com.itextpdf.io.image

Class RawImageHelper

java.lang.Object

com.itextpdf.io.image.RawImageHelper

public final class RawImageHelper
extends Object

Constructor Summary

Constructors

Constructor and Description
RawImageHelper()

Method Summary

Modifier and Type	Method and Description
protected static void	updateCcittImageParameters(RawImageData image, int width, int height, boolean reverseBits, int typeCcitt, int parameters, byte[] data)
static void	updateImageAttributes(RawImageData image, Map<String,Object> additional)
protected static void	updateRawImageParameters(RawImageData image, int width, int height, boolean reverseBits, int typeCCITT, int parameters, byte[] data, int[] transparency)
protected static void	updateRawImageParameters(RawImageData image, int width, int height, int components, int bpc, byte[] data) Update original image with Raw Image parameters.
protected static void	updateRawImageParameters(RawImageData image, int width, int height, int components, int bpc, byte[] data, int[] transparency)

Methods inherited from class java.lang.Object

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

Constructor Detail

RawImageHelper

public RawImageHelper()

Method Detail

updateImageAttributes

public static void updateImageAttributes(RawImageData image,
                                         Map<String,Object> additional)

updateRawImageParameters

protected static void updateRawImageParameters(RawImageData image,
                                               int width,
                                               int height,
                                               int components,
                                               int bpc,
                                               byte[] data)

Update original image with Raw Image parameters.

Parameters:

width - the exact width of the image

height - the exact height of the image

components - 1,3 or 4 for GrayScale, RGB and CMYK

bpc - bits per component. Must be 1,2,4 or 8

data - the image data

Throws:

IOException - on error

updateRawImageParameters

protected static void updateRawImageParameters(RawImageData image,
                                               int width,
                                               int height,
                                               int components,
                                               int bpc,
                                               byte[] data,
                                               int[] transparency)

updateRawImageParameters

protected static void updateRawImageParameters(RawImageData image,
                                               int width,
                                               int height,
                                               boolean reverseBits,
                                               int typeCCITT,
                                               int parameters,
                                               byte[] data,
                                               int[] transparency)

updateCcittImageParameters

protected static void updateCcittImageParameters(RawImageData image,
                                                 int width,
                                                 int height,
                                                 boolean reverseBits,
                                                 int typeCcitt,
                                                 int parameters,
                                                 byte[] data)