Package org.sikuli.script

Class OCR

java.lang.Object

org.sikuli.script.OCR

public class OCR
extends Object

Static helper class for OCR via Tess4J/Tesseract.

The methods in this class are not threadsafe.

See Also:

SikuliX docs: Text and OCR

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	OCR.OEM	OCR Engine modes.
static class	OCR.Options	A container for the options relevant for using OCR on Regions or Images.
static class	OCR.PSM	Page segmentation modes.

Field Summary

Fields

Modifier and Type	Field	Description
protected static int	PAGE_ITERATOR_LEVEL_LINE	INTERNAL: Tesseract option.
protected static int	PAGE_ITERATOR_LEVEL_WORD	INTERNAL: Tesseract option.

Constructor Summary

Constructors

Constructor	Description
OCR()

Method Summary

Modifier and Type	Method	Description
static OCR.Options	globalOptions()	access/get the current global Options (Singleton).
static <SFIRBS> String	readChar(SFIRBS from)	Reads text from the given source (character).
static <SFIRBS> String	readChar(SFIRBS from, OCR.Options options)	Reads text from the given source (character).
static <SFIRBS> String	readLine(SFIRBS from)	Reads text from the given source (line).
static <SFIRBS> String	readLine(SFIRBS from, OCR.Options options)	Reads text from the given source (line).
static <SFIRBS> List<Match>	readLines(SFIRBS from)	Reads text from the given source as lines.
static <SFIRBS> List<Match>	readLines(SFIRBS from, OCR.Options options)	Reads text from the given source as lines.
static <SFIRBS> String	readText(SFIRBS from)	Reads text from the given source.
static <SFIRBS> String	readText(SFIRBS from, OCR.Options options)	Reads text from the given source.
static <SFIRBS> String	readWord(SFIRBS from)	Reads text from the given source (word).
static <SFIRBS> String	readWord(SFIRBS from, OCR.Options options)	Reads text from the given source (word).
static <SFIRBS> List<Match>	readWords(SFIRBS from)	Reads text from the given source as words.
static <SFIRBS> List<Match>	readWords(SFIRBS from, OCR.Options options)	Reads text from the given source as words.
static OCR.Options	reset()	Resets the global options to the initial defaults.
static void	status()	prints out the current global options.

Methods inherited from class java.lang.Object

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

Field Details

PAGE_ITERATOR_LEVEL_WORD

protected static final int PAGE_ITERATOR_LEVEL_WORD

INTERNAL: Tesseract option.

See Also:

Constant Field Values

PAGE_ITERATOR_LEVEL_LINE

protected static final int PAGE_ITERATOR_LEVEL_LINE

INTERNAL: Tesseract option.

See Also:

Constant Field Values

Constructor Details

OCR

public OCR()

Method Details

globalOptions

public static OCR.Options globalOptions()

access/get the current global Options (Singleton).

Returns:

the global Options

reset

public static OCR.Options reset()

Resets the global options to the initial defaults.

Returns:

the global Options

See Also:

OCR.Options.reset()

status

public static void status()

prints out the current global options.

readText

public static <SFIRBS> String readText(SFIRBS from)

Reads text from the given source.

Uses the global options.

Type Parameters:

SFIRBS - File name, File, Image, Region, BufferdImage or ScreenImage

Parameters:

from - source to read text from

Returns:

text

readText

public static <SFIRBS> String readText(SFIRBS from, OCR.Options options)

Reads text from the given source.

Uses the given options

Type Parameters:

SFIRBS - File name, File, Image, Region, BufferdImage or ScreenImage

Parameters:

from - source to read text from

options - Options to be used

Returns:

text

readLine

public static <SFIRBS> String readLine(SFIRBS from)

Reads text from the given source (line).

assuming the source contains a single line of text.

Uses the global options.

Type Parameters:

SFIRBS - File name, File, Image, Region, BufferdImage or ScreenImage

Parameters:

from - source to read text from

Returns:

text

readLine

public static <SFIRBS> String readLine(SFIRBS from, OCR.Options options)

Reads text from the given source (line).

assuming the source contains a single line of text.

Uses the given options.

Type Parameters:

SFIRBS - File name, File, Image, Region, BufferdImage or ScreenImage

Parameters:

from - source to read text from

options - options for the used TextRecognizer

Returns:

text

readLines

public static <SFIRBS> List<Match> readLines(SFIRBS from)

Reads text from the given source as lines.

Uses the global options.

Type Parameters:

SFIRBS - File name, File, Image, Region, BufferdImage or ScreenImage

Parameters:

from - source to read text from

Returns:

lines as a list of matches

readLines

public static <SFIRBS> List<Match> readLines(SFIRBS from, OCR.Options options)

Reads text from the given source as lines.

Uses the given options.

Type Parameters:

SFIRBS - File name, File, Image, Region, BufferdImage or ScreenImage

Parameters:

from - source to read text from

options - options for the used TextRecognizer

Returns:

lines

readWord

public static <SFIRBS> String readWord(SFIRBS from)

Reads text from the given source (word).

assuming the source contains a single word of text.

Uses the global options.

Type Parameters:

SFIRBS - File name, File, Image, Region, BufferdImage or ScreenImage

Parameters:

from - source to read text from

Returns:

text

readWord

public static <SFIRBS> String readWord(SFIRBS from, OCR.Options options)

Reads text from the given source (word).

assuming the source contains a single word of text.

Uses the given options.

Type Parameters:

SFIRBS - File name, File, Image, Region, BufferdImage or ScreenImage

Parameters:

from - source to read text from

options - options for the used TextRecognizer

Returns:

text

readWords

public static <SFIRBS> List<Match> readWords(SFIRBS from)

Reads text from the given source as words.

Uses the global options.

Type Parameters:

SFIRBS - File name, File, Image, Region, BufferdImage or ScreenImage

Parameters:

from - source to read text from

Returns:

words as alist of matches

readWords

public static <SFIRBS> List<Match> readWords(SFIRBS from, OCR.Options options)

Reads text from the given source as words.

Uses the given options.

Type Parameters:

SFIRBS - File name, File, Image, Region, BufferdImage or ScreenImage

Parameters:

from - source to read text from

options - options for the used TextRecognizer

Returns:

words as a list of matches

readChar

public static <SFIRBS> String readChar(SFIRBS from)

Reads text from the given source (character).

assuming the source contains a single character.

Uses the global options.

Type Parameters:

SFIRBS - File name, File, Image, Region, BufferdImage or ScreenImage

Parameters:

from - source to read text from

Returns:

text

readChar

public static <SFIRBS> String readChar(SFIRBS from, OCR.Options options)

Reads text from the given source (character).

assuming the source contains a single character.

Uses the given options.

Type Parameters:

SFIRBS - File name, File, Image, Region, BufferdImage or ScreenImage

Parameters:

from - source to read text from

options - options for the used TextRecognizer

Returns:

text