package?com.molfun.my.imgutils2;

import?java.io.*;
import?java.awt.*;
import?java.awt.image.*;

/**
?*?Class?AnimatedGifEncoder?-?Encodes?a?GIF?file?consisting?of?one?or
?*?more?frames.
?*?

?*?Example:
?*????AnimatedGifEncoder?e?=?new?AnimatedGifEncoder（）;
?*????e.start（outputFileName）;
?*????e.setDelay（1000）;???//?1?frame?per?sec
?*????e.addframe（image1）;
?*????e.addframe（image2）;
?*????e.finish（）;
?*?

?*?No?copyright?asserted?on?the?source?code?of?this?class.??May?be?used
?*?for?any?purpose?however?refer?to?the?Unisys?LZW?patent?for?restrictions
?*?on?use?of?the?associated?LZWEncoder?class.??Please?forward?any?corrections
?*?to?questions?at?fmsware.com.
?*
?*?@author?Kevin?Weiner?FM?Software
?*?@version?1.03?November?2003
?*
?*/

public?class?AnimatedGifEncoder?{

	protected?int?width;?//?image?size
	protected?int?height;
	protected?Color?transparent?=?null;?//?transparent?color?if?given
	protected?int?transIndex;?//?transparent?index?in?color?table
	protected?int?repeat?=?-1;?//?no?repeat
	protected?int?delay?=?0;?//?frame?delay?（hundredths）
	protected?boolean?started?=?false;?//?ready?to?output?frames
	protected?OutputStream?out;
	protected?BufferedImage?image;?//?current?frame
	protected?byte[]?pixels;?//?BGR?byte?array?from?frame
	protected?byte[]?indexedPixels;?//?converted?frame?indexed?to?palette
	protected?int?colorDepth;?//?number?of?bit?planes
	protected?byte[]?colorTab;?//?RGB?palette
	protected?boolean[]?usedEntry?=?new?boolean[256];?//?active?palette?entries
	protected?int?palSize?=?7;?//?color?table?size?（bits-1）
	protected?int?dispose?=?-1;?//?disposal?code?（-1?=?use?default）
	protected?boolean?closeStream?=?false;?//?close?stream?when?finished
	protected?boolean?firstframe?=?true;
	protected?boolean?sizeSet?=?false;?//?if?false?get?size?from?first?frame
	protected?int?sample?=?10;?//?default?sample?interval?for?quantizer

	/**
	?*?Sets?the?delay?time?between?each?frame?or?changes?it
	?*?for?subsequent?frames?（applies?to?last?frame?added）.
	?*
	?*?@param?ms?int?delay?time?in?milliseconds
	?*/
	public?void?setDelay（int?ms）?{
		delay?=?Math.round（ms?/?10.0f）;
	}
	
	/**
	?*?Sets?the?GIF?frame?disposal?code?for?the?last?added?frame
	?*?and?any?subsequent?frames.??Default?is?0?if?no?transparent
	?*?color?has?been?set?otherwise?2.
	?*?@param?code?int?disposal?code.
	?*/
	public?void?setDispose（int?code）?{
		if?（code?>=?0）?{
			dispose?=?code;
		}
	}
	
	/**
	?*?Sets?the?number?of?times?the?set?of?GIF?frames
	?*?should?be?played.??Default?is?1;?0?means?play
	?*?indefinitely.??Must?be?invoked?before?the?first
	?*?image?is?added.
	?*
	?*?@param?iter?int?number?of?iterations.
	?*?@return
	?*/
	public?void?setRepeat（int?iter）?{
		if?（iter?>=?0）?{
			repeat?=?iter;
		}
	}
	
	/**
	?*?Sets?the?transparent?color?for?the?last?added?frame
	?*?and?any?subsequent?frames.
	?*?Since?all?colors?are?subject?to?modification
	?*?in?the?quantizatio

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????12947??2009-12-28?16:28??imgutils2\AnimatedGifEncoder.java

?????文件??????18425??2009-12-28?16:28??imgutils2\GifDecoder.java

?????文件???????8272??2009-12-28?16:28??imgutils2\ImageSpek.java

?????文件???????8030??2009-12-28?16:28??imgutils2\LZWEncoder.java

?????文件??????13212??2009-12-28?16:28??imgutils2\NeuQuant.java

?????文件????????406??2009-12-28?16:28??imgutils2\test.java

?????文件???????5064??2009-12-28?16:28??imgutils2\UploadUtil.java

?????目錄??????????0??2009-12-28?15:47??imgutils2

-----------?---------??----------?-----??----

????????????????66356????????????????????8