com.itextpdf.pdfocr

Interface IImageRotationHandler

All Known Implementing Classes:

LeptonicaImageRotationHandler

public interface IImageRotationHandler

Rotation information may be stored in image metadata. For OCR and adding image to document that rotation should be applied to the image, so that it is actually rotated, not via metadata properties. Interface ia responsible for extracting rotation from metadata and applying in to the image.

Method Summary

Modifier and Type	Method and Description
com.itextpdf.io.image.ImageData	applyRotation(com.itextpdf.io.image.ImageData imageData) Apply rotation to image data.

Method Detail

applyRotation

com.itextpdf.io.image.ImageData applyRotation(com.itextpdf.io.image.ImageData imageData)

Apply rotation to image data. If image is not rotated - does nothing.

Parameters:

imageData - to apply rotation to

Returns:

rotated image if rotation flag is set or self if no rotation