小工具DeTexturepacker

用texturepacker打包了素材，不小心把原来的素材丢掉了；或则打开了别人的apk，想用里面的素材做一些练习。针对这些场景，我写了个小工具分享给大家。

附录是个打包好的jar文件（需要java环境才能够运行），解压后目录中有3个文件，jar和两个素材。切换到目录，运行如下命令就可以把素材还原到result目录下：

java -jar DeTexturepacker.jar Common1

下面是工具的源代码：

package com.detp;import java.awt.Graphics;import java.awt.geom.AffineTransform;import java.awt.image.AffineTransformOp;import java.awt.image.BufferedImage;import java.io.BufferedReader;import java.io.File;import java.io.FileInputStream;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.util.ArrayList;import java.util.regex.Matcher;import java.util.regex.Pattern;import javax.imageio.ImageIO;public class Decoder {public static String pngname = "";public static String plistname = "";public static void main(String[] args) throws Exception {if(args.length==1) {pngname = args[0] + ".png";plistname = args[0] + ".plist";} else if(args.length==2) {for(String arg : args) {if(arg.contains("png")) {pngname = arg;} else if(arg.contains("plist")) {plistname = arg;}}} else {System.out.println("Usage: 1) DeTexturepacker name  2) DeTexturepacker name.plist name.png\n");return;}delImg();}private static void delImg() throws Exception {InputStream is =   new FileInputStream( pngname );BufferedImage image = ImageIO.read(is);File fold = new File("result");if(fold.exists()) {fold.delete();}fold.mkdir();ArrayList<Frame> frames = exactData().frames;for(Frame f : frames) {System.out.print(".");try {f.split(image, "result");}catch(Exception e) {System.err.print("===>" +f.toString());e.printStackTrace();}}System.out.println("Done!\n");}private static PlistData exactData() throws Exception {PlistData pd = new PlistData();String con = getContent();Pattern p = Pattern.compile("<key>frames</key>[^<]+<[^<]+(.+)");Matcher m = p.matcher(con);if(m.find()) {con = m.group(1);p = Pattern.compile("<key>([^<]+)<[^<]+<dict>(.*?)</dict>");m = p.matcher(con);Pattern pc = Pattern.compile("<key>([^<]+)</key>[^<]+<([^<]+)");while(m.find()) {if(m.group(1).equals("metadata")) {} else {Frame f = new Frame();pd.add(f);f.filename = m.group(1);Matcher mc = pc.matcher(m.group(2));while(mc.find()){f.set(mc.group(1), mc.group(2));}}}}return pd;}private static String getContent() throws IOException {InputStream is = new FileInputStream( plistname);BufferedReader reader = new BufferedReader(new InputStreamReader(is));String line;StringBuilder sb = new StringBuilder();while((line=reader.readLine())!=null) {sb.append(line);//System.out.println(line);}return sb.toString();}}class Frame {public String filename;public Rect frame, sourceColorRect;public Vec2 offset, size;public boolean rotated;public void set(String key, String val) {if(key.equals("frame")) {frame = new Rect(val);} else if(key.equals("offset")) {offset = new Vec2(val);} else if(key.equals("rotated")) {rotated = val.contains("true");} else if(key.equals("sourceColorRect")) {sourceColorRect = new Rect(val);} else if(key.equals("sourceSize")) {size = new Vec2(val);} }public void split(BufferedImage image, String root) throws IOException {if(filename.contains("/")) {String[] fs = filename.split("/");String ff = root;for(int i=0; i<fs.length-1; i++) {ff += "/" + fs[i];File mf = new File(ff);if(!mf.exists()) {mf.mkdir();}}}BufferedImage si = null;if(rotated) {si = rotateImg(image.getSubimage(frame.x1, frame.y1, frame.y2, frame.x2));} else {si = image.getSubimage(frame.x1, frame.y1, frame.x2, frame.y2);}si = changeSize(si);ImageIO.write(si, "png", new File(String.format("%s/%s", root, filename)));}private BufferedImage rotateImg(BufferedImage bufferedImage) {int width = bufferedImage.getWidth(), height = bufferedImage.getHeight();int max = width > height ? width : height;BufferedImage tmp = new BufferedImage(max, max, BufferedImage.TYPE_INT_ARGB);Graphics g = tmp.getGraphics();g.drawImage(bufferedImage, (max-width)/2, (max-height)/2, null); AffineTransform transform = new AffineTransform(); transform.rotate(-Math.PI/2, max/2, max/2); AffineTransformOp op = new AffineTransformOp(transform, AffineTransformOp.TYPE_BILINEAR); tmp = op.filter(tmp, null); try { tmp = tmp.getSubimage((max-height)/2, (max-width)/2, height, width);  }catch(Exception e) { tmp = tmp.getSubimage((max-height)/2, (max-width)/2, height-1, width-1);  System.err.println("Frame#rotateImg fix"); }  return tmp;}private BufferedImage changeSize(BufferedImage bufferedImage){BufferedImage tmp = new BufferedImage(size.x, size.y, BufferedImage.TYPE_INT_ARGB);Graphics g = tmp.getGraphics();int x = (size.x - bufferedImage.getWidth())/2 + offset.x;int y = (size.y - bufferedImage.getHeight())/2 - offset.y;g.drawImage(bufferedImage, x, y, null);return tmp;}public String toString() {return String.format("%s\tframe:%s, offset:%s, rotated:%s, sourceColorRect:%s, sourceSize:%s\n", filename, frame, offset, rotated?"true":"false", sourceColorRect, size);}}class PlistData {public ArrayList<Frame> frames = new ArrayList<Frame>();public void add(Frame f) {frames.add(f);}}class Vec2 {static Pattern p = Pattern.compile("(-?\\d+),(-?\\d+)");public int x, y;public Vec2(String val) {Matcher m = p.matcher(val);if(m.find()) {x = Integer.parseInt(m.group(1));y = Integer.parseInt(m.group(2));}else {System.err.println(val + " is not a Vec2!!");}}public Vec2(int _x, int _y) {x = _x;y = _y;}public String toString() {return "(" + x + "," + y + ")";}}class Rect {static Pattern p = Pattern.compile("(-?\\d+),(-?\\d+)[^\\d]+(-?\\d+),(-?\\d+)");public int x1,y1, x2, y2;public Rect(String val) {Matcher m = p.matcher(val);if(m.find()) {x1 = Integer.parseInt(m.group(1));y1 = Integer.parseInt(m.group(2));x2 = Integer.parseInt(m.group(3));y2 = Integer.parseInt(m.group(4));}else {System.err.println(val + " is not a Rect!!");}}public Rect(int _x1, int _y1,int _x2, int _y2) {x1 = _x1;y1 = _y1;x2 = _x2;y2 = _y2;}public String toString() {return String.format("((%d,%d),(%d,%d))", x1,y1, x2, y2);}}

工具下载地址：

http://download.csdn.net/detail/stalendp/6783755