java版本的圖集分割

atlasFilePath : 圖集配置文件

imageFilePath ：圖集文件

outPath ：輸出文件夾

圖片讀取

圖片裁剪

圖片存儲

StringUtil.parseInt:

public static int parseInt(String str){

return parseInt(str, 0);

}

public static int parseInt(String str, int defaultValue){

try{

return Integer.parseInt(str);

}catch (Exception e) {}

return defaultValue;

}

package com.xxx.xxx.xxx;

import com.xxx.xxx.xxx.StringUtil;

import javax.imageio.ImageIO;

import javax.imageio.ImageReadParam;

import javax.imageio.ImageReader;

import javax.imageio.stream.ImageInputStream;

import java.awt.*;

import java.awt.image.BufferedImage;

import java.io.BufferedReader;

import java.io.File;

import java.io.FileInputStream;

import java.io.InputStreamReader;

import java.util.Arrays;

import java.util.Iterator;

/**

* atlas 圖集文件分割

*/

public class AtlasImageSplite {

public static void main(String args[]) throws Exception{

String atlasFilePath = "/Users/xxx/xxx/xxxTexture.atlas";

String imageFilePath = "/Users/xxx/xxx/xxxTexture.png";

String outPath = "/Users/xxx/xxx/out/";

File outDir = new File(outPath);

if(!outDir.exists()){

outDir.mkdirs();

}

BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(atlasFilePath)));

String line = null;

int count = 0;

String name = null;

int x = 0;

int y = 0;

int w = 0;

int h = 0;

while(null != (line = br.readLine())){

count++;

if(1 == count) continue;;

if(line.startsWith("size:")) continue;

if(line.startsWith("format:")) continue;

if(line.startsWith("filter:")) continue;

if(line.startsWith("repeat:")) continue;

if(line.startsWith(" index")){

System.out.println("處理" + name);

FileInputStream is = null;

ImageInputStream iis = null;

BufferedImage bi = ImageIO.read(new File(imageFilePath));//讀取原始圖片

System.out.printf("%s:%d,%d,%d,%d\n",name, x, y, w, h);

BufferedImage subImage = bi.getSubimage(x, y, w, h);

ImageIO.write(subImage, "png", new File(outDir + File.separator + name + ".png")); //保存新圖片

continue;

}

if(line.startsWith(" xy:")){

line = line.replaceAll(" xy:","");

String par[] = line.split(",");

x = StringUtil.parseInt(par[0].trim());

y = StringUtil.parseInt(par[1].trim());

continue;

}

if(line.startsWith(" size:")){

line = line.replaceAll(" size:","");

String par[] = line.split(",");

w = StringUtil.parseInt(par[0].trim());

h = StringUtil.parseInt(par[1].trim());

continue;

}

if(line.startsWith(" ")) continue;

name = line.trim();

}

}

}

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