diff --git a/core/pom.xml b/core/pom.xml
index a451dc7..696b72b 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -100,11 +100,7 @@
             <version>${jsoup.version}</version>
         </dependency>
 
-        <dependency>
-            <groupId>ar.com.hjg</groupId>
-            <artifactId>pngj</artifactId>
-            <version>2.1.0</version>
-        </dependency>
+
     </dependencies>
     <build>
         <finalName>core</finalName>
diff --git a/core/src/main/java/org/pqh/gif/PixivUtil.java b/core/src/main/java/org/pqh/gif/PixivUtil.java
index 33c6e6d..b5419ce 100644
--- a/core/src/main/java/org/pqh/gif/PixivUtil.java
+++ b/core/src/main/java/org/pqh/gif/PixivUtil.java
@@ -17,6 +17,7 @@ import java.awt.image.BufferedImage;
 import java.io.*;
 import java.util.Enumeration;
 import java.util.List;
+import java.util.concurrent.TimeUnit;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipFile;
 
@@ -31,9 +32,9 @@ public class PixivUtil implements LogManger{
     private static final String baseUrl="https://www.pixiv.net/member_illust.php?mode=medium&illust_id=";
     private static final int buffer=10240;
 
-    private static String phpsessid;
-
+    private static final String imgPath="tmp/images/";
 
+    private static final String gifPath=imgPath+"gif/";
     /**
      * 合成动图
      * @param illust_id
@@ -45,6 +46,7 @@ public class PixivUtil implements LogManger{
         BufferedOutputStream bos = null;
         ZipFile zipFile = null;
         String imageUrl=baseUrl+illust_id;
+        String path=null;
         try {
             log.info("图片链接："+imageUrl);
             Connection.Response response=Jsoup.connect(imageUrl).cookie("PHPSESSID",phpsessid).execute();
@@ -74,7 +76,7 @@ public class PixivUtil implements LogManger{
                     log.info("开始解压");
 
                     long a = System.currentTimeMillis();
-                    String path = file.getAbsolutePath().replace(".zip", "");
+                    path = file.getAbsolutePath().replace(".zip", "");
                     while (entrys.hasMoreElements()) {
                         ZipEntry zipEntry = (ZipEntry) entrys.nextElement();
                         is = zipFile.getInputStream(zipEntry);
@@ -90,6 +92,7 @@ public class PixivUtil implements LogManger{
                             bos.write(buf, 0, count);
                         }
 
+                        ImageIO.write(ImageIO.read(imgFile),"png",new File(imgPath.replace("jpg","png")));
                     }
 
                     int length = new File(path).listFiles().length;
@@ -123,6 +126,7 @@ public class PixivUtil implements LogManger{
                 if(zipFile != null){
                     zipFile.close();
                 }
+
             } catch (IOException e) {
                 log.error(e);
             }
@@ -136,7 +140,7 @@ public class PixivUtil implements LogManger{
         Connection.Response response = connection.execute();
         log.info("图片资源体积：" + response.header("content-length"));
         String zipName = src.substring(src.lastIndexOf("/") + 1);
-        File file = new File("tmp/images/" + zipName);
+        File file = new File(imgPath + zipName);
         FileUtils.writeByteArrayToFile(file, response.bodyAsBytes());
         log.info("图片资源下载到：" + file.getAbsolutePath());
         return file;
@@ -149,16 +153,18 @@ public class PixivUtil implements LogManger{
      */
     public static void jpgToGif(String gifName,String jpgPath,JsonNode node){
         AnimatedGifEncoder animatedGifEncoder=new AnimatedGifEncoder();
-
         OutputStream outputStream= null;
         InputStream inputStream=null;
         File file=new File(jpgPath);
-        File gifFile=new File(jpgPath+"/"+gifName+".gif");
-        if(gifFile.exists()){
-            gifFile.delete();
+        File gifDir=new File(gifPath);
+        if(!gifDir.exists()){
+            gifDir.mkdir();
         }
+        File gifFile=new File(gifPath+gifName+".gif");
+
         log.info("动图将生成到"+gifFile.getAbsolutePath());
         try {
+            gifFile.createNewFile();
             outputStream = new FileOutputStream(gifFile);
             animatedGifEncoder.start(outputStream);
             //数组转集合
@@ -181,6 +187,7 @@ public class PixivUtil implements LogManger{
             animatedGifEncoder.finish();
             long b=System.currentTimeMillis();
             log.info("合成"+fileList.size()+"帧花费时间"+(b-a)+"ms");
+
         } catch (FileNotFoundException e) {
             e.printStackTrace();
         } catch (IOException e) {
@@ -193,10 +200,17 @@ public class PixivUtil implements LogManger{
                 if(inputStream!=null){
                     inputStream.close();
                 }
+
+                while (!FileUtils.deleteQuietly(file)){
+                    TimeUnit.SECONDS.sleep(1);
+                }
             } catch (IOException e) {
                 e.printStackTrace();
+            } catch (InterruptedException e) {
+                e.printStackTrace();
             }
         }
+
         if (gifFile.exists()) {
             try {
                 Desktop.getDesktop().open(gifFile);