HALCON 17.12 / HALCON Operator Reference / OCR / Training Files
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read_ocr_trainf_namesread_ocr_trainf_namesReadOcrTrainfNamesReadOcrTrainfNames (Operator)

Name

read_ocr_trainf_namesread_ocr_trainf_namesReadOcrTrainfNamesReadOcrTrainfNames — Query which characters are stored in a training file.

Signature

read_ocr_trainf_names( : : TrainingFile : CharacterNames, CharacterCount)

Herror read_ocr_trainf_names(const char* TrainingFile, char* CharacterNames, Hlong* CharacterCount)

Herror T_read_ocr_trainf_names(const Htuple TrainingFile, Htuple* CharacterNames, Htuple* CharacterCount)

void ReadOcrTrainfNames(const HTuple& TrainingFile, HTuple* CharacterNames, HTuple* CharacterCount)

static HTuple HMisc::ReadOcrTrainfNames(const HTuple& TrainingFile, HTuple* CharacterCount)

static HString HMisc::ReadOcrTrainfNames(const HString& TrainingFile, Hlong* CharacterCount)

static HString HMisc::ReadOcrTrainfNames(const char* TrainingFile, Hlong* CharacterCount)

static void HOperatorSet.ReadOcrTrainfNames(HTuple trainingFile, out HTuple characterNames, out HTuple characterCount)

static HTuple HMisc.ReadOcrTrainfNames(HTuple trainingFile, out HTuple characterCount)

static string HMisc.ReadOcrTrainfNames(string trainingFile, out int characterCount)

Description

read_ocr_trainf_namesread_ocr_trainf_namesReadOcrTrainfNamesReadOcrTrainfNamesReadOcrTrainfNames extracts the names and frequency of all characters in the specified training files.

Execution Information

Parameters

TrainingFileTrainingFileTrainingFileTrainingFiletrainingFile (input_control)  filename.read(-array) → HTupleHTupleHtuple (string) (string) (HString) (char*)

Names of the training files.

Default value: '' "" "" "" ""

File extension: .trf, .otr

CharacterNamesCharacterNamesCharacterNamesCharacterNamescharacterNames (output_control)  string(-array) → HTupleHTupleHtuple (string) (string) (HString) (char*)

Names of the read characters.

CharacterCountCharacterCountCharacterCountCharacterCountcharacterCount (output_control)  integer(-array) → HTupleHTupleHtuple (integer) (int / long) (Hlong) (Hlong)

Number of characters.

Result

If the parameter values are correct the operator read_ocr_trainf_namesread_ocr_trainf_namesReadOcrTrainfNamesReadOcrTrainfNamesReadOcrTrainfNames returns the value 2 (H_MSG_TRUE). Otherwise an exception is raised.

Possible Predecessors

write_ocr_trainfwrite_ocr_trainfWriteOcrTrainfWriteOcrTrainfWriteOcrTrainf

See also

trainf_ocr_class_svmtrainf_ocr_class_svmTrainfOcrClassSvmTrainfOcrClassSvmTrainfOcrClassSvm, trainf_ocr_class_mlptrainf_ocr_class_mlpTrainfOcrClassMlpTrainfOcrClassMlpTrainfOcrClassMlp

Module

OCR/OCV

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