_NoRej.omc'"OCRB_NoRej.omc""OCRB_NoRej.omc""OCRB_NoRej.omc""OCRB_NoRej.omc""OCRB_NoRej.omc", 'OCRB_Rej.omc'"OCRB_Rej.omc""OCRB_Rej.omc""OCRB_Rej.omc""OCRB_Rej.omc""OCRB_Rej.omc", 'OCRB_passport_NoRej.omc'"OCRB_passport_NoRej.omc""OCRB_passport_NoRej.omc""OCRB_passport_NoRej.omc""OCRB_passport_NoRej.omc""OCRB_passport_NoRej.omc", 'OCRB_passport_Rej.omc'"OCRB_passport_Rej.omc""OCRB_passport_Rej.omc""OCRB_passport_Rej.omc""OCRB_passport_Rej.omc""OCRB_passport_Rej.omc", 'Pharma_0-9A-Z_NoRej.omc'"Pharma_0-9A-Z_NoRej.omc""Pharma_0-9A-Z_NoRej.omc""Pharma_0-9A-Z_NoRej.omc""Pharma_0-9A-Z_NoRej.omc""Pharma_0-9A-Z_NoRej.omc", 'Pharma_0-9A-Z_Rej.omc'"Pharma_0-9A-Z_Rej.omc""Pharma_0-9A-Z_Rej.omc""Pharma_0-9A-Z_Rej.omc""Pharma_0-9A-Z_Rej.omc""Pharma_0-9A-Z_Rej.omc", 'Pharma_0-9_NoRej.omc'"Pharma_0-9_NoRej.omc""Pharma_0-9_NoRej.omc""Pharma_0-9_NoRej.omc""Pharma_0-9_NoRej.omc""Pharma_0-9_NoRej.omc", 'Pharma_0-9_Rej.omc'"Pharma_0-9_Rej.omc""Pharma_0-9_Rej.omc""Pharma_0-9_Rej.omc""Pharma_0-9_Rej.omc""Pharma_0-9_Rej.omc", 'Pharma_0-9+_NoRej.omc'"Pharma_0-9+_NoRej.omc""Pharma_0-9+_NoRej.omc""Pharma_0-9+_NoRej.omc""Pharma_0-9+_NoRej.omc""Pharma_0-9+_NoRej.omc", 'Pharma_0-9+_Rej.omc'"Pharma_0-9+_Rej.omc""Pharma_0-9+_Rej.omc""Pharma_0-9+_Rej.omc""Pharma_0-9+_Rej.omc""Pharma_0-9+_Rej.omc", 'Pharma_NoRej.omc'"Pharma_NoRej.omc""Pharma_NoRej.omc""Pharma_NoRej.omc""Pharma_NoRej.omc""Pharma_NoRej.omc", 'Pharma_Rej.omc'"Pharma_Rej.omc""Pharma_Rej.omc""Pharma_Rej.omc""Pharma_Rej.omc""Pharma_Rej.omc", 'SEMI_NoRej.omc'"SEMI_NoRej.omc""SEMI_NoRej.omc""SEMI_NoRej.omc""SEMI_NoRej.omc""SEMI_NoRej.omc", 'SEMI_Rej.omc'"SEMI_Rej.omc""SEMI_Rej.omc""SEMI_Rej.omc""SEMI_Rej.omc""SEMI_Rej.omc"

File extension: .omc, .fnt

OCRHandleOCRHandleOCRHandleOCRHandleOCRHandleOCRHandle (output_control)  ocr_mlp HOCRMlp, HTupleHTupleHOCRMlp, HTupleHOCRMlpX, VARIANTHtuple (integer) (IntPtr) (Hlong) (Hlong) (Hlong) (Hlong)

Handle of the OCR classifier.

Result

If the parameters are valid, the operator read_ocr_class_mlpread_ocr_class_mlpReadOcrClassMlpread_ocr_class_mlpReadOcrClassMlpReadOcrClassMlp returns the value 2 (H_MSG_TRUE). If necessary, an exception is raised.

Possible Successors

do_ocr_single_class_mlpdo_ocr_single_class_mlpDoOcrSingleClassMlpdo_ocr_single_class_mlpDoOcrSingleClassMlpDoOcrSingleClassMlp, do_ocr_multi_class_mlpdo_ocr_multi_class_mlpDoOcrMultiClassMlpdo_ocr_multi_class_mlpDoOcrMultiClassMlpDoOcrMultiClassMlp

See also

create_ocr_class_mlpcreate_ocr_class_mlpCreateOcrClassMlpcreate_ocr_class_mlpCreateOcrClassMlpCreateOcrClassMlp, write_ocr_class_mlpwrite_ocr_class_mlpWriteOcrClassMlpwrite_ocr_class_mlpWriteOcrClassMlpWriteOcrClassMlp, read_class_mlpread_class_mlpReadClassMlpread_class_mlpReadClassMlpReadClassMlp, write_class_mlpwrite_class_mlpWriteClassMlpwrite_class_mlpWriteClassMlpWriteClassMlp

Module

OCR/OCV


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