package?myWeiXinID_simpleit8;

//Download?by?http://www.codefans.net
import?java.awt.image.BufferedImage;

public?class?PicDataTools?{

	private?int?redBins;
	private?int?greenBins;
	private?int?blueBins;

	public?PicDataTools（）?{
		redBins?=?greenBins?=?blueBins?=?4;
	}

	public?void?setRedBinCount（int?redBinCount）?{
		this.redBins?=?redBinCount;
	}

	public?void?setGreenBinCount（int?greenBinCount）?{
		this.greenBins?=?greenBinCount;
	}

	public?void?setBlueBinCount（int?blueBinCount）?{
		this.blueBins?=?blueBinCount;
	}

	public?double[]?filter（BufferedImage?src?BufferedImage?dest）?{
		int?width?=?src.getWidth（）;
		int?height?=?src.getHeight（）;

		int[]?inPixels?=?new?int[width?*?height];
		double[]?histogramData?=?new?double[redBins?*?greenBins*?blueBins];
		getRGB（src?0?0?width?height?inPixels）;
		int?index?=?0;
		int?redIdx?=?0?greenIdx?=?0?blueIdx?=?0;
		int?singleIndex?=?0;
		double?total?=?0;
		for?（int?row?=?0;?row?			//int?ta?=?0;
			int?tr?=?0?tg?=?0?tb?=?0;
			for?（int?col?=?0;?col?				index?=?row?*?width?+?col;
				//ta?=?（inPixels[index]?>>?24）?&?0xff;
				tr?=?（inPixels[index]?>>?16）?&?0xff;
				tg?=?（inPixels[index]?>>?8）?&?0xff;
				tb?=?inPixels[index]?&?0xff;
				redIdx?=?（int）?getBinIndex（redBins?tr?255）;
				greenIdx?=?（int）?getBinIndex（greenBins?tg?255）;
				blueIdx?=?（int）?getBinIndex（blueBins?tb?255）;
				singleIndex?=?redIdx?+?greenIdx?*?redBins
						+?blueIdx?*?redBins?*?greenBins;
				histogramData[singleIndex]?+=?1;
				total?+=?1;
			}
		}

		//?start?to?normalize?the?histogram?data
		for?（int?i?=?0;?i?			histogramData[i]?=?histogramData[i]?/?total;
		}

		return?histogramData;
	}

	private?double?getBinIndex（int?binCount?int?color?int?colorMaxValue）?{
		double?binIndex?=?（（（double）?color）?/?（（double）?colorMaxValue））
				*?（（double）?binCount）;
		if?（binIndex?>=?binCount）
			binIndex?=?binCount?-?1;
		return?binIndex;
	}

	public?int[]?getRGB（BufferedImage?image?int?x?int?y?int?width
			int?height?int[]?pixels）?{
		int?type?=?image.getType（）;
		if?（type?==?BufferedImage.TYPE_INT_ARGB
				||?type?==?BufferedImage.TYPE_INT_RGB）
			return?（int[]）?image.getRaster（）.getDataElements（x?y
					width?height?pixels）;
		return?image.getRGB（x?y?width?height?pixels?0?width）;
	}

}

?屬性????????????大小?????日期????時間???名稱
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?????文件???????2420??2018-05-26?08:29??checkPicture\PicDataTools.java

?????文件???????4369??2018-05-26?08:29??checkPicture\TestMain.java

?????目錄??????????0??2018-05-26?08:27??checkPicture

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?????????????????6789????????????????????3