import java.awt.Color;

import java.awt.image.BufferedImage;

import java.io.File;

import java.io.IOException;

import javax.imageio.ImageIO;

public class AsciiPic

{

/**

* @param path

* 图片路径

*/

public static void createAsciiPic(final String path) {

final String base = "@#&$%*o!;.";// 字符串由复杂到简单

try {

final BufferedImage image = ImageIO.read(new File(path));

for (int y = 0; y < image.getHeight(); y += 2) {

for (int x = 0; x < image.getWidth(); x++) {

final int pixel = image.getRGB(x, y);

final int r = (pixel & 0xff0000) >> 16, g = (pixel & 0xff00) >> 8, b = pixel & 0xff;

final float gray = 0.299f * r + 0.578f * g + 0.114f * b;

final int index = Math.round(gray * (base.length() + 1) / 255);

System.out.print(index >= base.length() ? " " : String.valueOf(base.charAt(index)));

}

System.out.println();

}

} catch (final IOException e) {

e.printStackTrace();

}

}

public static String _BitmapConvert(String imgpath) {

StringBuffer _sb = new StringBuffer();

File imgfile = new File(imgpath);

char[] charset = { 'L', '5', '2', '0', 'q', ':', '*', '|', '.', ' ' };// 字符串由复杂到简单

try {

BufferedImage buff = ImageIO.read(imgfile);

int bitmapH = buff.getHeight();

int bitmapW = buff.getWidth();

for (int y = 0; y < bitmapH; y++) {

for (int x = 0; x < bitmapW; x++) {

int rgb = buff.getRGB(x, y);

Color c = new Color(rgb);

int cc = (c.getRed() + c.getGreen() + c.getBlue()) / 3;

_sb.append(charset[(int) ((cc * 10 - 1) / 255)]);

}

_sb.append("rn");

}

} catch (Exception e) {

}

return _sb.toString();

}

/**

* test

*

* @param args

*/

public static void main(final String[] args) {

String src = "C:xxx.jpg";

AsciiPic.createAsciiPic(src);

//System.out.println(_BitmapConvert(src));

}

}

原图与效果图

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