org.safs.tools.ocr.gocr

Class GOCREngine

java.lang.Object

org.safs.tools.ocr.OCREngine

org.safs.tools.ocr.gocr.GOCREngine

public class GOCREngine
extends OCREngine

Extends OCREngine to support GOCR/JOCR engine. http://jocr.sourceforge.net/ It requires JAI Imageio installed. http://java.sun.com/products/java-media/jai/INSTALL-jai_imageio_1_0_01.html#Windows https://jai-imageio.dev.java.net/binary-builds.html

Author:

Junwu Ma
DEC 21, 2009 Original Release
JAN 15, 2009 (JunwuMa) Adding support to use trained data as an alternative.
JAN 27, 2009 (JunwuMa) Move runCommandLine() to its super.
FEB 25, 2010 (JunwuMa) Refactoring for OCR keywords.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	OPTION_DATAPATH
static java.lang.String	OPTION_UNKNOWN_CHAR
static java.lang.String	OPTION_USE_EXTERNALDB
static java.lang.String	TMP_PNM_ORIGSIZE
static java.lang.String	TMP_PNM_ZOOMED
static java.lang.String	UNKNOWN_CHAR
static java.lang.String	VAR_TRAINDATA_PATH

Fields inherited from class org.safs.tools.ocr.OCREngine

defaultZoomScale, OCR_DEFAULT_ENGINE_CLAZZ, OCR_DEFAULT_ENGINE_KEY, OCR_G_ENGINE_CLAZZ, OCR_G_ENGINE_KEY, OCR_T_ENGINE_CLAZZ, OCR_T_ENGINE_KEY, STAF_OCR_ENGINE_VAR_NAME, STAF_OCR_LANGUAGE_ID_VAR_NAME

Constructor Summary

Constructors

Constructor and Description
GOCREngine()

Method Summary

Modifier and Type	Method and Description
static java.lang.String	databasePathOption()
java.lang.String	imageToText(java.awt.image.BufferedImage image, java.lang.String langId, java.awt.Rectangle subarea, float zoom) Convert buffered image to text using OCR technology.
static void	main(java.lang.String[] args)

Methods inherited from class org.safs.tools.ocr.OCREngine

findTextRectFromImage, getdefaultZoomScale, getOCREngine, getOCREngineKey, getOCRLanguageCode, getSelfDefinedLangId, imageToText, runCommandLine, setdefaultZoomScale, setOCREngineKey, setOCRLanguageCode, storedImageToText, storedImageToText, zoomImageWithType

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

TMP_PNM_ZOOMED

public static java.lang.String TMP_PNM_ZOOMED

TMP_PNM_ORIGSIZE

public static java.lang.String TMP_PNM_ORIGSIZE

UNKNOWN_CHAR

public static java.lang.String UNKNOWN_CHAR

OPTION_UNKNOWN_CHAR

public static java.lang.String OPTION_UNKNOWN_CHAR

OPTION_USE_EXTERNALDB

public static java.lang.String OPTION_USE_EXTERNALDB

OPTION_DATAPATH

public static java.lang.String OPTION_DATAPATH

VAR_TRAINDATA_PATH

public static java.lang.String VAR_TRAINDATA_PATH

Constructor Detail

GOCREngine

public GOCREngine()

Method Detail

databasePathOption

public static java.lang.String databasePathOption()

imageToText

public java.lang.String imageToText(java.awt.image.BufferedImage image,
                                    java.lang.String langId,
                                    java.awt.Rectangle subarea,
                                    float zoom)
                             throws SAFSException

Description copied from class: OCREngine

Convert buffered image to text using OCR technology. It needs to be implemented in its derived class.

Overrides:

imageToText in class OCREngine

Returns:

String, converted from the input image. NULL if fails to convert.

Throws:

SAFSException - if meets any Exception

main

public static void main(java.lang.String[] args)