Java+OpenCV+OCR 图像字符处理

需配置好OpenCV和OCR环境

package com.njupt.yangmaohu;


import java.awt.image.BufferedImage;  
import java.io.File;  
import java.io.IOException;  
import java.util.Iterator;  
import java.util.Locale;  

import javax.imageio.IIOImage;  
import javax.imageio.ImageIO;  
import javax.imageio.ImageReader;  
import javax.imageio.ImageWriteParam;  
import javax.imageio.ImageWriter;  
import javax.imageio.metadata.IIOmetadata;  
import javax.imageio.stream.ImageInputStream;  
import javax.imageio.stream.ImageOutputStream;  

import com.sun.media.imageio.plugins.tiff.TIFFImageWriteParam; 

public class ImageIOHelper {  
	/** 
	 * 图片文件转换为tif格式 
	 * @param imageFile 文件路径 
	 * @param imageFormat 文件扩展名 
	 * @return 
	 */  
	public static File createImage（File imageFile String imageFormat） {  
		File tempFile = null;  
		try {  
			Iterator readers = ImageIO.getImageReadersByFormatName（imageFormat）;  
			ImageReader reader = readers.next（）;  

			ImageInputStream iis = ImageIO.createImageInputStream（imageFile）;  
			reader.setInput（iis）;  
			//Read the stream metadata  
			IIOmetadata streammetadata = reader.getStreammetadata（）;  

			//Set up the writeParam  
			TIFFImageWriteParam tiffWriteParam = new TIFFImageWriteParam（Locale.CHINESE）;  
			tiffWriteParam.setCompressionMode（ImageWriteParam.MODE_DISABLED）;  

			//Get tif writer and set output to file  
			Iterator writers = ImageIO.getImageWritersByFormatName（“tiff“）;  
			ImageWriter writer = writers.next（）;  

			BufferedImage bi = reader.read（0）;  
			IIOImage image = new IIOImage（binullreader.getImagemetadata（0））;  
			tempFile = tempImageFile（imageFile）;  
			ImageOutputStream ios = ImageIO.createImageOutputStream（tempFile）;  
			writer.setOutput（ios）;  
			writer.write（streammetadata image tiffWriteParam）;  
			ios.close（）;  

			writer.dispose（）;  
			reader.dispose（）;  

		} catch （IOException e） {  
			e.printStackTrace（）;  
		}  
		return tempFile;  
	}  

	private static File tempImageFile（File imageFile） {  
		String path = imageFile.getPath（）;  
		StringBuffer strB = new StringBuffer（path）;  
		strB.insert（path.lastIndexOf（‘.‘）0）;  
		return new File（strB.toString（）.replaceFirst（“（?<=//.）（//w+）$“ “tif“））;  
	}  
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件        453  2016-12-12 14:52  PictureToWorld\.classpath

     文件        390  2016-12-12 14:51  PictureToWorld\.project

     文件        598  2016-12-12 14:51  PictureToWorld\.settings\org.eclipse.jdt.core.prefs

     文件       3450  2016-12-14 10:36  PictureToWorld\bin\com\njupt\yangmaohu\ImageIOHelper.class

     文件       3650  2016-12-14 10:36  PictureToWorld\bin\com\njupt\yangmaohu\OCR.class

     文件       3463  2016-12-14 21:25  PictureToWorld\bin\com\njupt\yangmaohu\PictureManage.class

     文件       1431  2016-12-14 21:24  PictureToWorld\bin\com\njupt\yangmaohu\TestOcr.class

     文件       2307  2016-12-12 14:32  PictureToWorld\src\com\njupt\yangmaohu\ImageIOHelper.java

     文件       2974  2016-12-12 14:32  PictureToWorld\src\com\njupt\yangmaohu\OCR.java

     文件       2892  2016-12-14 21:25  PictureToWorld\src\com\njupt\yangmaohu\PictureManage.java

     文件        721  2016-12-14 21:24  PictureToWorld\src\com\njupt\yangmaohu\TestOcr.java

     文件       3011  2016-12-14 21:25  PictureToWorld\xintu.jpg

     文件       3055  2016-12-14 21:25  PictureToWorld\yuantu.jpg

     目录          0  2016-12-14 10:36  PictureToWorld\bin\com\njupt\yangmaohu

     目录          0  2016-12-12 15:22  PictureToWorld\src\com\njupt\yangmaohu

     目录          0  2016-12-14 10:36  PictureToWorld\bin\com\njupt

     目录          0  2016-12-12 14:53  PictureToWorld\src\com\njupt

     目录          0  2016-12-14 10:36  PictureToWorld\bin\com

     目录          0  2016-12-12 14:53  PictureToWorld\src\com

     目录          0  2016-12-12 14:51  PictureToWorld\.settings

     目录          0  2016-12-14 10:36  PictureToWorld\bin

     目录          0  2016-12-12 16:14  PictureToWorld\libs

     目录          0  2016-12-12 14:53  PictureToWorld\src

     目录          0  2016-12-14 21:26  PictureToWorld

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