diff --git a/Aria/src/main/java/com/arialyy/aria/core/AriaManager.java b/Aria/src/main/java/com/arialyy/aria/core/AriaManager.java
index 7614de93..8cc3c948 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/AriaManager.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/AriaManager.java
@@ -50,6 +50,7 @@ import com.arialyy.aria.orm.DelegateWrapper;
 import com.arialyy.aria.util.ALog;
 import com.arialyy.aria.util.AriaCrashHandler;
 import com.arialyy.aria.util.CommonUtil;
+import com.arialyy.aria.util.RecordUtil;
 import java.io.File;
 import java.io.IOException;
 import java.util.ArrayList;
@@ -294,13 +295,13 @@ import org.xml.sax.SAXException;
   public void delRecord(int type, String key, boolean removeFile) {
     switch (type) {
       case 1: // 删除普通任务记录
-        CommonUtil.delTaskRecord(key, RecordHandler.TYPE_DOWNLOAD, removeFile, true);
+        RecordUtil.delTaskRecord(key, RecordHandler.TYPE_DOWNLOAD, removeFile, true);
         break;
       case 2:
-        CommonUtil.delGroupTaskRecord(key, removeFile);
+        RecordUtil.delGroupTaskRecord(key, removeFile);
         break;
       case 3:
-        CommonUtil.delTaskRecord(key, RecordHandler.TYPE_UPLOAD);
+        RecordUtil.delTaskRecord(key, RecordHandler.TYPE_UPLOAD);
         break;
     }
   }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/common/AbsFileer.java b/Aria/src/main/java/com/arialyy/aria/core/common/AbsFileer.java
index 71383ce9..0495d62c 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/common/AbsFileer.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/common/AbsFileer.java
@@ -17,7 +17,6 @@ package com.arialyy.aria.core.common;
 
 import android.content.Context;
 import android.os.Looper;
-import android.util.SparseArray;
 import com.arialyy.aria.core.AriaManager;
 import com.arialyy.aria.core.inf.AbsNormalEntity;
 import com.arialyy.aria.core.inf.AbsTaskWrapper;
@@ -26,6 +25,8 @@ import com.arialyy.aria.core.manager.ThreadTaskManager;
 import com.arialyy.aria.util.ALog;
 import com.arialyy.aria.util.CommonUtil;
 import java.io.File;
+import java.util.HashMap;
+import java.util.Map;
 import java.util.concurrent.ScheduledThreadPoolExecutor;
 import java.util.concurrent.TimeUnit;
 
@@ -42,7 +43,7 @@ public abstract class AbsFileer<ENTITY extends AbsNormalEntity, TASK_WRAPPER ext
   protected Context mContext;
   protected File mTempFile; //文件
 
-  private SparseArray<AbsThreadTask> mTask = new SparseArray<>();
+  private Map<Integer, AbsThreadTask> mTask = new HashMap<>();
   private ScheduledThreadPoolExecutor mTimer;
 
   /**
@@ -68,6 +69,11 @@ public abstract class AbsFileer<ENTITY extends AbsNormalEntity, TASK_WRAPPER ext
    */
   protected abstract void handleTask();
 
+  /**
+   * 设置最大下载速度
+   */
+  protected abstract void setMaxSpeed(int maxSpeed);
+
   public String getKey() {
     return mTaskWrapper.getKey();
   }
@@ -76,7 +82,7 @@ public abstract class AbsFileer<ENTITY extends AbsNormalEntity, TASK_WRAPPER ext
     return mEntity;
   }
 
-  public SparseArray<AbsThreadTask> getTaskList() {
+  public Map<Integer, AbsThreadTask> getTaskList() {
     return mTask;
   }
 
@@ -86,8 +92,7 @@ public abstract class AbsFileer<ENTITY extends AbsNormalEntity, TASK_WRAPPER ext
   private void resetState() {
     closeTimer();
     if (mTask != null && mTask.size() != 0) {
-      for (int i = 0; i < mTask.size(); i++) {
-        AbsThreadTask task = mTask.get(i);
+      for (AbsThreadTask task : mTask.values()) {
         if (task != null) {
           task.breakTask();
         }
@@ -203,24 +208,28 @@ public abstract class AbsFileer<ENTITY extends AbsNormalEntity, TASK_WRAPPER ext
     }
     closeTimer();
     isCancel = true;
-    for (int i = 0; i < mTask.size(); i++) {
-      AbsThreadTask task = mTask.get(i);
-      if (task != null) {
+    onCancel();
+    for (AbsThreadTask task : mTask.values()) {
+      if (task != null && !task.isThreadComplete()) {
         task.cancel();
       }
     }
     ThreadTaskManager.getInstance().removeTaskThread(mTaskWrapper.getKey());
   }
 
+  protected void onCancel() {
+
+  }
+
   public synchronized void stop() {
     if (isStop) {
       return;
     }
     closeTimer();
     isStop = true;
+    onStop();
     if (mStateManager.isComplete()) return;
-    for (int i = 0; i < mTask.size(); i++) {
-      AbsThreadTask task = mTask.get(i);
+    for (AbsThreadTask task : mTask.values()) {
       if (task != null && !task.isThreadComplete()) {
         task.stop();
       }
@@ -228,6 +237,10 @@ public abstract class AbsFileer<ENTITY extends AbsNormalEntity, TASK_WRAPPER ext
     ThreadTaskManager.getInstance().removeTaskThread(mTaskWrapper.getKey());
   }
 
+  protected void onStop() {
+
+  }
+
   /**
    * 直接调用的时候会自动启动线程执行
    */
diff --git a/Aria/src/main/java/com/arialyy/aria/core/common/AbsThreadTask.java b/Aria/src/main/java/com/arialyy/aria/core/common/AbsThreadTask.java
index f1b83f6d..d774a85d 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/common/AbsThreadTask.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/common/AbsThreadTask.java
@@ -160,13 +160,13 @@ public abstract class AbsThreadTask<ENTITY extends AbsNormalEntity, TASK_WRAPPER
   protected abstract BaseTaskConfig getTaskConfig();
 
   /**
-   * 设置最大下载速度
+   * 设置当前线程最大下载速度
    *
    * @param speed 单位为：kb
    */
   public void setMaxSpeed(int speed) {
     if (mSpeedBandUtil != null) {
-      mSpeedBandUtil.setMaxRate(speed / mConfig.startThreadNum);
+      mSpeedBandUtil.setMaxRate(speed);
     }
   }
 
@@ -252,18 +252,20 @@ public abstract class AbsThreadTask<ENTITY extends AbsNormalEntity, TASK_WRAPPER
    * 停止任务
    */
   public void stop() {
-    synchronized (AriaManager.LOCK) {
-      isStop = true;
+    isStop = true;
+    sendState(IThreadState.STATE_STOP, null);
+    if (mTaskWrapper.getRequestType() == ITaskWrapper.M3U8_FILE) {
+      writeConfig(false, getConfig().tempFile.length());
+      ALog.i(TAG, String.format("任务【%s】已停止", getFileName()));
+    } else {
       if (mTaskWrapper.isSupportBP()) {
         final long stopLocation = mChildCurrentLocation;
-        sendState(IThreadState.STATE_STOP, null);
         ALog.d(TAG,
             String.format("任务【%s】thread__%s__停止【当前线程停止位置：%s】", getFileName(),
                 mRecord.threadId, stopLocation));
         writeConfig(false, stopLocation);
       } else {
         ALog.i(TAG, String.format("任务【%s】已停止", getFileName()));
-        sendState(IThreadState.STATE_STOP, null);
       }
     }
   }
@@ -302,12 +304,10 @@ public abstract class AbsThreadTask<ENTITY extends AbsNormalEntity, TASK_WRAPPER
    * 取消任务
    */
   public void cancel() {
-    synchronized (AriaManager.LOCK) {
-      isCancel = true;
-      sendState(IThreadState.STATE_CANCEL, null);
-      ALog.d(TAG,
-          String.format("任务【%s】thread__%s__取消", getFileName(), mRecord.threadId));
-    }
+    isCancel = true;
+    sendState(IThreadState.STATE_CANCEL, null);
+    ALog.d(TAG,
+        String.format("任务【%s】thread__%s__取消", getFileName(), mRecord.threadId));
   }
 
   /**
diff --git a/Aria/src/main/java/com/arialyy/aria/core/common/BaseListener.java b/Aria/src/main/java/com/arialyy/aria/core/common/BaseListener.java
index 230243d5..59bae5cb 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/common/BaseListener.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/common/BaseListener.java
@@ -23,6 +23,7 @@ import com.arialyy.aria.core.inf.AbsTask;
 import com.arialyy.aria.core.inf.AbsTaskWrapper;
 import com.arialyy.aria.core.inf.IEntity;
 import com.arialyy.aria.core.inf.IEventListener;
+import com.arialyy.aria.core.inf.ITaskWrapper;
 import com.arialyy.aria.core.inf.TaskSchedulerType;
 import com.arialyy.aria.core.scheduler.ISchedulers;
 import com.arialyy.aria.core.upload.UploadEntity;
@@ -30,6 +31,7 @@ import com.arialyy.aria.exception.BaseException;
 import com.arialyy.aria.util.ALog;
 import com.arialyy.aria.util.CommonUtil;
 import com.arialyy.aria.util.ErrorHelp;
+import com.arialyy.aria.util.RecordUtil;
 import java.lang.ref.WeakReference;
 
 public abstract class BaseListener<ENTITY extends AbsEntity, TASK_WRAPPER extends AbsTaskWrapper<ENTITY>,
@@ -139,8 +141,10 @@ public abstract class BaseListener<ENTITY extends AbsEntity, TASK_WRAPPER extend
     }
     mEntity.setSpeed(speed < 0 ? 0 : speed);
 
-    mEntity.setPercent((int) (mEntity.getFileSize() <= 0 ? 0
-        : mEntity.getCurrentProgress() * 100 / mEntity.getFileSize()));
+    if (mTaskWrapper.getRequestType() != ITaskWrapper.M3U8_FILE) {
+      mEntity.setPercent((int) (mEntity.getFileSize() <= 0 ? 0
+          : mEntity.getCurrentProgress() * 100 / mEntity.getFileSize()));
+    }
   }
 
   /**
@@ -154,11 +158,11 @@ public abstract class BaseListener<ENTITY extends AbsEntity, TASK_WRAPPER extend
     handleSpeed(0);
     ALog.i(TAG, String.format("任务【%s】完成，将删除线程任务记录", mEntity.getKey()));
     if (mEntity instanceof DownloadGroupEntity) {
-      CommonUtil.delGroupTaskRecord((DownloadGroupEntity) mEntity, false, false);
+      RecordUtil.delGroupTaskRecord((DownloadGroupEntity) mEntity, false, false);
     } else if (mEntity instanceof DownloadEntity) {
-      CommonUtil.delTaskRecord(mEntity.getKey(), RecordHandler.TYPE_DOWNLOAD, false, false);
+      RecordUtil.delTaskRecord(mEntity.getKey(), RecordHandler.TYPE_DOWNLOAD, false, false);
     } else if (mEntity instanceof UploadEntity) {
-      CommonUtil.delTaskRecord(mEntity.getKey(), RecordHandler.TYPE_UPLOAD, false, false);
+      RecordUtil.delTaskRecord(mEntity.getKey(), RecordHandler.TYPE_UPLOAD, false, false);
     }
   }
 
diff --git a/Aria/src/main/java/com/arialyy/aria/core/common/NormalFileer.java b/Aria/src/main/java/com/arialyy/aria/core/common/NormalFileer.java
index 6ce24cc6..936c1e7f 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/common/NormalFileer.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/common/NormalFileer.java
@@ -30,6 +30,7 @@ public abstract class NormalFileer<ENTITY extends AbsNormalEntity, TASK_WRAPPER
   private ThreadStateManager mStateManager;
   private Handler mStateHandler;
   protected int mTotalThreadNum; //总线程数
+  private int mStartThreadNum; //启动的线程数
 
   protected NormalFileer(IEventListener listener, TASK_WRAPPER wrapper) {
     super(listener, wrapper);
@@ -52,11 +53,11 @@ public abstract class NormalFileer<ENTITY extends AbsNormalEntity, TASK_WRAPPER
    *
    * @param maxSpeed 单位为：kb
    */
+  @Override
   public void setMaxSpeed(int maxSpeed) {
-    for (int i = 0; i < mTotalThreadNum; i++) {
-      AbsThreadTask task = getTaskList().get(i);
-      if (task != null) {
-        task.setMaxSpeed(maxSpeed);
+    for (AbsThreadTask task : getTaskList().values()) {
+      if (task != null && mStartThreadNum > 0) {
+        task.setMaxSpeed(maxSpeed / mStartThreadNum);
       }
     }
   }
@@ -112,10 +113,9 @@ public abstract class NormalFileer<ENTITY extends AbsNormalEntity, TASK_WRAPPER
       return;
     }
 
-    int startNum = mRecord.threadNum;
     for (ThreadRecord tr : mRecord.threadRecords) {
       if (!tr.isComplete) {
-        startNum++;
+        mStartThreadNum++;
       }
     }
 
@@ -143,7 +143,7 @@ public abstract class NormalFileer<ENTITY extends AbsNormalEntity, TASK_WRAPPER
       }
       ALog.d(TAG, String.format("任务【%s】线程__%s__恢复任务", mEntity.getFileName(), i));
 
-      AbsThreadTask task = createSingThreadTask(tr, startNum);
+      AbsThreadTask task = createSingThreadTask(tr, mStartThreadNum);
       if (task == null) return;
       getTaskList().put(tr.threadId, task);
     }
@@ -168,8 +168,8 @@ public abstract class NormalFileer<ENTITY extends AbsNormalEntity, TASK_WRAPPER
     } else {
       mListener.onStart(mStateManager.getCurrentProgress());
     }
-    for (int i = 0; i < getTaskList().size(); i++) {
-      ThreadTaskManager.getInstance().startThread(mTaskWrapper.getKey(), getTaskList().get(i));
+    for (AbsThreadTask task : getTaskList().values()) {
+      ThreadTaskManager.getInstance().startThread(mTaskWrapper.getKey(), task);
     }
   }
 
diff --git a/Aria/src/main/java/com/arialyy/aria/core/common/RecordHandler.java b/Aria/src/main/java/com/arialyy/aria/core/common/RecordHandler.java
index a9bae7c5..d8197f72 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/common/RecordHandler.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/common/RecordHandler.java
@@ -27,6 +27,7 @@ import com.arialyy.aria.orm.DbEntity;
 import com.arialyy.aria.util.ALog;
 import com.arialyy.aria.util.CommonUtil;
 import com.arialyy.aria.util.DbDataHelper;
+import com.arialyy.aria.util.RecordUtil;
 import java.io.File;
 import java.util.ArrayList;
 import java.util.HashSet;
@@ -42,6 +43,7 @@ public class RecordHandler {
 
   public static final int TYPE_DOWNLOAD = 1;
   public static final int TYPE_UPLOAD = 2;
+  public static final int TYPE_M3U8_FILE = 3;
 
   private static final String STATE = "_state_";
   private static final String RECORD = "_record_";
@@ -113,6 +115,7 @@ public class RecordHandler {
     DTaskWrapper wrapper = (DTaskWrapper) mTaskWrapper;
     String cacheDir = wrapper.asM3U8().getCacheDir();
     long currentProgress = 0;
+    int completeNum = 0;
     for (ThreadRecord record : mRecord.threadRecords) {
       File temp = new File(M3U8FileLoader.getTsFilePath(cacheDir, record.threadId));
       if (!record.isComplete) {
@@ -120,17 +123,19 @@ public class RecordHandler {
           temp.delete();
         }
         record.startLocation = 0;
-        ALog.d(TAG, String.format("分片【%s】未完成，将重新下载该分片", record.threadId));
+        //ALog.d(TAG, String.format("分片【%s】未完成，将重新下载该分片", record.threadId));
       } else {
         if (!temp.exists()) {
           record.startLocation = 0;
           record.isComplete = false;
           ALog.w(TAG, String.format("分片【%s】不存在，将重新下载该分片", record.threadId));
         } else {
+          completeNum++;
           currentProgress += temp.length();
         }
       }
     }
+    wrapper.asM3U8().setCompleteNum(completeNum);
     wrapper.getEntity().setCurrentProgress(currentProgress);
   }
 
@@ -318,7 +323,7 @@ public class RecordHandler {
           endL = mEntity.getFileSize();
         }
         tr.endLocation = endL;
-        tr.blockLen = CommonUtil.getBlockLen(mEntity.getFileSize(), i, mRecord.threadNum);
+        tr.blockLen = RecordUtil.getBlockLen(mEntity.getFileSize(), i, mRecord.threadNum);
       }
       mRecord.threadRecords.add(tr);
     }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/BaseDListener.java b/Aria/src/main/java/com/arialyy/aria/core/download/BaseDListener.java
index 7fda65ac..6634bf9b 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/BaseDListener.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/BaseDListener.java
@@ -24,6 +24,7 @@ import com.arialyy.aria.core.inf.IEntity;
 import com.arialyy.aria.core.inf.TaskSchedulerType;
 import com.arialyy.aria.core.scheduler.ISchedulers;
 import com.arialyy.aria.util.CommonUtil;
+import com.arialyy.aria.util.RecordUtil;
 
 /**
  * 下载监听类
@@ -55,10 +56,10 @@ public class BaseDListener extends BaseListener<DownloadEntity, DTaskWrapper, Do
     if (sType == TaskSchedulerType.TYPE_CANCEL_AND_NOT_NOTIFY) {
       mEntity.setComplete(false);
       mEntity.setState(IEntity.STATE_WAIT);
-      CommonUtil.delTaskRecord(mEntity.getFilePath(), RecordHandler.TYPE_DOWNLOAD,
+      RecordUtil.delTaskRecord(mEntity.getFilePath(), RecordHandler.TYPE_DOWNLOAD,
           mTaskWrapper.isRemoveFile(), false);
     } else {
-      CommonUtil.delTaskRecord(mEntity.getFilePath(), RecordHandler.TYPE_DOWNLOAD,
+      RecordUtil.delTaskRecord(mEntity.getFilePath(), RecordHandler.TYPE_DOWNLOAD,
           mTaskWrapper.isRemoveFile(), true);
     }
   }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/DNormalConfigHandler.java b/Aria/src/main/java/com/arialyy/aria/core/download/DNormalConfigHandler.java
index e8aea597..1b790fa4 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/DNormalConfigHandler.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/DNormalConfigHandler.java
@@ -25,7 +25,7 @@ import com.arialyy.aria.core.queue.DownloadTaskQueue;
 import com.arialyy.aria.orm.DbEntity;
 import com.arialyy.aria.util.ALog;
 import com.arialyy.aria.util.CheckUtil;
-import com.arialyy.aria.util.CommonUtil;
+import com.arialyy.aria.util.RecordUtil;
 import java.io.File;
 
 /**
@@ -102,13 +102,31 @@ class DNormalConfigHandler<TARGET extends AbsDTarget> implements IConfigHandler
     if (b) {
       mEntity.save();
     }
-    if (mTarget.getTaskWrapper().getRequestType() == ITaskWrapper.M3U8_FILE
-        && mEntity.getFileSize() == 0) {
-      ALog.e(TAG, "由于m3u8协议的特殊性质，你需要设置文件长度才能获取到正确的下载进度百分比。设置方法：asM3U8().setFileSize(xxx)");
+    if (mTarget.getTaskWrapper().getRequestType() == ITaskWrapper.M3U8_FILE) {
+      checkM3u8();
     }
     return b;
   }
 
+  private void checkM3u8() {
+    File file = new File(mTempFilePath);
+    DTaskWrapper wrapper = (DTaskWrapper) mTarget.getTaskWrapper();
+    if (wrapper.getRequestType() == ITaskWrapper.M3U8_FILE) {
+      // 缓存文件夹格式：问文件夹/.文件名_码率
+      wrapper.asM3U8()
+          .setCacheDir(String.format("%s/.%s_%s", file.getPath(), file.getName(),
+              wrapper.asM3U8().getBandWidth()));
+    }
+    if (mEntity.getFileSize() == 0) {
+      ALog.w(TAG, "由于m3u8协议的特殊性质，无法获取到正确到文件长度，因此你需要自行设置文件大小：asM3U8().setFileSize(xxx)");
+    }
+
+    if (wrapper.asM3U8().getBandWidthUrlConverter() != null
+        && wrapper.asM3U8().getBandWidth() == 0) {
+      ALog.w(TAG, "你已经设置了码率url转换器，但是没有设置码率，Aria框架将采用第一个获取到的码率");
+    }
+  }
+
   @Override public boolean checkFilePath() {
     String filePath = mTempFilePath;
     if (TextUtils.isEmpty(filePath)) {
@@ -120,7 +138,8 @@ class DNormalConfigHandler<TARGET extends AbsDTarget> implements IConfigHandler
     }
     File file = new File(filePath);
     if (file.isDirectory()) {
-      if (mTarget.getTargetType() == ITargetHandler.D_HTTP) {
+      if (mTarget.getTargetType() == ITargetHandler.D_HTTP
+          || mTarget.getTaskWrapper().getRequestType() == ITaskWrapper.M3U8_FILE) {
         ALog.e(TAG,
             String.format("下载失败，保存路径【%s】不能为文件夹，路径需要是完整的文件路径，如：/mnt/sdcard/game.zip", filePath));
         return false;
@@ -143,13 +162,13 @@ class DNormalConfigHandler<TARGET extends AbsDTarget> implements IConfigHandler
           return false;
         } else {
           ALog.w(TAG, String.format("保存路径【%s】已经被其它任务占用，当前任务将覆盖该路径的文件", filePath));
-          CommonUtil.delTaskRecord(filePath, RecordHandler.TYPE_DOWNLOAD);
+          RecordUtil.delTaskRecord(filePath, RecordHandler.TYPE_DOWNLOAD);
           mTarget.setTaskWrapper(
               TaskWrapperManager.getInstance()
                   .getHttpTaskWrapper(DTaskWrapper.class, mUrl));
         }
       }
-      File oldFile = new File(mEntity.getDownloadPath());
+      File oldFile = new File(mEntity.getFilePath());
       File newFile = new File(filePath);
       mEntity.setFilePath(filePath);
       mEntity.setFileName(newFile.getName());
@@ -159,11 +178,11 @@ class DNormalConfigHandler<TARGET extends AbsDTarget> implements IConfigHandler
       }
       if (oldFile.exists()) {
         // 处理普通任务的重命名
-        CommonUtil.modifyTaskRecord(oldFile.getPath(), newFile.getPath());
+        RecordUtil.modifyTaskRecord(oldFile.getPath(), newFile.getPath());
         ALog.i(TAG, String.format("将任务重命名为：%s", newFile.getName()));
-      } else if (CommonUtil.blockTaskExists(oldFile.getPath())) {
+      } else if (RecordUtil.blockTaskExists(oldFile.getPath())) {
         // 处理分块任务的重命名
-        CommonUtil.modifyTaskRecord(oldFile.getPath(), newFile.getPath());
+        RecordUtil.modifyTaskRecord(oldFile.getPath(), newFile.getPath());
         ALog.i(TAG, String.format("将分块任务重命名为：%s", newFile.getName()));
       }
     }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/DownloadGroupListener.java b/Aria/src/main/java/com/arialyy/aria/core/download/DownloadGroupListener.java
index fa500758..c9f039bf 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/DownloadGroupListener.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/DownloadGroupListener.java
@@ -24,11 +24,11 @@ import com.arialyy.aria.core.inf.GroupSendParams;
 import com.arialyy.aria.core.inf.IEntity;
 import com.arialyy.aria.core.inf.TaskSchedulerType;
 import com.arialyy.aria.core.scheduler.ISchedulers;
-import com.arialyy.aria.core.upload.UploadEntity;
 import com.arialyy.aria.exception.BaseException;
 import com.arialyy.aria.util.ALog;
 import com.arialyy.aria.util.CommonUtil;
 import com.arialyy.aria.util.ErrorHelp;
+import com.arialyy.aria.util.RecordUtil;
 
 /**
  * Created by Aria.Lao on 2017/7/20. 任务组下载事件
@@ -117,7 +117,7 @@ class DownloadGroupListener
       subEntity.setConvertSpeed("0kb/s");
       subEntity.setSpeed(0);
       ALog.i(TAG, String.format("任务【%s】完成，将删除线程任务记录", mEntity.getKey()));
-      CommonUtil.delTaskRecord(subEntity.getKey(), RecordHandler.TYPE_DOWNLOAD, false, false);
+      RecordUtil.delTaskRecord(subEntity.getKey(), RecordHandler.TYPE_DOWNLOAD, false, false);
     }
     subEntity.update();
   }
@@ -156,9 +156,9 @@ class DownloadGroupListener
     if (sType == TaskSchedulerType.TYPE_CANCEL_AND_NOT_NOTIFY) {
       mEntity.setComplete(false);
       mEntity.setState(IEntity.STATE_WAIT);
-      CommonUtil.delGroupTaskRecord(mEntity, mTaskWrapper.isRemoveFile(), false);
+      RecordUtil.delGroupTaskRecord(mEntity, mTaskWrapper.isRemoveFile(), false);
     } else {
-      CommonUtil.delGroupTaskRecord(mEntity, mTaskWrapper.isRemoveFile(), true);
+      RecordUtil.delGroupTaskRecord(mEntity, mTaskWrapper.isRemoveFile(), true);
     }
   }
 }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/HttpGroupConfigHandler.java b/Aria/src/main/java/com/arialyy/aria/core/download/HttpGroupConfigHandler.java
index b182a875..da0cf677 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/HttpGroupConfigHandler.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/HttpGroupConfigHandler.java
@@ -21,6 +21,7 @@ import com.arialyy.aria.core.common.RequestEnum;
 import com.arialyy.aria.orm.DbEntity;
 import com.arialyy.aria.util.ALog;
 import com.arialyy.aria.util.CommonUtil;
+import com.arialyy.aria.util.RecordUtil;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.HashSet;
@@ -161,8 +162,8 @@ class HttpGroupConfigHandler extends AbsGroupConfigHandler<DownloadGroupTarget>
             return;
           }
 
-          CommonUtil.modifyTaskRecord(oldPath, newPath);
-          entity.setDownloadPath(newPath);
+          RecordUtil.modifyTaskRecord(oldPath, newPath);
+          entity.setFilePath(newPath);
           entity.setFileName(newName);
         }
       }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/downloader/HttpFileInfoThread.java b/Aria/src/main/java/com/arialyy/aria/core/download/downloader/HttpFileInfoThread.java
index d1a12d31..65846191 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/downloader/HttpFileInfoThread.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/downloader/HttpFileInfoThread.java
@@ -32,6 +32,7 @@ import com.arialyy.aria.exception.TaskException;
 import com.arialyy.aria.util.ALog;
 import com.arialyy.aria.util.CheckUtil;
 import com.arialyy.aria.util.CommonUtil;
+import com.arialyy.aria.util.RecordUtil;
 import java.io.BufferedReader;
 import java.io.File;
 import java.io.IOException;
@@ -280,7 +281,7 @@ public class HttpFileInfoThread implements Runnable {
     }
     mEntity.setFileName(newName);
     mEntity.setFilePath(newPath);
-    CommonUtil.modifyTaskRecord(oldFile.getPath(), newPath);
+    RecordUtil.modifyTaskRecord(oldFile.getPath(), newPath);
   }
 
   /**
@@ -303,6 +304,7 @@ public class HttpFileInfoThread implements Runnable {
     mEntity.setRedirect(true);
     mEntity.setRedirectUrl(newUrl);
     String cookies = conn.getHeaderField("Set-Cookie");
+    conn.disconnect();
     URL url = ConnectionHelp.handleUrl(newUrl, mTaskDelegate);
     conn = ConnectionHelp.handleConnection(url, mTaskDelegate);
     ConnectionHelp.setConnectParam(mTaskDelegate, conn);
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/IBandWidthUrlConverter.java b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/IBandWidthUrlConverter.java
new file mode 100644
index 00000000..ffbde948
--- /dev/null
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/IBandWidthUrlConverter.java
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.arialyy.aria.core.download.m3u8;
+
+/**
+ * M3U8 bandWidth 码率url转换器，对于某些服务器，返回的ts地址可以是相对地址，也可能是处理过的，
+ * 对于这种情况，你需要使用url转换器将地址转换为可正常访问的http地址
+ */
+public interface IBandWidthUrlConverter {
+
+  /**
+   * 转换码率地址为可用的http地址，对于某些服务器，返回的切片信息有可能是相对地址，也可能是处理过的，
+   * 对于这种情况，你需要使用url转换器将地址转换为可正常访问的http地址
+   *
+   * @param bandWidthUrl 原始码率地址
+   * @return 可正常访问的http地址
+   */
+  String convert(String bandWidthUrl);
+}
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/ITsMergeHandler.java b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/ITsMergeHandler.java
new file mode 100644
index 00000000..357e5f79
--- /dev/null
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/ITsMergeHandler.java
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.arialyy.aria.core.download.m3u8;
+
+import java.util.List;
+
+/**
+ * Ts文件合并处理，如果你希望使用自行处理ts文件的合并，你可以实现该接口
+ */
+public interface ITsMergeHandler {
+
+  /**
+   * 合并ts文件
+   *
+   * @param tsPath ts文件列表
+   * @return {@code true} 合并成功
+   */
+  boolean merge(List<String> tsPath);
+}
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/IM3U8UrlExtInfHandler.java b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/ITsUrlConverter.java
similarity index 72%
rename from Aria/src/main/java/com/arialyy/aria/core/download/m3u8/IM3U8UrlExtInfHandler.java
rename to Aria/src/main/java/com/arialyy/aria/core/download/m3u8/ITsUrlConverter.java
index ee29d810..f073e5f8 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/IM3U8UrlExtInfHandler.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/ITsUrlConverter.java
@@ -18,15 +18,17 @@ package com.arialyy.aria.core.download.m3u8;
 import java.util.List;
 
 /**
- * M3U8 #EXTINF 信息处理器
+ * M3U8 ts 文件url转换器，对于某些服务器，返回的ts地址可以是相对地址，也可能是处理过的
+ * 对于这种情况，你需要使用url转换器将地址转换为可正常访问的http地址
  */
-public interface IM3U8UrlExtInfHandler {
+public interface ITsUrlConverter {
 
   /**
    * 处理#EXTINF信息，对于某些服务器，返回的切片信息有可能是相对地址，因此，你需要自行转换为可下载http连接
    *
-   * @param extInf #EXTINF 切片信息列表
+   * @param m3u8Url m3u8文件下载地址
+   * @param tsUrls ts文件下载地址
    * @return 根据切片信息转换后的http连接列表，如果你的切片信息是可以直接下载的http连接，直接返回extInf便可
    */
-  List<String> handler(List<String> extInf);
+  List<String> convert(String m3u8Url, List<String> tsUrls);
 }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8Delegate.java b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8Delegate.java
index e727617b..69f12afc 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8Delegate.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8Delegate.java
@@ -17,11 +17,9 @@ package com.arialyy.aria.core.download.m3u8;
 
 import com.arialyy.aria.core.common.BaseDelegate;
 import com.arialyy.aria.core.download.DTaskWrapper;
-import com.arialyy.aria.core.download.DownloadEntity;
 import com.arialyy.aria.core.inf.AbsTarget;
 import com.arialyy.aria.core.inf.AbsTaskWrapper;
 import com.arialyy.aria.util.ALog;
-import java.io.File;
 
 /**
  * m3u8 委托
@@ -33,15 +31,29 @@ public class M3U8Delegate<TARGET extends AbsTarget> extends BaseDelegate<TARGET>
     super(target);
     mTaskWrapper = (DTaskWrapper) mTarget.getTaskWrapper();
     mTaskWrapper.setRequestType(AbsTaskWrapper.M3U8_FILE);
-    String filePath = mTaskWrapper.getEntity().getFilePath();
-    File file = new File(filePath);
-    if (!file.isDirectory()) {
-      mTaskWrapper.asM3U8().setCacheDir(file.getParent() + "/." + file.getName());
-    }
   }
 
   /**
-   * 设置文件长度，由于m3u8协议的特殊性质，你需要设置文件长度才能获取到正确的下载进度百分比
+   * 是否合并ts文件，默认合并ts
+   *
+   * @param merge {@code true}合并所有ts文件为一个
+   */
+  public M3U8Delegate merge(boolean merge) {
+    mTaskWrapper.asM3U8().setMergeFile(merge);
+    return this;
+  }
+
+  /**
+   * 如果你希望使用自行处理ts文件的合并，可以使用{@link ITsMergeHandler}处理ts文件的合并
+   * 需要注意的是：只有{@link #merge(boolean)}设置合并ts文件，该方法才会生效
+   */
+  public M3U8Delegate setMergeHandler(ITsMergeHandler handler) {
+    mTaskWrapper.asM3U8().setMergeHandler(handler);
+    return this;
+  }
+
+  /**
+   * 由于m3u8协议的特殊性质，无法获取到正确到文件长度，因此你需要自行设置文件大小
    *
    * @param fileSize 文件长度
    */
@@ -55,35 +67,48 @@ public class M3U8Delegate<TARGET extends AbsTarget> extends BaseDelegate<TARGET>
   }
 
   /**
-   * 如果你的#EXTINF信息是相对路径或有其它需求，你需要设置extinf处理器，将#EXTINF中的切片信息转换为可下载的http连接
+   * M3U8 ts 文件url转换器，对于某些服务器，返回的ts地址可以是相对地址，也可能是处理过的
+   * 对于这种情况，你需要使用url转换器将地址转换为可正常访问的http地址
    *
-   * @param handler {@link IM3U8UrlExtInfHandler}
+   * @param converter {@link ITsUrlConverter}
    */
-  public M3U8Delegate setExtInfHandler(IM3U8UrlExtInfHandler handler) {
-    mTaskWrapper.asM3U8().setExtInfHandler(handler);
+  public M3U8Delegate setTsUrlConvert(ITsUrlConverter converter) {
+    mTaskWrapper.asM3U8().setTsUrlConverter(converter);
     return this;
   }
 
   /**
-   * 选择需要下载的码率，默认下载最大码率
+   * 选择需要下载的码率，默认下载的码率
    *
    * @param bandWidth 指定的码率
    */
   public M3U8Delegate setBandWidth(int bandWidth) {
+    mTaskWrapper.asM3U8().setBandWidth(bandWidth);
     return this;
   }
 
   /**
-   * 处理直播类的下载
+   * M3U8 bandWidth 码率url转换器，对于某些服务器，返回的ts地址可以是相对地址，也可能是处理过的，
+   * 对于这种情况，你需要使用url转换器将地址转换为可正常访问的http地址
+   *
+   * @param converter {@link IBandWidthUrlConverter}
    */
-  public M3U8LiveDelegate<TARGET> asLive() {
-    return new M3U8LiveDelegate<>(mTarget);
+  public M3U8Delegate setBandWidthUrlConverter(IBandWidthUrlConverter converter) {
+    mTaskWrapper.asM3U8().setBandWidthUrlConverter(converter);
+    return this;
   }
 
   /**
-   * 处理需要解码的ts文件
+   * 处理直播类的下载
    */
-  public M3U8Delegate setDecodeAdapter() {
-    return this;
+  public M3U8LiveDelegate<TARGET> asLive() {
+    return new M3U8LiveDelegate<>(mTarget);
   }
+
+  ///**
+  // * 处理需要解码的ts文件
+  // */
+  //public M3U8Delegate setDecodeAdapter() {
+  //  return this;
+  //}
 }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8FileInfoThread.java b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8FileInfoThread.java
index 36f1a5fd..2a63f62f 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8FileInfoThread.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8FileInfoThread.java
@@ -29,6 +29,7 @@ import com.arialyy.aria.exception.M3U8Exception;
 import com.arialyy.aria.exception.TaskException;
 import com.arialyy.aria.util.ALog;
 import com.arialyy.aria.util.CheckUtil;
+import com.arialyy.aria.util.Regular;
 import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStreamReader;
@@ -36,12 +37,14 @@ import java.net.HttpURLConnection;
 import java.net.URL;
 import java.util.ArrayList;
 import java.util.List;
-import java.util.Map;
 import java.util.UUID;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 
 /**
  * 解析url中获取到到m3u信息
  * https://www.cnblogs.com/renhui/p/10351870.html
+ * https://blog.csdn.net/Guofengpu/article/details/54922865
  */
 public class M3U8FileInfoThread implements Runnable {
   private final String TAG = "M3U8FileInfoThread";
@@ -70,7 +73,6 @@ public class M3U8FileInfoThread implements Runnable {
       ConnectionHelp.setConnectParam(mTaskDelegate, conn);
       conn.setConnectTimeout(mConnectTimeOut);
       conn.connect();
-      Map<String, List<String>> head = conn.getHeaderFields();
       handleConnect(conn);
     } catch (IOException e) {
       e.printStackTrace();
@@ -91,20 +93,28 @@ public class M3U8FileInfoThread implements Runnable {
         return;
       }
       List<String> extInf = new ArrayList<>();
-      boolean isDes = false;
       while ((line = reader.readLine()) != null) {
         if (line.startsWith("#EXT-X-ENDLIST")) {
           break;
         }
         if (line.startsWith("#EXTINF")) {
-          isDes = true;
-        } else if (isDes) {
-          extInf.add(line);
-          isDes = false;
+          extInf.add(reader.readLine());
+        } else if (line.startsWith("#EXT-X-STREAM-INF")) {
+          int setBand = mTaskWrapper.asM3U8().getBandWidth();
+          int bandWidth = getBandWidth(line);
+          if (setBand == 0) {
+            handleBandWidth(conn, reader.readLine());
+          } else if (bandWidth == setBand) {
+            handleBandWidth(conn, reader.readLine());
+          } else {
+            failDownload(String.format("【%s】码率不存在", bandWidth), false);
+          }
+          return;
         }
       }
+
       if (extInf.isEmpty()) {
-        failDownload("获取M3U8下载地址列表失败", false);
+        failDownload(String.format("获取M3U8下载地址列表失败，url: %s", mEntity.getUrl()), false);
         return;
       }
       CompleteInfo info = new CompleteInfo();
@@ -123,6 +133,20 @@ public class M3U8FileInfoThread implements Runnable {
     }
   }
 
+  /**
+   * 读取bandwidth
+   */
+  private int getBandWidth(String line) {
+    Pattern p = Pattern.compile(Regular.BANDWIDTH);
+
+    Matcher m = p.matcher(line);
+
+    if (m.find()) {
+      return Integer.parseInt(m.group());
+    }
+    return 0;
+  }
+
   /**
    * 处理30x跳转
    */
@@ -143,6 +167,7 @@ public class M3U8FileInfoThread implements Runnable {
     mEntity.setRedirect(true);
     mEntity.setRedirectUrl(newUrl);
     String cookies = conn.getHeaderField("Set-Cookie");
+    conn.disconnect(); // 关闭上一个连接
     URL url = ConnectionHelp.handleUrl(newUrl, mTaskDelegate);
     conn = ConnectionHelp.handleConnection(url, mTaskDelegate);
     ConnectionHelp.setConnectParam(mTaskDelegate, conn);
@@ -153,6 +178,35 @@ public class M3U8FileInfoThread implements Runnable {
     conn.disconnect();
   }
 
+  /**
+   * 处理码率
+   */
+  private void handleBandWidth(HttpURLConnection conn, String bandWidthM3u8Url) throws IOException {
+    IBandWidthUrlConverter converter = mTaskWrapper.asM3U8().getBandWidthUrlConverter();
+    if (converter != null) {
+      bandWidthM3u8Url = converter.convert(bandWidthM3u8Url);
+      if (converter.getClass().isAnonymousClass()) {
+        mTaskWrapper.asM3U8().setBandWidthUrlConverter(null);
+      }
+      if (!bandWidthM3u8Url.startsWith("http")) {
+        failDownload(String.format("码率转换器转换后的url地址无效，转换后的url：%s", bandWidthM3u8Url), false);
+        return;
+      }
+    }
+    mTaskWrapper.asM3U8().setBandWidthUrl(bandWidthM3u8Url);
+    ALog.d(TAG, String.format("新码率url：%s", bandWidthM3u8Url));
+    String cookies = conn.getHeaderField("Set-Cookie");
+    conn.disconnect();    // 关闭上一个连接
+    URL url = ConnectionHelp.handleUrl(bandWidthM3u8Url, mTaskDelegate);
+    conn = ConnectionHelp.handleConnection(url, mTaskDelegate);
+    ConnectionHelp.setConnectParam(mTaskDelegate, conn);
+    conn.setRequestProperty("Cookie", cookies);
+    conn.setConnectTimeout(mConnectTimeOut);
+    conn.connect();
+    handleConnect(conn);
+    conn.disconnect();
+  }
+
   private void failDownload(String errorInfo, boolean needRetry) {
     onFileInfoCallback.onFail(mEntity, new M3U8Exception(TAG, errorInfo), needRetry);
   }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8FileLoader.java b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8FileLoader.java
index 05b46f82..659e62b8 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8FileLoader.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8FileLoader.java
@@ -54,7 +54,7 @@ public class M3U8FileLoader extends AbsFileer<DownloadEntity, DTaskWrapper> {
   private ReentrantLock LOCK = new ReentrantLock();
   private Condition mCondition = LOCK.newCondition();
 
-  protected M3U8FileLoader(IEventListener listener, DTaskWrapper wrapper) {
+  M3U8FileLoader(IEventListener listener, DTaskWrapper wrapper) {
     super(listener, wrapper);
   }
 
@@ -91,6 +91,7 @@ public class M3U8FileLoader extends AbsFileer<DownloadEntity, DTaskWrapper> {
     new Thread(new Runnable() {
       @Override public void run() {
         int index = 0;
+        String cacheDir = getCacheDir();
         while (!isBreak()) {
           try {
             LOCK.lock();
@@ -104,7 +105,7 @@ public class M3U8FileLoader extends AbsFileer<DownloadEntity, DTaskWrapper> {
                 continue;
               }
 
-              M3U8ThreadTask task = createThreadTask(getCacheDir(), tr);
+              M3U8ThreadTask task = createThreadTask(cacheDir, tr);
               getTaskList().put(tr.threadId, task);
               mFlagQueue.offer(startThreadTask(task));
             }
@@ -121,6 +122,21 @@ public class M3U8FileLoader extends AbsFileer<DownloadEntity, DTaskWrapper> {
     }).start();
   }
 
+  @Override protected void setMaxSpeed(int maxSpeed) {
+    // TODO: 2019-06-05 暂不支持
+
+  }
+
+  @Override protected void onStop() {
+    super.onStop();
+    //notifyLock();
+  }
+
+  @Override protected void onCancel() {
+    super.onCancel();
+    //notifyLock();
+  }
+
   private void notifyLock() {
     try {
       LOCK.lock();
@@ -209,6 +225,7 @@ public class M3U8FileLoader extends AbsFileer<DownloadEntity, DTaskWrapper> {
         case STATE_STOP:
           mStopNum++;
           if (isStop()) {
+            ALog.d(TAG, "任务停止");
             mListener.onStop(mProgress);
             quitLooper();
           }
@@ -216,7 +233,7 @@ public class M3U8FileLoader extends AbsFileer<DownloadEntity, DTaskWrapper> {
         case STATE_CANCEL:
           mCancelNum++;
           if (isCancel()) {
-            ALog.d(TAG, "icCancel");
+            ALog.d(TAG, "任务取消");
             mListener.onCancel();
             quitLooper();
           }
@@ -232,11 +249,11 @@ public class M3U8FileLoader extends AbsFileer<DownloadEntity, DTaskWrapper> {
           break;
         case STATE_COMPLETE:
           mCompleteNum++;
-          ALog.d(TAG, "完成");
+          handlerPercent();
           notifyLock();
           if (isComplete()) {
             ALog.d(TAG, "isComplete, completeNum = " + mCompleteNum);
-            if (mTaskRecord.isBlock) {
+            if (mTaskWrapper.asM3U8().isMergeFile()) {
               if (mergeFile()) {
                 mListener.onComplete();
               } else {
@@ -255,9 +272,21 @@ public class M3U8FileLoader extends AbsFileer<DownloadEntity, DTaskWrapper> {
       return false;
     }
 
+    /**
+     * 设置进度
+     */
+    private void handlerPercent() {
+      int completeNum = mTaskWrapper.asM3U8().getCompleteNum();
+      completeNum++;
+      mTaskWrapper.asM3U8().setCompleteNum(completeNum);
+      int percent = completeNum * 100 / mTaskRecord.threadRecords.size();
+      mEntity.setPercent(percent);
+      mEntity.update();
+    }
+
     @Override public boolean isStop() {
       printInfo("isStop");
-      return mStartThreadNum == mStopNum + mFailNum + mCompleteNum;
+      return mStopNum == mFlagQueue.size();
     }
 
     @Override public boolean isFail() {
@@ -272,7 +301,7 @@ public class M3U8FileLoader extends AbsFileer<DownloadEntity, DTaskWrapper> {
 
     @Override public boolean isCancel() {
       printInfo("isCancel");
-      return mStartThreadNum == mCancelNum + mFailNum + mCompleteNum;
+      return mCancelNum == mFlagQueue.size();
     }
 
     @Override public long getCurrentProgress() {
@@ -293,27 +322,32 @@ public class M3U8FileLoader extends AbsFileer<DownloadEntity, DTaskWrapper> {
      * @return {@code true} 合并成功，{@code false}合并失败
      */
     private boolean mergeFile() {
+      ITsMergeHandler mergeHandler = mTaskWrapper.asM3U8().getMergeHandler();
       String cacheDir = getCacheDir();
-
       List<String> partPath = new ArrayList<>();
-
       for (ThreadRecord tr : mTaskRecord.threadRecords) {
         partPath.add(getTsFilePath(cacheDir, tr.threadId));
       }
-
-      boolean isSuccess = FileUtil.mergeFile(mTaskRecord.filePath, partPath);
+      boolean isSuccess;
+      if (mergeHandler != null) {
+        isSuccess = mergeHandler.merge(partPath);
+        if (mergeHandler.getClass().isAnonymousClass()) {
+          mTaskWrapper.asM3U8().setMergeHandler(null);
+        }
+      } else {
+        isSuccess = FileUtil.mergeFile(mTaskRecord.filePath, partPath);
+      }
       if (isSuccess) {
+        // 合并成功，删除缓存文件
         for (String pp : partPath) {
           File f = new File(pp);
           if (f.exists()) {
             f.delete();
           }
         }
-        File targetFile = new File(mTaskRecord.filePath);
-        if (targetFile.exists() && targetFile.length() > mTaskRecord.fileLength) {
-          ALog.e(TAG, String.format("任务【%s】分块文件合并失败，下载长度超出文件真实长度，downloadLen: %s，fileSize: %s",
-              targetFile.getName(), targetFile.length(), mTaskRecord.fileLength));
-          return false;
+        File cDir = new File(cacheDir);
+        if (cDir.exists()) {
+          cDir.delete();
         }
         return true;
       } else {
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8FileUtil.java b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8FileUtil.java
index 4ff61193..4ae13974 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8FileUtil.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8FileUtil.java
@@ -15,6 +15,7 @@
  */
 package com.arialyy.aria.core.download.m3u8;
 
+import android.text.TextUtils;
 import com.arialyy.aria.core.common.CompleteInfo;
 import com.arialyy.aria.core.common.IUtil;
 import com.arialyy.aria.core.common.OnFileInfoCallback;
@@ -44,10 +45,12 @@ public class M3U8FileUtil implements IUtil {
   private IDownloadListener mListener;
   private boolean isStop = false, isCancel = false;
   private List<String> mUrls = new ArrayList<>();
+  private M3U8FileLoader mLoader;
 
   public M3U8FileUtil(DTaskWrapper wrapper, IDownloadListener listener) {
     mWrapper = wrapper;
     mListener = listener;
+    mLoader = new M3U8FileLoader(mListener, mWrapper);
   }
 
   @Override public String getKey() {
@@ -63,15 +66,17 @@ public class M3U8FileUtil implements IUtil {
   }
 
   @Override public boolean isRunning() {
-    return false;
+    return mLoader.isRunning();
   }
 
   @Override public void cancel() {
     isCancel = true;
+    mLoader.cancel();
   }
 
   @Override public void stop() {
     isStop = true;
+    mLoader.stop();
   }
 
   @Override public void start() {
@@ -88,18 +93,23 @@ public class M3U8FileUtil implements IUtil {
   }
 
   @Override public void setMaxSpeed(int speed) {
-
+    mLoader.setMaxSpeed(speed);
   }
 
   private Runnable createInfoThread() {
     if (mWrapper.getRequestType() == ITaskWrapper.M3U8_FILE) {
       return new M3U8FileInfoThread(mWrapper, new OnFileInfoCallback() {
         @Override public void onComplete(String key, CompleteInfo info) {
-          IM3U8UrlExtInfHandler handler = mWrapper.asM3U8().getExtInfHandler();
+          ITsUrlConverter handler = mWrapper.asM3U8().getTsUrlConverter();
           if (handler != null) {
-            mUrls.addAll(handler.handler((List<String>) info.obj));
+            if (TextUtils.isEmpty(mWrapper.asM3U8().getBandWidthUrl())) {
+              mUrls.addAll(handler.convert(mWrapper.getEntity().getUrl(), (List<String>) info.obj));
+            } else {
+              mUrls.addAll(
+                  handler.convert(mWrapper.asM3U8().getBandWidthUrl(), (List<String>) info.obj));
+            }
             if (handler.getClass().isAnonymousClass()) {
-              mWrapper.asM3U8().setExtInfHandler(null);
+              mWrapper.asM3U8().setTsUrlConverter(null);
             }
           } else {
             mUrls.addAll((Collection<? extends String>) info.obj);
@@ -112,7 +122,7 @@ public class M3U8FileUtil implements IUtil {
             return;
           }
           mWrapper.asM3U8().setUrls(mUrls);
-          new M3U8FileLoader(mListener, mWrapper).start();
+          mLoader.start();
         }
 
         @Override public void onFail(AbsEntity entity, BaseException e, boolean needRetry) {
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8TaskConfig.java b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8TaskConfig.java
index 197ccfe4..61f93862 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8TaskConfig.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8TaskConfig.java
@@ -30,19 +30,111 @@ public class M3U8TaskConfig {
   /**
    * #EXTINF 标签信息处理器
    */
-  private IM3U8UrlExtInfHandler extInfHandler;
+  private ITsUrlConverter tsUrlConverter;
 
   /**
    * 缓存目录
    */
   private String cacheDir;
 
-  public IM3U8UrlExtInfHandler getExtInfHandler() {
-    return extInfHandler;
+  /**
+   * 是否合并ts文件 {@code true} 合并ts文件为一个
+   */
+  private boolean mergeFile = true;
+
+  /**
+   * 合并处理器
+   */
+  private ITsMergeHandler mergeHandler;
+
+  /**
+   * 已完成的ts分片数量
+   */
+  private int completeNum = 0;
+
+  /**
+   * 视频时长，单位s
+   */
+  private long duration;
+
+  /**
+   * 码率
+   */
+  private int bandWidth = 0;
+
+  /**
+   * 码率url转换器
+   */
+  private IBandWidthUrlConverter bandWidthUrlConverter;
+
+  /**
+   * 码率地址
+   */
+  private String bandWidthUrl;
+
+  public String getBandWidthUrl() {
+    return bandWidthUrl;
+  }
+
+  public void setBandWidthUrl(String bandWidthUrl) {
+    this.bandWidthUrl = bandWidthUrl;
+  }
+
+  public IBandWidthUrlConverter getBandWidthUrlConverter() {
+    return bandWidthUrlConverter;
+  }
+
+  public void setBandWidthUrlConverter(
+      IBandWidthUrlConverter bandWidthUrlConverter) {
+    this.bandWidthUrlConverter = bandWidthUrlConverter;
+  }
+
+  public int getBandWidth() {
+    return bandWidth;
+  }
+
+  public void setBandWidth(int bandWidth) {
+    this.bandWidth = bandWidth;
+  }
+
+  public long getDuration() {
+    return duration;
+  }
+
+  public void setDuration(long duration) {
+    this.duration = duration;
+  }
+
+  public int getCompleteNum() {
+    return completeNum;
+  }
+
+  public void setCompleteNum(int completeNum) {
+    this.completeNum = completeNum;
+  }
+
+  public boolean isMergeFile() {
+    return mergeFile;
+  }
+
+  public void setMergeFile(boolean mergeFile) {
+    this.mergeFile = mergeFile;
+  }
+
+  public ITsMergeHandler getMergeHandler() {
+    return mergeHandler;
+  }
+
+  public void setMergeHandler(ITsMergeHandler mergeHandler) {
+    this.mergeHandler = mergeHandler;
+  }
+
+  public ITsUrlConverter getTsUrlConverter() {
+    return tsUrlConverter;
   }
 
-  public void setExtInfHandler(IM3U8UrlExtInfHandler extInfHandler) {
-    this.extInfHandler = extInfHandler;
+  public void setTsUrlConverter(ITsUrlConverter tsUrlConverter) {
+    this.tsUrlConverter = tsUrlConverter;
   }
 
   public List<String> getUrls() {
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8ThreadStateManager.java b/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8ThreadStateManager.java
deleted file mode 100644
index 580ed220..00000000
--- a/Aria/src/main/java/com/arialyy/aria/core/download/m3u8/M3U8ThreadStateManager.java
+++ /dev/null
@@ -1,140 +0,0 @@
-///*
-// * Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
-// *
-// * Licensed under the Apache License, Version 2.0 (the "License");
-// * you may not use this file except in compliance with the License.
-// * You may obtain a copy of the License at
-// *
-// *      http://www.apache.org/licenses/LICENSE-2.0
-// *
-// * Unless required by applicable law or agreed to in writing, software
-// * distributed under the License is distributed on an "AS IS" BASIS,
-// * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// * See the License for the specific language governing permissions and
-// * limitations under the License.
-// */
-//package com.arialyy.aria.core.download.m3u8;
-//
-//import android.os.Bundle;
-//import android.os.Looper;
-//import android.os.Message;
-//import com.arialyy.aria.core.common.IThreadState;
-//import com.arialyy.aria.core.common.TaskRecord;
-//import com.arialyy.aria.core.download.DTaskWrapper;
-//import com.arialyy.aria.core.inf.IEventListener;
-//import com.arialyy.aria.exception.BaseException;
-//import com.arialyy.aria.util.ALog;
-//
-///**
-// * M3U8线程状态管理
-// */
-//public class M3U8ThreadStateManager implements IThreadState {
-//  private final String TAG = "M3U8ThreadStateManager";
-//
-//  /**
-//   * 任务状态回调
-//   */
-//  private IEventListener mListener;
-//  private int mThreadNum;    // 启动的线程总数
-//  private int mCancelNum = 0; // 已经取消的线程的数
-//  private int mStopNum = 0;  // 已经停止的线程数
-//  private int mFailNum = 0;  // 失败的线程数
-//  private int mCompleteNum = 0;  // 完成的线程数
-//  private long mProgress; //当前总进度
-//  private TaskRecord mTaskRecord; // 任务记录
-//  private Looper mLooper;
-//
-//  /**
-//   * @param taskRecord 任务记录
-//   * @param listener 任务事件
-//   */
-//  M3U8ThreadStateManager(Looper looper, TaskRecord taskRecord, IEventListener listener) {
-//    mLooper = looper;
-//    mTaskRecord = taskRecord;
-//    mThreadNum = mTaskRecord.threadNum;
-//    mListener = listener;
-//  }
-//
-//  /**
-//   * 退出looper循环
-//   */
-//  private void quitLooper() {
-//    mLooper.quit();
-//  }
-//
-//  @Override public boolean handleMessage(Message msg) {
-//    switch (msg.what) {
-//      case STATE_STOP:
-//        mStopNum++;
-//        if (isStop()) {
-//          mListener.onStop(mProgress);
-//          quitLooper();
-//        }
-//        break;
-//      case STATE_CANCEL:
-//        mCancelNum++;
-//        if (isCancel()) {
-//          ALog.d(TAG, "icCancel");
-//          mListener.onCancel();
-//          quitLooper();
-//        }
-//        break;
-//      case STATE_FAIL:
-//        mFailNum++;
-//        if (isFail()) {
-//          Bundle b = msg.getData();
-//          mListener.onFail(b.getBoolean(KEY_RETRY, true),
-//              (BaseException) b.getSerializable(KEY_ERROR_INFO));
-//          quitLooper();
-//        }
-//        break;
-//      case STATE_COMPLETE:
-//        mCompleteNum++;
-//        if (isComplete()) {
-//          ALog.d(TAG, "isComplete, completeNum = " + mCompleteNum);
-//          if (mTaskRecord.isBlock) {
-//            if (mergeFile()) {
-//              mListener.onComplete();
-//            } else {
-//              mListener.onFail(false, null);
-//            }
-//          } else {
-//            mListener.onComplete();
-//          }
-//          quitLooper();
-//        }
-//        break;
-//      case STATE_RUNNING:
-//        mProgress += (long) msg.obj;
-//        break;
-//      case STATE_UPDATE_PROGRESS:
-//        if (msg.obj == null) {
-//          mProgress = updateBlockProgress();
-//        } else {
-//          mProgress = (long) msg.obj;
-//        }
-//        break;
-//    }
-//    return false;
-//  }
-//
-//  @Override public boolean isStop() {
-//    return false;
-//  }
-//
-//  @Override public boolean isFail() {
-//    return false;
-//  }
-//
-//  @Override public boolean isComplete() {
-//    return false;
-//  }
-//
-//  @Override public boolean isCancel() {
-//    return false;
-//  }
-//
-//  @Override public long getCurrentProgress() {
-//    return mProgress;
-//  }
-//}
diff --git a/Aria/src/main/java/com/arialyy/aria/core/inf/AbsTarget.java b/Aria/src/main/java/com/arialyy/aria/core/inf/AbsTarget.java
index 79276458..c3c1aa03 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/inf/AbsTarget.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/inf/AbsTarget.java
@@ -35,6 +35,7 @@ import com.arialyy.aria.core.scheduler.UploadSchedulers;
 import com.arialyy.aria.core.upload.UTaskWrapper;
 import com.arialyy.aria.util.ALog;
 import com.arialyy.aria.util.CommonUtil;
+import com.arialyy.aria.util.RecordUtil;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -78,9 +79,9 @@ public abstract class AbsTarget<TARGET extends AbsTarget> implements ITargetHand
       cancel();
     } else {
       if (mEntity instanceof AbsNormalEntity) {
-        CommonUtil.delTaskRecord((AbsNormalEntity) mEntity, mTaskWrapper.isRemoveFile());
+        RecordUtil.delTaskRecord((AbsNormalEntity) mEntity, mTaskWrapper.isRemoveFile());
       } else if (mEntity instanceof DownloadGroupEntity) {
-        CommonUtil.delGroupTaskRecord(((DownloadGroupEntity) mEntity), mTaskWrapper.isRemoveFile(), true);
+        RecordUtil.delGroupTaskRecord(((DownloadGroupEntity) mEntity), mTaskWrapper.isRemoveFile(), true);
       }
       TaskWrapperManager.getInstance().removeTaskWrapper(mEntity.getKey());
     }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/inf/AbsTask.java b/Aria/src/main/java/com/arialyy/aria/core/inf/AbsTask.java
index faabbd04..72e0a651 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/inf/AbsTask.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/inf/AbsTask.java
@@ -18,8 +18,6 @@ package com.arialyy.aria.core.inf;
 import android.content.Context;
 import android.os.Handler;
 import android.text.TextUtils;
-import com.arialyy.aria.core.Aria;
-import com.arialyy.aria.core.AriaManager;
 import com.arialyy.aria.core.common.IUtil;
 import com.arialyy.aria.util.ALog;
 import com.arialyy.aria.util.CommonUtil;
@@ -167,11 +165,7 @@ public abstract class AbsTask<ENTITY extends AbsEntity, TASK_WRAPPER extends Abs
    * @return 返回百分比进度，如果文件长度为0，返回0
    */
   public int getPercent() {
-    if (mTaskWrapper.getEntity().getFileSize() == 0) {
-      return 0;
-    }
-    return (int) (mTaskWrapper.getEntity().getCurrentProgress() * 100 / mTaskWrapper.getEntity()
-        .getFileSize());
+    return mEntity.getPercent();
   }
 
   /**
@@ -180,8 +174,7 @@ public abstract class AbsTask<ENTITY extends AbsEntity, TASK_WRAPPER extends Abs
    * @return {@link IEntity}
    */
   public int getState() {
-    return mTaskWrapper.getEntity() == null ? IEntity.STATE_OTHER
-        : mTaskWrapper.getEntity().getState();
+    return mTaskWrapper.getState();
   }
 
   /**
diff --git a/Aria/src/main/java/com/arialyy/aria/core/upload/BaseUListener.java b/Aria/src/main/java/com/arialyy/aria/core/upload/BaseUListener.java
index 5a2d45d3..ad3d69c6 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/upload/BaseUListener.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/upload/BaseUListener.java
@@ -21,7 +21,7 @@ import com.arialyy.aria.core.common.RecordHandler;
 import com.arialyy.aria.core.inf.IEntity;
 import com.arialyy.aria.core.inf.IUploadListener;
 import com.arialyy.aria.core.inf.TaskSchedulerType;
-import com.arialyy.aria.util.CommonUtil;
+import com.arialyy.aria.util.RecordUtil;
 
 /**
  * 下载监听类
@@ -38,10 +38,10 @@ class BaseUListener extends BaseListener<UploadEntity, UTaskWrapper, UploadTask>
     if (sType == TaskSchedulerType.TYPE_CANCEL_AND_NOT_NOTIFY) {
       mEntity.setComplete(false);
       mEntity.setState(IEntity.STATE_WAIT);
-      CommonUtil.delTaskRecord(mEntity.getFilePath(), RecordHandler.TYPE_UPLOAD,
+      RecordUtil.delTaskRecord(mEntity.getFilePath(), RecordHandler.TYPE_UPLOAD,
           mTaskWrapper.isRemoveFile(), false);
     } else {
-      CommonUtil.delTaskRecord(mEntity.getFilePath(), RecordHandler.TYPE_UPLOAD,
+      RecordUtil.delTaskRecord(mEntity.getFilePath(), RecordHandler.TYPE_UPLOAD,
           mTaskWrapper.isRemoveFile(), true);
     }
   }
diff --git a/Aria/src/main/java/com/arialyy/aria/util/CommonUtil.java b/Aria/src/main/java/com/arialyy/aria/util/CommonUtil.java
index 0dc3801e..22797745 100644
--- a/Aria/src/main/java/com/arialyy/aria/util/CommonUtil.java
+++ b/Aria/src/main/java/com/arialyy/aria/util/CommonUtil.java
@@ -31,17 +31,8 @@ import com.arialyy.aria.core.command.group.AbsGroupCmd;
 import com.arialyy.aria.core.command.group.GroupCmdFactory;
 import com.arialyy.aria.core.command.normal.AbsNormalCmd;
 import com.arialyy.aria.core.command.normal.NormalCmdFactory;
-import com.arialyy.aria.core.common.RecordHandler;
-import com.arialyy.aria.core.common.RecordWrapper;
-import com.arialyy.aria.core.common.TaskRecord;
-import com.arialyy.aria.core.common.ThreadRecord;
-import com.arialyy.aria.core.download.DownloadEntity;
-import com.arialyy.aria.core.download.DownloadGroupEntity;
 import com.arialyy.aria.core.inf.AbsGroupTaskWrapper;
-import com.arialyy.aria.core.inf.AbsNormalEntity;
 import com.arialyy.aria.core.inf.AbsTaskWrapper;
-import com.arialyy.aria.core.upload.UploadEntity;
-import com.arialyy.aria.orm.DbEntity;
 import dalvik.system.DexFile;
 import java.io.File;
 import java.io.FileFilter;
@@ -92,15 +83,7 @@ public class CommonUtil {
     return new String(str.getBytes(charSet), SERVER_CHARSET);
   }
 
-  /**
-   * 检查分块任务是否存在
-   *
-   * @param filePath 文件保存路径
-   * @return {@code true} 分块文件存在
-   */
-  public static boolean blockTaskExists(String filePath) {
-    return new File(String.format(RecordHandler.SUB_PATH, filePath, 0)).exists();
-  }
+
 
   /**
    * 删除文件
@@ -198,19 +181,6 @@ public class CommonUtil {
     return null;
   }
 
-  /**
-   * 获取分块文件的快大小
-   *
-   * @param fileLen 文件总长度
-   * @param blockId 分块id
-   * @param blockNum 分块数量
-   * @return 分块长度
-   */
-  public static long getBlockLen(long fileLen, int blockId, int blockNum) {
-    final long averageLen = fileLen / blockNum;
-    return blockId == blockNum - 1 ? (fileLen - blockId * averageLen) : averageLen;
-  }
-
   /**
    * 检查SD内存空间是否充足
    *
@@ -601,186 +571,6 @@ public class CommonUtil {
     return "";
   }
 
-  /**
-   * 删除任务组记录
-   *
-   * @param removeFile {@code true} 无论任务是否完成，都会删除记录和文件；
-   * {@code false} 如果任务已经完成，则只删除记录，不删除文件；任务未完成，记录和文件都会删除。
-   */
-  public static void delGroupTaskRecord(String groupHash, boolean removeFile) {
-    if (TextUtils.isEmpty(groupHash)) {
-      ALog.e(TAG, "删除下载任务组记录失败，groupHash为null");
-      return;
-    }
-    DownloadGroupEntity groupEntity = DbDataHelper.getDGEntity(groupHash);
-
-    delGroupTaskRecord(groupEntity, removeFile, true);
-  }
-
-  /**
-   * 删除任务组记录
-   *
-   * @param removeFile {@code true} 无论任务是否完成，都会删除记录和文件；
-   * {@code false} 如果任务已经完成，则只删除记录，不删除文件；任务未完成，记录和文件都会删除。
-   */
-  public static void delGroupTaskRecord(DownloadGroupEntity groupEntity, boolean removeFile,
-      boolean removeEntity) {
-    if (groupEntity == null) {
-      ALog.e(TAG, "删除下载任务组记录失败，任务组实体为null");
-      return;
-    }
-    List<RecordWrapper> records =
-        DbEntity.findRelationData(RecordWrapper.class, "dGroupHash=?", groupEntity.getGroupHash());
-
-    if (records == null || records.isEmpty()) {
-      ALog.w(TAG, "组任务记录删除失败，记录为null");
-    } else {
-      for (RecordWrapper record : records) {
-        if (record == null || record.taskRecord == null) {
-          continue;
-        }
-        // 删除分块文件
-        if (record.taskRecord.isBlock) {
-          for (int i = 0, len = record.taskRecord.threadNum; i < len; i++) {
-            File partFile =
-                new File(String.format(RecordHandler.SUB_PATH, record.taskRecord.filePath, i));
-            if (partFile.exists()) {
-              partFile.delete();
-            }
-          }
-        }
-        DbEntity.deleteData(ThreadRecord.class, "key=?", record.taskRecord.filePath);
-        record.taskRecord.deleteData();
-      }
-    }
-
-    List<DownloadEntity> subs = groupEntity.getSubEntities();
-    if (subs != null) {
-      for (DownloadEntity sub : subs) {
-        File file = new File(sub.getFilePath());
-        if (file.exists() && (removeFile || !sub.isComplete())) {
-          file.delete();
-        }
-      }
-    }
-
-    // 删除文件夹
-    if (!TextUtils.isEmpty(groupEntity.getDirPath())) {
-      File dir = new File(groupEntity.getDirPath());
-      if (dir.exists() && (removeFile || !groupEntity.isComplete())) {
-        dir.delete();
-      }
-    }
-    if (removeEntity) {
-      DbEntity.deleteData(DownloadEntity.class, "groupHash=?", groupEntity.getGroupHash());
-      DbEntity.deleteData(DownloadGroupEntity.class, "groupHash=?", groupEntity.getGroupHash());
-    }
-  }
-
-  /**
-   * 删除任务记录，默认删除任务实体
-   *
-   * @param removeFile{@code true} 无论任务是否完成，都会删除记录和文件；
-   * {@code false} 如果是下载任务，并且任务已经完成，则只删除记录，不删除文件；任务未完成，记录和文件都会删除。
-   * 如果是上传任务，无论任务是否完成，都只删除记录
-   */
-  public static void delTaskRecord(AbsNormalEntity dEntity, boolean removeFile) {
-    if (dEntity == null) return;
-    String filePath;
-    int type;
-    if (dEntity instanceof DownloadEntity) {
-      type = RecordHandler.TYPE_DOWNLOAD;
-      filePath = ((DownloadEntity) dEntity).getDownloadPath();
-    } else if (dEntity instanceof UploadEntity) {
-      type = RecordHandler.TYPE_UPLOAD;
-      filePath = ((UploadEntity) dEntity).getFilePath();
-    } else {
-      ALog.w(TAG, "删除记录失败，未知类型");
-      return;
-    }
-    delTaskRecord(filePath, type, removeFile, true);
-  }
-
-  /**
-   * 删除任务记录，默认删除文件
-   *
-   * @param filePath 文件路径
-   * @param removeFile {@code true} 无论任务是否完成，都会删除记录和文件；
-   * {@code false} 如果是下载任务，并且任务已经完成，则只删除记录，不删除文件；任务未完成，记录和文件都会删除。
-   * 如果是上传任务，无论任务是否完成，都只删除记录
-   * @param type {@link RecordHandler#TYPE_DOWNLOAD}下载任务的记录，{@link RecordHandler#TYPE_UPLOAD}
-   * 上传任务的记录
-   * @param removeEntity {@code true} 删除任务实体，
-   */
-  public static void delTaskRecord(String filePath, int type, boolean removeFile,
-      boolean removeEntity) {
-    if (TextUtils.isEmpty(filePath)) {
-      throw new NullPointerException("删除记录失败，文件路径为空");
-    }
-    if (type != 1 && type != 2) {
-      throw new IllegalArgumentException("任务记录类型错误");
-    }
-    List<RecordWrapper> recordWrapper =
-        DbEntity.findRelationData(RecordWrapper.class, "filePath=?", filePath);
-
-    File file = new File(filePath);
-    if (recordWrapper == null
-        || recordWrapper.isEmpty()
-        || recordWrapper.get(0) == null
-        || recordWrapper.get(0).taskRecord == null) {
-      ALog.w(TAG, String.format("记录为空，filePath: %s", filePath));
-    } else {
-      TaskRecord record = recordWrapper.get(0).taskRecord;
-      // 删除分块文件
-      if (record.isBlock) {
-        for (int i = 0, len = record.threadNum; i < len; i++) {
-          File partFile = new File(String.format(RecordHandler.SUB_PATH, record.filePath, i));
-          if (partFile.exists()) {
-            partFile.delete();
-          }
-        }
-      } else if (type == RecordHandler.TYPE_DOWNLOAD) { // 处理单线程任务没有完成的情况
-        if (record.threadRecords != null && !record.threadRecords.isEmpty()) {
-          ThreadRecord tr = record.threadRecords.get(0);
-          if (!tr.isComplete && file.exists()) {
-            file.delete();
-          }
-        } else {
-          if (file.exists()) {
-            file.delete();
-          }
-        }
-      } else { // 处理上传的情况
-        if (file.exists() && removeFile) {
-          file.delete();
-        }
-      }
-
-      // 删除任务记录
-      DbEntity.deleteData(ThreadRecord.class, "key=?", filePath); // 必须先获取完成数据再删除线程记录
-      record.deleteData();
-    }
-
-    if (removeEntity) {
-      if (type == 1) {
-        DbEntity.deleteData(DownloadEntity.class, "downloadPath=?", filePath);
-      } else {
-        DbEntity.deleteData(UploadEntity.class, "filePath=?", filePath);
-      }
-    }
-  }
-
-  /**
-   * 删除任务记录，默认删除文件，删除任务实体
-   *
-   * @param filePath 文件路径
-   * @param type {@link RecordHandler#TYPE_DOWNLOAD}下载任务的记录，{@link RecordHandler#TYPE_UPLOAD}
-   * 上传任务的记录
-   */
-  public static void delTaskRecord(String filePath, int type) {
-    delTaskRecord(filePath, type, false, true);
-  }
-
   /**
    * 获取CPU核心数
    */
@@ -1198,46 +988,6 @@ public class CommonUtil {
         : AriaManager.UPLOAD_TEMP_DIR) + fileName + ".properties";
   }
 
-  /**
-   * 修改任务路径，修改文件路径和任务记录信息。如果是分块任务，则修改分块文件的路径。
-   *
-   * @param oldPath 旧的文件路径
-   * @param newPath 新的文件路径
-   */
-  public static void modifyTaskRecord(String oldPath, String newPath) {
-    if (oldPath.equals(newPath)) {
-      ALog.w(TAG, "修改任务记录失败，新文件路径和旧文件路径一致");
-      return;
-    }
-    TaskRecord record = DbDataHelper.getTaskRecord(oldPath);
-    if (record == null) {
-      if (new File(oldPath).exists()) {
-        ALog.w(TAG, "修改任务记录失败，文件【" + oldPath + "】对应的任务记录不存在");
-      }
-      return;
-    }
-    if (!record.isBlock) {
-      File oldFile = new File(oldPath);
-      if (oldFile.exists()) {
-        oldFile.renameTo(new File(newPath));
-      }
-    }
-
-    record.filePath = newPath;
-    record.update();
-    // 修改线程记录
-    if (record.threadRecords != null && !record.threadRecords.isEmpty()) {
-      for (ThreadRecord tr : record.threadRecords) {
-        tr.key = newPath;
-        File blockFile = new File(String.format(RecordHandler.SUB_PATH, oldPath, tr.threadId));
-        if (blockFile.exists()) {
-          blockFile.renameTo(new File(String.format(RecordHandler.SUB_PATH, newPath, tr.threadId)));
-        }
-      }
-      DbEntity.updateManyData(record.threadRecords);
-    }
-  }
-
   /**
    * 读取下载配置文件
    */
diff --git a/Aria/src/main/java/com/arialyy/aria/util/RecordUtil.java b/Aria/src/main/java/com/arialyy/aria/util/RecordUtil.java
new file mode 100644
index 00000000..c1caa8f2
--- /dev/null
+++ b/Aria/src/main/java/com/arialyy/aria/util/RecordUtil.java
@@ -0,0 +1,380 @@
+/*
+ * Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.arialyy.aria.util;
+
+import android.text.TextUtils;
+import com.arialyy.aria.core.common.RecordHandler;
+import com.arialyy.aria.core.common.RecordWrapper;
+import com.arialyy.aria.core.common.TaskRecord;
+import com.arialyy.aria.core.common.ThreadRecord;
+import com.arialyy.aria.core.download.DownloadEntity;
+import com.arialyy.aria.core.download.DownloadGroupEntity;
+import com.arialyy.aria.core.download.m3u8.M3U8FileLoader;
+import com.arialyy.aria.core.inf.AbsEntity;
+import com.arialyy.aria.core.inf.AbsNormalEntity;
+import com.arialyy.aria.core.upload.UploadEntity;
+import com.arialyy.aria.orm.DbEntity;
+import java.io.File;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * 任务记录处理工具
+ */
+public class RecordUtil {
+  private static final String TAG = "RecordUtil";
+
+  /**
+   * 删除任务组记录
+   *
+   * @param removeFile {@code true} 无论任务是否完成，都会删除记录和文件；
+   * {@code false} 如果任务已经完成，则只删除记录，不删除文件；任务未完成，记录和文件都会删除。
+   */
+  public static void delGroupTaskRecord(String groupHash, boolean removeFile) {
+    if (TextUtils.isEmpty(groupHash)) {
+      ALog.e(TAG, "删除下载任务组记录失败，groupHash为null");
+      return;
+    }
+    DownloadGroupEntity groupEntity = DbDataHelper.getDGEntity(groupHash);
+
+    delGroupTaskRecord(groupEntity, removeFile, true);
+  }
+
+  /**
+   * 删除任务组记录
+   *
+   * @param removeFile {@code true} 无论任务是否完成，都会删除记录和文件；
+   * {@code false} 如果任务已经完成，则只删除记录，不删除文件；任务未完成，记录和文件都会删除。
+   */
+  public static void delGroupTaskRecord(DownloadGroupEntity groupEntity, boolean removeFile,
+      boolean removeEntity) {
+    if (groupEntity == null) {
+      ALog.e(TAG, "删除下载任务组记录失败，任务组实体为null");
+      return;
+    }
+    List<RecordWrapper> records =
+        DbEntity.findRelationData(RecordWrapper.class, "dGroupHash=?", groupEntity.getGroupHash());
+
+    if (records == null || records.isEmpty()) {
+      ALog.w(TAG, "组任务记录删除失败，记录为null");
+    } else {
+      for (RecordWrapper record : records) {
+        if (record == null || record.taskRecord == null) {
+          continue;
+        }
+        // 删除分块文件
+        if (record.taskRecord.isBlock) {
+          for (int i = 0, len = record.taskRecord.threadNum; i < len; i++) {
+            File partFile =
+                new File(String.format(RecordHandler.SUB_PATH, record.taskRecord.filePath, i));
+            if (partFile.exists()) {
+              partFile.delete();
+            }
+          }
+        }
+        DbEntity.deleteData(ThreadRecord.class, "key=?", record.taskRecord.filePath);
+        record.taskRecord.deleteData();
+      }
+    }
+
+    List<DownloadEntity> subs = groupEntity.getSubEntities();
+    if (subs != null) {
+      for (DownloadEntity sub : subs) {
+        File file = new File(sub.getFilePath());
+        if (file.exists() && (removeFile || !sub.isComplete())) {
+          file.delete();
+        }
+      }
+    }
+
+    // 删除文件夹
+    if (!TextUtils.isEmpty(groupEntity.getDirPath())) {
+      File dir = new File(groupEntity.getDirPath());
+      if (dir.exists() && (removeFile || !groupEntity.isComplete())) {
+        dir.delete();
+      }
+    }
+    if (removeEntity) {
+      DbEntity.deleteData(DownloadEntity.class, "groupHash=?", groupEntity.getGroupHash());
+      DbEntity.deleteData(DownloadGroupEntity.class, "groupHash=?", groupEntity.getGroupHash());
+    }
+  }
+
+  /**
+   * 删除任务记录，默认删除文件
+   *
+   * @param removeFile {@code true} 无论任务是否完成，都会删除记录和文件；
+   * {@code false} 如果是下载任务，并且任务已经完成，则只删除记录，不删除文件；任务未完成，记录和文件都会删除。
+   * 如果是上传任务，无论任务是否完成，都只删除记录
+   */
+  public static void delTaskRecord(AbsNormalEntity entity, boolean removeFile) {
+    if (entity == null) return;
+    String filePath;
+    int type;
+    if (entity instanceof DownloadEntity) {
+      type = RecordHandler.TYPE_DOWNLOAD;
+      filePath = ((DownloadEntity) entity).getDownloadPath();
+    } else if (entity instanceof UploadEntity) {
+      type = RecordHandler.TYPE_UPLOAD;
+      filePath = ((UploadEntity) entity).getFilePath();
+    } else {
+      ALog.w(TAG, "删除记录失败，未知类型");
+      return;
+    }
+    File targetFile = new File(filePath);
+    TaskRecord record = getTaskRecord(filePath);
+    if (record == null) {
+      if (removeFile) {
+        removeTargetFile(targetFile);
+      }
+      removeRecord(filePath);
+      removeEntity(type, filePath);
+      return;
+    }
+
+    /*
+     * 处理任务未完成的情况
+     */
+    if (!entity.isComplete()) {
+      if (record.taskType == TaskRecord.TYPE_M3U8) { // 删除ts分片文件
+        String cacheDir = null;
+        if (!targetFile.isDirectory()) {
+          cacheDir = targetFile.getParent() + "/." + targetFile.getName();
+        }
+        removeTsCache(record, cacheDir);
+      } else if (record.isBlock) { // 删除分块文件
+        removeBlockFile(record);
+      }
+    } else if (removeFile) { // 处理任务完成情况
+      removeTargetFile(targetFile);
+    }
+
+    // 成功与否都将删除记录
+    removeRecord(filePath);
+  }
+
+  /**
+   * 删除任务记录，默认删除文件
+   *
+   * @param filePath 文件路径
+   * @param removeFile {@code true} 无论任务是否完成，都会删除记录和文件；
+   * {@code false} 如果是下载任务，并且任务已经完成，则只删除记录，不删除文件；任务未完成，记录和文件都会删除。
+   * 如果是上传任务，无论任务是否完成，都只删除记录
+   * @param type {@link RecordHandler#TYPE_DOWNLOAD}下载任务的记录，{@link RecordHandler#TYPE_UPLOAD}
+   * 上传任务的记录
+   * @param removeEntity {@code true} 删除任务实体，
+   */
+  public static void delTaskRecord(String filePath, int type, boolean removeFile,
+      boolean removeEntity) {
+    if (TextUtils.isEmpty(filePath)) {
+      throw new NullPointerException("删除记录失败，文件路径为空");
+    }
+    if (type != RecordHandler.TYPE_DOWNLOAD && type != RecordHandler.TYPE_UPLOAD) {
+      throw new IllegalArgumentException("任务记录类型错误");
+    }
+
+    AbsEntity entity;
+    if (type == RecordHandler.TYPE_DOWNLOAD) {
+      entity = DbEntity.findFirst(DownloadEntity.class, "downloadPath=?", filePath);
+    } else {
+      entity = DbEntity.findFirst(UploadEntity.class, "filePath=?", filePath);
+    }
+    File targetFile = new File(filePath);
+    TaskRecord record = getTaskRecord(filePath);
+    if (entity == null || record == null) {
+      if (removeFile) {
+        removeTargetFile(targetFile);
+      }
+      removeRecord(filePath);
+      removeEntity(type, filePath);
+      return;
+    }
+
+    /*
+     * 处理任务未完成的情况
+     */
+    if (!entity.isComplete()) {
+      if (record.taskType == TaskRecord.TYPE_M3U8) { // 删除ts分片文件
+        String cacheDir = null;
+        if (!targetFile.isDirectory()) {
+          cacheDir = targetFile.getParent() + "/." + targetFile.getName();
+        }
+        removeTsCache(record, cacheDir);
+      } else if (record.isBlock) { // 删除分块文件
+        removeBlockFile(record);
+      }
+    } else if (removeFile) { // 处理任务完成情况
+      removeTargetFile(targetFile);
+    }
+
+    // 成功与否都将删除记录
+    removeRecord(filePath);
+
+    if (removeEntity) {
+      removeEntity(type, filePath);
+    }
+  }
+
+  private static void removeTargetFile(File targetFile) {
+    if (targetFile.exists()) {
+      targetFile.delete();
+    }
+  }
+
+  private static void removeRecord(String filePath) {
+    DbEntity.deleteData(ThreadRecord.class, "key=?", filePath);
+    DbEntity.deleteData(TaskRecord.class, "filePath=?", filePath);
+  }
+
+  /**
+   * 删除实体
+   *
+   * @param type {@link RecordHandler#TYPE_DOWNLOAD}下载任务的记录，{@link RecordHandler#TYPE_UPLOAD}
+   * 上传任务的记录
+   */
+  private static void removeEntity(int type, String filePath) {
+    if (type == RecordHandler.TYPE_DOWNLOAD) {
+      DbEntity.deleteData(DownloadEntity.class, "downloadPath=?", filePath);
+    } else {
+      DbEntity.deleteData(UploadEntity.class, "filePath=?", filePath);
+    }
+  }
+
+  /**
+   * 根据文件路径获取任务记录
+   */
+  private static TaskRecord getTaskRecord(String filePath) {
+    List<RecordWrapper> recordWrapper =
+        DbEntity.findRelationData(RecordWrapper.class, "filePath=?", filePath);
+    if (recordWrapper == null
+        || recordWrapper.isEmpty()
+        || recordWrapper.get(0) == null
+        || recordWrapper.get(0).taskRecord == null) {
+      return null;
+    } else {
+      return recordWrapper.get(0).taskRecord;
+    }
+  }
+
+  /**
+   * 删除多线程分块下载的分块文件
+   */
+  private static void removeBlockFile(TaskRecord record) {
+    for (int i = 0, len = record.threadNum; i < len; i++) {
+      File partFile = new File(String.format(RecordHandler.SUB_PATH, record.filePath, i));
+      if (partFile.exists()) {
+        partFile.delete();
+      }
+    }
+  }
+
+  /**
+   * 删除ts文件
+   */
+  private static void removeTsCache(TaskRecord record, String cacheDir) {
+
+    if (!TextUtils.isEmpty(cacheDir)) {
+      List<String> partPath = new ArrayList<>();
+      for (ThreadRecord tr : record.threadRecords) {
+        partPath.add(M3U8FileLoader.getTsFilePath(cacheDir, tr.threadId));
+      }
+      for (String pp : partPath) {
+        File f = new File(pp);
+        if (f.exists()) {
+          f.delete();
+        }
+      }
+      File cDir = new File(cacheDir);
+      if (cDir.exists()) {
+        cDir.delete();
+      }
+    }
+  }
+
+  /**
+   * 删除任务记录，默认删除文件，删除任务实体
+   *
+   * @param filePath 文件路径
+   * @param type {@link RecordHandler#TYPE_DOWNLOAD}下载任务的记录，{@link RecordHandler#TYPE_UPLOAD}
+   * 上传任务的记录
+   */
+  public static void delTaskRecord(String filePath, int type) {
+    delTaskRecord(filePath, type, false, true);
+  }
+
+  /**
+   * 修改任务路径，修改文件路径和任务记录信息。如果是分块任务，则修改分块文件的路径。
+   *
+   * @param oldPath 旧的文件路径
+   * @param newPath 新的文件路径
+   */
+  public static void modifyTaskRecord(String oldPath, String newPath) {
+    if (oldPath.equals(newPath)) {
+      ALog.w(TAG, "修改任务记录失败，新文件路径和旧文件路径一致");
+      return;
+    }
+    TaskRecord record = DbDataHelper.getTaskRecord(oldPath);
+    if (record == null) {
+      if (new File(oldPath).exists()) {
+        ALog.w(TAG, "修改任务记录失败，文件【" + oldPath + "】对应的任务记录不存在");
+      }
+      return;
+    }
+    if (!record.isBlock) {
+      File oldFile = new File(oldPath);
+      if (oldFile.exists()) {
+        oldFile.renameTo(new File(newPath));
+      }
+    }
+
+    record.filePath = newPath;
+    record.update();
+    // 修改线程记录
+    if (record.threadRecords != null && !record.threadRecords.isEmpty()) {
+      for (ThreadRecord tr : record.threadRecords) {
+        tr.key = newPath;
+        File blockFile = new File(String.format(RecordHandler.SUB_PATH, oldPath, tr.threadId));
+        if (blockFile.exists()) {
+          blockFile.renameTo(new File(String.format(RecordHandler.SUB_PATH, newPath, tr.threadId)));
+        }
+      }
+      DbEntity.updateManyData(record.threadRecords);
+    }
+  }
+
+  /**
+   * 检查分块任务是否存在
+   *
+   * @param filePath 文件保存路径
+   * @return {@code true} 分块文件存在
+   */
+  public static boolean blockTaskExists(String filePath) {
+    return new File(String.format(RecordHandler.SUB_PATH, filePath, 0)).exists();
+  }
+
+  /**
+   * 获取分块文件的快大小
+   *
+   * @param fileLen 文件总长度
+   * @param blockId 分块id
+   * @param blockNum 分块数量
+   * @return 分块长度
+   */
+  public static long getBlockLen(long fileLen, int blockId, int blockNum) {
+    final long averageLen = fileLen / blockNum;
+    return blockId == blockNum - 1 ? (fileLen - blockId * averageLen) : averageLen;
+  }
+}
diff --git a/Aria/src/main/java/com/arialyy/aria/util/Regular.java b/Aria/src/main/java/com/arialyy/aria/util/Regular.java
index ac364a1d..6a6e8637 100644
--- a/Aria/src/main/java/com/arialyy/aria/util/Regular.java
+++ b/Aria/src/main/java/com/arialyy/aria/util/Regular.java
@@ -25,4 +25,9 @@ public interface Regular {
    * 匹配window.location.replace
    */
   String REG_WINLOD_REPLACE = "replace\\(\".*\"\\)";
+
+  /**
+   * 匹配BANDWIDTH
+   */
+  String BANDWIDTH = "[0-9]{3,}";
 }
diff --git a/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8DownloadActivity.java b/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8DownloadActivity.java
index e297c650..090f52e3 100644
--- a/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8DownloadActivity.java
+++ b/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8DownloadActivity.java
@@ -18,6 +18,7 @@ package com.arialyy.simple.core.download.m3u8;
 
 import android.arch.lifecycle.Observer;
 import android.arch.lifecycle.ViewModelProviders;
+import android.net.Uri;
 import android.os.Bundle;
 import android.support.annotation.Nullable;
 import android.util.Log;
@@ -30,6 +31,8 @@ import com.arialyy.aria.core.Aria;
 import com.arialyy.aria.core.download.DownloadEntity;
 import com.arialyy.aria.core.download.DownloadTarget;
 import com.arialyy.aria.core.download.DownloadTask;
+import com.arialyy.aria.core.download.m3u8.IBandWidthUrlConverter;
+import com.arialyy.aria.core.download.m3u8.ITsUrlConverter;
 import com.arialyy.aria.core.inf.IEntity;
 import com.arialyy.aria.core.inf.IHttpFileLenAdapter;
 import com.arialyy.aria.util.ALog;
@@ -41,6 +44,7 @@ import com.arialyy.simple.common.ModifyPathDialog;
 import com.arialyy.simple.common.ModifyUrlDialog;
 import com.arialyy.simple.databinding.ActivityM3u8Binding;
 import java.io.File;
+import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
 
@@ -54,7 +58,7 @@ public class M3U8DownloadActivity extends BaseActivity<ActivityM3u8Binding> {
   @Override
   protected void init(Bundle savedInstanceState) {
     super.init(savedInstanceState);
-    setTitle("单任务下载");
+    setTitle(getString(R.string.m3u8_file));
     Aria.download(this).register();
     mModule = ViewModelProviders.of(this).get(M3U8Module.class);
     mModule.getHttpDownloadInfo(this).observe(this, new Observer<DownloadEntity>() {
@@ -72,9 +76,8 @@ public class M3U8DownloadActivity extends BaseActivity<ActivityM3u8Binding> {
 
         if (entity.getFileSize() != 0) {
           getBinding().setFileSize(CommonUtil.formatFileSize(entity.getFileSize()));
-          getBinding().setProgress(entity.isComplete() ? 100
-              : (int) (entity.getCurrentProgress() * 100 / entity.getFileSize()));
         }
+        getBinding().setProgress(entity.getPercent());
         getBinding().setUrl(entity.getUrl());
         getBinding().setFilePath(entity.getFilePath());
         mUrl = entity.getUrl();
@@ -164,13 +167,7 @@ public class M3U8DownloadActivity extends BaseActivity<ActivityM3u8Binding> {
   protected void running(DownloadTask task) {
     if (task.getKey().equals(mUrl)) {
       ALog.d(TAG, "isRunning");
-      //Log.d(TAG, task.getKey());
-      long len = task.getFileSize();
-      if (len == 0) {
-        getBinding().setProgress(0);
-      } else {
-        getBinding().setProgress(task.getPercent());
-      }
+      getBinding().setProgress(task.getPercent());
       getBinding().setSpeed(task.getConvertSpeed());
     }
   }
@@ -230,6 +227,7 @@ public class M3U8DownloadActivity extends BaseActivity<ActivityM3u8Binding> {
   public void onClick(View view) {
     switch (view.getId()) {
       case R.id.start:
+        ALog.d(TAG, "isRunning = " + mTarget.isRunning());
         if (mTarget.isRunning()) {
           Aria.download(this).load(mUrl).stop();
         } else {
@@ -248,6 +246,24 @@ public class M3U8DownloadActivity extends BaseActivity<ActivityM3u8Binding> {
         .useServerFileName(true)
         .setFilePath(mFilePath, true)
         .asM3U8()
+        .setBandWidthUrlConverter(new IBandWidthUrlConverter() {
+          @Override public String convert(String bandWidthUrl) {
+            int index = mUrl.lastIndexOf("/");
+            return mUrl.substring(0, index + 1) + bandWidthUrl;
+          }
+        })
+        .setTsUrlConvert(new ITsUrlConverter() {
+          @Override public List<String> convert(String m3u8Url, List<String> tsUrls) {
+            int index = m3u8Url.lastIndexOf("/");
+            String parentUrl = m3u8Url.substring(0, index + 1);
+            List<String> newUrls = new ArrayList<>();
+            for (String url : tsUrls) {
+              newUrls.add(parentUrl + url);
+            }
+
+            return newUrls;
+          }
+        })
         .start();
   }
 
diff --git a/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8Module.java b/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8Module.java
index ff0aaa7f..c9f9f98d 100644
--- a/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8Module.java
+++ b/app/src/main/java/com/arialyy/simple/core/download/m3u8/M3U8Module.java
@@ -31,11 +31,13 @@ import java.io.File;
 public class M3U8Module extends BaseViewModule {
   private final String M3U8_URL_KEY = "M3U8_URL_KEY";
   private final String M3U8_PATH_KEY = "M3U8_PATH_KEY";
-
-  private final String defUrl = "https://www.gaoya123.cn/2019/1557993797897.m3u8";
+  // m3u8测试集合：http://www.voidcn.com/article/p-snaliarm-ct.html
+  //private final String defUrl = "https://www.gaoya123.cn/2019/1557993797897.m3u8";
+  // 多码率地址：
+  private final String defUrl = "http://devimages.apple.com/iphone/samples/bipbop/bipbopall.m3u8";
   private final String filePath =
       Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS).getPath()
-          + "/1557993797897.m3u8";
+          + "/1557993797897.ts";
 
   private MutableLiveData<DownloadEntity> liveData = new MutableLiveData<>();
   private DownloadEntity singDownloadInfo;
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 7cf6046e..c2b5626d 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -24,6 +24,7 @@
   <string name="url_hint">url</string>
   <string name="name">NAME: </string>
   <string name="modify_file_path">修改文件路径</string>
+  <string name="m3u8_file">M3U8点播文件下载</string>
 
 
   <string name="error_file_name_null">文件名为空</string>