com.rie.rieps.engine.image
Class SmallGrayImage

java.lang.Object
  com.rie.rieps.engine.image.SmallGrayImage

All Implemented Interfaces:

Image

public class SmallGrayImage
extends java.lang.Object
implements Image

This class generate Black and White image from a file.

Author:

Yves Piel

Field Summary

static int	CONVERT_MODE_AVERAGE to convert color image int o gray, this method is the most simplest.
static int	CONVERT_MODE_CIE_601 the 601 CIE (International Commission on Illumination), non-linear with gamma correction.
static int	CONVERT_MODE_CIE_709 The 709 CIE (International Commission on Illumination), true colors.

Constructor Summary

SmallGrayImage(int convert_mode)
If convert_mode is unknown value, it uses @see{CONVERT_MODE_AVERAGE}.

Method Summary

java.lang.StringBuffer	getPSImage()
void	load(java.awt.image.BufferedImage img)

Methods inherited from class java.lang.Object

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

Field Detail

CONVERT_MODE_AVERAGE

public static final int CONVERT_MODE_AVERAGE

to convert color image int o gray, this method is the most simplest. it does : (R+G+B)/3 for each pixel.

See Also:

Constant Field Values

CONVERT_MODE_CIE_709

public static final int CONVERT_MODE_CIE_709

The 709 CIE (International Commission on Illumination), true colors. it does : 0.2125*R + 0.7154*G + 0.0721*B

See Also:

Constant Field Values

CONVERT_MODE_CIE_601

public static final int CONVERT_MODE_CIE_601

the 601 CIE (International Commission on Illumination), non-linear with gamma correction. It does : 0.299*R + 0.587*G + 0.114*B

See Also:

Constant Field Values

Constructor Detail

SmallGrayImage

public SmallGrayImage(int convert_mode)

If convert_mode is unknown value, it uses @see{CONVERT_MODE_AVERAGE}.

Parameters:

convert_mode - the convert color to gray mode.

Method Detail

load

public void load(java.awt.image.BufferedImage img)
          throws RiepsException

Specified by:

load in interface Image

Throws:

RiepsException

getPSImage

public java.lang.StringBuffer getPSImage()
                                  throws RiepsException

Specified by:

getPSImage in interface Image

Throws:

RiepsException