ABBYY FineReader Engine 9.0 CLI for Linux
Image Processing Keys

www.ocr4linux.com / Documentation Home / Step 1: image processing keys

 

 

Key Parameters Default Description

-icsb

--calcSkewByBlackSquares

no

 

The skew angle for an image is calculated using information about the so called "black squares".

-icq

--colorJpegQuality

JPEG quality in percent

75

Specifies the value of the JPEG quality in percent for saving color pictures to JPEG format files.

-ics

--dontCorrectSkew

no

 

The skew angle for an image is corrected during the preparation process.

-icp

--createPreview

no

 

Creates preview page for the prepared image.

-igq

--grayJpegQuality

JPEG quality in percent

25

Specifies the value of the JPEG quality in percent for saving gray pictures to JPEG format files.

-ic

--imageCompression

ABBYYLossless
Lossless compression. This compression type provides a medium image file size and the quality of the original image.

JpegLossy
JPEG lossy compression. This compression type provides the least image file size and the worst image quality.

Uncompressed
This compression type provides the largest image file size, the quality of the original image, and the least processing time.

ABBYYLossless

Specifies the compression type for ABBYY FineReader Engine temporary image files

-ii

--invertImage

no

 

Inverts the colors of the prepared image.

-im

--mirrorImage

no

 

Mirrors the prepared image around its vertical axis.

-id

--despecleImage

no

 

Removes small garbage areas from the prepared image.

-ibw

--convertToBWImage

no

 

Leaves only black-and-white planes in the prepared image.

-ior

--overwriteResolution

no

 

Allows to overwrite resolution of the prepared image.

-iph

--previewHeight

height in pixels of the preview page

90

Specifies the height in pixels of the preview page.

-ipw

--previewWidth

width in pixels of the preview page

64

Specifies the width in pixels of the preview page.

-ir

--imageRotation

NoRotation
No rotation.

Clockwise
Rotation 90 degrees clockwise.

Counterclockwise
Rotation 90 degrees counterclockwise or 270 degrees clockwise.

Upsidedown
Rotation upside down, or 180 degrees.

 

Specifies the rotation angle to apply to the image during preparation.

-isci

--dontSmoothcolorImage

no

 

Specifies whether a color image should be smoothed. Smoothing the image reduces its size but at the cost of its quality. This key is only taken into account if the -ic key is ABBYYLossless.

-ixr

--xResolutionToOverwrite

horizontal resolution in dpi

300

Specifies the value in dpi to which the horizontal resolution of the image is reduced if the -ior key is used.

-iyr

--yResolutionToOverwrite

vertical resolution in dpi

300

Specifies the value in dpi to which the vertical resolution of the image is reduced if the -ior key is used.

Note. Full keys are marked by italic.

See also

ABBYYOCR CLI for Linux - Documentation Home