Package org.apache.commons.imaging.formats.tiff.write

Class AbstractTiffImageWriter

java.lang.Object

org.apache.commons.imaging.formats.tiff.write.AbstractTiffImageWriter

Direct Known Subclasses:

TiffImageWriterLossless, TiffImageWriterLossy

public abstract class AbstractTiffImageWriter
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
protected java.nio.ByteOrder	byteOrder
private static int	MAX_PIXELS_FOR_RGB

Constructor Summary

Constructors

Constructor	Description
AbstractTiffImageWriter()
AbstractTiffImageWriter(java.nio.ByteOrder byteOrder)

Method Summary

Modifier and Type	Method	Description
private void	applyPredictor(int width, int bytesPerSample, byte[] b)
private boolean	checkForActualAlpha(java.awt.image.BufferedImage src)	Check an image to see if any of its pixels are non-opaque.
private void	combineUserExifIntoFinalExif(TiffOutputSet userExif, TiffOutputSet outputSet)
private byte[][]	getStrips(java.awt.image.BufferedImage src, int samplesPerPixel, int bitsPerSample, int rowsPerStrip)
protected static int	imageDataPaddingLength(int dataLength)
protected TiffOutputSummary	validateDirectories(TiffOutputSet outputSet)
abstract void	write(java.io.OutputStream os, TiffOutputSet outputSet)
void	writeImage(java.awt.image.BufferedImage src, java.io.OutputStream os, TiffImagingParameters params)
protected void	writeImageFileHeader(AbstractBinaryOutputStream bos)
protected void	writeImageFileHeader(AbstractBinaryOutputStream bos, long offsetToFirstIFD)

Methods inherited from class java.lang.Object

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

Field Detail

MAX_PIXELS_FOR_RGB

private static final int MAX_PIXELS_FOR_RGB

See Also:

Constant Field Values

byteOrder

protected final java.nio.ByteOrder byteOrder

Constructor Detail

AbstractTiffImageWriter

public AbstractTiffImageWriter()

AbstractTiffImageWriter

public AbstractTiffImageWriter(java.nio.ByteOrder byteOrder)

Method Detail

imageDataPaddingLength

protected static int imageDataPaddingLength(int dataLength)

applyPredictor

private void applyPredictor(int width,
                            int bytesPerSample,
                            byte[] b)

checkForActualAlpha

private boolean checkForActualAlpha(java.awt.image.BufferedImage src)

Check an image to see if any of its pixels are non-opaque.

Parameters:

src - a valid image

Returns:

true if at least one non-opaque pixel is found.

combineUserExifIntoFinalExif

private void combineUserExifIntoFinalExif(TiffOutputSet userExif,
                                          TiffOutputSet outputSet)
                                   throws ImagingException

Throws:

ImagingException

getStrips

private byte[][] getStrips(java.awt.image.BufferedImage src,
                           int samplesPerPixel,
                           int bitsPerSample,
                           int rowsPerStrip)

validateDirectories

protected TiffOutputSummary validateDirectories(TiffOutputSet outputSet)
                                         throws ImagingException

Throws:

ImagingException

write

public abstract void write(java.io.OutputStream os,
                           TiffOutputSet outputSet)
                    throws java.io.IOException,
                           ImagingException

Throws:

java.io.IOException

ImagingException

writeImage

public void writeImage(java.awt.image.BufferedImage src,
                       java.io.OutputStream os,
                       TiffImagingParameters params)
                throws ImagingException,
                       java.io.IOException

Throws:

ImagingException

java.io.IOException

writeImageFileHeader

protected void writeImageFileHeader(AbstractBinaryOutputStream bos)
                             throws java.io.IOException

Throws:

java.io.IOException

writeImageFileHeader

protected void writeImageFileHeader(AbstractBinaryOutputStream bos,
                                    long offsetToFirstIFD)
                             throws java.io.IOException

Throws:

java.io.IOException